(修正曲线全是直线)运行条件变化对锅炉效率的修正

201Vol.20No.120041PowerSystemEngineeringJan.,20041005-006X(2004)01-0019-02121.2.HG-2008/17.4-YMΔhTK227ACorrectionforBoilerEfficiencyfromVariationofOperationConditionYANGZhi-yong,LIUYinAbstract:Aimingat2008t/hboiler,itispresentedthathowsuchconditionsascoalgrade,feed-watertemperature,airtemperaturearecorrectedtodesignconditionwhenvariationduringboilerperformancetest.Therelativecorrectioncurvesaregiven.Theefficiencycorrectedtothatunderdesignconditionisboilerefficiencymeasuredactuallyplusestheefficiencycorrectionvaluefoundfromcurves.Keywords:boilerefficiency;correctioncurve;performancetest;variation1(1)1(2)2(3):2003-06-192363003123/%/%/%/kcalkg-1/%/%202004202121Car/%47.6256.30Har/%3.013.48Oar/%8.7710.35Nar/%0.880.92Sar/%0.470.51Aar/%26418.95War/%13.2510.00Vdaf/%384140.20Qnet.ar/kJkg-1179811672.6215802TRL/th-1272.5230.51.21.2/th-12229.92216.2/th-120272030/th-1409.9263.5/222.3155.2/th-1153.6344.1/%25.156.14/124.9140.6/%94.03493.30222.3155.256.14%25.1%88%80%443+6.1+2.8552023.523.520665=+Δh//%/%/%//