A system for comprehensive cascade utilization of heat recovery and waste heat in thermal power generation
A thermal power generation and waste heat technology, which is applied in preheating, steam generation, feed water heaters, etc., can solve the problems of insufficient heat recovery in the steam-water system, low recovery and utilization rate of waste heat from boiler flue gas and exhaust steam from turbines, etc.
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[0134] The present invention will be further described now in conjunction with accompanying drawing.
[0135] Such as figure 1 Shown, the object of the present invention is, in order to solve existing thermal power generation unit boiler flue gas air reheating (air preheating) deficiency, steam-water system reheating (feed water heating) deficiency and boiler flue gas waste heat and turbine exhaust steam waste heat recovery and utilization To solve the problem of low efficiency, the present invention provides a comprehensive cascade utilization system for heat recovery and waste heat of thermal power generation.
[0136] The present invention provides a comprehensive cascade utilization system for heat recovery and waste heat of thermal power generation, the system includes: air preheater subsystem, main condensate water subsystem, condensate water temperature water supply subsystem, condensate water low temperature water supply subsystem, The flue gas cooling condensate subs...
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