Regenerative Thermal Oxidizer for Printing

Printing industry is one of the most significant contributors to air pollution due to the release of volatile organic compounds (VOCs) during the printing process. Regenerative Thermal Oxidizer (RTO) is an efficient air pollution control technology that is commonly used to reduce VOCs emissions in the printing industry. In this article, we will discuss the different aspects of RTO for printing, its benefits, and how it works.

Qu'est-ce qu'un oxydateur thermique régénératif ?

• RTO is an air pollution control technology that uses high temperatures to oxidize VOCs into carbon dioxide and water vapor.
• RTO consists of a combustion chamber, a heat exchanger, and a ceramic bed that acts as a heat sink.
• During the operation of RTO, the VOC-laden air stream is heated to a temperature of about 760¡ãC and passed through the combustion chamber.
• The VOCs are oxidized in the combustion chamber, and the hot gases are then passed through the heat exchanger to preheat the incoming VOC-laden air stream.
• The preheated air stream is then passed through the ceramic bed where it is cooled down, and the heat is transferred to the ceramic bed.
• The direction of the air flow is then reversed, and the process is repeated, resulting in high thermal efficiency and low operating costs.

Benefits of RTO for Printing

RTO offers several benefits for the printing industry, including:

• RTO is highly effective in reducing VOCs emissions, up to 99% efficiency.
• RTO has low operating costs due to its high thermal efficiency and low energy consumption.
• RTO is a reliable and durable air pollution control technology that requires minimal maintenance.
• RTO can be customized to meet the specific needs of the printing industry, including size and capacity.
• RTO is a safe technology that complies with the environmental regulations and standards.

RTO for Different Printing Processes

RTO can be used in different printing processes, including:

Offset Printing

• Offset printing is a popular printing process used to print books, magazines, and newspapers.
• RTO can effectively reduce the VOCs emissions generated during the offset printing process.
• RTO can be customized to handle different ink types and printing speeds.

Flexographic Printing

• Flexographic printing is a printing process used to print on various substrates, including plastic, metal, and paper.
• RTO can effectively reduce the VOCs emissions generated during the flexographic printing process.
• RTO can be customized to handle different ink types and printing speeds.

Gravure Printing

• Gravure printing is a printing process used to print high-quality images and texts on various substrates.
• RTO can effectively reduce the VOCs emissions generated during the gravure printing process.
• RTO can be customized to handle different ink types and printing speeds.

Conclusion

RTO is an efficient air pollution control technology that can effectively reduce VOCs emissions generated during different printing processes. RTO offers several benefits, including high efficiency, low operating costs, and compliance with environmental regulations. RTO can be customized to meet the specific needs of the printing industry and can handle different ink types and printing speeds. The use of RTO for printing can help to create a safer and cleaner environment.