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11211．0710032．050046300MW、、、。。TK227．3B1009－3230201106－0023－03echnicalEconomicAnalysisonElectro-bagFilterTransformationSchemeHUMan-yin1CHEKai1LIWei2WANGXiu-hong1．SchoolofEnvironmentalScienceandEngineeringNorthChinaElectricPowerUniversityBaoding071003China2．HuadianShijiazhuangThermalPowerPlantShijiazhuang050002ChinaAbstractTakinga300MWelectro-bagfiltertransformationincertainpowerplantasanexamplearelativelyappropriatereformschemeisobtainedthroughthecomparisonamongparameterdesignontologyinvestmentoperationcostoverhaulandmaintenancecostofretrofitscheme．Meanwhilethevaluablereferencestosimilarelectro-bagfiltercompositeprecipitatortransformationareprovided．KeywordsLifeelectro-bagfilterTransformationschemeParameterdesignTechnologyandeconomy02#300MW2。、、、393．4mg/Nm3《》GB13223—2003。、、2011－04－152011－04－281952－．。。。。11．12#300MWB＆WB—1025/18．3—M、、、∏、、。1025t/h540℃18．3MPa278℃3．82MPa/3．66MPa316℃/540℃/。32201161621．21Cy%64．8947．49Hy%2．733．25Oy%2．46．97Ny%0．981．02Sy%1．081．01Ay%21．8237Wy%63．26%11．3523．49%21．8237kJ/kg23874181932SiO2%4948．74Al2O3%35．8842．47TiO2%1．461．46Fe2O3%6．852．75CaO%2．142．28MgO%0．420．6Na2O%2．560K2O%00P2O5%00SO3%1．081．61．32FAA3×45M—2×68—145—A2。3m3/h738124℃135～145m2197．2m/s1．342m2/m3/s50．3m14．5m2×6．8mm400Pa≤196%≥98%97．91%22．147%165－175℃30mg/Nm3≤1200Pa≤2．5%。2．230m214．5m2m。2m、、、。1．1～1．2m3/m2·min。。、、。。80%15．5m2×210．8m2。、。、、。。60%。。2m4220116162443910mm60°。。3。4m3/h21183062118306g/Nm3＜30＜30Pa≤1200≤1200%≤2．5≤2．5%≥99．9≥99．9%≥80≥70%≥99．5≥99．5/4/24/2m2210．8197．2m4．54．5mm400400m2/m3/s14．3315．08cm/s8．358．8m/s1．371．49m2/2942032094m/min1．181．188459648PPS+PTFEPPS+PTFE￠130×8150￠160×81503。。60Pa。5。5630750200230100100kW345．6288kW16711804kW4949kW5050kW2115．62191、7500h0．381586．71643．25602．9624．．53030632．9654．520360400201502815770751．4788．537．137．1。80%、。4、、、。。1．J．．2010455－58．2．3OOMWJ．200958－59．3．J．．2008546－48．4．J．2007374－76．5．J．2009773－75．5220116162