Regenerative Thermal Oxidizers (RTO)

A regenerative thermal oxidizer (RTO) is an air pollution control device that destroys VOCs and hazardous air pollutants (HAPs) in industrial exhaust air. By using regenerative heat recovery, it achieves high fuel efficiency, often operating with 95% heat recovery.
RTO Case Studies
RTO Operation
Maintaining an RTO
Selecting an RTO
FAQs
We can evaluate your current oxidizer’s capacity alongside the new process requirements to recommend the best upgrade approach. Options may include adding new heat exchanger media, installing a larger fan, or modifying the burner and combustion chamber to meet destruction needs. For some cases, using a VOC concentrator to reduce pollutant levels before the oxidizer can be an effective solution. Please note that existing equipment may not be sufficient, even with changes or upgrades.
We can evaluate your heat exchanger, whether metal recuperative or ceramic regenerative, to see if upgrading to a more efficient type is possible. Adding a catalyst might also help reduce gas usage. In some cases, replacing the oxidizer with a more efficient system is the best option. We can check our inventory for suitable units or design a custom system tailored to your needs.
The burner provides the heat required to raise the gas stream to the oxidation temperature needed to destroy VOCs.
Using a bake-out feature can help prevent and remove organic compound buildup in the ceramic media, reducing the risk of plugging and maintaining efficient operation. A preheater or recirculation loop are also possible mitigation methods.
The refractory lining insulates the combustion chamber and helps retain heat. If the refractory becomes cracked, worn, or damaged, heat can escape from the chamber, forcing the burner to fire more frequently to maintain temperature. Over time, this increases fuel consumption and can create hot spots that shorten equipment life.
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You can also call Buster at 920-309-0725 or send us an email.


