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1、? ? ? ? ? ? ? ?NOx? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ?2 0 1 0?NOx? ? ?2 0 0 82 0 0 9?NOx? GB13223-2003?mg/m3? ?1 ?1996 ?12 ?31 ? ? ? ?2 ?1997 ?1 ?1 ?2003 ?12 ?31 ? ? ? ?3 ?2004 ?1 ?1 ? ? ? ? GB 13223-200? ?GB13223-2003? 2003 ?12 ?31 ? ? ? ? ?1 ? 2004 ?1 ?1 ?2009 ?12 ?31 ? ? ? ? ?2 ? ?2010 ?1 ?1 ? ? ?2
2、? ? ? ? ?5 ? ? ?3 ? ? ? ?mg/m3NOx? ? ? ?NOx? ?(SCR) ?(SNCR) ? ? ?NOx? ?NOx? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ?NOx?NOx Reduction System Cost vs Performance Typical 200 MW - Material Cost Only0%10%20%30%40%50%60%70%80%90%100%UNIT TUNINGLNCFS P2LNCFS ILNCFS IILNCFS
3、IIITFS 2000RSCR SYSTEMNOx Reduction SystemsNOx Reduction$0$10$20$30$40$50$60$70$80System Cost, $/KWNOx ReductionCost, $ / KWNOx?200MW-?NOx?NOx?/kw?200MW? ? ? ? ? ? ? ? ? ? ? ? ? ? ?NOx?NOx?NOx? ?IFRF? ? ?Sandia? ? ? Alstom (CE)?( LNCFS IIII )?TFS 2000R ? ? ?MHI?PM? ? ? ?LNCFS III?NOx?430mg/m3?Alstom
4、?NOx?TFS 2000R ?PRB?NOx ?185mg/m3 ? NOx? 308mg/m3?EXISTING WINDBOXLNCFS P2LNCFS LEVEL ILNCFS LEVEL IILNCFS LEVEL IIITFS 2000 RSOFA SOFASOFASOFASOFA SOFASOFASOFAEND AIRVCCOFACCOFAEND AIRCCOFACCOFA COALP2 COALEND AIRP2 COALEND AIREND AIR AUX AIRCFSP2 COALCFSP2 COALP2 COAL COALP2 COALP2 COALP2 COALP2 C
5、OALP2 COAL AUX AIRCFSCFSCFSCFSCFS COALP2 COALP2 COALP2 COALP2 COALP2 COAL AUX AIRCFSCFSCFSCFSCFS COALP2 COALP2 COALP2 COALP2 COALP2 COAL END AIREND AIREND AIREND AIREND AIREND AIRLNCFS Level 3 NOx vs. Unit Size0.000.200.400.600.801.001.2002004006008001000MWeNOx, lb/MBtuPre-RetrofitPost-Retrofit? 90
6、/ 10?NOx ?1300?NO? ? ?NO?NO?15?25%?NOx ?NO?5%?NOx? ?NO?75?80%?NOx?NNO?NNH3NH2NHN2O,H,OHO,H,OHO2,H,OHNH2,NH,NNO?NOx?PDA? SHEFR? ? ? ? ? ? ? ? FG-DVC? FLUENT? +? ? ? ? ? ?0300600900120015000510152025303540NH3 and HCN( ppm)Axial distance from burner(mm)NH3 HCN SR=0.6 NH3 HCN SR=0.7 NH3 HCN SR=0.8NH3 HCN SR=0.903006009001200150001002003004005000500100015002000NO (ppm 6%O2)NO CH4 + C2H6 SR=0.6NO CH4 + C2H6 SR=0.7NO CH4 + C2H6 SR=0.8NO CH4 + C2H6 SR=0.9The concentration of CH4 and C2H6(ppm )Axial
