Flash evaporation and freezing united seawater desalination system for thermal power plant
A technology of refrigeration system and flash system, which is applied in the field of thermal power plant flash evaporation combined with frozen seawater desalination system, which can solve the problems of inefficient use of n-butane steam heat, reduced thermal economy of thermal power plants, and difficulty in drinking fresh water directly. Achieve the effect of eliminating the separator and separation process, reducing the pre-cooling process, and improving thermal economy
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[0016] like figure 1 As shown, the present invention is a thermal power plant seawater desalination system that utilizes a flash evaporation method and a freezing method for joint production, which includes a water supply system 1, a multi-stage flash evaporation system 2, a refrigeration system 3, a heat pump system 4 and a thermal power plant thermal system. 5.
[0017] The described water supply system 1 is connected with the multi-stage flash system 2, the refrigeration system 3, and the thermal power plant thermal system 5 through pipelines respectively; 5 connections.
[0018] The water supply system 1 includes a water supply pool 10 , adiabatic cold sea water pipes 11 , cold sea water pumps 12 , cooling water pipes 13 , flash evaporation water pipes 14 , freezing water pipes 15 , and freezing return water pipes 16 . The water supply pool 10 is connected to the seawater through an adiabatic cold seawater pipe 11 , and a cold seawater pump 12 is arranged on the adiabati...
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