China Hot selling Regenerative Thermal Oxidizer (RTO)

基本訊息

型號

RTO

Pullution Sources

Air Pollution Control

Processing Methods

Combustion

商標

RUIMA

起源

China

HS Code

84213990

產品描述

Regenerative Thermal Oxidizer (RTO);
The most widely used oxidation technique nowadays for
VOC emission reduction,; suitable for treating a wide range of solvents and processes.; Depending on air volume and required purification efficiency,; a RTO comes with 2,; 3,; 5 or 10 chambers.;

Advantages
Wide range of VOC’s to be treated
Low maintenance cost
High Thermal Efficiency
Does not generate any waste
Adaptable for small,; medium and large air flows
Heat Recovery via bypass if VOCs concentration exceed the auto-thermal point

Auto-thermal and Heat Recovery:;
Thermal Efficiency > 95%
Auto-thermal point at 1.;2 – 1.;7 mgC/Nm3
Air flow range from 2,; 000 up to 200,; 000m3/h

High VOC’s destruction
The purification efficiency is normally in excess of 99%

Address: No 3 North Xihu (West Lake) Dis. Road, Xihu (West Lake) Dis., HangZhou, ZheJiang , China

Business Type: Manufacturer/Factory

Business Range: Manufacturing & Processing Machinery, Service

Management System Certification: ISO 14001, ISO 9001, OHSAS/ OHSMS 18001, QHSE

Main Products: Dryer, Extruder, Heater, Twin Screw Extruder, Electrochemical Corrosion Protection Equ, Screw, Mixer, Pelletizing Machine, Compressor, Pelletizer

Company Introduction: The Res. Inst of Chem. Mach of the Ministry of Chemical Industry was founded in ZheJiang in 1958, and moved to HangZhou in 1965.

The Res. Inst of Automation of the Ministry of Chemical Industry was founded in HangZhou in 1963.

In 1997, the Res. Inst. Of Chem. Mach of the Ministry of Chemical Industry and the Res. Inst. Of Automation of the Ministry of Chemical Industry were combined to become the Res. Inst of Chemical Machinery and Automation of the Ministry of Chemical Industry.

In 2000, the Res. Inst of Chemical Machinery and Automation of the Ministry of ChemicalIndustry completed its transformation to enterprise and registered as CHINAMFG Instituteof Chemical Machinery and Automation.

Tianhua Institute has the following subordinated institutions:

Supervision and Inspection Center of the Quality of Chemical Equipments in HangZhou, ZheJiang Province

HangZhou Equipment Institute in HangZhou, ZheJiang Province;

Automation Institute in HangZhou, ZheJiang Province;

HangZhou Ruima Chemical Machinery Co Ltd in HangZhou, ZheJiang Province;

HangZhou Ruide Drying Technology Co Ltd in HangZhou, ZheJiang Province;

HangZhouLantai Plastics Machinery Co Ltd in HangZhou, ZheJiang Province;

ZheJiang Airuike Automation Technology Co Ltd in HangZhou, ZheJiang Province;

The HangZhou United Institute of Chemical Machinery and automation and the HangZhou United Institute of Petrochemical Industry Furnaces were founded by CHINAMFG Institute and the Sinopec.

Tianhua Institute has an occupation area of 80 000m2 and a total asset of 1 Yuan (RMB). The annual output value is 1 Yuan (RMB).

Tianhua Institute has about 916 employees, 75% of them are professional personnel. Among them are 23 professors, 249senior engineers, 226 engineers. 29 professors and senior engineers enjoy national special subsidy, On 5 people the title of Middle-aged and Young Specialist with Outstanding Contribution to the P. R. China are conferred

What is the role of heat recovery in a regenerative thermal oxidizer?

Heat recovery plays a crucial role in the operation of a regenerative thermal oxidizer (RTO) by improving its energy efficiency and reducing fuel consumption. The primary function of heat recovery in an RTO is to capture and transfer heat from the treated exhaust gases to the incoming untreated gases, minimizing the need for additional external heating.

Here’s a closer look at the role of heat recovery in an RTO:

• Energy Efficiency: RTOs are designed to achieve high thermal efficiency by utilizing the heat recovery principle. The heat recovery system consists of heat exchangers or beds filled with ceramic media, such as structured ceramic blocks or random ceramic saddles. These beds alternate between the exhaust gas flow and the incoming untreated gas flow.
• Heat Transfer Process: During operation, the hot exhaust gases from the industrial process flow through one bed of the heat exchanger, transferring heat to the ceramic media. The media absorbs the heat, and the temperature of the exhaust gases decreases. Simultaneously, the cooler incoming untreated gas flows through the other bed, where it absorbs the heat stored in the media, preheating the gas before it enters the combustion chamber.
• Bed Switching: The direction of gas flow through the beds is periodically switched using valves or dampers. This switching operation allows the RTO to alternate between different beds, ensuring continuous heat recovery and thermal oxidation of the pollutants. By efficiently recovering and reusing heat from the exhaust gases, the RTO reduces the amount of external fuel needed to maintain the required operating temperature.
• Reduction in Fuel Consumption: The heat recovery mechanism in an RTO significantly reduces the fuel consumption compared to other types of oxidizers. The preheating of the incoming untreated gas stream reduces the energy required to raise the temperature of the gas to the combustion temperature, resulting in lower fuel usage and operational costs.
• Economic and Environmental Benefits: Heat recovery in RTOs offers economic benefits by reducing energy costs and improving the overall sustainability of the facility. By minimizing fuel consumption, heat recovery contributes to a lower carbon footprint and helps meet environmental goals by reducing greenhouse gas emissions associated with the combustion process.

The effectiveness of heat recovery in an RTO depends on factors such as the design of the heat exchanger, the choice of ceramic media, the flow rates of the exhaust gases and incoming untreated gas, and the temperature differential between the two streams. Proper sizing and optimization of the heat recovery system are essential to ensure efficient heat transfer and maximize energy savings.

Overall, heat recovery is a key component in the design of an RTO, allowing for improved energy efficiency, reduced fuel consumption, and environmental sustainability.

Can regenerative thermal oxidizers handle corrosive exhaust gases?

Regenerative thermal oxidizers (RTOs) can be designed to handle corrosive exhaust gases effectively. However, the ability of an RTO to handle corrosive gases depends on several factors, including the choice of construction materials, operating conditions, and the specific corrosive nature of the exhaust gases. Here are some key points regarding the handling of corrosive exhaust gases in RTOs:

• Material Selection: The selection of appropriate construction materials is crucial when dealing with corrosive gases. RTOs can be constructed using materials that offer high resistance to corrosion, such as stainless steel, corrosion-resistant alloys (e.g., Hastelloy, Inconel), or coated materials. The choice of materials depends on the specific corrosive compounds present in the exhaust gases and their concentrations.
• Corrosion-Resistant Coatings: In addition to selecting corrosion-resistant materials, applying protective coatings can enhance the resistance of the RTO components to corrosive gases. Coatings such as ceramic coatings, epoxy coatings, or acid-resistant paints can provide an extra layer of protection against corrosion.
• Temperature Control: Maintaining appropriate operating temperatures in the RTO can help mitigate the corrosive effects of the exhaust gases. Higher temperatures can promote the decomposition of corrosive compounds, reducing their corrosive potential. Additionally, operating at higher temperatures can enhance the self-cleaning effect and prevent the accumulation of corrosive deposits on the surfaces.
• Gas Conditioning: Prior to entering the RTO, the exhaust gases can undergo gas conditioning processes to reduce their corrosive nature. This may involve pre-treatment methods such as scrubbing or neutralization to remove or neutralize corrosive compounds and reduce their concentration.
• Monitoring and Maintenance: Regular monitoring of the RTO performance and periodic maintenance are essential to ensure the effective handling of corrosive exhaust gases. Monitoring systems can track variables such as temperature, pressure, and gas composition to detect any deviations that may indicate corrosion-related issues. Proper maintenance, including cleaning and inspection of the components, helps identify and address any corrosion concerns in a timely manner.

It is important to note that the corrosiveness of exhaust gases can vary significantly depending on the specific industrial process and the pollutants involved. Therefore, when designing an RTO for handling corrosive gases, it is advisable to consult with experienced engineers or RTO manufacturers who can provide guidance on the appropriate design considerations and material selection.

By employing suitable materials, coatings, temperature control, gas conditioning, and maintenance practices, RTOs can effectively handle corrosive exhaust gases while ensuring their long-term performance and durability.

蓄熱式熱氧化器如何運作？

A regenerative thermal oxidizer (RTO) operates through a cyclical process that involves several key steps. Here’s a detailed explanation of how an RTO works:

1. 進氣靜壓室： 含有污染物的廢氣經由入口靜壓室進入 RTO。

2. 熱交換器床： RTO 包含多個裝有儲熱介質（通常是陶瓷材料或規則填料）的熱交換器床。熱交換器床成對佈置。

3.流量控制閥： 流量控制閥引導氣流並控制廢氣通過 RTO 的方向。

4、燃燒室： 現在引導進入燃燒室的廢氣被加熱到高溫，通常在 1400°F (760°C) 和 1600°F (870°C) 之間。此溫度範圍確保污染物的有效熱氧化。

5.VOC破壞： The high temperature in the combustion chamber causes the volatile organic compounds (VOCs) and other contaminants to react with oxygen, resulting in their thermal decomposition or oxidation. This process breaks down the pollutants into water vapor, carbon dioxide, and other harmless gases.

6.熱回收： 離開燃燒室的熱淨化氣體穿過出口靜壓室並流經處於相反操作階段的熱交換器床。床中的儲熱介質吸收排出氣體的熱量，從而預熱進入的廢氣。

7.循環切換： 經過特定的時間間隔後，流量控制閥會切換氣流方向，使預熱進入氣體的熱交換器床現在接收來自燃燒室的熱氣體。然後重複該循環，確保連續高效的運作。

蓄熱式熱氧化器的優點：

RTO 在工業空氣污染控制方面具有多種優勢：

1、效率高： RTO 可以實現很高的破壞效率，通常高於 95%，有效去除多種污染物。

2.能量回收： RTO 中的熱回收機制可以顯著節省能源。進入氣體的預熱減少了燃燒所需的燃料消耗，使 RTO 更節能。

3、性價比： 儘管 RTO 的初始資本投資可能很大，但透過能量回收和高銷毀效率節省的長期營運成本使其成為整個系統生命週期內具有成本效益的解決方案。

4. 環境合規性： RTO 旨在滿足嚴格的排放法規，並協助各行業遵守空氣品質標準和許可證。

5. 多功能性： RTO 可以處理各種製程廢氣量和污染物濃度，使其適用於各種工業應用。

總體而言，蓄熱式熱氧化器透過利用熱回收、高溫燃燒和循環流量控制來有效氧化污染物並實現高破壞效率，同時最大限度地降低能耗。

editor by CX 2023-10-21