{"id":5695,"date":"2026-03-26T05:38:12","date_gmt":"2026-03-26T05:38:12","guid":{"rendered":"https:\/\/regenerative-thermal-oxidizers.com\/?post_type=product&#038;p=5695"},"modified":"2026-03-26T05:39:13","modified_gmt":"2026-03-26T05:39:13","slug":"so2-emission-control-bldj1w-100w-single-alkali-desulfurization-system","status":"publish","type":"product","link":"https:\/\/regenerative-thermal-oxidizers.com\/ja\/product\/so2-emission-control-bldj1w-100w-single-alkali-desulfurization-system\/","title":{"rendered":"SO2 Emission Control | BLDJ1W\/100W Single Alkali Desulfurization System"},"content":{"rendered":"<p>&nbsp;<\/p>\n<header style=\"background: linear-gradient(135deg, #1e3c72 0%, #2a5298 100%); color: #ffffff; padding: 8% 5%; text-align: center;\">\n<div style=\"max-width: 1200px; margin: 0 auto;\">\n<h2 style=\"font-size: 2.8em; margin-bottom: 20px; font-weight: 800; text-transform: uppercase; letter-spacing: 1px;\"><span style=\"color: #ffffff;\">SO2 Emission Control | BLDJ1W\/100W Single Alkali Desulfurization System<\/span><\/h2>\n<p style=\"font-size: 1.25em; max-width: 900px; margin: 0 auto 30px; font-weight: 300; line-height: 1.8;\">Eradicate Sulfur Dioxide (SO2) compliance risks instantly. Engineered by Ever-power, the BLDJ1W\/100W Single Alkali Flue Gas Desulfurization (FGD) system is the ultimate solution for medium-to-small boilers and space-constrained industrial projects. Utilizing a highly reactive sodium-based absorbent, we guarantee outlet emissions below <strong>35 mg\/Nm3<\/strong> without the scaling and clogging nightmares associated with traditional calcium methods.<\/p>\n<p><a style=\"display: inline-block; background-color: #e67e22; color: #ffffff; padding: 18px 40px; text-decoration: none; font-size: 1.15em; border-radius: 4px; font-weight: bold; text-transform: uppercase; box-shadow: 0 4px 15px rgba(230, 126, 34, 0.4);\" href=\"#sizing-guide\">Request Engineering Sizing<\/a><\/p>\n<\/div>\n<\/header>\n<p>&nbsp;<\/p>\n<section id=\"executive-brief\" style=\"margin-bottom: 60px;\">\n<h2 style=\"font-size: 2.2em; border-bottom: 3px solid #3498db; padding-bottom: 10px; margin-bottom: 30px; color: #112240;\">\u2699\ufe0f Executive Engineering Brief<\/h2>\n<div style=\"display: flex; flex-wrap: wrap; gap: 20px;\">\n<div style=\"flex: 1 1 300px; background: #ffffff; padding: 30px; border-radius: 8px; box-shadow: 0 4px 20px rgba(0,0,0,0.05); border-top: 5px solid #3498db;\">\n<h3 style=\"margin-top: 0; font-size: 1.3em; color: #112240;\">? Processing Capacity<\/h3>\n<ul style=\"list-style: none; padding: 0; margin: 0; font-size: 1.05em;\">\n<li style=\"margin-bottom: 12px;\">? <strong>Gas Volume:<\/strong> 10,000 to 1,000,000 m3\/h<\/li>\n<li style=\"margin-bottom: 12px;\">?\ufe0f <strong>Allowable Gas Temp:<\/strong> &lt;= 180 \u00b0C<\/li>\n<li style=\"margin-bottom: 12px;\">?\ufe0f <strong>Inlet Sulfur Density:<\/strong> 1 to 1000 mg\/Nm3<\/li>\n<li style=\"margin-bottom: 12px;\">\u2696\ufe0f <strong>Casing Pressure:<\/strong> -6000 to +6000 Pa<\/li>\n<\/ul>\n<\/div>\n<div style=\"flex: 1 1 300px; background: #ffffff; padding: 30px; border-radius: 8px; box-shadow: 0 4px 20px rgba(0,0,0,0.05); border-top: 5px solid #e74c3c;\">\n<h3 style=\"margin-top: 0; font-size: 1.3em; color: #112240;\">? Purification Performance<\/h3>\n<ul style=\"list-style: none; padding: 0; margin: 0; font-size: 1.05em;\">\n<li style=\"margin-bottom: 12px;\">\u2705 <strong>Outlet Emission:<\/strong> &lt; 35 mg\/Nm3<\/li>\n<li style=\"margin-bottom: 12px;\">\u2705 <strong>Operating Resistance:<\/strong> 800 to 1300 Pa<\/li>\n<li style=\"margin-bottom: 12px;\">\u2705 <strong>Scaling Risk:<\/strong> Near Zero (Clear Liquid)<\/li>\n<li style=\"margin-bottom: 12px;\">\u2705 <strong>System Availability:<\/strong> &gt; 98%<\/li>\n<\/ul>\n<\/div>\n<div style=\"flex: 1 1 300px; background: #ffffff; padding: 30px; border-radius: 8px; box-shadow: 0 4px 20px rgba(0,0,0,0.05); border-top: 5px solid #2ecc71;\">\n<h3 style=\"margin-top: 0; font-size: 1.3em; color: #112240;\">? Ideal Applications<\/h3>\n<ul style=\"list-style: none; padding: 0; margin: 0; font-size: 1.05em;\">\n<li style=\"margin-bottom: 12px;\">?\ufe0f <strong>Space-Constrained Sites:<\/strong> \u30b3\u30f3\u30d1\u30af\u30c8\u306a\u30d5\u30c3\u30c8\u30d7\u30ea\u30f3\u30c8<\/li>\n<li style=\"margin-bottom: 12px;\">? <strong>Medium\/Small Boilers:<\/strong> Industrial heating<\/li>\n<li style=\"margin-bottom: 12px;\">\u2697\ufe0f <strong>Complex Flue Gas:<\/strong> Low\/Medium Sulfur<\/li>\n<li style=\"margin-bottom: 12px;\">\u267b\ufe0f <strong>Byproduct Recovery:<\/strong> Sodium Sulfate recovery viable<\/li>\n<\/ul>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-5698\" src=\"https:\/\/regenerative-thermal-oxidizers.com\/wp-content\/uploads\/2026\/03\/0-Desulfurization-system-2.webp\" alt=\"Desulfurization system\" width=\"612\" height=\"800\" title=\"\" srcset=\"https:\/\/regenerative-thermal-oxidizers.com\/wp-content\/uploads\/2026\/03\/0-Desulfurization-system-2.webp 612w, https:\/\/regenerative-thermal-oxidizers.com\/wp-content\/uploads\/2026\/03\/0-Desulfurization-system-2-480x627.webp 480w\" sizes=\"(min-width: 0px) and (max-width: 480px) 480px, (min-width: 481px) 612px, 100vw\" \/><\/p>\n<\/div>\n<\/div>\n<\/section>\n<section id=\"technical-specs\" style=\"margin-bottom: 60px;\">\n<h2 style=\"font-size: 2.2em; border-bottom: 3px solid #3498db; padding-bottom: 10px; margin-bottom: 30px; color: #112240;\">? Deep Technical Specifications (BLDJ1W\/100W Series)<\/h2>\n<p style=\"font-size: 1.1em; margin-bottom: 20px;\">The Ever-power Single Alkali Desulfurization system is meticulously engineered to provide maximum SO2 mass transfer in a highly compact absorption tower. Below is the comprehensive structural and performance matrix.<\/p>\n<div style=\"overflow-x: auto; background: #ffffff; border-radius: 8px; box-shadow: 0 4px 15px rgba(0,0,0,0.05); border: 1px solid #e0e0e0;\">\n<table style=\"width: 100%; min-width: 800px; border-collapse: collapse; text-align: left;\">\n<thead style=\"background-color: #203a43; color: #ffffff;\">\n<tr>\n<th style=\"padding: 18px; font-size: 1.1em; border-bottom: 2px solid #0f2027;\">Technical Parameter<\/th>\n<th style=\"padding: 18px; font-size: 1.1em; border-bottom: 2px solid #0f2027;\">Specification Range<\/th>\n<th style=\"padding: 18px; font-size: 1.1em; border-bottom: 2px solid #0f2027;\">Engineering Impact &amp; Plant Value<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td style=\"padding: 18px; border-bottom: 1px solid #eee;\"><strong>Gas Processing Volume<\/strong><\/td>\n<td style=\"padding: 18px; border-bottom: 1px solid #eee;\">10,000 – 1,000,000 m3\/h<\/td>\n<td style=\"padding: 18px; border-bottom: 1px solid #eee;\">Perfectly scaled for industrial boilers, kilns, and medium-sized power units where large FGD plants are economically unviable.<\/td>\n<\/tr>\n<tr style=\"background-color: #f9fbfd;\">\n<td style=\"padding: 18px; border-bottom: 1px solid #eee;\"><strong>Allowable Gas Temperature<\/strong><\/td>\n<td style=\"padding: 18px; border-bottom: 1px solid #eee;\">&lt;= 180 \u00b0C<\/td>\n<td style=\"padding: 18px; border-bottom: 1px solid #eee;\">Handles typical industrial exhaust temperatures directly, minimizing the need for extensive upstream evaporative cooling equipment.<\/td>\n<\/tr>\n<tr>\n<td style=\"padding: 18px; border-bottom: 1px solid #eee;\"><strong>Allowable Inlet SO2 Concentration<\/strong><\/td>\n<td style=\"padding: 18px; border-bottom: 1px solid #eee;\">1 – 1000 mg\/Nm3<\/td>\n<td style=\"padding: 18px; border-bottom: 1px solid #eee;\">Optimized for medium to low-sulfur coal or specific industrial chemical off-gases.<\/td>\n<\/tr>\n<tr style=\"background-color: #f9fbfd;\">\n<td style=\"padding: 18px; border-bottom: 1px solid #eee;\"><strong>Shell Design Pressure<\/strong><\/td>\n<td style=\"padding: 18px; border-bottom: 1px solid #eee;\">-6000 to +6000 Pa<\/td>\n<td style=\"padding: 18px; border-bottom: 1px solid #eee;\">Robust carbon steel casing ensures absolute structural integrity under fluctuating induced draft (ID) fan pressures.<\/td>\n<\/tr>\n<tr>\n<td style=\"padding: 18px; border-bottom: 1px solid #eee;\"><strong>Operating System Resistance<\/strong><\/td>\n<td style=\"padding: 18px; border-bottom: 1px solid #eee;\">800 to 1300 Pa<\/td>\n<td style=\"padding: 18px; border-bottom: 1px solid #eee;\">Maintains a low pressure drop across the spray layers and demister, preserving ID fan power and lowering continuous OPEX.<\/td>\n<\/tr>\n<tr style=\"background-color: #f9fbfd;\">\n<td style=\"padding: 18px; border-bottom: 1px solid #eee;\"><strong>Guaranteed Outlet Emission<\/strong><\/td>\n<td style=\"padding: 18px; border-bottom: 1px solid #eee;\">&lt; 35 mg\/Nm3<\/td>\n<td style=\"padding: 18px; border-bottom: 1px solid #eee;\">Ensures absolute compliance with the strictest local and global environmental standards, preventing operational shutdowns.<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/section>\n<section id=\"core-technology\" style=\"margin-bottom: 60px;\">\n<h2 style=\"font-size: 2.2em; border-bottom: 3px solid #3498db; padding-bottom: 10px; margin-bottom: 30px; color: #112240;\">? Process Chemistry &amp; Internal Architecture<\/h2>\n<div style=\"display: flex; flex-wrap: wrap; gap: 40px;\">\n<div style=\"flex: 1 1 45%; padding: 35px; border-radius: 8px; box-shadow: 0 4px 15px rgba(0,0,0,0.03); background: #ffffff; border: 1px solid #e0e0e0;\">\n<h3 style=\"color: #2980b9; border-bottom: 1px solid #eee; padding-bottom: 12px; margin-top: 0;\">The Single Alkali Working Principle<\/h3>\n<p style=\"font-size: 1.1em;\">The Single Alkali process utilizes a highly soluble sodium-based absorbent (typically Sodium Hydroxide NaOH or Sodium Carbonate Na<sub>2<\/sub>CO<sub>3<\/sub>) to react with sulfur dioxide in the flue gas. Because sodium salts are highly soluble, the absorption takes place in a “clear liquid” state, completely eliminating the scaling and blockages that plague calcium-based systems inside the tower.<\/p>\n<p><strong>Core Chemical Reactions (Using NaOH):<\/strong><\/p>\n<ol style=\"padding-left: 20px; font-size: 1.1em; line-height: 1.8;\">\n<li><strong>Hydration:<\/strong> SO<sub>2<\/sub> + H<sub>2<\/sub>O \u21cc H<sub>2<\/sub>SO<sub>3<\/sub><\/li>\n<li><strong>Primary Absorption:<\/strong> H<sub>2<\/sub>SO<sub>3<\/sub> + 2NaOH = Na<sub>2<\/sub>SO<sub>3<\/sub> + 2H<sub>2<\/sub>O (Forms sodium sulfite)<\/li>\n<li><strong>Excess Absorption:<\/strong> H<sub>2<\/sub>SO<sub>3<\/sub> + Na<sub>2<\/sub>SO<sub>3<\/sub> = 2NaHSO<sub>3<\/sub> (Forms sodium bisulfite when SO<sub>2<\/sub> is in excess)<\/li>\n<\/ol>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-5697\" src=\"https:\/\/regenerative-thermal-oxidizers.com\/wp-content\/uploads\/2026\/03\/0-Desulfurization-system-1.webp\" alt=\"Desulfurization system\" width=\"800\" height=\"564\" title=\"\" srcset=\"https:\/\/regenerative-thermal-oxidizers.com\/wp-content\/uploads\/2026\/03\/0-Desulfurization-system-1.webp 800w, https:\/\/regenerative-thermal-oxidizers.com\/wp-content\/uploads\/2026\/03\/0-Desulfurization-system-1-480x338.webp 480w\" sizes=\"(min-width: 0px) and (max-width: 480px) 480px, (min-width: 481px) 800px, 100vw\" \/><\/p>\n<\/div>\n<div style=\"flex: 1 1 45%; padding: 35px; border-radius: 8px; box-shadow: 0 4px 15px rgba(0,0,0,0.03); background: #ffffff; border: 1px solid #e0e0e0;\">\n<h3 style=\"color: #2980b9; border-bottom: 1px solid #eee; padding-bottom: 12px; margin-top: 0;\">Internal Component Configuration<\/h3>\n<p style=\"font-size: 1.1em;\">The BLDJ1W series absorption tower is designed for maximum gas-liquid contact time and mist elimination:<\/p>\n<ul style=\"padding-left: 20px; font-size: 1.1em; line-height: 1.8;\">\n<li><strong>Absorber Body:<\/strong> Constructed of heavy-duty Carbon Steel with an interior lining of anti-corrosion Glass Flake coating to withstand the acidic environment.<\/li>\n<li><strong>Slurry Spray Layers:<\/strong> Composed of advanced atomizing spray layers equipped with high-efficiency Silicon Carbide (SiC) nozzles. Droplets are controlled to 200 to 500 microns, maximizing the specific surface area for the chemical reaction.<\/li>\n<li><strong>Multi-Stage Demister:<\/strong> Features two stages of high-efficiency demisters with an automated flushing system. Flue gas is forced through curved channels, separating entrained liquid droplets via inertia and gravity before exiting the stack.<\/li>\n<li><strong>Circulation &amp; Wash Pumps:<\/strong> Special desulfurization pumps featuring polymer-lined casings and wear-resistant impellers ensure continuous, stable liquid delivery.<\/li>\n<\/ul>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-5696\" src=\"https:\/\/regenerative-thermal-oxidizers.com\/wp-content\/uploads\/2026\/03\/0-Desulfurization-system-4.webp\" alt=\"Desulfurization system\" width=\"800\" height=\"731\" title=\"\" srcset=\"https:\/\/regenerative-thermal-oxidizers.com\/wp-content\/uploads\/2026\/03\/0-Desulfurization-system-4.webp 800w, https:\/\/regenerative-thermal-oxidizers.com\/wp-content\/uploads\/2026\/03\/0-Desulfurization-system-4-480x439.webp 480w\" sizes=\"(min-width: 0px) and (max-width: 480px) 480px, (min-width: 481px) 800px, 100vw\" \/><\/p>\n<\/div>\n<\/div>\n<\/section>\n<section id=\"design-advantages\" style=\"margin-bottom: 60px; background-color: #ffffff; padding: 40px; border-radius: 8px; box-shadow: 0 4px 20px rgba(0,0,0,0.05); border-left: 6px solid #3498db;\">\n<h2 style=\"font-size: 2.2em; margin-bottom: 20px; color: #112240;\">? Strategic Engineering Advantages<\/h2>\n<div style=\"display: flex; flex-wrap: wrap; gap: 20px;\">\n<div style=\"flex: 1 1 30%;\">\n<h3 style=\"color: #3498db; margin-top: 0;\">Zero Internal Scaling<\/h3>\n<p style=\"font-size: 1.1em;\">Because the sodium-alkali absorption liquid is completely clear and free of suspended solid calcium, the spray nozzles and demister blades will never scale or clog. This ensures the tower runs continuously without maintenance shutdowns.<\/p>\n<\/div>\n<div style=\"flex: 1 1 30%;\">\n<h3 style=\"color: #3498db; margin-top: 0;\">Ultra-Fast Reaction Kinetics<\/h3>\n<p style=\"font-size: 1.1em;\">Sodium alkali has a reaction rate with SO2 that is significantly higher than limestone (calcium carbonate). This allows for a much lower Liquid-to-Gas (L\/G) ratio, meaning smaller circulation pumps, less power consumption, and a smaller tower height.<\/p>\n<\/div>\n<div style=\"flex: 1 1 30%;\">\n<h3 style=\"color: #3498db; margin-top: 0;\">Compact Space Footprint<\/h3>\n<p style=\"font-size: 1.1em;\">Designed specifically for retrofitting existing facilities, the Single Alkali system requires minimal land area. It bypasses the need for massive limestone preparation silos and complex gypsum dewatering systems.<\/p>\n<\/div>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-5699\" src=\"https:\/\/regenerative-thermal-oxidizers.com\/wp-content\/uploads\/2026\/03\/0-Desulfurization-system-3.webp\" alt=\"Desulfurization system\" width=\"800\" height=\"722\" title=\"\" srcset=\"https:\/\/regenerative-thermal-oxidizers.com\/wp-content\/uploads\/2026\/03\/0-Desulfurization-system-3.webp 800w, https:\/\/regenerative-thermal-oxidizers.com\/wp-content\/uploads\/2026\/03\/0-Desulfurization-system-3-480x433.webp 480w\" sizes=\"(min-width: 0px) and (max-width: 480px) 480px, (min-width: 481px) 800px, 100vw\" \/><\/p>\n<\/div>\n<\/section>\n<section id=\"industry-pain-points\" style=\"margin-bottom: 60px;\">\n<h2 style=\"font-size: 2.2em; border-bottom: 3px solid #3498db; padding-bottom: 10px; margin-bottom: 30px; color: #112240;\">\u26a0\ufe0f Why Upgrade? Overcoming Industry Bottlenecks<\/h2>\n<div style=\"display: flex; flex-wrap: wrap; gap: 30px;\">\n<div style=\"flex: 1 1 100%; padding: 35px; border-left: 6px solid #e74c3c; background-color: #fdf2f0; border-radius: 0 8px 8px 0;\">\n<h3 style=\"margin-top: 0; color: #c0392b; font-size: 1.6em;\">The Clogging Crisis of Small Calcium Systems<\/h3>\n<p style=\"font-size: 1.15em; margin-bottom: 0;\">Many small-to-medium plants attempted to use miniature limestone-gypsum systems to save money. The result? Severe scaling. Calcium sulfate hardens inside the spray nozzles and demisters, causing catastrophic blockages. This forces the plant to shut down the boiler frequently to physically chip away the scale, leading to massive production losses.<\/p>\n<\/div>\n<div style=\"flex: 1 1 100%; padding: 35px; border-left: 6px solid #f39c12; background-color: #fdf8f2; border-radius: 0 8px 8px 0;\">\n<h3 style=\"margin-top: 0; color: #d35400; font-size: 1.6em;\">Relentless Regulatory Penalties<\/h3>\n<p style=\"font-size: 1.15em; margin-bottom: 0;\">Environmental authorities demand continuous, unbroken SO2 compliance (&lt; 35mg\/Nm3). If a poorly designed FGD system trips or clogs, SO2 spikes are instantly recorded by the CEMS (Continuous Emission Monitoring System). This triggers automated, exorbitant fines and risks the revocation of your operating license.<\/p>\n<\/div>\n<\/div>\n<\/section>\n<section id=\"applications\" style=\"margin-bottom: 60px;\">\n<h2 style=\"font-size: 2.2em; border-bottom: 3px solid #3498db; padding-bottom: 10px; margin-bottom: 30px; color: #112240;\">? Typical Application Scenarios &amp; Industry Fit<\/h2>\n<p style=\"font-size: 1.15em; margin-bottom: 30px;\">The BLDJ1W\/100W Series is the preeminent choice for applications where space is tight, and reliability is non-negotiable.<\/p>\n<div style=\"display: flex; flex-wrap: wrap; gap: 20px;\">\n<div style=\"flex: 1 1 300px; padding: 35px; border-radius: 8px; box-shadow: 0 4px 15px rgba(0,0,0,0.03); background: #ffffff; border: 1px solid #e0e0e0;\">\n<h3 style=\"color: #2980b9; margin-top: 0; border-bottom: 1px solid #eee; padding-bottom: 10px;\">Industrial Steam Boilers<\/h3>\n<p style=\"font-size: 1.1em;\">Ideal for textile, paper, and food processing plants utilizing medium\/small coal-fired or biomass boilers where land for a large FGD plant is physically unavailable.<\/p>\n<\/div>\n<div style=\"flex: 1 1 300px; padding: 35px; border-radius: 8px; box-shadow: 0 4px 15px rgba(0,0,0,0.03); background: #ffffff; border: 1px solid #e0e0e0;\">\n<h3 style=\"color: #2980b9; margin-top: 0; border-bottom: 1px solid #eee; padding-bottom: 10px;\">Chemical &amp; Metallurgical Kilns<\/h3>\n<p style=\"font-size: 1.1em;\">Treats off-gases from specific chemical roasting, glass manufacturing, or ceramic kilns that produce low-to-medium sulfur concentrations but require ultra-high availability.<\/p>\n<\/div>\n<div style=\"flex: 1 1 300px; padding: 35px; border-radius: 8px; box-shadow: 0 4px 15px rgba(0,0,0,0.03); background: #ffffff; border: 1px solid #e0e0e0;\">\n<h3 style=\"color: #2980b9; margin-top: 0; border-bottom: 1px solid #eee; padding-bottom: 10px;\">Projects Requiring Na2SO4 Recovery<\/h3>\n<p style=\"font-size: 1.1em;\">In regions or industries where Sodium Sulfate (Na2SO4) has resale value (e.g., glass or detergent manufacturing), the single alkali method turns waste into a profitable byproduct.<\/p>\n<\/div>\n<\/div>\n<\/section>\n<section id=\"comparison\" style=\"margin-bottom: 60px;\">\n<h2 style=\"font-size: 2.2em; border-bottom: 3px solid #3498db; padding-bottom: 10px; margin-bottom: 30px; color: #112240;\">\u2696\ufe0f Core Advantages: Single Alkali vs. Limestone-Gypsum<\/h2>\n<div style=\"overflow-x: auto; background: #ffffff; border-radius: 8px; box-shadow: 0 4px 15px rgba(0,0,0,0.05); border: 1px solid #e0e0e0;\">\n<table style=\"width: 100%; min-width: 800px; border-collapse: collapse; text-align: left;\">\n<thead style=\"background-color: #f9fbfd;\">\n<tr>\n<th style=\"padding: 18px; border-bottom: 2px solid #ddd; font-size: 1.1em; color: #2c3e50;\">Comparison Metric<\/th>\n<th style=\"padding: 18px; border-bottom: 2px solid #ddd; font-size: 1.1em; color: #2980b9;\">Ever-power Single Alkali (Na)<\/th>\n<th style=\"padding: 18px; border-bottom: 2px solid #ddd; font-size: 1.1em; color: #e67e22;\">Limestone-Gypsum (Ca)<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td style=\"padding: 18px; border-bottom: 1px solid #eee;\"><strong>Scaling &amp; Blockage Risk<\/strong><\/td>\n<td style=\"padding: 18px; border-bottom: 1px solid #eee; color: #2980b9; background: #f4f9fcf0;\"><strong>Zero. Absorbs via clear liquid.<\/strong><\/td>\n<td style=\"padding: 18px; border-bottom: 1px solid #eee;\">High risk in poorly managed small systems.<\/td>\n<\/tr>\n<tr>\n<td style=\"padding: 18px; border-bottom: 1px solid #eee;\"><strong>System Footprint (Space)<\/strong><\/td>\n<td style=\"padding: 18px; border-bottom: 1px solid #eee; color: #2980b9; background: #f4f9fcf0;\"><strong>Very Small. No slurry prep\/dewatering needed.<\/strong><\/td>\n<td style=\"padding: 18px; border-bottom: 1px solid #eee;\">Large. Requires ball mills, vacuum belts, and silos.<\/td>\n<\/tr>\n<tr>\n<td style=\"padding: 18px; border-bottom: 1px solid #eee;\"><strong>Initial Capital Expenditure (CapEx)<\/strong><\/td>\n<td style=\"padding: 18px; border-bottom: 1px solid #eee; color: #2980b9; background: #f4f9fcf0;\"><strong>Low. Simplified equipment matrix.<\/strong><\/td>\n<td style=\"padding: 18px; border-bottom: 1px solid #eee;\">High. Complex mechanical requirements.<\/td>\n<\/tr>\n<tr>\n<td style=\"padding: 18px; border-bottom: 1px solid #eee;\"><strong>L\/G Ratio (Pumping Power)<\/strong><\/td>\n<td style=\"padding: 18px; border-bottom: 1px solid #eee; color: #2980b9; background: #f4f9fcf0;\"><strong>Low (Typically 1-3 L\/m3). High reactivity.<\/strong><\/td>\n<td style=\"padding: 18px; border-bottom: 1px solid #eee;\">High (Typically 10-15 L\/m3). High power consumption.<\/td>\n<\/tr>\n<tr>\n<td style=\"padding: 18px; border-bottom: 1px solid #eee;\"><strong>Best Application Range<\/strong><\/td>\n<td style=\"padding: 18px; border-bottom: 1px solid #eee; color: #2980b9; background: #f4f9fcf0;\"><strong>Small\/Medium gas volume, Low\/Med Sulfur.<\/strong><\/td>\n<td style=\"padding: 18px; border-bottom: 1px solid #eee;\">Utility-scale power plants, High Sulfur.<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/section>\n<section id=\"why-choose-us\" style=\"margin-bottom: 60px; background: linear-gradient(135deg, #112240 0%, #1a365d 100%); color: #ffffff; padding: 50px 40px; border-radius: 8px; box-shadow: 0 10px 30px rgba(0,0,0,0.15);\">\n<h2 style=\"font-size: 2.2em; border-bottom: 3px solid #3498db; padding-bottom: 10px; margin-bottom: 30px; color: #ffffff;\">? Why Partner with Ever-power?<\/h2>\n<div style=\"display: flex; flex-wrap: wrap; gap: 30px;\">\n<div style=\"flex: 1 1 100%;\">\n<p style=\"font-size: 1.2em; margin-bottom: 25px; line-height: 1.8;\">For over 20 years, Ever-power has been the trusted authority in heavy industrial air purification. Our BL series is a technologically mature solution honed through decades of field application.<\/p>\n<ul style=\"list-style: none; padding: 0; margin: 0;\">\n<li style=\"margin-bottom: 20px; position: relative; padding-left: 45px;\"><span style=\"position: absolute; left: 0; color: #3498db; font-size: 1.5em; top: -4px;\">\u2714\ufe0f<\/span> <strong style=\"color: #63b3ed; font-size: 1.2em;\">Full Value-Chain Integration:<\/strong> We don’t just sell parts. We provide Process Engineering \u2794 Precision Manufacturing \u2794 Site Installation \u2794 Intelligent Commissioning.<\/li>\n<li style=\"margin-bottom: 20px; position: relative; padding-left: 45px;\"><span style=\"position: absolute; left: 0; color: #3498db; font-size: 1.5em; top: -4px;\">\u2714\ufe0f<\/span> <strong style=\"color: #63b3ed; font-size: 1.2em;\">Proven by Industry Giants:<\/strong> Our FGD systems successfully safeguard the compliance of massive conglomerates, including <em>Tongchuan Shengwei<\/em>, <em>Shanshui Group<\/em>, and <em>Huarun Power<\/em>.<\/li>\n<li style=\"margin-bottom: 20px; position: relative; padding-left: 45px;\"><span style=\"position: absolute; left: 0; color: #3498db; font-size: 1.5em; top: -4px;\">\u2714\ufe0f<\/span> <strong style=\"color: #63b3ed; font-size: 1.2em;\">Uncompromised Quality:<\/strong> Fully ISO certified, holding numerous environmental patents, ensuring every tower meets rigorous pressure and anti-corrosion standards.<\/li>\n<\/ul>\n<\/div>\n<\/div>\n<\/section>\n<section id=\"sizing-guide\" style=\"margin-bottom: 60px;\">\n<h2 style=\"font-size: 2.2em; border-bottom: 3px solid #3498db; padding-bottom: 10px; margin-bottom: 30px; color: #112240;\">? Engineering Selection Guide: Sizing Your FGD<\/h2>\n<p style=\"font-size: 1.15em; margin-bottom: 25px;\">To engineer the precise Single Alkali system for your facility, our technical team requires specific operational data. Prepare the following parameters for a rapid technical proposal:<\/p>\n<details style=\"background: #ffffff; padding: 22px; border: 1px solid #e0e0e0; border-radius: 6px; margin-bottom: 15px; cursor: pointer; box-shadow: 0 2px 5px rgba(0,0,0,0.02);\">\n<summary style=\"font-weight: bold; font-size: 1.25em; outline: none; color: #2c3e50;\">1. Flue Gas Volumetrics &amp; Temperature<\/summary>\n<p style=\"margin-top: 15px; color: #555; line-height: 1.7; font-size: 1.1em;\">Provide the <strong>Maximum Gas Volume (Nm3\/h)<\/strong> and the continuous <strong>Operating Temperature (\u00b0C)<\/strong>. The BLDJ1W series handles up to 180\u00b0C directly. If your gas is hotter, we will engineer a quench cooling section at the inlet.<\/p>\n<\/details>\n<details style=\"background: #ffffff; padding: 22px; border: 1px solid #e0e0e0; border-radius: 6px; margin-bottom: 15px; cursor: pointer; box-shadow: 0 2px 5px rgba(0,0,0,0.02);\">\n<summary style=\"font-weight: bold; font-size: 1.25em; outline: none; color: #2c3e50;\">2. Inlet Contaminant Profile (Crucial)<\/summary>\n<p style=\"margin-top: 15px; color: #555; line-height: 1.7; font-size: 1.1em;\">We need the <strong>Inlet SO2 Concentration (mg\/Nm3)<\/strong> and the current dust load. Knowing the maximum sulfur peak allows us to size the circulation pumps and determine the required sodium alkali consumption rates accurately.<\/p>\n<\/details>\n<details style=\"background: #ffffff; padding: 22px; border: 1px solid #e0e0e0; border-radius: 6px; margin-bottom: 15px; cursor: pointer; box-shadow: 0 2px 5px rgba(0,0,0,0.02);\">\n<summary style=\"font-weight: bold; font-size: 1.25em; outline: none; color: #2c3e50;\">3. Target Emission &amp; Site Constraints<\/summary>\n<p style=\"margin-top: 15px; color: #555; line-height: 1.7; font-size: 1.1em;\">Confirm your local regulatory SO2 target (e.g., &lt; 35mg\/Nm3). Additionally, provide the maximum allowable footprint (Length x Width) available at your site. The Single Alkali system is highly adaptable, and we can configure the tank layout to fit extremely tight spaces.<\/p>\n<\/details>\n<\/section>\n<section id=\"roi-analysis\" style=\"margin-bottom: 60px; background-color: #f4f9fc; padding: 40px; border-radius: 8px; border: 1px solid #d4e6f1;\">\n<h2 style=\"font-size: 2.2em; border-bottom: 3px solid #3498db; padding-bottom: 10px; margin-bottom: 30px; color: #112240;\">? Value Quantified: Return on Investment (ROI)<\/h2>\n<p style=\"font-size: 1.15em; margin-bottom: 25px;\">The Ever-power Single Alkali system presents the lowest total cost of ownership for small-to-medium scale applications.<\/p>\n<div style=\"display: flex; flex-wrap: wrap; gap: 30px;\">\n<div style=\"flex: 1 1 45%; background: #ffffff; padding: 35px; border-radius: 8px; border-top: 5px solid #c0392b; box-shadow: 0 4px 10px rgba(0,0,0,0.05);\">\n<h3 style=\"color: #c0392b; margin-top: 0; font-size: 1.5em;\">The Cost of the Wrong System<\/h3>\n<ul style=\"padding-left: 20px; margin-bottom: 0; font-size: 1.1em; line-height: 1.7;\">\n<li style=\"margin-bottom: 12px;\"><strong>Maintenance Bleed:<\/strong> Forcing a limestone system into a small application leads to constant nozzle scaling. The labor cost of cleaning, combined with boiler downtime, destroys profitability.<\/li>\n<li style=\"margin-bottom: 12px;\"><strong>High CapEx:<\/strong> Building ball mills, slurry tanks, and vacuum filters for a small 50,000 m3\/h boiler is an immense waste of capital.<\/li>\n<\/ul>\n<\/div>\n<div style=\"flex: 1 1 45%; background: #ffffff; padding: 35px; border-radius: 8px; border-top: 5px solid #27ae60; box-shadow: 0 4px 10px rgba(0,0,0,0.05);\">\n<h3 style=\"color: #27ae60; margin-top: 0; font-size: 1.5em;\">The Ever-power Upgrade ROI<\/h3>\n<ul style=\"padding-left: 20px; margin-bottom: 0; font-size: 1.1em; line-height: 1.7;\">\n<li style=\"margin-bottom: 12px;\"><strong>CapEx Slashed:<\/strong> The system requires no complex grinding or dewatering equipment, reducing the initial investment by up to 40% compared to equivalent wet calcium systems.<\/li>\n<li style=\"margin-bottom: 12px;\"><strong>100% Uptime:<\/strong> The clear-liquid absorption means zero scaling. Your boiler stays online, ensuring continuous production and absolutely zero environmental fines.<\/li>\n<\/ul>\n<\/div>\n<\/div>\n<\/section>\n<section id=\"case-studies\" style=\"margin-bottom: 60px;\">\n<h2 style=\"font-size: 2.2em; border-bottom: 3px solid #3498db; padding-bottom: 10px; margin-bottom: 30px; color: #112240;\">? Global Case Studies: Proving Our Authority<\/h2>\n<div style=\"display: flex; flex-wrap: wrap; gap: 20px;\">\n<div style=\"flex: 1 1 45%; padding: 35px; border-radius: 8px; box-shadow: 0 4px 15px rgba(0,0,0,0.03); background: #ffffff; border: 1px solid #e0e0e0;\">\n<h3 style=\"margin-top: 0; color: #2980b9; font-size: 1.4em;\">?? Hanoi Textile Manufacturing (Vietnam)<\/h3>\n<p style=\"font-size: 1.1em;\"><strong>Application:<\/strong> 75 t\/h Coal-fired Steam Boiler<\/p>\n<p style=\"font-size: 1.1em;\"><strong>Challenge:<\/strong> The plant was located in a dense urban zone with zero space for a large FGD plant, facing imminent shutdown due to new SO2 regulations.<\/p>\n<p style=\"font-size: 1.1em;\"><strong>\u89e3\u6c7a\uff1a<\/strong> Ever-power engineered a compact BLDJ100W Single Alkali system. The entire footprint required less than 40m2. Outlet SO2 stabilized at 25 mg\/Nm3, saving the plant from closure.<\/p>\n<\/div>\n<div style=\"flex: 1 1 45%; padding: 35px; border-radius: 8px; box-shadow: 0 4px 15px rgba(0,0,0,0.03); background: #ffffff; border: 1px solid #e0e0e0;\">\n<h3 style=\"margin-top: 0; color: #2980b9; font-size: 1.4em;\">?? Gujarat Chemical Works (India)<\/h3>\n<p style=\"font-size: 1.1em;\"><strong>Application:<\/strong> Chemical Roasting Kiln Exhaust<\/p>\n<p style=\"font-size: 1.1em;\"><strong>Challenge:<\/strong> Fluctuating sulfur loads causing severe scaling in their old calcium-based scrubber, leading to weekly maintenance halts.<\/p>\n<p style=\"font-size: 1.1em;\"><strong>\u89e3\u6c7a\uff1a<\/strong> Retrofitted with our Single Alkali system using NaOH. The “clear liquid” absorption immediately ended all scaling issues. Boiler uptime increased to 99.5%, and maintenance costs dropped by 80%.<\/p>\n<\/div>\n<div style=\"flex: 1 1 45%; padding: 35px; border-radius: 8px; box-shadow: 0 4px 15px rgba(0,0,0,0.03); background: #ffffff; border: 1px solid #e0e0e0;\">\n<h3 style=\"margin-top: 0; color: #2980b9; font-size: 1.4em;\">?? Shaanxi Regional Heating Unit (China)<\/h3>\n<p style=\"font-size: 1.1em;\"><strong>Application:<\/strong> 2x 35 t\/h Winter Heating Boilers<\/p>\n<p style=\"font-size: 1.1em;\"><strong>Challenge:<\/strong> Required ultra-low emissions (&lt;35mg) but possessed limited budget and extreme space constraints.<\/p>\n<p style=\"font-size: 1.1em;\"><strong>\u89e3\u6c7a\uff1a<\/strong> A single shared BLDJ1W absorber tower was designed for both boilers. The high reactivity of the sodium alkali ensured compliance during peak winter firing without requiring a massive tower.<\/p>\n<\/div>\n<div style=\"flex: 1 1 45%; padding: 35px; border-radius: 8px; box-shadow: 0 4px 15px rgba(0,0,0,0.03); background: #ffffff; border: 1px solid #e0e0e0;\">\n<h3 style=\"margin-top: 0; color: #2980b9; font-size: 1.4em;\">?? Sao Paulo Food Processing (Brazil)<\/h3>\n<p style=\"font-size: 1.1em;\"><strong>Application:<\/strong> Biomass\/Bagasse Boiler<\/p>\n<p style=\"font-size: 1.1em;\"><strong>Challenge:<\/strong> Needed an easy-to-operate system with low pumping power to maintain the factory’s overall green energy efficiency profile.<\/p>\n<p style=\"font-size: 1.1em;\"><strong>\u89e3\u6c7a\uff1a<\/strong> The low L\/G ratio of our Single Alkali system meant much smaller circulation pumps were required. The system consumed 40% less parasitic electricity than a standard scrubber while eliminating SO2.<\/p>\n<\/div>\n<\/div>\n<\/section>\n<section id=\"faq\" style=\"margin-bottom: 60px;\">\n<h2 style=\"font-size: 2.2em; border-bottom: 3px solid #3498db; padding-bottom: 10px; margin-bottom: 30px; color: #112240;\">\u2753 Engineering &amp; Operational FAQ<\/h2>\n<details style=\"background: #ffffff; padding: 22px; border: 1px solid #e0e0e0; border-radius: 6px; margin-bottom: 15px; cursor: pointer; box-shadow: 0 2px 5px rgba(0,0,0,0.02);\">\n<summary style=\"font-weight: bold; font-size: 1.25em; outline: none; color: #2c3e50;\">Why choose Single Alkali over Limestone-Gypsum?<\/summary>\n<p style=\"margin-top: 15px; color: #555; line-height: 1.7; font-size: 1.1em;\">Limestone-Gypsum is excellent for massive utility power plants. However, for industrial boilers (&lt; 1,000,000 m3\/h), the CapEx is too high, it requires a huge footprint, and scaling is a major risk. Single Alkali uses highly reactive, highly soluble sodium (NaOH\/Na2CO3), meaning zero scaling, smaller towers, and much lower initial costs.<\/p>\n<\/details>\n<details style=\"background: #ffffff; padding: 22px; border: 1px solid #e0e0e0; border-radius: 6px; margin-bottom: 15px; cursor: pointer; box-shadow: 0 2px 5px rgba(0,0,0,0.02);\">\n<summary style=\"font-weight: bold; font-size: 1.25em; outline: none; color: #2c3e50;\">Isn’t the operating cost (reagent) higher for sodium?<\/summary>\n<p style=\"margin-top: 15px; color: #555; line-height: 1.7; font-size: 1.1em;\">Yes, sodium hydroxide or sodium carbonate costs more per ton than raw limestone. However, for low-to-medium sulfur applications, the absolute amount of reagent used is small. When you factor in the massive savings from lower CapEx, lower fan power, and zero scaling maintenance, the Single Alkali method is vastly more economical for small\/medium units.<\/p>\n<\/details>\n<details style=\"background: #ffffff; padding: 22px; border: 1px solid #e0e0e0; border-radius: 6px; margin-bottom: 15px; cursor: pointer; box-shadow: 0 2px 5px rgba(0,0,0,0.02);\">\n<summary style=\"font-weight: bold; font-size: 1.25em; outline: none; color: #2c3e50;\">How does the system prevent secondary pollution from the byproduct?<\/summary>\n<p style=\"margin-top: 15px; color: #555; line-height: 1.7; font-size: 1.1em;\">The primary byproduct is a sodium sulfite\/sulfate solution. Depending on local regulations, this can be directed to the plant’s existing industrial wastewater treatment facility, or sent to an evaporation\/crystallization unit to recover solid Sodium Sulfate (Na2SO4), which can be sold to glass or detergent manufacturers.<\/p>\n<\/details>\n<details style=\"background: #ffffff; padding: 22px; border: 1px solid #e0e0e0; border-radius: 6px; margin-bottom: 15px; cursor: pointer; box-shadow: 0 2px 5px rgba(0,0,0,0.02);\">\n<summary style=\"font-weight: bold; font-size: 1.25em; outline: none; color: #2c3e50;\">Does this tower also remove particulate dust?<\/summary>\n<p style=\"margin-top: 15px; color: #555; line-height: 1.7; font-size: 1.1em;\">While the spray layers will physically knock down a portion of suspended particulate (functioning as a wet scrubber), the primary purpose of this tower is chemical gas desulfurization. We highly recommend installing a Baghouse Dust Collector or Dry ESP upstream of this tower to handle the bulk dust load.<\/p>\n<\/details>\n<details style=\"background: #ffffff; padding: 22px; border: 1px solid #e0e0e0; border-radius: 6px; margin-bottom: 15px; cursor: pointer; box-shadow: 0 2px 5px rgba(0,0,0,0.02);\">\n<summary style=\"font-weight: bold; font-size: 1.25em; outline: none; color: #2c3e50;\">How long does installation take?<\/summary>\n<p style=\"margin-top: 15px; color: #555; line-height: 1.7; font-size: 1.1em;\">Due to the simplified equipment matrix (no ball mills or vacuum belts), installation is remarkably fast. From foundation readiness, a standard BLDJ100W tower can be erected, piped, and commissioned within 30 to 45 days.<\/p>\n<\/details>\n<\/section>\n<section id=\"related-products\" style=\"margin-bottom: 60px; background-color: #ffffff; padding: 40px; border: 1px solid #e0e0e0; border-radius: 8px;\">\n<h2 style=\"font-size: 1.8em; color: #112240; margin-top: 0; margin-bottom: 20px;\">? Comprehensive Plant Environmental Solutions<\/h2>\n<p style=\"font-size: 1.1em; margin-bottom: 25px;\">Beyond SO2 control, Ever-power architects industry-leading gas treatment systems for complex chemical, particulate, and organic emissions across all heavy industries:<\/p>\n<ul style=\"line-height: 2.2; font-size: 1.1em; margin: 0; padding-left: 20px;\">\n<li><a style=\"color: #3498db; text-decoration: none; font-weight: bold;\" href=\"https:\/\/regenerative-thermal-oxidizers.com\/ja\/voc-treatment\/\">Advanced VOC Treatment Systems<\/a> – Total lifecycle solutions for industrial organic emissions.<\/li>\n<li><a style=\"color: #3498db; text-decoration: none; font-weight: bold;\" href=\"https:\/\/regenerative-thermal-oxidizers.com\/ja\/rto\/\">RTO\uff08\u518d\u751f\u71b1\u9178\u5316\u88c5\u7f6e\uff09<\/a> – High thermal efficiency destruction of massive volume VOCs.<\/li>\n<li><a style=\"color: #3498db; text-decoration: none; font-weight: bold;\" href=\"https:\/\/regenerative-thermal-oxidizers.com\/ja\/regenerative-catalytic-oxidizer-rco\/\">RCO\uff08\u518d\u751f\u89e6\u5a92\u9178\u5316\u88c5\u7f6e\uff09<\/a> &amp; <a style=\"color: #3498db; text-decoration: none; font-weight: bold;\" href=\"https:\/\/regenerative-thermal-oxidizers.com\/ja\/catalytic-oxidizer-co\/\">CO\uff08\u89e6\u5a92\u9178\u5316\u88c5\u7f6e\uff09<\/a> – Low-temperature catalytic oxidation.<\/li>\n<li><a style=\"color: #3498db; text-decoration: none; font-weight: bold;\" href=\"https:\/\/regenerative-thermal-oxidizers.com\/ja\/thermal-oxidizer-to\/\">TO\uff08\u71b1\u9178\u5316\u88c5\u7f6e\uff09<\/a> – Direct-fired high-heat incineration for extreme concentration waste.<\/li>\n<li><a style=\"color: #3498db; text-decoration: none; font-weight: bold;\" href=\"https:\/\/regenerative-thermal-oxidizers.com\/ja\/about-us\/\">About Ever-power<\/a> – Learn more about our legacy and engineering ethos.<\/li>\n<li><a style=\"color: #3498db; text-decoration: none; font-weight: bold;\" href=\"https:\/\/regenerative-thermal-oxidizers.com\/ja\/\">Ever-power Global Homepage<\/a>.<\/li>\n<\/ul>\n<\/section>\n<section id=\"cta\" style=\"background: linear-gradient(135deg, #3498db 0%, #2980b9 100%); color: #ffffff; padding: 70px 5%; text-align: center; border-radius: 8px; box-shadow: 0 10px 30px rgba(52, 152, 219, 0.3);\">\n<h2 style=\"font-size: 2.5em; margin-bottom: 20px; text-transform: uppercase; font-weight: 800; color: #fff;\">Secure Your Environmental Compliance Today<\/h2>\n<p style=\"font-size: 1.3em; max-width: 850px; margin: 0 auto 35px; line-height: 1.6;\">Stop risking plant shutdowns due to emission violations and stop fighting scale in poorly designed calcium scrubbers. Let Ever-power’s senior engineering team design a bespoke Single Alkali system that fits your footprint, guarantees &lt; 35mg\/Nm3 SO2, and secures your plant’s operational future.<\/p>\n<p><a style=\"display: inline-block; background-color: #ffffff; color: #2980b9; padding: 22px 50px; font-size: 1.25em; text-decoration: none; border-radius: 4px; font-weight: bold; text-transform: uppercase; box-shadow: 0 4px 15px rgba(0,0,0,0.15); transition: transform 0.2s;\" href=\"mailto:engineering@ever-power.net\">Get Your Custom Engineering Sizing Quote<\/a><\/p>\n<\/section>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>","protected":false},"excerpt":{"rendered":"<p>&nbsp; SO2 Emission Control | BLDJ1W\/100W Single Alkali Desulfurization System Eradicate Sulfur Dioxide (SO2) compliance risks instantly. Engineered by Ever-power, the BLDJ1W\/100W Single Alkali Flue Gas Desulfurization (FGD) system is the ultimate solution for medium-to-small boilers and space-constrained industrial projects. Utilizing a highly reactive sodium-based absorbent, we guarantee outlet emissions below 35 mg\/Nm3 without the [&hellip;]<\/p>","protected":false},"featured_media":5696,"comment_status":"open","ping_status":"closed","template":"","meta":{"_et_pb_use_builder":"on","_et_pb_old_content":"&nbsp;\r\n\r\n<header style=\"background: linear-gradient(135deg, #1e3c72 0%, #2a5298 100%); color: #ffffff; padding: 8% 5%; text-align: center;\">\r\n<div style=\"max-width: 1200px; margin: 0 auto;\">\r\n<h2 style=\"font-size: 2.8em; margin-bottom: 20px; font-weight: 800; text-transform: uppercase; letter-spacing: 1px;\"><span style=\"color: #ffffff;\">SO2 Emission Control | BLDJ1W\/100W Single Alkali Desulfurization System<\/span><\/h2>\r\n<p style=\"font-size: 1.25em; max-width: 900px; margin: 0 auto 30px; font-weight: 300; line-height: 1.8;\">Eradicate Sulfur Dioxide (SO2) compliance risks instantly. Engineered by Ever-power, the BLDJ1W\/100W Single Alkali Flue Gas Desulfurization (FGD) system is the ultimate solution for medium-to-small boilers and space-constrained industrial projects. Utilizing a highly reactive sodium-based absorbent, we guarantee outlet emissions below <strong>35 mg\/Nm3<\/strong> without the scaling and clogging nightmares associated with traditional calcium methods.<\/p>\r\n<a style=\"display: inline-block; background-color: #e67e22; color: #ffffff; padding: 18px 40px; text-decoration: none; font-size: 1.15em; border-radius: 4px; font-weight: bold; text-transform: uppercase; box-shadow: 0 4px 15px rgba(230, 126, 34, 0.4);\" href=\"#sizing-guide\">Request Engineering Sizing<\/a>\r\n\r\n<\/div>\r\n<\/header>&nbsp;\r\n\r\n<section id=\"executive-brief\" style=\"margin-bottom: 60px;\">\r\n<h2 style=\"font-size: 2.2em; border-bottom: 3px solid #3498db; padding-bottom: 10px; margin-bottom: 30px; color: #112240;\">\u2699\ufe0f Executive Engineering Brief<\/h2>\r\n<div style=\"display: flex; flex-wrap: wrap; gap: 20px;\">\r\n<div style=\"flex: 1 1 300px; background: #ffffff; padding: 30px; border-radius: 8px; box-shadow: 0 4px 20px rgba(0,0,0,0.05); border-top: 5px solid #3498db;\">\r\n<h3 style=\"margin-top: 0; font-size: 1.3em; color: #112240;\">???? Processing Capacity<\/h3>\r\n<ul style=\"list-style: none; padding: 0; margin: 0; font-size: 1.05em;\">\r\n \t<li style=\"margin-bottom: 12px;\">???? <strong>Gas Volume:<\/strong> 10,000 to 1,000,000 m3\/h<\/li>\r\n \t<li style=\"margin-bottom: 12px;\">????\ufe0f <strong>Allowable Gas Temp:<\/strong> &lt;= 180 \u00b0C<\/li>\r\n \t<li style=\"margin-bottom: 12px;\">????\ufe0f <strong>Inlet Sulfur Density:<\/strong> 1 to 1000 mg\/Nm3<\/li>\r\n \t<li style=\"margin-bottom: 12px;\">\u2696\ufe0f <strong>Casing Pressure:<\/strong> -6000 to +6000 Pa<\/li>\r\n<\/ul>\r\n<\/div>\r\n<div style=\"flex: 1 1 300px; background: #ffffff; padding: 30px; border-radius: 8px; box-shadow: 0 4px 20px rgba(0,0,0,0.05); border-top: 5px solid #e74c3c;\">\r\n<h3 style=\"margin-top: 0; font-size: 1.3em; color: #112240;\">???? Purification Performance<\/h3>\r\n<ul style=\"list-style: none; padding: 0; margin: 0; font-size: 1.05em;\">\r\n \t<li style=\"margin-bottom: 12px;\">\u2705 <strong>Outlet Emission:<\/strong> &lt; 35 mg\/Nm3<\/li>\r\n \t<li style=\"margin-bottom: 12px;\">\u2705 <strong>Operating Resistance:<\/strong> 800 to 1300 Pa<\/li>\r\n \t<li style=\"margin-bottom: 12px;\">\u2705 <strong>Scaling Risk:<\/strong> Near Zero (Clear Liquid)<\/li>\r\n \t<li style=\"margin-bottom: 12px;\">\u2705 <strong>System Availability:<\/strong> &gt; 98%<\/li>\r\n<\/ul>\r\n<\/div>\r\n<div style=\"flex: 1 1 300px; background: #ffffff; padding: 30px; border-radius: 8px; box-shadow: 0 4px 20px rgba(0,0,0,0.05); border-top: 5px solid #2ecc71;\">\r\n<h3 style=\"margin-top: 0; font-size: 1.3em; color: #112240;\">???? Ideal Applications<\/h3>\r\n<ul style=\"list-style: none; padding: 0; margin: 0; font-size: 1.05em;\">\r\n \t<li style=\"margin-bottom: 12px;\">????\ufe0f <strong>Space-Constrained Sites:<\/strong> Compact footprint<\/li>\r\n \t<li style=\"margin-bottom: 12px;\">???? <strong>Medium\/Small Boilers:<\/strong> Industrial heating<\/li>\r\n \t<li style=\"margin-bottom: 12px;\">\u2697\ufe0f <strong>Complex Flue Gas:<\/strong> Low\/Medium Sulfur<\/li>\r\n \t<li style=\"margin-bottom: 12px;\">\u267b\ufe0f <strong>Byproduct Recovery:<\/strong> Sodium Sulfate recovery viable<\/li>\r\n<\/ul>\r\n<img class=\"aligncenter size-full wp-image-5698\" src=\"https:\/\/regenerative-thermal-oxidizers.com\/wp-content\/uploads\/2026\/03\/0-Desulfurization-system-2.webp\" alt=\"Desulfurization system\" width=\"612\" height=\"800\" \/>\r\n\r\n<\/div>\r\n<\/div>\r\n<\/section><section id=\"technical-specs\" style=\"margin-bottom: 60px;\">\r\n<h2 style=\"font-size: 2.2em; border-bottom: 3px solid #3498db; padding-bottom: 10px; margin-bottom: 30px; color: #112240;\">???? Deep Technical Specifications (BLDJ1W\/100W Series)<\/h2>\r\n<p style=\"font-size: 1.1em; margin-bottom: 20px;\">The Ever-power Single Alkali Desulfurization system is meticulously engineered to provide maximum SO2 mass transfer in a highly compact absorption tower. Below is the comprehensive structural and performance matrix.<\/p>\r\n\r\n<div style=\"overflow-x: auto; background: #ffffff; border-radius: 8px; box-shadow: 0 4px 15px rgba(0,0,0,0.05); border: 1px solid #e0e0e0;\">\r\n<table style=\"width: 100%; min-width: 800px; border-collapse: collapse; text-align: left;\">\r\n<thead style=\"background-color: #203a43; color: #ffffff;\">\r\n<tr>\r\n<th style=\"padding: 18px; font-size: 1.1em; border-bottom: 2px solid #0f2027;\">Technical Parameter<\/th>\r\n<th style=\"padding: 18px; font-size: 1.1em; border-bottom: 2px solid #0f2027;\">Specification Range<\/th>\r\n<th style=\"padding: 18px; font-size: 1.1em; border-bottom: 2px solid #0f2027;\">Engineering Impact &amp; Plant Value<\/th>\r\n<\/tr>\r\n<\/thead>\r\n<tbody>\r\n<tr>\r\n<td style=\"padding: 18px; border-bottom: 1px solid #eee;\"><strong>Gas Processing Volume<\/strong><\/td>\r\n<td style=\"padding: 18px; border-bottom: 1px solid #eee;\">10,000 - 1,000,000 m3\/h<\/td>\r\n<td style=\"padding: 18px; border-bottom: 1px solid #eee;\">Perfectly scaled for industrial boilers, kilns, and medium-sized power units where large FGD plants are economically unviable.<\/td>\r\n<\/tr>\r\n<tr style=\"background-color: #f9fbfd;\">\r\n<td style=\"padding: 18px; border-bottom: 1px solid #eee;\"><strong>Allowable Gas Temperature<\/strong><\/td>\r\n<td style=\"padding: 18px; border-bottom: 1px solid #eee;\">&lt;= 180 \u00b0C<\/td>\r\n<td style=\"padding: 18px; border-bottom: 1px solid #eee;\">Handles typical industrial exhaust temperatures directly, minimizing the need for extensive upstream evaporative cooling equipment.<\/td>\r\n<\/tr>\r\n<tr>\r\n<td style=\"padding: 18px; border-bottom: 1px solid #eee;\"><strong>Allowable Inlet SO2 Concentration<\/strong><\/td>\r\n<td style=\"padding: 18px; border-bottom: 1px solid #eee;\">1 - 1000 mg\/Nm3<\/td>\r\n<td style=\"padding: 18px; border-bottom: 1px solid #eee;\">Optimized for medium to low-sulfur coal or specific industrial chemical off-gases.<\/td>\r\n<\/tr>\r\n<tr style=\"background-color: #f9fbfd;\">\r\n<td style=\"padding: 18px; border-bottom: 1px solid #eee;\"><strong>Shell Design Pressure<\/strong><\/td>\r\n<td style=\"padding: 18px; border-bottom: 1px solid #eee;\">-6000 to +6000 Pa<\/td>\r\n<td style=\"padding: 18px; border-bottom: 1px solid #eee;\">Robust carbon steel casing ensures absolute structural integrity under fluctuating induced draft (ID) fan pressures.<\/td>\r\n<\/tr>\r\n<tr>\r\n<td style=\"padding: 18px; border-bottom: 1px solid #eee;\"><strong>Operating System Resistance<\/strong><\/td>\r\n<td style=\"padding: 18px; border-bottom: 1px solid #eee;\">800 to 1300 Pa<\/td>\r\n<td style=\"padding: 18px; border-bottom: 1px solid #eee;\">Maintains a low pressure drop across the spray layers and demister, preserving ID fan power and lowering continuous OPEX.<\/td>\r\n<\/tr>\r\n<tr style=\"background-color: #f9fbfd;\">\r\n<td style=\"padding: 18px; border-bottom: 1px solid #eee;\"><strong>Guaranteed Outlet Emission<\/strong><\/td>\r\n<td style=\"padding: 18px; border-bottom: 1px solid #eee;\">&lt; 35 mg\/Nm3<\/td>\r\n<td style=\"padding: 18px; border-bottom: 1px solid #eee;\">Ensures absolute compliance with the strictest local and global environmental standards, preventing operational shutdowns.<\/td>\r\n<\/tr>\r\n<\/tbody>\r\n<\/table>\r\n<\/div>\r\n<\/section><section id=\"core-technology\" style=\"margin-bottom: 60px;\">\r\n<h2 style=\"font-size: 2.2em; border-bottom: 3px solid #3498db; padding-bottom: 10px; margin-bottom: 30px; color: #112240;\">???? Process Chemistry &amp; Internal Architecture<\/h2>\r\n<div style=\"display: flex; flex-wrap: wrap; gap: 40px;\">\r\n<div style=\"flex: 1 1 45%; padding: 35px; border-radius: 8px; box-shadow: 0 4px 15px rgba(0,0,0,0.03); background: #ffffff; border: 1px solid #e0e0e0;\">\r\n<h3 style=\"color: #2980b9; border-bottom: 1px solid #eee; padding-bottom: 12px; margin-top: 0;\">The Single Alkali Working Principle<\/h3>\r\n<p style=\"font-size: 1.1em;\">The Single Alkali process utilizes a highly soluble sodium-based absorbent (typically Sodium Hydroxide NaOH or Sodium Carbonate Na<sub>2<\/sub>CO<sub>3<\/sub>) to react with sulfur dioxide in the flue gas. Because sodium salts are highly soluble, the absorption takes place in a \"clear liquid\" state, completely eliminating the scaling and blockages that plague calcium-based systems inside the tower.<\/p>\r\n<strong>Core Chemical Reactions (Using NaOH):<\/strong>\r\n<ol style=\"padding-left: 20px; font-size: 1.1em; line-height: 1.8;\">\r\n \t<li><strong>Hydration:<\/strong> SO<sub>2<\/sub> + H<sub>2<\/sub>O \u21cc H<sub>2<\/sub>SO<sub>3<\/sub><\/li>\r\n \t<li><strong>Primary Absorption:<\/strong> H<sub>2<\/sub>SO<sub>3<\/sub> + 2NaOH = Na<sub>2<\/sub>SO<sub>3<\/sub> + 2H<sub>2<\/sub>O (Forms sodium sulfite)<\/li>\r\n \t<li><strong>Excess Absorption:<\/strong> H<sub>2<\/sub>SO<sub>3<\/sub> + Na<sub>2<\/sub>SO<sub>3<\/sub> = 2NaHSO<sub>3<\/sub> (Forms sodium bisulfite when SO<sub>2<\/sub> is in excess)<\/li>\r\n<\/ol>\r\n<img class=\"aligncenter size-full wp-image-5697\" src=\"https:\/\/regenerative-thermal-oxidizers.com\/wp-content\/uploads\/2026\/03\/0-Desulfurization-system-1.webp\" alt=\"Desulfurization system\" width=\"800\" height=\"564\" \/>\r\n\r\n<\/div>\r\n<div style=\"flex: 1 1 45%; padding: 35px; border-radius: 8px; box-shadow: 0 4px 15px rgba(0,0,0,0.03); background: #ffffff; border: 1px solid #e0e0e0;\">\r\n<h3 style=\"color: #2980b9; border-bottom: 1px solid #eee; padding-bottom: 12px; margin-top: 0;\">Internal Component Configuration<\/h3>\r\n<p style=\"font-size: 1.1em;\">The BLDJ1W series absorption tower is designed for maximum gas-liquid contact time and mist elimination:<\/p>\r\n\r\n<ul style=\"padding-left: 20px; font-size: 1.1em; line-height: 1.8;\">\r\n \t<li><strong>Absorber Body:<\/strong> Constructed of heavy-duty Carbon Steel with an interior lining of anti-corrosion Glass Flake coating to withstand the acidic environment.<\/li>\r\n \t<li><strong>Slurry Spray Layers:<\/strong> Composed of advanced atomizing spray layers equipped with high-efficiency Silicon Carbide (SiC) nozzles. Droplets are controlled to 200 to 500 microns, maximizing the specific surface area for the chemical reaction.<\/li>\r\n \t<li><strong>Multi-Stage Demister:<\/strong> Features two stages of high-efficiency demisters with an automated flushing system. Flue gas is forced through curved channels, separating entrained liquid droplets via inertia and gravity before exiting the stack.<\/li>\r\n \t<li><strong>Circulation &amp; Wash Pumps:<\/strong> Special desulfurization pumps featuring polymer-lined casings and wear-resistant impellers ensure continuous, stable liquid delivery.<\/li>\r\n<\/ul>\r\n<img class=\"aligncenter size-full wp-image-5696\" src=\"https:\/\/regenerative-thermal-oxidizers.com\/wp-content\/uploads\/2026\/03\/0-Desulfurization-system-4.webp\" alt=\"Desulfurization system\" width=\"800\" height=\"731\" \/>\r\n\r\n<\/div>\r\n<\/div>\r\n<\/section><section id=\"design-advantages\" style=\"margin-bottom: 60px; background-color: #ffffff; padding: 40px; border-radius: 8px; box-shadow: 0 4px 20px rgba(0,0,0,0.05); border-left: 6px solid #3498db;\">\r\n<h2 style=\"font-size: 2.2em; margin-bottom: 20px; color: #112240;\">???? Strategic Engineering Advantages<\/h2>\r\n<div style=\"display: flex; flex-wrap: wrap; gap: 20px;\">\r\n<div style=\"flex: 1 1 30%;\">\r\n<h3 style=\"color: #3498db; margin-top: 0;\">Zero Internal Scaling<\/h3>\r\n<p style=\"font-size: 1.1em;\">Because the sodium-alkali absorption liquid is completely clear and free of suspended solid calcium, the spray nozzles and demister blades will never scale or clog. This ensures the tower runs continuously without maintenance shutdowns.<\/p>\r\n\r\n<\/div>\r\n<div style=\"flex: 1 1 30%;\">\r\n<h3 style=\"color: #3498db; margin-top: 0;\">Ultra-Fast Reaction Kinetics<\/h3>\r\n<p style=\"font-size: 1.1em;\">Sodium alkali has a reaction rate with SO2 that is significantly higher than limestone (calcium carbonate). This allows for a much lower Liquid-to-Gas (L\/G) ratio, meaning smaller circulation pumps, less power consumption, and a smaller tower height.<\/p>\r\n\r\n<\/div>\r\n<div style=\"flex: 1 1 30%;\">\r\n<h3 style=\"color: #3498db; margin-top: 0;\">Compact Space Footprint<\/h3>\r\n<p style=\"font-size: 1.1em;\">Designed specifically for retrofitting existing facilities, the Single Alkali system requires minimal land area. It bypasses the need for massive limestone preparation silos and complex gypsum dewatering systems.<\/p>\r\n\r\n<\/div>\r\n<img class=\"aligncenter size-full wp-image-5699\" src=\"https:\/\/regenerative-thermal-oxidizers.com\/wp-content\/uploads\/2026\/03\/0-Desulfurization-system-3.webp\" alt=\"Desulfurization system\" width=\"800\" height=\"722\" \/>\r\n\r\n<\/div>\r\n<\/section><section id=\"industry-pain-points\" style=\"margin-bottom: 60px;\">\r\n<h2 style=\"font-size: 2.2em; border-bottom: 3px solid #3498db; padding-bottom: 10px; margin-bottom: 30px; color: #112240;\">\u26a0\ufe0f Why Upgrade? Overcoming Industry Bottlenecks<\/h2>\r\n<div style=\"display: flex; flex-wrap: wrap; gap: 30px;\">\r\n<div style=\"flex: 1 1 100%; padding: 35px; border-left: 6px solid #e74c3c; background-color: #fdf2f0; border-radius: 0 8px 8px 0;\">\r\n<h3 style=\"margin-top: 0; color: #c0392b; font-size: 1.6em;\">The Clogging Crisis of Small Calcium Systems<\/h3>\r\n<p style=\"font-size: 1.15em; margin-bottom: 0;\">Many small-to-medium plants attempted to use miniature limestone-gypsum systems to save money. The result? Severe scaling. Calcium sulfate hardens inside the spray nozzles and demisters, causing catastrophic blockages. This forces the plant to shut down the boiler frequently to physically chip away the scale, leading to massive production losses.<\/p>\r\n\r\n<\/div>\r\n<div style=\"flex: 1 1 100%; padding: 35px; border-left: 6px solid #f39c12; background-color: #fdf8f2; border-radius: 0 8px 8px 0;\">\r\n<h3 style=\"margin-top: 0; color: #d35400; font-size: 1.6em;\">Relentless Regulatory Penalties<\/h3>\r\n<p style=\"font-size: 1.15em; margin-bottom: 0;\">Environmental authorities demand continuous, unbroken SO2 compliance (&lt; 35mg\/Nm3). If a poorly designed FGD system trips or clogs, SO2 spikes are instantly recorded by the CEMS (Continuous Emission Monitoring System). This triggers automated, exorbitant fines and risks the revocation of your operating license.<\/p>\r\n\r\n<\/div>\r\n<\/div>\r\n<\/section><section id=\"applications\" style=\"margin-bottom: 60px;\">\r\n<h2 style=\"font-size: 2.2em; border-bottom: 3px solid #3498db; padding-bottom: 10px; margin-bottom: 30px; color: #112240;\">???? Typical Application Scenarios &amp; Industry Fit<\/h2>\r\n<p style=\"font-size: 1.15em; margin-bottom: 30px;\">The BLDJ1W\/100W Series is the preeminent choice for applications where space is tight, and reliability is non-negotiable.<\/p>\r\n\r\n<div style=\"display: flex; flex-wrap: wrap; gap: 20px;\">\r\n<div style=\"flex: 1 1 300px; padding: 35px; border-radius: 8px; box-shadow: 0 4px 15px rgba(0,0,0,0.03); background: #ffffff; border: 1px solid #e0e0e0;\">\r\n<h3 style=\"color: #2980b9; margin-top: 0; border-bottom: 1px solid #eee; padding-bottom: 10px;\">Industrial Steam Boilers<\/h3>\r\n<p style=\"font-size: 1.1em;\">Ideal for textile, paper, and food processing plants utilizing medium\/small coal-fired or biomass boilers where land for a large FGD plant is physically unavailable.<\/p>\r\n\r\n<\/div>\r\n<div style=\"flex: 1 1 300px; padding: 35px; border-radius: 8px; box-shadow: 0 4px 15px rgba(0,0,0,0.03); background: #ffffff; border: 1px solid #e0e0e0;\">\r\n<h3 style=\"color: #2980b9; margin-top: 0; border-bottom: 1px solid #eee; padding-bottom: 10px;\">Chemical &amp; Metallurgical Kilns<\/h3>\r\n<p style=\"font-size: 1.1em;\">Treats off-gases from specific chemical roasting, glass manufacturing, or ceramic kilns that produce low-to-medium sulfur concentrations but require ultra-high availability.<\/p>\r\n\r\n<\/div>\r\n<div style=\"flex: 1 1 300px; padding: 35px; border-radius: 8px; box-shadow: 0 4px 15px rgba(0,0,0,0.03); background: #ffffff; border: 1px solid #e0e0e0;\">\r\n<h3 style=\"color: #2980b9; margin-top: 0; border-bottom: 1px solid #eee; padding-bottom: 10px;\">Projects Requiring Na2SO4 Recovery<\/h3>\r\n<p style=\"font-size: 1.1em;\">In regions or industries where Sodium Sulfate (Na2SO4) has resale value (e.g., glass or detergent manufacturing), the single alkali method turns waste into a profitable byproduct.<\/p>\r\n\r\n<\/div>\r\n<\/div>\r\n<\/section><section id=\"comparison\" style=\"margin-bottom: 60px;\">\r\n<h2 style=\"font-size: 2.2em; border-bottom: 3px solid #3498db; padding-bottom: 10px; margin-bottom: 30px; color: #112240;\">\u2696\ufe0f Core Advantages: Single Alkali vs. Limestone-Gypsum<\/h2>\r\n<div style=\"overflow-x: auto; background: #ffffff; border-radius: 8px; box-shadow: 0 4px 15px rgba(0,0,0,0.05); border: 1px solid #e0e0e0;\">\r\n<table style=\"width: 100%; min-width: 800px; border-collapse: collapse; text-align: left;\">\r\n<thead style=\"background-color: #f9fbfd;\">\r\n<tr>\r\n<th style=\"padding: 18px; border-bottom: 2px solid #ddd; font-size: 1.1em; color: #2c3e50;\">Comparison Metric<\/th>\r\n<th style=\"padding: 18px; border-bottom: 2px solid #ddd; font-size: 1.1em; color: #2980b9;\">Ever-power Single Alkali (Na)<\/th>\r\n<th style=\"padding: 18px; border-bottom: 2px solid #ddd; font-size: 1.1em; color: #e67e22;\">Limestone-Gypsum (Ca)<\/th>\r\n<\/tr>\r\n<\/thead>\r\n<tbody>\r\n<tr>\r\n<td style=\"padding: 18px; border-bottom: 1px solid #eee;\"><strong>Scaling &amp; Blockage Risk<\/strong><\/td>\r\n<td style=\"padding: 18px; border-bottom: 1px solid #eee; color: #2980b9; background: #f4f9fcf0;\"><strong>Zero. Absorbs via clear liquid.<\/strong><\/td>\r\n<td style=\"padding: 18px; border-bottom: 1px solid #eee;\">High risk in poorly managed small systems.<\/td>\r\n<\/tr>\r\n<tr>\r\n<td style=\"padding: 18px; border-bottom: 1px solid #eee;\"><strong>System Footprint (Space)<\/strong><\/td>\r\n<td style=\"padding: 18px; border-bottom: 1px solid #eee; color: #2980b9; background: #f4f9fcf0;\"><strong>Very Small. No slurry prep\/dewatering needed.<\/strong><\/td>\r\n<td style=\"padding: 18px; border-bottom: 1px solid #eee;\">Large. Requires ball mills, vacuum belts, and silos.<\/td>\r\n<\/tr>\r\n<tr>\r\n<td style=\"padding: 18px; border-bottom: 1px solid #eee;\"><strong>Initial Capital Expenditure (CapEx)<\/strong><\/td>\r\n<td style=\"padding: 18px; border-bottom: 1px solid #eee; color: #2980b9; background: #f4f9fcf0;\"><strong>Low. Simplified equipment matrix.<\/strong><\/td>\r\n<td style=\"padding: 18px; border-bottom: 1px solid #eee;\">High. Complex mechanical requirements.<\/td>\r\n<\/tr>\r\n<tr>\r\n<td style=\"padding: 18px; border-bottom: 1px solid #eee;\"><strong>L\/G Ratio (Pumping Power)<\/strong><\/td>\r\n<td style=\"padding: 18px; border-bottom: 1px solid #eee; color: #2980b9; background: #f4f9fcf0;\"><strong>Low (Typically 1-3 L\/m3). High reactivity.<\/strong><\/td>\r\n<td style=\"padding: 18px; border-bottom: 1px solid #eee;\">High (Typically 10-15 L\/m3). High power consumption.<\/td>\r\n<\/tr>\r\n<tr>\r\n<td style=\"padding: 18px; border-bottom: 1px solid #eee;\"><strong>Best Application Range<\/strong><\/td>\r\n<td style=\"padding: 18px; border-bottom: 1px solid #eee; color: #2980b9; background: #f4f9fcf0;\"><strong>Small\/Medium gas volume, Low\/Med Sulfur.<\/strong><\/td>\r\n<td style=\"padding: 18px; border-bottom: 1px solid #eee;\">Utility-scale power plants, High Sulfur.<\/td>\r\n<\/tr>\r\n<\/tbody>\r\n<\/table>\r\n<\/div>\r\n<\/section><section id=\"why-choose-us\" style=\"margin-bottom: 60px; background: linear-gradient(135deg, #112240 0%, #1a365d 100%); color: #ffffff; padding: 50px 40px; border-radius: 8px; box-shadow: 0 10px 30px rgba(0,0,0,0.15);\">\r\n<h2 style=\"font-size: 2.2em; border-bottom: 3px solid #3498db; padding-bottom: 10px; margin-bottom: 30px; color: #ffffff;\">???? Why Partner with Ever-power?<\/h2>\r\n<div style=\"display: flex; flex-wrap: wrap; gap: 30px;\">\r\n<div style=\"flex: 1 1 100%;\">\r\n<p style=\"font-size: 1.2em; margin-bottom: 25px; line-height: 1.8;\">For over 20 years, Ever-power has been the trusted authority in heavy industrial air purification. Our BL series is a technologically mature solution honed through decades of field application.<\/p>\r\n\r\n<ul style=\"list-style: none; padding: 0; margin: 0;\">\r\n \t<li style=\"margin-bottom: 20px; position: relative; padding-left: 45px;\"><span style=\"position: absolute; left: 0; color: #3498db; font-size: 1.5em; top: -4px;\">\u2714\ufe0f<\/span> <strong style=\"color: #63b3ed; font-size: 1.2em;\">Full Value-Chain Integration:<\/strong> We don't just sell parts. We provide Process Engineering \u2794 Precision Manufacturing \u2794 Site Installation \u2794 Intelligent Commissioning.<\/li>\r\n \t<li style=\"margin-bottom: 20px; position: relative; padding-left: 45px;\"><span style=\"position: absolute; left: 0; color: #3498db; font-size: 1.5em; top: -4px;\">\u2714\ufe0f<\/span> <strong style=\"color: #63b3ed; font-size: 1.2em;\">Proven by Industry Giants:<\/strong> Our FGD systems successfully safeguard the compliance of massive conglomerates, including <em>Tongchuan Shengwei<\/em>, <em>Shanshui Group<\/em>, and <em>Huarun Power<\/em>.<\/li>\r\n \t<li style=\"margin-bottom: 20px; position: relative; padding-left: 45px;\"><span style=\"position: absolute; left: 0; color: #3498db; font-size: 1.5em; top: -4px;\">\u2714\ufe0f<\/span> <strong style=\"color: #63b3ed; font-size: 1.2em;\">Uncompromised Quality:<\/strong> Fully ISO certified, holding numerous environmental patents, ensuring every tower meets rigorous pressure and anti-corrosion standards.<\/li>\r\n<\/ul>\r\n<\/div>\r\n<\/div>\r\n<\/section><section id=\"sizing-guide\" style=\"margin-bottom: 60px;\">\r\n<h2 style=\"font-size: 2.2em; border-bottom: 3px solid #3498db; padding-bottom: 10px; margin-bottom: 30px; color: #112240;\">???? Engineering Selection Guide: Sizing Your FGD<\/h2>\r\n<p style=\"font-size: 1.15em; margin-bottom: 25px;\">To engineer the precise Single Alkali system for your facility, our technical team requires specific operational data. Prepare the following parameters for a rapid technical proposal:<\/p>\r\n\r\n<details style=\"background: #ffffff; padding: 22px; border: 1px solid #e0e0e0; border-radius: 6px; margin-bottom: 15px; cursor: pointer; box-shadow: 0 2px 5px rgba(0,0,0,0.02);\"><summary style=\"font-weight: bold; font-size: 1.25em; outline: none; color: #2c3e50;\">1. Flue Gas Volumetrics &amp; Temperature<\/summary>\r\n<p style=\"margin-top: 15px; color: #555; line-height: 1.7; font-size: 1.1em;\">Provide the <strong>Maximum Gas Volume (Nm3\/h)<\/strong> and the continuous <strong>Operating Temperature (\u00b0C)<\/strong>. The BLDJ1W series handles up to 180\u00b0C directly. If your gas is hotter, we will engineer a quench cooling section at the inlet.<\/p>\r\n\r\n<\/details><details style=\"background: #ffffff; padding: 22px; border: 1px solid #e0e0e0; border-radius: 6px; margin-bottom: 15px; cursor: pointer; box-shadow: 0 2px 5px rgba(0,0,0,0.02);\"><summary style=\"font-weight: bold; font-size: 1.25em; outline: none; color: #2c3e50;\">2. Inlet Contaminant Profile (Crucial)<\/summary>\r\n<p style=\"margin-top: 15px; color: #555; line-height: 1.7; font-size: 1.1em;\">We need the <strong>Inlet SO2 Concentration (mg\/Nm3)<\/strong> and the current dust load. Knowing the maximum sulfur peak allows us to size the circulation pumps and determine the required sodium alkali consumption rates accurately.<\/p>\r\n\r\n<\/details><details style=\"background: #ffffff; padding: 22px; border: 1px solid #e0e0e0; border-radius: 6px; margin-bottom: 15px; cursor: pointer; box-shadow: 0 2px 5px rgba(0,0,0,0.02);\"><summary style=\"font-weight: bold; font-size: 1.25em; outline: none; color: #2c3e50;\">3. Target Emission &amp; Site Constraints<\/summary>\r\n<p style=\"margin-top: 15px; color: #555; line-height: 1.7; font-size: 1.1em;\">Confirm your local regulatory SO2 target (e.g., &lt; 35mg\/Nm3). Additionally, provide the maximum allowable footprint (Length x Width) available at your site. The Single Alkali system is highly adaptable, and we can configure the tank layout to fit extremely tight spaces.<\/p>\r\n\r\n<\/details><\/section><section id=\"roi-analysis\" style=\"margin-bottom: 60px; background-color: #f4f9fc; padding: 40px; border-radius: 8px; border: 1px solid #d4e6f1;\">\r\n<h2 style=\"font-size: 2.2em; border-bottom: 3px solid #3498db; padding-bottom: 10px; margin-bottom: 30px; color: #112240;\">???? Value Quantified: Return on Investment (ROI)<\/h2>\r\n<p style=\"font-size: 1.15em; margin-bottom: 25px;\">The Ever-power Single Alkali system presents the lowest total cost of ownership for small-to-medium scale applications.<\/p>\r\n\r\n<div style=\"display: flex; flex-wrap: wrap; gap: 30px;\">\r\n<div style=\"flex: 1 1 45%; background: #ffffff; padding: 35px; border-radius: 8px; border-top: 5px solid #c0392b; box-shadow: 0 4px 10px rgba(0,0,0,0.05);\">\r\n<h3 style=\"color: #c0392b; margin-top: 0; font-size: 1.5em;\">The Cost of the Wrong System<\/h3>\r\n<ul style=\"padding-left: 20px; margin-bottom: 0; font-size: 1.1em; line-height: 1.7;\">\r\n \t<li style=\"margin-bottom: 12px;\"><strong>Maintenance Bleed:<\/strong> Forcing a limestone system into a small application leads to constant nozzle scaling. The labor cost of cleaning, combined with boiler downtime, destroys profitability.<\/li>\r\n \t<li style=\"margin-bottom: 12px;\"><strong>High CapEx:<\/strong> Building ball mills, slurry tanks, and vacuum filters for a small 50,000 m3\/h boiler is an immense waste of capital.<\/li>\r\n<\/ul>\r\n<\/div>\r\n<div style=\"flex: 1 1 45%; background: #ffffff; padding: 35px; border-radius: 8px; border-top: 5px solid #27ae60; box-shadow: 0 4px 10px rgba(0,0,0,0.05);\">\r\n<h3 style=\"color: #27ae60; margin-top: 0; font-size: 1.5em;\">The Ever-power Upgrade ROI<\/h3>\r\n<ul style=\"padding-left: 20px; margin-bottom: 0; font-size: 1.1em; line-height: 1.7;\">\r\n \t<li style=\"margin-bottom: 12px;\"><strong>CapEx Slashed:<\/strong> The system requires no complex grinding or dewatering equipment, reducing the initial investment by up to 40% compared to equivalent wet calcium systems.<\/li>\r\n \t<li style=\"margin-bottom: 12px;\"><strong>100% Uptime:<\/strong> The clear-liquid absorption means zero scaling. Your boiler stays online, ensuring continuous production and absolutely zero environmental fines.<\/li>\r\n<\/ul>\r\n<\/div>\r\n<\/div>\r\n<\/section><section id=\"case-studies\" style=\"margin-bottom: 60px;\">\r\n<h2 style=\"font-size: 2.2em; border-bottom: 3px solid #3498db; padding-bottom: 10px; margin-bottom: 30px; color: #112240;\">???? Global Case Studies: Proving Our Authority<\/h2>\r\n<div style=\"display: flex; flex-wrap: wrap; gap: 20px;\">\r\n<div style=\"flex: 1 1 45%; padding: 35px; border-radius: 8px; box-shadow: 0 4px 15px rgba(0,0,0,0.03); background: #ffffff; border: 1px solid #e0e0e0;\">\r\n<h3 style=\"margin-top: 0; color: #2980b9; font-size: 1.4em;\">???????? Hanoi Textile Manufacturing (Vietnam)<\/h3>\r\n<p style=\"font-size: 1.1em;\"><strong>Application:<\/strong> 75 t\/h Coal-fired Steam Boiler<\/p>\r\n<p style=\"font-size: 1.1em;\"><strong>Challenge:<\/strong> The plant was located in a dense urban zone with zero space for a large FGD plant, facing imminent shutdown due to new SO2 regulations.<\/p>\r\n<p style=\"font-size: 1.1em;\"><strong>Solution:<\/strong> Ever-power engineered a compact BLDJ100W Single Alkali system. The entire footprint required less than 40m2. Outlet SO2 stabilized at 25 mg\/Nm3, saving the plant from closure.<\/p>\r\n\r\n<\/div>\r\n<div style=\"flex: 1 1 45%; padding: 35px; border-radius: 8px; box-shadow: 0 4px 15px rgba(0,0,0,0.03); background: #ffffff; border: 1px solid #e0e0e0;\">\r\n<h3 style=\"margin-top: 0; color: #2980b9; font-size: 1.4em;\">???????? Gujarat Chemical Works (India)<\/h3>\r\n<p style=\"font-size: 1.1em;\"><strong>Application:<\/strong> Chemical Roasting Kiln Exhaust<\/p>\r\n<p style=\"font-size: 1.1em;\"><strong>Challenge:<\/strong> Fluctuating sulfur loads causing severe scaling in their old calcium-based scrubber, leading to weekly maintenance halts.<\/p>\r\n<p style=\"font-size: 1.1em;\"><strong>Solution:<\/strong> Retrofitted with our Single Alkali system using NaOH. The \"clear liquid\" absorption immediately ended all scaling issues. Boiler uptime increased to 99.5%, and maintenance costs dropped by 80%.<\/p>\r\n\r\n<\/div>\r\n<div style=\"flex: 1 1 45%; padding: 35px; border-radius: 8px; box-shadow: 0 4px 15px rgba(0,0,0,0.03); background: #ffffff; border: 1px solid #e0e0e0;\">\r\n<h3 style=\"margin-top: 0; color: #2980b9; font-size: 1.4em;\">???????? Shaanxi Regional Heating Unit (China)<\/h3>\r\n<p style=\"font-size: 1.1em;\"><strong>Application:<\/strong> 2x 35 t\/h Winter Heating Boilers<\/p>\r\n<p style=\"font-size: 1.1em;\"><strong>Challenge:<\/strong> Required ultra-low emissions (&lt;35mg) but possessed limited budget and extreme space constraints.<\/p>\r\n<p style=\"font-size: 1.1em;\"><strong>Solution:<\/strong> A single shared BLDJ1W absorber tower was designed for both boilers. The high reactivity of the sodium alkali ensured compliance during peak winter firing without requiring a massive tower.<\/p>\r\n\r\n<\/div>\r\n<div style=\"flex: 1 1 45%; padding: 35px; border-radius: 8px; box-shadow: 0 4px 15px rgba(0,0,0,0.03); background: #ffffff; border: 1px solid #e0e0e0;\">\r\n<h3 style=\"margin-top: 0; color: #2980b9; font-size: 1.4em;\">???????? Sao Paulo Food Processing (Brazil)<\/h3>\r\n<p style=\"font-size: 1.1em;\"><strong>Application:<\/strong> Biomass\/Bagasse Boiler<\/p>\r\n<p style=\"font-size: 1.1em;\"><strong>Challenge:<\/strong> Needed an easy-to-operate system with low pumping power to maintain the factory's overall green energy efficiency profile.<\/p>\r\n<p style=\"font-size: 1.1em;\"><strong>Solution:<\/strong> The low L\/G ratio of our Single Alkali system meant much smaller circulation pumps were required. The system consumed 40% less parasitic electricity than a standard scrubber while eliminating SO2.<\/p>\r\n\r\n<\/div>\r\n<\/div>\r\n<\/section><section id=\"faq\" style=\"margin-bottom: 60px;\">\r\n<h2 style=\"font-size: 2.2em; border-bottom: 3px solid #3498db; padding-bottom: 10px; margin-bottom: 30px; color: #112240;\">\u2753 Engineering &amp; Operational FAQ<\/h2>\r\n<details style=\"background: #ffffff; padding: 22px; border: 1px solid #e0e0e0; border-radius: 6px; margin-bottom: 15px; cursor: pointer; box-shadow: 0 2px 5px rgba(0,0,0,0.02);\"><summary style=\"font-weight: bold; font-size: 1.25em; outline: none; color: #2c3e50;\">Why choose Single Alkali over Limestone-Gypsum?<\/summary>\r\n<p style=\"margin-top: 15px; color: #555; line-height: 1.7; font-size: 1.1em;\">Limestone-Gypsum is excellent for massive utility power plants. However, for industrial boilers (&lt; 1,000,000 m3\/h), the CapEx is too high, it requires a huge footprint, and scaling is a major risk. Single Alkali uses highly reactive, highly soluble sodium (NaOH\/Na2CO3), meaning zero scaling, smaller towers, and much lower initial costs.<\/p>\r\n\r\n<\/details><details style=\"background: #ffffff; padding: 22px; border: 1px solid #e0e0e0; border-radius: 6px; margin-bottom: 15px; cursor: pointer; box-shadow: 0 2px 5px rgba(0,0,0,0.02);\"><summary style=\"font-weight: bold; font-size: 1.25em; outline: none; color: #2c3e50;\">Isn't the operating cost (reagent) higher for sodium?<\/summary>\r\n<p style=\"margin-top: 15px; color: #555; line-height: 1.7; font-size: 1.1em;\">Yes, sodium hydroxide or sodium carbonate costs more per ton than raw limestone. However, for low-to-medium sulfur applications, the absolute amount of reagent used is small. When you factor in the massive savings from lower CapEx, lower fan power, and zero scaling maintenance, the Single Alkali method is vastly more economical for small\/medium units.<\/p>\r\n\r\n<\/details><details style=\"background: #ffffff; padding: 22px; border: 1px solid #e0e0e0; border-radius: 6px; margin-bottom: 15px; cursor: pointer; box-shadow: 0 2px 5px rgba(0,0,0,0.02);\"><summary style=\"font-weight: bold; font-size: 1.25em; outline: none; color: #2c3e50;\">How does the system prevent secondary pollution from the byproduct?<\/summary>\r\n<p style=\"margin-top: 15px; color: #555; line-height: 1.7; font-size: 1.1em;\">The primary byproduct is a sodium sulfite\/sulfate solution. Depending on local regulations, this can be directed to the plant's existing industrial wastewater treatment facility, or sent to an evaporation\/crystallization unit to recover solid Sodium Sulfate (Na2SO4), which can be sold to glass or detergent manufacturers.<\/p>\r\n\r\n<\/details><details style=\"background: #ffffff; padding: 22px; border: 1px solid #e0e0e0; border-radius: 6px; margin-bottom: 15px; cursor: pointer; box-shadow: 0 2px 5px rgba(0,0,0,0.02);\"><summary style=\"font-weight: bold; font-size: 1.25em; outline: none; color: #2c3e50;\">Does this tower also remove particulate dust?<\/summary>\r\n<p style=\"margin-top: 15px; color: #555; line-height: 1.7; font-size: 1.1em;\">While the spray layers will physically knock down a portion of suspended particulate (functioning as a wet scrubber), the primary purpose of this tower is chemical gas desulfurization. We highly recommend installing a Baghouse Dust Collector or Dry ESP upstream of this tower to handle the bulk dust load.<\/p>\r\n\r\n<\/details><details style=\"background: #ffffff; padding: 22px; border: 1px solid #e0e0e0; border-radius: 6px; margin-bottom: 15px; cursor: pointer; box-shadow: 0 2px 5px rgba(0,0,0,0.02);\"><summary style=\"font-weight: bold; font-size: 1.25em; outline: none; color: #2c3e50;\">How long does installation take?<\/summary>\r\n<p style=\"margin-top: 15px; color: #555; line-height: 1.7; font-size: 1.1em;\">Due to the simplified equipment matrix (no ball mills or vacuum belts), installation is remarkably fast. From foundation readiness, a standard BLDJ100W tower can be erected, piped, and commissioned within 30 to 45 days.<\/p>\r\n\r\n<\/details><\/section><section id=\"related-products\" style=\"margin-bottom: 60px; background-color: #ffffff; padding: 40px; border: 1px solid #e0e0e0; border-radius: 8px;\">\r\n<h2 style=\"font-size: 1.8em; color: #112240; margin-top: 0; margin-bottom: 20px;\">???? Comprehensive Plant Environmental Solutions<\/h2>\r\n<p style=\"font-size: 1.1em; margin-bottom: 25px;\">Beyond SO2 control, Ever-power architects industry-leading gas treatment systems for complex chemical, particulate, and organic emissions across all heavy industries:<\/p>\r\n\r\n<ul style=\"line-height: 2.2; font-size: 1.1em; margin: 0; padding-left: 20px;\">\r\n \t<li><a style=\"color: #3498db; text-decoration: none; font-weight: bold;\" href=\"https:\/\/regenerative-thermal-oxidizers.com\/voc-treatment\/\">Advanced VOC Treatment Systems<\/a> - Total lifecycle solutions for industrial organic emissions.<\/li>\r\n \t<li><a style=\"color: #3498db; text-decoration: none; font-weight: bold;\" href=\"https:\/\/regenerative-thermal-oxidizers.com\/rto\/\">RTO (Regenerative Thermal Oxidizer)<\/a> - High thermal efficiency destruction of massive volume VOCs.<\/li>\r\n \t<li><a style=\"color: #3498db; text-decoration: none; font-weight: bold;\" href=\"https:\/\/regenerative-thermal-oxidizers.com\/regenerative-catalytic-oxidizer-rco\/\">RCO (Regenerative Catalytic Oxidizer)<\/a> &amp; <a style=\"color: #3498db; text-decoration: none; font-weight: bold;\" href=\"https:\/\/regenerative-thermal-oxidizers.com\/catalytic-oxidizer-co\/\">CO (Catalytic Oxidizer)<\/a> - Low-temperature catalytic oxidation.<\/li>\r\n \t<li><a style=\"color: #3498db; text-decoration: none; font-weight: bold;\" href=\"https:\/\/regenerative-thermal-oxidizers.com\/thermal-oxidizer-to\/\">TO (Thermal Oxidizer)<\/a> - Direct-fired high-heat incineration for extreme concentration waste.<\/li>\r\n \t<li><a style=\"color: #3498db; text-decoration: none; font-weight: bold;\" href=\"https:\/\/regenerative-thermal-oxidizers.com\/about-us\/\">About Ever-power<\/a> - Learn more about our legacy and engineering ethos.<\/li>\r\n \t<li><a style=\"color: #3498db; text-decoration: none; font-weight: bold;\" href=\"https:\/\/regenerative-thermal-oxidizers.com\/\">Ever-power Global Homepage<\/a>.<\/li>\r\n<\/ul>\r\n<\/section><section id=\"cta\" style=\"background: linear-gradient(135deg, #3498db 0%, #2980b9 100%); color: #ffffff; padding: 70px 5%; text-align: center; border-radius: 8px; box-shadow: 0 10px 30px rgba(52, 152, 219, 0.3);\">\r\n<h2 style=\"font-size: 2.5em; margin-bottom: 20px; text-transform: uppercase; font-weight: 800; color: #fff;\">Secure Your Environmental Compliance Today<\/h2>\r\n<p style=\"font-size: 1.3em; max-width: 850px; margin: 0 auto 35px; line-height: 1.6;\">Stop risking plant shutdowns due to emission violations and stop fighting scale in poorly designed calcium scrubbers. Let Ever-power's senior engineering team design a bespoke Single Alkali system that fits your footprint, guarantees &lt; 35mg\/Nm3 SO2, and secures your plant's operational future.<\/p>\r\n<a style=\"display: inline-block; background-color: #ffffff; color: #2980b9; padding: 22px 50px; font-size: 1.25em; text-decoration: none; border-radius: 4px; font-weight: bold; text-transform: uppercase; box-shadow: 0 4px 15px rgba(0,0,0,0.15); transition: transform 0.2s;\" href=\"mailto:engineering@ever-power.net\">Get Your Custom Engineering Sizing Quote<\/a>\r\n\r\n<\/section>&nbsp;\r\n\r\n&nbsp;","_et_gb_content_width":""},"product_brand":[],"product_cat":[62],"product_tag":[],"class_list":{"0":"post-5695","1":"product","2":"type-product","3":"status-publish","4":"has-post-thumbnail","6":"product_cat-desulfurization-system","8":"first","9":"instock","10":"shipping-taxable","11":"product-type-simple"},"_links":{"self":[{"href":"https:\/\/regenerative-thermal-oxidizers.com\/ja\/wp-json\/wp\/v2\/product\/5695","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/regenerative-thermal-oxidizers.com\/ja\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/regenerative-thermal-oxidizers.com\/ja\/wp-json\/wp\/v2\/types\/product"}],"replies":[{"embeddable":true,"href":"https:\/\/regenerative-thermal-oxidizers.com\/ja\/wp-json\/wp\/v2\/comments?post=5695"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/regenerative-thermal-oxidizers.com\/ja\/wp-json\/wp\/v2\/media\/5696"}],"wp:attachment":[{"href":"https:\/\/regenerative-thermal-oxidizers.com\/ja\/wp-json\/wp\/v2\/media?parent=5695"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/regenerative-thermal-oxidizers.com\/ja\/wp-json\/wp\/v2\/product_brand?post=5695"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/regenerative-thermal-oxidizers.com\/ja\/wp-json\/wp\/v2\/product_cat?post=5695"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/regenerative-thermal-oxidizers.com\/ja\/wp-json\/wp\/v2\/product_tag?post=5695"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}