Wide load high-pressure steam supply system
A steam supply system and load technology, applied in the direction of steam generation, feed water heater, preheating, etc., to achieve the effect of solving insufficient heating capacity, ensuring economical operation, and broadening the load range of the unit
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[0014] The substantive content of the present invention will be specifically described below with reference to the accompanying drawings and embodiments, but this does not limit the protection scope of the present invention.
[0015] like figure 1 A wide-load high-pressure steam supply system is shown, including a steam turbine high-pressure cylinder and No. 1, No. 2, No. 3 high-pressure heaters, and the high-pressure cylinders are respectively connected with No. Each extraction pipeline is provided with a check valve and an electric valve; the extraction pipeline used to connect the high-pressure cylinder of the steam turbine with the No. 1 high-pressure heater is also provided with an external steam supply pipeline; the No. 1 high-pressure heater is provided with water supply The bypass and the feedwater bypass of No. 2 high-pressure heater, the two feedwater bypasses are respectively provided with flue gas heat exchangers, the feedwater bypasses on both sides of the flue ga...
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