锅炉空气预热器在线水冲洗技术应用

(,524099)[]2600MW,,,,,[];;[]TM621.2[]A[]100623986(2010)0320061202TheApplicationofOnlineWashingTechnologytoAirPreheaterofBoilerFUYong2qiang(GuangdongZhongyueEnergyCo.,Ltd.,ZhanjiangGuangdong524099,China)[Abstract]InZhanjiangOrimulsionPowerPlant2600MWunitsduringoperationoftheboilertheseriousashcloggingphenomenionoccurredattheairpreheater,whichseriouslyaffectedthesafeoperationofgenera2tingunits,inordertoavoiddowntimeandreducethecostofrunningtheonlinewashingtechnologyforairpre2heaterwasdeveloped,whichenhancedthesafetyofoperation.[Keywords]Orimulsion;airpreheater;onilnewashing12600MW,,:12006,22007,2007,DG2030/17.4-I(1),400,,,1400,,,,2,,[]2010204201[](1974-),,,1130%,,,2,,(0.5r/min),6010016Vol.343Jun.2010343201062/3200718,1,,,,(0.8MPa,1.10MPa),300MW,2700Pa,,,44.1,200220MW,,A,1A,A,BA,A80,AA,AA,,,A4.2,,,,(5080),,,5/min/,,,,,,,,,,,,,,,,,,,,,,;,,,,,5/min,,,,,(0.5r/min),,4.3,,,,18002700Pa,,,8001000Pa,,,2634320106Vol.343Jun.2010