a. Refrigeration: used as a condenser and evaporator.
b. HVAC: Intermediate heat exchangers used in conjunction with boilers, high-rise building intermediate heat exchangers, etc.
plate heat exchanger
c. Chemical industry: caustic soda industry, synthetic ammonia, alcohol fermentation, resin synthesis cooling, etc.
d. Metallurgical industry: Heating or cooling of aluminate mother liquor, cooling of steelmaking processes, etc.
e. Mechanical industry: cooling with various quenching fluids, lubricating oil cooling for reducers, etc.
f. Electric power industry: oil cooling for high-voltage transformers, oil cooling for generator bearings, etc.
g. Paper industry: bleaching process, heat recovery, heating and washing of pulp, etc.
h. Textile industry: cooling of viscose fiber with alkaline solution, boiling nitrocellulose fiber cooling, etc.
i. Food industry: sterilization and cooling of fruit juice, heating and cooling of animal and vegetable oils, etc.
j. Oil and Fat Processing: Soap based drying at atmospheric pressure, heating or cooling various process fluids.
k. Central heating: Heating the waste heat area of the thermal power plant, and heating the water for bathing.
l. Other: petroleum, pharmaceuticals, ships, seawater desalination, geothermal utilization, solar energy utilization.