大容量锅炉四角切圆燃烧时的烟温偏差问题

171Vol.17No.120011PowerSystemEngineeringJan.,20011005006X(2001)01004504TK224.1ADiscussiononGasTemperatureDeviationofLargeBoilerwithTangentialFiringXUXiou-qing,ZengRui-liangAbstract:Thebasicsituationofgastemperaturedeviationisdescribed.Reasonsofthegastemperaturedeviationareanalyzed.Therearefourjetflamesinthefurnaceoflargecapacityboileranditleadstobiggergastemperaturedeviation.Somemeasurestoprotectthebiggertemperatureareproposed.Keywords:tangentialfiring;gastemperaturedeviation300MWABB-CE1(1):1999-09-03,,100084(2)50MW220t/h200MW670t/h(3)(4)ABB-CE17~25(5)ABB-CE46200117(6)(7)qFW/m2H(8)25600MWHG2008/186-M22[1][2](9)300MW1025t/hUP~540~50[3]22.12.2H1.5147[5]40qF4.6106W/m214508m/s216m/s16m/s12m/s[4]4519m/s40qF4.6106W/m2qF2.9106W/m2ABB-CE1725H600MW1#H16.77m3m3(1)1725(2)HqFW/m2(3)(4)[6](5)5050200117CO3000ppmCOCOCO4[1].[D].:1997.[2].[M].:,1994.44347WRPMNOx[7][1],.HG2008/186-M[J].,1996(3).[2],.1025t/h[J].,1997(7).[3].[J].,1994(8).[4],.1025t/h[J].,1997(6).[5].[J].,1995(2).[6].1025t/h[J].,1996(12)[7],.“”[J].,1999(3)