A peak shaving device and method for igcc power station using air separation system energy storage
A technology of air separation system and power station, which is applied in the direction of gas turbine installation, cold treatment separation, and production of combustible gas. The effect of online power
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[0027] The present invention will be further described in detail below in conjunction with specific embodiments, which are explanations of the present invention rather than limitations.
[0028] Such as figure 1As shown, an IGCC power station peak-shaving device utilizing air separation system energy storage includes a gasifier 2, a synthesis gas purification unit 3, a gas turbine power generation system, a waste heat boiler system and a steam turbine power generation system. The gasifier 2 Required oxygen is provided by air separation system; Described air separation system comprises the air cooling compression system that provides the frequency-variable regulation of cooling air to rectification tower 22, and air is divided into nitrogen and oxygen in rectification tower 22, deposits respectively Liquid nitrogen storage tank 21 and liquid oxygen storage tank 20, liquid oxygen storage tank 20 is connected with oxygen heater 12 through liquid oxygen pump 18, cold box 17, the h...
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