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State of the art / Solutions for heat exchanger fouling

Fouling of heat exchangers is a major obstacle for manufacturers who are reluctant to invest in energy efficiency projects that include waste heat recovery. This report presents a state-of-the-art review of the solutions available to combat heat exchanger fouling and improve the performance of heat recovery systems.

The report describes the different types of fouling (particulate, corrosion, biological, chemical reaction), and the technical and economic implications of this phenomenon. Solutions exist to overcome these drawbacks, starting with the methodology for selecting the right exchanger for the industrial proces.

The choice of exchanger is the first part of the solution, provided its correct sizing. The second part of the solution requires the use of technologies that complement the exchanger.

The methodology used to gather information on existing solutions is based on bibliography in the field, supplemented by interviews with innovative technology solution providers in the sector.

Executive summary