China factory Rto/Regenerative Thermal Oxidizer

Basic Info.

Model NO.

Amazing RTO

Type

Incinerator

High Efficiency

100

Energy Saving

100

Low Maintenance

100

Easy Operation

100

Trademark

Bjamazing

Transport Package

Overseas

Specification

111

Origin

China

HS Code

2221111

Product Description

RTO

Regeneratieve thermische oxidator

Compared with traditional catalytic combustion,; direct thermal oxidizer,; RTO has the merits of high heating efficiency,; low operation cost,; and the ability to treat large flux low concentration waste gas.; When VOCs concentration is high,; secondary heat recycle can be realized,; which will greatly reduce the operation cost.; Because RTO can preheat the waste gas by levels through ceramic heat accumulator,; which could make the waste gas to be completely heated and cracked with no dead corner(treatment efficiency>99%);,;which reduce the NOX in the Exhausting gas,; if the VOC density >1500mg/Nm3,; when the waste gas reach cracking area,; it has been heated up to cracking temperature by heat accumulator,; the burner will be closed under this condition.;

RTO can be devided into chamber type and rotary type according to difference operation mode.; Rotary type RTO has advantages in system pressure,; temperature stability,; investment amount,; etc

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Address: 8 floor, E1, Pinwei building, Dishengxi road, Yizhuang, ZheJiang , China

Business Type: Manufacturer/Factory, Trading Company

Business Range: Electrical & Electronics, Industrial Equipment & Components, Manufacturing & Processing Machinery, Metallurgy, Mineral & Energy

Management System Certification: ISO 9001, ISO 14001

Main Products: Rto, Color Coating Line, Galvanizing Line, Air Knife, Spares for Processing Line, Coater, Independent Equipments, Sink Roll, Revamping Project, Blower

Company Introduction: ZheJiang Amazing Science & Technology Co., Ltd is a thriving Hi-tech company, located in ZheJiang Economic and Technological Development Area(BDA). Adhering to the concept of Realistic, Innovative, Focused and Efficient, our company mainly serve the waste gas treatment (VOCs) Industry and metallurgical equipment of China and even whole world. We have advanced technology and rich experience in VOCs waste gas treatment project, the reference of which has been successfully applied to the industry of coating, rubber, electronic, printing, etc. We also have years of technology accumulation in the research and manufacturing of flat steel processing line, and possess nearly 100 of application example.

Our company focus on the research, design, manufacturing, installation and commissioning of VOCs organic waste gas treatment system and the revamping and updating project for energy saving and environmental protection of flat steel processing line. We can provide customers the complete solutions for environmental protection, energy saving, product quality improvement and other aspects.

We are also engaged in various spares and independent equipment for color coating line, galvanizing line, pickling line, like roller, coupler, heat exchanger, recuperator, air knife, blower, welder, tension leveler, skin pass, expansion joint, shear, jointer, stitcher, burner, radiant tube, gear motor, reducer, etc.

How much energy can be recovered by a regenerative thermal oxidizer?

The amount of energy that can be recovered by a regenerative thermal oxidizer (RTO) depends on several factors, including the design of the RTO system, the operating conditions, and the specific characteristics of the exhaust gases being treated. Generally, RTOs are known for their high energy recovery efficiency, and they can recover a significant portion of the thermal energy from the exhaust gases.

Here are some key factors that influence the energy recovery potential of an RTO:

• Heat Recovery System: The design and efficiency of the heat recovery system in the RTO significantly impact the amount of energy that can be recovered. RTOs typically use ceramic media beds or heat exchangers to capture and transfer heat between the exhaust gases and the incoming untreated gases. Well-designed heat exchangers with a large surface area and good thermal conductivity can enhance the energy recovery efficiency.
• Temperature Differential: The temperature difference between the exhaust gases and the incoming untreated gases affects the energy recovery potential. The greater the temperature differential, the higher the potential for energy recovery. RTOs operating at higher temperature differentials can recover more energy compared to those with smaller differentials.
• Flow Rates and Heat Capacity: The flow rates of the exhaust gases and incoming untreated gases, as well as their respective heat capacities, are important factors in determining the energy recovery capability. Higher flow rates and larger heat capacities result in more heat available for recovery.
• Process Specifics: The specific characteristics of the industrial process and the composition of the exhaust gases being treated can influence the energy recovery potential. For example, exhaust gases with high concentrations of volatile organic compounds (VOCs) or other combustible components can provide a higher energy recovery potential.
• Efficiency and System Optimization: The efficiency of the RTO system itself, including the combustion chamber, heat exchangers, and control mechanisms, also plays a role in the energy recovery. Well-maintained and optimized RTO systems can maximize the energy recovery potential.

While it is challenging to provide an exact numerical value for the energy recovery potential of an RTO, it is not uncommon for RTOs to achieve energy recovery efficiencies in the range of 90% or higher. This means that they can recover and reuse 90% or more of the thermal energy contained in the exhaust gases, significantly reducing the need for external fuel sources.

It’s important to note that the actual energy recovery achieved by an RTO will depend on the specific operating conditions, pollutant concentrations, and other factors mentioned above. Consulting with RTO manufacturers or conducting a detailed energy analysis can provide more accurate estimations of the energy recovery potential for a particular RTO system.

How do regenerative thermal oxidizers handle variations in pollutant composition?

Regenerative thermal oxidizers (RTOs) are designed to handle variations in pollutant composition effectively. RTOs are commonly used for treating volatile organic compounds (VOCs) and hazardous air pollutants (HAPs) emitted from various industrial processes. Here are some key points regarding how RTOs handle variations in pollutant composition:

• Thermal Oxidation Process: RTOs utilize a thermal oxidation process to eliminate pollutants. The process involves raising the temperature of the exhaust gas to a level where the pollutants react with oxygen and are oxidized to carbon dioxide (CO₂) and water vapor. This high-temperature oxidation process is effective in treating a wide range of pollutants, regardless of their specific composition.
• Wide Range of Pollutant Compatibility: RTOs are designed to handle a broad spectrum of pollutants, including VOCs and HAPs with varying chemical compositions. The high operating temperatures in the RTO, typically between 1400°F to 1600°F (760°C to 870°C), ensure that a wide range of organic compounds can be effectively oxidized, regardless of their molecular structure or chemical makeup.
• Residence Time and Dwell Time: RTOs provide sufficient residence time and dwell time for the exhaust gas within the oxidizer. The exhaust gas is directed through a heat exchange system, where it passes through ceramic media beds or heat exchange media. These media beds absorb the heat from the high-temperature combustion chamber and transfer it to the incoming exhaust gas. The extended residence time and dwell time ensure that even complex or less reactive pollutants have enough contact time with the elevated temperature to be effectively oxidized.
• Heat Recovery: RTOs incorporate heat recovery systems that maximize thermal efficiency. The heat exchangers within the RTO capture and transfer heat from the outgoing exhaust gas to the incoming process stream. This heat exchange process helps maintain the high operating temperatures required for effective pollutant destruction while minimizing the energy consumption of the system. The ability to recover and reuse heat also contributes to the RTO’s ability to handle variations in pollutant composition.
• Advanced Control Systems: RTOs employ advanced control systems to monitor and optimize the oxidation process. These control systems continuously monitor parameters such as temperature, flow rates, and pollutant concentrations. By adjusting the operating conditions in response to variations in pollutant composition, the control systems ensure optimal performance and maintain high destruction efficiencies.

In summary, RTOs handle variations in pollutant composition by utilizing a thermal oxidation process, accommodating a wide range of pollutants, providing sufficient residence time and dwell time, incorporating heat recovery systems, and employing advanced control systems. These features allow RTOs to effectively treat emissions with different pollutant compositions, ensuring high destruction efficiencies and compliance with environmental regulations.

How does a regenerative thermal oxidizer work?

A regenerative thermal oxidizer (RTO) is an advanced air pollution control device that operates through a cyclical process to remove volatile organic compounds (VOCs), hazardous air pollutants (HAPs), and other airborne contaminants from exhaust gases. Here’s a detailed explanation of how an RTO works:

1. Inlet Plenum: The exhaust gases containing pollutants enter the RTO through the inlet plenum.

2. Heat Exchanger Beds: The RTO contains multiple heat exchanger beds filled with heat storage media, typically ceramic materials or structured packing. The heat exchanger beds are arranged in pairs.

3. Flow Control Valves: Flow control valves direct the airflow and control the direction of the exhaust gases through the RTO.

4. Combustion Chamber: The exhaust gases, now directed into the combustion chamber, are heated to a high temperature, typically between 1400°F (760°C) and 1600°F (870°C). This temperature range ensures effective thermal oxidation of the pollutants.

5. VOC Destruction: The high temperature in the combustion chamber causes the 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. Heat Recovery: The hot, purified gases leaving the combustion chamber pass through the outlet plenum and flow through the heat exchanger beds that are in the opposite phase of operation. The heat storage media in the beds absorb heat from the outgoing gases, which preheats the incoming exhaust gases.

7. Cycle Switching: After a specific time interval, the flow control valves switch the airflow direction, allowing the heat exchanger beds that were preheating the incoming gases to now receive the hot gases from the combustion chamber. The cycle then repeats, ensuring continuous and efficient operation.

Advantages of a regenerative thermal oxidizer:

RTOs offer several advantages in industrial air pollution control:

1. High Efficiency: RTOs can achieve high destruction efficiencies, typically above 95%, effectively removing a wide range of pollutants.

2. Energy Recovery: The heat recovery mechanism in RTOs allows for significant energy savings. The preheating of incoming gases reduces the fuel consumption required for combustion, making RTOs energy-efficient.

3. Cost-effectiveness: Although the initial capital investment for an RTO can be significant, the long-term operational cost savings through energy recovery and high destruction efficiencies make it a cost-effective solution over the lifespan of the system.

4. Environmental Compliance: RTOs are designed to meet stringent emissions regulations and help industries comply with air quality standards and permits.

5. Versatility: RTOs can handle a wide range of process exhaust volumes and pollutant concentrations, making them suitable for various industrial applications.

Overall, a regenerative thermal oxidizer operates by utilizing heat recovery, high-temperature combustion, and cyclical flow control to effectively oxidize pollutants and achieve high destruction efficiencies while minimizing energy consumption.

editor by CX 2024-03-11