Basic Info.

Model NO.

Amazing DTO



High Efficiency


Less Maintenance


Easy for Operation


Energy Saving




Transport Package

Overseas Wooden





HS Code


Product Description

DTO system:

The full name of DTO is that the direct-fired thermal oxidation CZPT , compared with the catalytic combustion and regenerative thermal oxidation furnace,  its equipment investment is less . DTO system can be designed for the entire incineration system as well as the new air system, which is more suitable for production characteristics of coating units  for building materials plate. 

Feature of DTO:

1. lower initial investment cost of equipment, so that the investment refund period shortened
2. for high concentrations of VOC gas, the treatment efficiency can reach to 98%.
3. for the entire incineration system, effectively reduce the unit energy consumption.
4. The cost of equipment maintenance in post period is higher
5. it is suitable for ordinary building materials production and influenced by the impact of particles in the paint

Direct fired thermal oxidizer, direct fired thermal oxidizer, direct fired thermal oxidizer,  Thermal Oxidizer, Thermal Oxidizer, Thermal Oxidizer, oxidizer, oxidizer, oxidizer, incinerator, incinerator, incinerator, waste gas treatment, waste gas treatment, waste gas treatment, VOC treatment, VOC treatment, VOC treatment, 

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.

regenerative thermal oxidizers

What is the cost of installing a regenerative thermal oxidizer?

The cost of installing a regenerative thermal oxidizer (RTO) can vary significantly depending on several factors. These factors include the size and capacity of the RTO, the specific requirements of the application, site conditions, and any additional customization or engineering needed. However, it’s important to note that RTOs are generally considered a significant capital investment due to their complex design and high-performance capabilities.

Here are some cost considerations associated with installing an RTO:

  • RTO Size and Capacity: The size and capacity of the RTO, typically measured in terms of exhaust flow rate and pollutant concentration, are important cost factors. Larger RTOs capable of handling higher exhaust volumes and pollutant concentrations generally have higher upfront costs compared to smaller units.
  • Engineering and Customization: The engineering and customization requirements for integrating the RTO into the existing industrial process can impact the installation cost. This includes factors such as ductwork modifications, electrical connections, and any necessary process integration to ensure proper functioning of the RTO within the overall system.
  • Site Preparation: The site where the RTO will be installed may require preparation to accommodate the equipment. This can involve constructing foundations, providing adequate space for the RTO and associated components, and ensuring proper access for installation and maintenance.
  • Auxiliary Systems and Equipment: In addition to the RTO itself, there may be auxiliary systems and equipment required for effective operation. This can include pre-treatment systems, such as scrubbers or filters, heat recovery units, monitoring and control systems, and stack emissions monitoring equipment. The cost of these additional components should be considered in the overall installation cost.
  • Installation Labor and Equipment: The cost of labor and equipment required for the installation process, including crane services and specialized contractors, should be factored into the overall cost. The complexity of the installation and any specific site challenges can influence these costs.
  • Permits and Compliance: Obtaining necessary permits and complying with regulatory requirements can involve additional costs. This includes fees for environmental permits, engineering studies, emissions testing, and compliance documentation.

Due to the many variables involved, it is challenging to provide a specific cost range for installing an RTO. It is recommended to consult with reputable RTO manufacturers or engineering firms, who can assess the specific requirements of the application and provide detailed cost estimates based on the project scope.

regenerative thermal oxidizers

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.

regenerative thermal oxidizers

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 2023-09-04