300MWW火焰锅炉运行特性研究

300MWW(,200093):W,(),,,,,:W;;;:TK22:B:100129529(2003)0420025204Studyofoperationperformanceof300MWboilerwithWshapeflameCHENGZhi2hai(PowerEngineeringInstitute,Science&EngineeringUniv.ofShanghai,Shanghai200093,China)Abstract:Theloadperformanceofthe300MW’W’flameboilerwasanalyzedandtheproblems,particularlytheseriousslaggingandsootinginfurnaceexistedwhileburninganthracitecoalwerefound.Thekeyreasonforsootingandslaggingproblemsisduetothehighfurnaceheatflux,theinfluenceofairflowdynamicfieldinthefurnaceandtheunreasonableratioofprimaryandsecondaryair.Thekeypointsforsolvingtheproblemsare:improvingtheprecisionofcombustiondebugging,theoperationmodeofboilercombustionandtheboiler’sconformabilityduringloadfluctuationandcoalqualityvariation.Keywords:Wflameboiler;loadfluctuation;boilerairmatching;coalpowerfinenessSTATCOM,,STATCOM:[1],,,.GTO20MvarSTATCOM1[J]12000,24(23):192231[2]1SUCöSTATCOM[D]1:,2002:172191[3]1[D].:,1997:701:2002212203:(19792),,,FACTS34B&W1025ö18.3öM,1025töh(330MW),1617MPa,150MW(50%MCR),,,,,,,1W,,R908%4212m,21m,814m,1516m,952415m3,295138103kJöm3h,16106kJöm2h,4MG380ö650J,16440töh,;YJF212,2003425(0216)©1995-2005TsinghuaTongfangOpticalDiscCo.,Ltd.Allrightsreserved.,1250römin,12töh;447h11AABA1A2A3A4BABB1B2B3B4CCDC1C2C3C4DCDD1D2D3D416,1,,112töh2211(4550)m3öh,450500Pa,(24),,,35%MCR300,;,,,115ömin,3450%MCR,,343,20MW32126MWömin,AGC3MWömin,,,,,,,,,,50MW,10MW,R903%5%,,,,,,,10MWömin,,21313199919200113Q,P,MW12113(1),,W210220MW290300MW(2)230MW260280MW,,,(3),,,214(1),,26(0217)20034©1995-2005TsinghuaTongfangOpticalDiscCo.,Ltd.Allrightsreserved.,,,,(2),,,;,,,,,,,,,,,,,(3),,,;,,,,,,,3,,,(R908%),R90=8%1018%,12h,;R90=3%415%,3040min,,,3050,,,8%,,,343,,34,32000,,44,2,,467m,70100cm,:(1),,1620(2),,,,,,,,,,,,,,,(3),,,,,,,,4,4,:(1),,(2),,3,22003427(0218)©1995-2005TsinghuaTongfangOpticalDiscCo.,Ltd.Allrightsreserved.(3),,,,,13%5%,2030MW5W,,2,,511,,;2öms-12012412224134311ö%59161216161019,,,,,;,512,34,2(a)(b)3290MW180MW,,Q,O2,f22(1)[1],,,,,(2),,(),,,,,,,251334,,,,,,,,,,,,,[1]:[1]1[J]111999(8)1:2002210230:(19762),,,,28(0219)20034©1995-2005TsinghuaTongfangOpticalDiscCo.,Ltd.Allrightsreserved.