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40520115AppliedChemicalIndustryVol．40No．5May20112011-02-232011-03-041984－。15950035579E－mail0214040305@163．com14-21501114-UASB。CODcr4000mg/L24h4kg/m3·dCODcr70%。UASB14-X703．1B1671－3206201105－0915－03Studyontheanaerobicbiodegradabilityof14-butanediolwastewaterCHENYun-xiangYANGHai-liangLINingJIANGJing-dongMASan-jianInstituteofEnvironmentalProtectionApplicationTechnologySuzhouUniversityofScienceandTechnologySuzhou215011ChinaAbstractWiththe14-butanediolwastewaterastreatmentobjectfromachemicalplantinShaanxiusingthegranularsludgeinoculationUASBreactoranaerobicbiodegradabilityofthewastewaterwasinvestiga-ted．ResultsindicatedthatwhentheinfluentCODcrwas4000mg/LtheHRTwas24hVLRwas4kg/m3·dCODcrremovalratekeptaround70%．Thereactorisoperatedstable．KeywordsUASB14-butanediolanaerobicbiodegradability14-、、、、。14-114-、CODcr4502mg/LCODcr176mg/LCODcr96%。14-。14-UASBUASB14-。11．1、、、、14-14-1。114-Table114-ButanediolwastewaterqualityCODcr/mg·L－1pHTP/mg·L－1NH+4-N/mg·L－1CaCO3/mg·L－1/mg·L－1839412～130．0312．5872010PHS-3HpHAUY-120UASB90mm700mm80mm3L。1．2IC1/3。45kgVSS/m3。1．31。401Fig．1Flowchartofequipments37±2℃。1．3．1。1．3．2pH12pH7．2。PLCUASB。1．3．33L。、、CODcrpH。1．3．4。22．1、。2。2Fig．2Effectofthereactoroperationduringstart-upphase214d3LCODcr1000mg/LCODcr935mg/L290mg/LCODcr10%80%。14-。2．240d14-CODcr3。3Fig．3Effectofthereactoroperationduringload’sincreasingstage32dCODcr200mg/LCODcr1400mg/L3600mg/LCODcr300mg/L500mg/LCODcr80%。CODcrCODcrCODcr。CODcr14-3600mg/L80%。2．314-CODcr。CODcr4CODcr、5、6。619514-4CODcrFig．4RelationshipbetweentheinfluentCODcrconcentrationandremovalrateinstableoperationstage4CODcr3600～4000mg/LCODcr680mg/L1300mg/LCODcr81%67%。CODcr。5CODcrFig．5RelationshipbetweenreturnwaterandeffluentCODcrconcentration6CODcrFig．6RelationshipbetweenreturnwaterandtheCODcrremovalrate5、60．5L1．5LCODcr680mg/L1300mg/LCODcr81%67%。CODcr2CODcr。3114-CODcr65%～80%。2CODcr3600mg/LCODcr80%。CODcr4000mg/L80%65%。310mg/L。100mg/L。。4CODcr3。54。6。7。1．14-J．200616126-28．2．M．1998．3R．E．M．．2002．4．M．2002．91412MartinECifuentesDavidBSelley．Polishcontainingde-rivatizedaminefunctionalorganosiliconcompoundsUS5174813P．1992-12-29．13．J．200826425-27．14．M．1995109-112．719