切向燃煤锅炉新型低氮燃烧器的开发

DovelopmentofnewburnerwithlowNOXemissionforatangentiallycoal2firedboilerPAULIDERNJATIN1,KATISAVOLAINEN2,ANTTIHEINOLAIENE2(11;21):,NOX,,50%80%,NOX(NO2)5070mg/MJ,:;Abstract:Inthecaseofwall2firedboilers,verylowNOXemissionshavebeenachievedwithhigh2temperaturereducingflames,whichispossibleusingtheflamestabilizingtechnique.Nowthisprinciplehasalsobeenappliedtotangentiallyfiredboilers.Thistechnology,combinedwiththeover2fireairsystem,haspotentialforhighNOXreductionandstilllowunburnedcarboninflyash.Burnershascapabilitytoachieve5080%NOXreductionanditispossibletoachieveNOXvalues5070mg/MJ(NO2)inactualboilers.Thistechnologyisapplyingnotonlytohardcoalfiredpowerplants,buttodayalsotolignitefiredpowerplants.Keywords:low2NOX2burner;biomass:TM621.2:B:1009-4032(2001)02-0049-06110(),,,BabcockHitachi()1,11;2,,22.1RI-JET(RI-JET),9420016172©1995-2005TsinghuaTongfangOpticalDiscCo.,Ltd.Allrightsreserved.RI-JET(RI)1,,(OFA,),NOX,,,NOX(12m)(2)2RI-JET1,,,;,NOX,RI-JET1,,,,5%,3199623MWHuterValley,1.6,()1.5%60%74m(SRBNR)0.80.9RI-JET,SRBNR=0.8,NOX30mg/MJ(NO2,),NOX,NOX,NOX,,NOXRI-JET,NOX2.2RI-JET250,43RI-JET0520016172©1995-2005TsinghuaTongfangOpticalDiscCo.,Ltd.Allrightsreserved.,Ardemus(O2CONOX)SOL2VO(OFA)42.2.1Naantali,3315MW,,420t/h,(HP18.0MPa,530,LP4.2MPa,540)3,12OFARI-JET,CE,,RI-JET,,NOX170mg/MJ,5%2.2.2Detmarovice,4540MW,650t/h(HP18.0MPa,540,LP3.6MPa,540)419941,,31995199716RI-JETOFA,,NOX230mg/MJ,(150mg/MJ):NOX150mg/MJ,3.5%2.2.3CracowCracow,4330MW(420t/h),,4,19961,,1997216RI-JET4OFA():NOX160mg/MJ,5%2.2.4Siekierki,11(180330MW),,1998,2330MW(380t/h430t/h)RI-JET16RI-JET4OFA,,,,NOX160mg/MJ,5%,Siekierki1,180MW(230t/h),12RI-JET4OFA20022.2.5IasiSuceavaIasiSuceava2,2330MW(420t/h),,,RI-JET(16),,,NOX,152001PAULIDERNJATIN:2©1995-2005TsinghuaTongfangOpticalDiscCo.,Ltd.Allrightsreserved.200mg/MJ,OFA41999200032000,120013NOX,NOX,5RI-JETNOX70%80%,Naantali3,50%,NOX,,NOX,IasiSuceavaOFA,NOX5NOX,,,,,,,NOX,RI-JET/Naantali,(FR=1.5),Detmarovice,5CracowSiekierkiNOX,(SRBNR=0.9)NOX(SRBNR=1.05),SRBNR=0.9,,NOX,70mg/MJ4,,42,,,,CFD(),:(),5(NR-LE)5.1,(20%50%),,,(8001000),,,8%15%,7%12%,,,,,NOX,,,24m,,60%100%,2520016172©1995-2005TsinghuaTongfangOpticalDiscCo.,Ltd.Allrightsreserved.65.2,NR-LE(NOXRe2duction-LoadExtension),,,1NOXOFA()NOX,,42;OFA65.3NR-LENR-LE,BabcockKure3100t7,NR-LE7100%50%NR-LE,,50%50%352001PAULIDERNJATIN:2©1995-2005TsinghuaTongfangOpticalDiscCo.,Ltd.Allrightsreserved.(30%40%),NR-LEOFANOX70mg/MJNR-LE8%14%,NR-LE3:,,,20016PF-DCC:;,;,,,,CO2,:(1)CO2;;(2)SO2NOX(3)100%(4)()(5)Naantali3Naantali3,,4%10%Naantali:(1),(2)(),,(3),(),,,,8PF-DCC/Naantali,(8)(56)4520016172©1995-2005TsinghuaTongfangOpticalDiscCo.,Ltd.Allrightsreserved.CaSO4+4COCaS+4CO2(5)CaSO4+COCaO+SO2+CO2(6)CaO+SO2CaS+32O2(7),(5)(6),,,(5)(6),CaO,(7),O2,(8),CaO+SO2+12O2CaSO4(8)(2),,Ca/SSO2,,Ca/S,,SO2,,(3)SO2,,800,,CaO900,CaOCaOSO2,,Ca/S,90%,840900(4)SO2,,,,,Ca/S,NOX:2000210210:(1968-),,,,(54),(,,),,,(RI-BIO)2:(1),;(2),2(CFD)(ARDEMUS),5%30%17,NOX,,,,NOX,50%80%,5070mg/MJ(RI-JET),(NR-LE),:2001204201:PAULIDERNJATIN,,,KATISAVOLAIENE,,,6520016172©1995-2005TsinghuaTongfangOpticalDiscCo.,Ltd.Allrightsreserved.