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The significance of waste heat recovery

Feb 10, 2021

Waste heat refers to the sensible heat and latent heat that have not been rationally utilized in the original design of industrial energy-consuming devices that have been put into operation due to the limitations of history, technology, and ideas. Waste heat refers to the sensible heat and latent heat that have not been rationally utilized in the original design of the energy-consuming devices of industrial enterprises that have been put into operation due to the limitations of historical, technological, and conceptual factors. It includes waste heat of high-temperature exhaust gas, waste heat of cooling medium, waste heat of waste steam and waste water, waste heat of high-temperature products and slag, waste heat of chemical reactions, waste heat of combustible waste gas, waste heat of waste materials, etc. According to the survey, the total waste heat resources of various industries account for about 17% to 67% of their total fuel consumption, and the recyclable waste heat resources are about 60% of the total waste heat resources.