2005-05-23(1968)(1965)194Vol.19No.4200512DONGFANGDIANQIPINGLUNDec.20051001-9006(2005)04-0207-03(610401)13TM611.31T229.92+9BRenovationonWaste-heatRecoveryBoilerofCombined-cycleGasTurbineUnitCHENWeiLUOCheng(No.2DesignDept.,SichuanBoilerWorks,Chengdu,Sichuan610401)AbstractTheproblemsresultedfromsubstitutinglightdieselwithlow-costheavyoilforcombined-cyclegasturbineunitarelisted,themeasuresforsolutionoftheproblemsandtheeffectsofsuchrenovationarepresented.KeywordsCombined-cycleGasTurbineUnitHeatRecoveryBoilerRenovationPG6531B1#PG6531B703Q377/536-62(8.2)-3.82(0.2)/445(133)15℃62t/h3.82MPa1445℃53t/h20025307t/h11.11.21.322.17800mm×3730mm2743161221(1)12081915.51.04.50.8Al161.25FT131mm/℃538542546543/℃449452453457/℃255257257258/℃195194190194/℃170168170172/th-160.360.059.859.02002.6.022002.6.152002.8.012002.9.13/MW12.812.612.512.7/℃542540543539/℃460456459458/℃258255256258/℃190188189190/℃190188189190/th-15452.65252.7/MW11.511.611.911.52002.4.212002.5.012002.5.052002.5.1032772.212.3Ф32×5100%2.42002530233(1)(2)(3)[1].[M].2000.[2].[J]..1995,(5).[3].PG9171E[J].,1998,(4).[4].PG9171E[J].,2001,(3).4209