Method for calculating influence quantity of steam turbine cylinder efficiency on heat rate
A calculation method and technology of heat rate, which is applied in the field of calculation of the influence of steam turbine cylinder efficiency on heat rate, can solve problems such as no calculation method, and achieve strong practical value, operability, and accurate energy saving effect
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[0041] To facilitate understanding of the calculation process of the invention, made below to a single reheat, uniaxial, two three-cylinder exhaust, extraction condensing steam turbine, feed water plus high regenerator 3 +1 +4 low oxygen added system, and with a crew TDBFP for the column described.
[0042] The present invention provides a cylinder steam turbine heat rate efficiency amounts calculated influence, specifically comprising the steps of:
[0043] (1) collecting raw data;
[0044]
[0045]
[0046]
[0047]
[0048] (2) a first cylinder unit and the efficiency of the heat rate last calculated; calculating the high pressure cylinder efficiency η 1 , Pressure cylinder efficiency η 2 , Low-pressure cylinder efficiency η 3 , The parameter correction system heat rate and the HR;
[0049] name unit Numerical value High pressure cylinder efficiency % 79.38 Medium pressure cylinder efficiency % 89.34 Low pressure cylinder efficiency % 85.25 ...
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