China Professional High Efficiency Regenerative Thermal Oxidizer – Rto for Exhausting Vocs

Basic Info.

Model NO.

RTO

Type

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!

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.

How do regenerative thermal oxidizers handle particulate matter buildup in the system?

Regenerative thermal oxidizers (RTOs) employ various mechanisms to handle particulate matter buildup in the system. Particulate matter, such as dust, soot, or other solid particles, can accumulate over time and potentially affect the performance and efficiency of the RTO. Here are some ways RTOs handle particulate matter buildup:

• Pre-filtration: RTOs can incorporate pre-filtration systems, such as cyclones or bag filters, to remove larger particulate matter before it enters the oxidizer. These pre-filters capture and collect the particles, preventing them from entering the RTO and reducing the potential for buildup.
• Self-Cleaning Effect: RTOs are designed to have a self-cleaning effect on the heat exchange media. During the operation of the RTO, the flow of hot exhaust gases through the media can cause the particles to burn or disintegrate, minimizing their accumulation. The high temperatures and turbulent flow help maintain clean surfaces on the media, reducing the risk of significant particulate buildup.
• Purge Cycle: RTOs typically incorporate purge cycles as part of their operation. These cycles involve introducing a small flow of clean air or gas into the system to purge any residual particulate matter. The purge air helps dislodge or burn off any particles adhering to the media, ensuring their continuous cleaning.
• Periodic Maintenance: Regular maintenance is essential to prevent excessive particulate matter buildup in the RTO. Maintenance activities may include inspecting and cleaning the heat exchange media, checking and replacing any worn-out gaskets or seals, and monitoring the system for any signs of particulate accumulation. Regular maintenance helps ensure optimal performance and minimizes the risk of operational issues associated with particulate matter buildup.
• Monitoring and Alarms: RTOs are equipped with monitoring systems that track various parameters such as pressure differentials, temperatures, and flow rates. These systems can detect any abnormal conditions or excessive pressure drops that may indicate particulate matter buildup. Alarms and alerts can be triggered to notify operators, prompting them to take appropriate action, such as initiating maintenance or cleaning procedures.

It is important to note that the specific strategies employed to handle particulate matter buildup may vary depending on the design and configuration of the RTO, as well as the characteristics of the particulate matter being treated. RTO manufacturers and operators should consider these factors and implement appropriate measures to ensure the effective management of particulate matter in the system.

By incorporating pre-filtration, utilizing the self-cleaning effect, implementing purge cycles, conducting regular maintenance, and employing monitoring systems, RTOs can effectively handle and mitigate particulate matter buildup, maintaining their performance and efficiency over time.

How do regenerative thermal oxidizers handle start-up and shutdown procedures?

Regenerative thermal oxidizers (RTOs) have specific procedures for start-up and shutdown to ensure safe and efficient operation. These procedures are designed to optimize the performance of the RTO and minimize any potential risks. Here is an overview of how RTOs handle start-up and shutdown:

• Start-up Procedure: During start-up, the RTO goes through a series of steps to reach its operating temperature. The start-up procedure typically involves the following stages:
1. Purge Stage: The RTO is purged with clean air or an inert gas to remove any potential flammable or explosive gases that may have accumulated during the shutdown period.
2. Preheat Stage: The RTO’s heat exchangers are preheated using a burner or an auxiliary heat source. This gradually increases the temperature of the heat exchange media (typically ceramic or metallic beds) and the combustion chamber.
3. Heat Soak Stage: Once the heat exchangers reach a certain temperature, the RTO enters the heat soak stage. In this stage, the heat exchangers are fully heated, and the RTO operates in a self-sustaining mode, with the combustion chamber temperature being maintained primarily by the heat released from the oxidation of pollutants in the exhaust gas.
4. Normal Operation: After the heat soak stage, the RTO is considered to be in normal operation mode, where it maintains the desired operating temperature and treats the exhaust gas containing pollutants.
• Shutdown Procedure: The shutdown procedure of an RTO is aimed at safely and efficiently stopping the operation of the system. The procedure typically involves the following steps:
1. Cool Down: The RTO is gradually cooled down by reducing the flow of the exhaust gas and the supply of combustion air. This helps to prevent thermal stress on the equipment and minimize the risk of fires or other safety hazards.
2. Heat Recovery: During the cool-down phase, the RTO may employ heat recovery techniques to capture and utilize the residual heat for other purposes, such as preheating incoming process air or water.
3. Purge: Once the RTO has cooled down sufficiently, a purge cycle is initiated to remove any residual gases or contaminants from the system. This helps to ensure a clean and safe environment for maintenance activities or subsequent start-ups.
4. Complete Shutdown: After the purge cycle, the RTO is considered to be in a fully shut-down state, and it can remain in this state until the next start-up is initiated.

It is important to note that the specific start-up and shutdown procedures for an RTO may vary depending on the design and manufacturer. Manufacturers typically provide detailed guidelines and instructions for operating their specific RTO models, and it is crucial to follow these guidelines to ensure safe and efficient operation.

editor by CX 2024-02-20