China Custom Regenerative Thermal Oxidizer (RTO)

Základní informace.

Model NO.

RTO

Processing Methods

Combustion

Pullution Sources

Air Pollution Control

Ochranná známka

RUIMA

Původ

Čína

Kód HS

84213990

Popis produktu

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

Can a regenerative thermal oxidizer be retrofitted into an existing facility?

Yes, regenerative thermal oxidizers (RTOs) can be retrofitted into existing facilities under certain conditions. Retrofitting an RTO involves integrating the system into the existing infrastructure and process flow of the facility to control emissions from industrial processes. However, the feasibility of retrofitting an RTO depends on several factors related to the facility and the specific requirements of the application.

Here are some considerations for retrofitting an RTO into an existing facility:

• Space Availability: RTOs typically require a significant amount of physical space for installation. It’s important to assess whether the facility has adequate space to accommodate the size and layout requirements of the RTO system. This includes considering the space needed for the RTO unit itself, associated ductwork, auxiliary systems, and access for maintenance.
• Process Integration: Retrofitting an RTO involves integrating the system into the existing industrial process. This integration may require modifications to the process flow, such as rerouting ductwork, adding or modifying exhaust points, or coordinating with existing pollution control equipment. The compatibility of the RTO with the existing process and the ability to seamlessly integrate the system should be evaluated.
• Auxiliary Systems: In addition to the RTO unit, auxiliary systems may be required for effective operation and compliance. These systems can include pre-treatment equipment such as scrubbers or filters, heat recovery units, monitoring and control systems, and stack emissions monitoring equipment. The availability of space and compatibility with existing infrastructure should be considered for accommodating these auxiliary systems.
• Utility Requirements: RTOs have specific utility requirements, such as the need for natural gas or electricity for heating the combustion chamber and operating the control system. The availability and capacity of utilities at the existing facility should be assessed to ensure they can meet the demands of the RTO system.
• Structural Considerations: The structural integrity of the facility should be evaluated to determine if it can support the additional weight of the RTO and associated equipment. This assessment may involve consulting with structural engineers and considering any necessary reinforcements or modifications.
• Regulatory Compliance: Retrofitting an RTO may require obtaining permits and complying with environmental regulations. It is essential to assess the applicable regulations and ensure that the retrofit meets the necessary compliance requirements for emissions control.

It is important to consult with experienced engineering firms or RTO manufacturers who can assess the specific requirements and constraints of the facility. They can provide detailed evaluations, feasibility studies, and design recommendations for retrofitting an RTO into an existing facility. Their expertise can help ensure that the retrofit is successful, cost-effective, and compliant with environmental regulations.

What are the typical construction materials used in regenerative thermal oxidizers?

Regenerative thermal oxidizers (RTOs) are constructed using various materials that can withstand the high temperatures, corrosive environments, and mechanical stresses encountered during operation. The choice of materials depends on factors such as the specific design, process conditions, and the types of pollutants being treated. Here are some typical construction materials used in RTOs:

• Heat Exchangers: The heat exchangers in RTOs are responsible for transferring heat from the outgoing exhaust gas to the incoming process air or gas stream. The construction materials for heat exchangers often include:
• Ceramic Media: RTOs commonly use structured ceramic media, such as ceramic monoliths or ceramic saddles. These materials have excellent thermal properties, high resistance to thermal shock, and good chemical resistance. Ceramic media provide a large surface area for efficient heat transfer.
• Metallic Media: Some RTO designs may incorporate metallic heat exchangers made from alloys such as stainless steel or other heat-resistant metals. Metallic media offer robustness and durability, particularly in applications with high mechanical stresses or corrosive environments.
• Combustion Chamber: The combustion chamber of an RTO is where the oxidation of pollutants takes place. The construction materials for the combustion chamber should be able to withstand the high temperatures and corrosive conditions. Commonly used materials include:
• Refractory Lining: RTOs often have refractory lining in the combustion chamber to provide thermal insulation and protection. Refractory materials, such as high-alumina or silicon carbide, are chosen for their high-temperature resistance and chemical stability.
• Steel or Alloys: The structural components of the combustion chamber, such as the walls, roof, and floor, are typically made of steel or heat-resistant alloys. These materials offer strength and stability while withstanding the high temperatures and corrosive gases.
• Ductwork and Piping: The ductwork and piping in an RTO transport the exhaust gas, process air, and auxiliary gases. The materials used for ductwork and piping depend on the specific requirements, but commonly used materials include:
• Mild Steel: Mild steel is often used for ductwork and piping in less corrosive environments. It provides strength and cost-effectiveness.
• Stainless Steel: In applications where corrosion resistance is crucial, stainless steel, such as 304 or 316 grades, may be used. Stainless steel offers excellent resistance to many corrosive gases and environments.
• Corrosion-Resistant Alloys: In highly corrosive environments, corrosion-resistant alloys like Hastelloy or Inconel may be employed. These materials provide exceptional resistance to a wide range of corrosive chemicals and gases.
• Insulation: Insulation materials are used to minimize heat loss from the RTO and ensure energy efficiency. Common insulation materials include:
• Ceramic Fiber: Ceramic fiber insulation offers excellent thermal resistance and low thermal conductivity. It is often used in RTOs to reduce heat loss and improve overall energy efficiency.
• Mineral Wool: Mineral wool insulation provides good thermal insulation and sound absorption properties. It is commonly used in RTOs to reduce heat loss and enhance safety.

It is important to note that the specific materials used in RTO construction may vary depending on factors such as the process requirements, temperature range, and corrosive nature of the gases being treated. Manufacturers of RTOs typically select appropriate materials based on their expertise and the specific application.

Are regenerative thermal oxidizers environmentally friendly?

Regenerative thermal oxidizers (RTOs) are considered environmentally friendly air pollution control devices due to several reasons:

• High Efficiency in Pollutant Destruction: RTOs are highly efficient in destroying pollutants, including volatile organic compounds (VOCs) and hazardous air pollutants (HAPs). They typically achieve destruction efficiencies exceeding 99%. This means that the vast majority of harmful pollutants are converted into harmless byproducts, such as carbon dioxide and water vapor.
• Compliance with Emission Regulations: RTOs help industries comply with stringent air quality regulations and emission limits set by environmental agencies. By effectively removing pollutants from industrial exhaust streams, RTOs help reduce the release of harmful substances into the atmosphere, contributing to improved air quality.
• Minimal Secondary Pollutant Formation: RTOs minimize the formation of secondary pollutants. The high temperatures within the combustion chamber promote the complete oxidation of pollutants, preventing the formation of uncontrolled byproducts, such as dioxins and furans, which can be more harmful than the original pollutants.
• Energetická účinnost: RTOs incorporate heat recovery systems that improve energy efficiency. They capture and utilize the heat generated during the oxidation process to preheat the incoming process air, reducing the energy requirements for heating. This energy recovery feature helps minimize the overall environmental impact of the system.
• Reduction of Greenhouse Gas Emissions: By effectively destroying VOCs and HAPs, RTOs contribute to the reduction of greenhouse gas emissions. VOCs are significant contributors to the formation of ground-level ozone and are associated with climate change. By eliminating VOC emissions, RTOs help mitigate the environmental impact associated with these pollutants.
• Applicability to Various Industries: RTOs are widely applicable across different industries and processes. They can handle a wide range of exhaust volumes, pollutant concentrations, and variations in gas composition, making them versatile and adaptable to various industrial applications.

While RTOs offer significant environmental benefits, it’s important to note that their overall environmental performance depends on proper design, operation, and maintenance. Regular inspections, maintenance, and adherence to manufacturer’s guidelines are crucial to ensuring the continued effectiveness and environmental friendliness of RTOs.

editor by Dream 2024-05-15