Informações básicas.
Modelo NO.
RTO
Processing Methods
Combustion
Pullution Sources
Air Pollution Control
Marca registrada
RUIMA
Origem
China
Código HS
84213990
Descrição do produto
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
Como os oxidantes térmicos regenerativos se comparam aos oxidantes catalíticos?
Os oxidadores térmicos regenerativos (RTOs) e os oxidadores catalíticos são tecnologias eficazes usadas para controlar as emissões atmosféricas de processos industriais. Embora sirvam a um propósito semelhante, há diferenças significativas em sua operação, eficiência e aplicabilidade.
Aqui está uma comparação entre os RTOs e os oxidantes catalíticos:
Oxidadores térmicos regenerativos (RTOs) | Oxidantes catalíticos |
---|---|
Operação: | Operação: |
Os RTOs realizam o controle de emissões por meio da combustão em alta temperatura sem o uso de um catalisador. Eles se baseiam no processo de oxidação térmica, em que os VOCs e outros poluentes no gás de escape são oxidados em altas temperaturas (normalmente entre 1.400°F e 1.600°F) na presença de excesso de oxigênio. | Os oxidadores catalíticos utilizam um catalisador (geralmente um metal precioso, como platina, paládio ou ródio) para facilitar a oxidação de COVs e outros poluentes em temperaturas mais baixas em comparação com os RTOs. O catalisador reduz a energia de ativação necessária para a reação de oxidação, permitindo que ela ocorra em temperaturas mais baixas (em torno de 600°F a 900°F). |
Eficiência: | Eficiência: |
As RTOs são conhecidas por sua alta eficiência térmica. Elas utilizam um sistema de trocador de calor regenerativo que recupera e transfere o calor dos gases de escape tratados para os gases de entrada não tratados, reduzindo significativamente o consumo de combustível. Esse mecanismo de recuperação de calor torna as RTOs eficientes em termos de energia. | Os oxidantes catalíticos geralmente são mais eficientes em termos de energia do que os RTOs porque operam em temperaturas mais baixas. O catalisador facilita a reação de oxidação, permitindo que ela ocorra em temperaturas mais baixas, o que reduz a necessidade de energia para aquecer o gás de escape. |
Aplicabilidade: | Aplicabilidade: |
Os RTOs são especialmente adequados para aplicações em que as concentrações de poluentes são altas ou em que há uma grande variação nas taxas de fluxo ou nas concentrações de poluentes. Eles são comumente usados para o controle de compostos orgânicos voláteis (VOCs) e poluentes atmosféricos perigosos (HAPs) em vários setores, incluindo fabricação de produtos químicos, impressão, revestimento e produtos farmacêuticos. | Os oxidantes catalíticos geralmente são preferidos em aplicações em que as concentrações de poluentes são relativamente baixas e constantes. Eles são eficazes para o controle de VOC em aplicações como pintura automotiva, impressão e processamento de alimentos, em que as concentrações de VOC podem ser menores e mais consistentes. |
Limitações: | Limitações: |
Os RTOs têm custos de capital mais altos em comparação com os oxidantes catalíticos devido ao seu projeto complexo e ao sistema de recuperação de calor. Eles também têm uma temperatura operacional mais alta, o que pode limitar sua aplicabilidade em determinados processos ou exigir sistemas adicionais de recuperação de calor. | Os oxidantes catalíticos podem ser sensíveis a venenos ou contaminantes no gás de escape que podem desativar ou degradar o catalisador com o tempo. Certos compostos, como enxofre, silicones ou compostos halogenados, podem potencialmente envenenar o catalisador, reduzindo sua eficácia e exigindo a substituição ou regeneração periódica do catalisador. |
Ao escolher entre um RTO e um oxidante catalítico, é essencial considerar os requisitos específicos da aplicação, incluindo concentrações de poluentes, taxas de fluxo, requisitos de temperatura e considerações de custo. Consultar profissionais de engenharia ambiental ou fabricantes de equipamentos pode ajudar a determinar a tecnologia mais adequada para uma necessidade específica de controle de emissões.
Are regenerative thermal oxidizers suitable for controlling emissions from printing presses?
Yes, regenerative thermal oxidizers (RTOs) can be suitable for controlling emissions from printing presses. Printing presses can emit volatile organic compounds (VOCs) and other air pollutants during the printing process, which need to be properly controlled to comply with environmental regulations and ensure air quality. Here are some key points regarding the suitability of RTOs for controlling emissions from printing presses:
- Controle de emissões: RTOs are designed to achieve high destruction efficiencies for VOCs and hazardous air pollutants (HAPs). These pollutants are oxidized within the RTO at high temperatures, typically above 95% efficiency, converting them into carbon dioxide (CO2) and water vapor. RTOs effectively control and reduce emissions from printing presses.
- Compatibility: RTOs can be integrated into the exhaust system of printing presses, capturing and treating the emissions before they are released into the atmosphere. The RTO is typically connected to the exhaust stack of the printing press, allowing the VOC-laden air to pass through the oxidizer for treatment.
- High Flow Rates: Printing presses can generate significant exhaust volumes due to the printing process. RTOs are designed to handle high flow rates and can accommodate the varying exhaust volumes of printing presses. This ensures effective treatment of emissions even during peak production periods.
- Capacidade térmica: RTOs have the thermal capacity to handle the temperature variations in printing press emissions. The printing process can result in varying exhaust temperatures, and RTOs are designed to operate effectively within a wide range of temperature conditions.
- Eficiência energética: As RTOs incorporam sistemas de troca de calor que permitem a recuperação e a reutilização da energia térmica. Os trocadores de calor dentro da RTO capturam o calor dos gases de exaustão de saída e o transferem para o fluxo de ar ou gás de entrada do processo. Esse processo de recuperação de calor melhora a eficiência energética geral do sistema e reduz a necessidade de consumo adicional de combustível.
- Conformidade com os regulamentos: Printing press emissions are subject to regulatory requirements for air quality and emissions control. RTOs are capable of achieving the necessary destruction efficiencies and can help printing press operators comply with environmental regulations. The use of RTOs demonstrates a commitment to sustainable practices and responsible management of air emissions.
It is important to note that the specific design and configuration of the RTO, as well as the characteristics of the printing press emissions, should be considered when implementing an RTO for a printing press application. Consulting with experienced engineers or RTO manufacturers can provide valuable insights into the proper sizing, integration, and performance requirements for controlling emissions from printing presses.
In summary, RTOs are a suitable technology for controlling emissions from printing presses, providing high destruction efficiencies, compatibility with printing press exhaust systems, handling high flow rates and temperature variations, energy efficiency through heat recovery, and compliance with environmental regulations.
What is a regenerative thermal oxidizer?
A regenerative thermal oxidizer (RTO) is an advanced air pollution control device used in industrial applications to remove volatile organic compounds (VOCs), hazardous air pollutants (HAPs), and other airborne contaminants from exhaust gases. It operates by using high temperatures to thermally decompose or oxidize the pollutants, converting them into less harmful byproducts.
How does a regenerative thermal oxidizer work?
An RTO consists of several key components and operates through a cyclical process:
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 regenerative thermal oxidizers:
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, regenerative thermal oxidizers are highly efficient and effective air pollution control devices widely used in industries to minimize emissions and ensure environmental compliance.
editor by CX 2024-01-30