Basic Info.
Model NO.
RTO
Typ
Environmental Monitoring Instrument
Main Function
Waste Gases Removal
Application
Chemical Industry
Brand
Raidsant
Clean Efficeincy
99.8%
Condition
New
Trademark
Raidsant
Transport Package
Film Wrapped
Origin
ZheJiang China
Product Description
HangZhou Raidsant Machinery Co.;,; Ltd.; is majored in developing and manufacturing innovativepowder cooling pelletizing machinery and related industrial waste gas treatment machine.; With nearly 20 years’ production history,; we have a good market in more than 20 provinces in China,; and some of our products were exported to Saudi Arabia,;Singapore,;Mexico,; Brazil,;Spain,; America,; Russia and Korea,; etc.;
Specifications:;
* More compact than the existing facilities
* Low-operation costs
* Long lifespan of facilities
* No changes in pressure
Purpose:;
Energy-saving system that burns volatile organic compound (VOC); and waste gas by using heat,; and it collects over 99.;8% of waste heat of exhaust gas by using ceramic regenerative materials (catalyst); with large surface area and low-pressure loss.;
Applications:;
1.; Painting drying process
2.; metal printing process
3.; fiber drying process
4.; adhesive tape process
5.; waste treatment process
6.; semiconductor manufacturing process
7.; smoke,; confectionary and baking process
8.; petrochemical process,;
9.; medicine and food manufacturing process,;
10.; other VOC generating process
Merits:;
* More compact than the existing facilities
* No changes in pressure
* High-heat recovery rate (over 95%);
* Perfect VOC treatment (over 99.;8%);
* Long lifespan of facilities
* Low-operation costs
* Able to be manufactured in circle or quadrangle
General Descriptions and Features:;
1.; Operating principle
Operation method that continuously changing discharges by rotating the Rotary Valve
2.; Process Pressure Change
No pressure change because wind direction changes in order by the Rotary Valve rotation
3.; Investment Costs
Around 70% of Bed Type
4.; Installation Space
It is single vessel so it is compact and requires less installation space.;
5.; Maintenance
It is easy to maintain it because Rotary Valve is the only 1 moving part.;
Rotary Valve’s sealing part is rarely worn out because it rotates at low speed.;
6.; Stability
No risks in the process because it is always opened even when the Rotary Valve has troubles.;
7.; Treatment Efficiency
Treatment efficiency maintains because sealing part is rarely worn out even if it is operated for a long time.;
Address: No.3,Zhenxin Middle Road, Economic Development Zone,HangZhou,ZheJiang
Business Type: Manufacturer/Factory, Trading Company
Business Range: Chemicals, Electrical & Electronics, Manufacturing & Processing Machinery, Security & Protection
Management System Certification: ISO 9001
Main Products: Pelletizer, Flaker, Pastillator, Granulator, Chemical Pelletizer, Vocs
Company Introduction: HangZhou Raidsant Machinery Co., Ltd. ., previously called HangZhou Xinte Plastic Machinery Factory is majored in producing innovative plastic recycling machinery. With nearly 20 years′ experience, we have a good market in 20 provinces in China, and some of our products were exported to Indonesia, Russia and Vietnam, etc. Our main products include DZ Type Pastillator, waste tire recycling line, Big Calibre Plastic Pipe shredders recycling line, continuous annealing tin-coation machine, QX type PET, PE & hull washing line, SDP double rails plastic recycling crusher, SJ hot cutting granule making unit, PVC tube (cinquefoil) product line, PVC Odd-shaped material product line for door and window, granule product line in water and Shredder for plastics and recycling. We acquired 5 technical patents.
Our corpotation lays emphsis on thchnical reconstruction, imports advanced technology from home and abroad, and develops new products constantly. Our tenet is challenging for hight quality, offering the best products. We are making efforts to realize our slogan. Satisfying our customers is our everlasting pursuit.
We are looking for the oversea customers or agents. If you are interested in our proposal, please let us know which of our products is the most likely to appeal to you or your customers. We should be very grateful if you give us some ideas of the marketprospects for our products. We hope to hear favorable information from you soon! It is our goal that we wish we could buid a good relationship with you now or in the near future. Please do not hesitate to contact us if you have any question or request.
We also sincerely welcome you to our company to discuss business and negotiate with us. For further expanding our market and customers, our company welcomes customer from domestic and aboard in an new-brand gesture on the basis of full-new mangement conception—quality, honour, service. We are looking for ISO 90001 mangement quality system to meet with our customers requirement!
Are regenerative thermal oxidizers suitable for controlling particulate matter emissions?
Regenerative thermal oxidizers (RTOs) are primarily designed for the destruction of volatile organic compounds (VOCs) and hazardous air pollutants (HAPs). While RTOs are highly effective in treating gaseous pollutants, they are not specifically designed for controlling particulate matter emissions.
Here are some key points to consider regarding the suitability of RTOs for controlling particulate matter emissions:
- Particulate Matter (PM) Removal Mechanism: RTOs primarily operate based on the thermal oxidation of pollutants. They rely on high temperatures to break down and destroy gaseous pollutants, but they do not have a dedicated mechanism for capturing and removing particulate matter. The design of RTOs does not incorporate features such as filters or electrostatic precipitators that are commonly used for effective particulate matter control.
- Limited Particulate Matter Destruction: While RTOs can provide some incidental removal of fine particulate matter through mechanisms like thermal decomposition and agglomeration, the removal efficiency for particulate matter is generally low compared to dedicated particulate control devices. The focus of RTOs is primarily on the destruction of gaseous pollutants rather than the capture and removal of particulates.
- Supplementary Particulate Control: In certain cases, supplementary particulate control devices may be integrated with RTOs to address particulate matter emissions. These devices, such as bag filters or electrostatic precipitators, can be installed downstream of the RTO to capture and remove particulates. This combination of an RTO with a separate particulate control device can help achieve comprehensive air pollution control for both gaseous pollutants and particulate matter.
- Consideration of Particulate Characteristics: When evaluating the suitability of RTOs for a specific application involving particulate matter emissions, it is crucial to consider the characteristics of the particulates, such as size, composition, and concentration. RTOs may be more effective in controlling certain types of coarse particulates compared to fine or ultrafine particulate matter.
- Alternative Technologies: For industries with significant particulate matter emissions, other air pollution control technologies specifically designed for particulate removal, such as fabric filters (baghouses), electrostatic precipitators, or wet scrubbers, may be more suitable and efficient.
In summary, while regenerative thermal oxidizers are highly effective for the destruction of gaseous pollutants, they are not specifically designed for controlling particulate matter emissions. If particulate matter control is a significant concern, supplementary particulate control devices or alternative technologies should be considered to ensure comprehensive air pollution control.
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.
What are the key components of a regenerative thermal oxidizer?
A regenerative thermal oxidizer (RTO) typically consists of several key components that work together to achieve effective air pollution control. The main components of an RTO include:
- 1. Combustion Chamber: The combustion chamber is where the oxidation of the pollutants takes place. It is designed to withstand high temperatures and house the ceramic media beds that facilitate heat exchange and VOC destruction. The combustion chamber provides a controlled environment for the combustion process to occur efficiently.
- 2. Ceramic Media Beds: Ceramic media beds are the heart of an RTO. They are filled with structured ceramic materials that act as a heat sink. The media beds alternate between the inlet and outlet sides of the RTO, allowing for efficient heat transfer. As the VOC-laden air passes through the media beds, it is heated by the stored heat from the previous cycle, promoting combustion and VOC destruction.
- 3. Valves or Dampers: Valves or dampers are used to direct the airflow within the RTO. They control the flow of the process air and the direction of the exhaust gases during the different phases of operation, such as the heating, combustion, and cooling cycles. Proper valve sequencing ensures optimal heat recovery and VOC destruction efficiency.
- 4. Burner System: The burner system provides the necessary heat to raise the temperature of the incoming process air to the required combustion temperature. It typically uses natural gas or another fuel source to generate the heat energy needed for the destruction of VOCs. The burner system is designed to provide stable and controlled combustion conditions within the RTO.
- 5. Heat Recovery System: The heat recovery system enables energy efficiency in an RTO. It captures and preheats the incoming process air by utilizing the heat energy from the outgoing exhaust stream. The heat exchange occurs between the ceramic media beds, allowing for significant energy savings and reducing the overall operating costs of the RTO.
- 6. Control System: The control system of an RTO monitors and regulates the operation of various components. It ensures proper valve sequencing, temperature control, and safety interlocks. The control system optimizes the performance of the RTO, maintains the desired destruction efficiency, and provides necessary alarms and diagnostics for efficient operation and maintenance.
- 7. Stack or Exhaust System: The stack or exhaust system is responsible for releasing the treated and cleaned gases into the atmosphere. It may include a stack, ductwork, and any necessary emission monitoring equipment to ensure compliance with environmental regulations.
These key components work together in a coordinated manner to provide efficient air pollution control in a regenerative thermal oxidizer. Each component plays a critical role in achieving high VOC destruction efficiency, energy recovery, and compliance with environmental standards.
editor by CX 2024-04-09