北京经济技术开发区CAST工艺污水处理厂二期工程的启动与调试张颖

4(1)(2)(3):,(4),1..,2002.44.2..,1998.4~6.3..,1992.6.4..,2002.14.430079546(027)67880525E-mailzhiwei)[e-mail]2005-04-22北京经济技术开发区CAST工艺污水处理厂二期工程的启动与调试张颖汪慧贞(,100044)李彩斌刘钰(,100101)介绍了北京经济技术开发区污水处理厂二期工程的调试过程分析了CAST工艺调试的关键因素CAST工艺调试112m3Pd,CAST,,3m3Pd111水质与水量1,21mgPLBOD5[300[10CODCr[500[100SS[250[10NH3-N[40[5~8TP[5[12BOD5Pmg#L-123012CODCrPmg#L-1482SSPmg#L-1325NH3-NPmg#L-136TPPmg#L-14116Pe1812pH81212,SSTP,BOD5PCODCr015,20051225875m3Pd,21668m3Pd,24000~25000m3Pd,,8000m3Pd,BOD501043~01053kgPkg#d78200512236112工艺流程11CAST,,(SBR)CAST,,CAST4h,2h-;1h;1h-,1h,20%~30%,2211污泥的接种20053,,,CAST,1#2#CAST3d,MLSS5000~6000mgPL,SV50%~60%,,,3#4#CAST1800~2100m3Pd3~4d,3#4#315~316m(5m),MLSS218315gPL,215gPL,,212工艺参数的优化20054,SV%57%SVI135mLPg,,,,CAST,30d,2~5mgPL,60%~70%2,23,CODCr8917mgPL,79145%,2CODCr3NH3-NNH3-N1214mgPL,60138%,,417182dNH3-N217mgPL119mgPL,SS1115mgPL,CODCr,,SV%SVI57%135mLPg43%125mLPg,,,30d16~18d,CAST2~215mgPL,70%50%10d,454CODCr5NH3-N45,CODCr78145mgPL,8311%;NH3-N215mgPL,91153%;BOD579200512236912mgPL,SS819mgPL,SVI12418mLPg,MLSS3125gPL,3311污泥回流比的调节CAST-,,,,,;(PAO),,(VFAs),,,-,CAST,SV%SVI5616%13315~14115mLPg,50%65%,SV%SVI41%125mLPg,312生物选择区中的污泥上浮CAST,CAST,,70%,,,,,30d16~18d;70%50%,2~215mgPL1,313主反应区中溶解氧的控制,,DO2mgPL5mgPL1,,2,130%36min,DO2mgPL;270%84min,DO215mgPL10d,DO,,,0%~100%,DO,DOCAST4,3(1)CAST,,CAST(2),(3),,4116mgPL,,CAST,21..:,1997.2,..,2003.29(4):1~6.3..,2003.29(12):20~23.4,..,2003.29(12):32~34.1000441(3~413#)[e-mail]2005-06-1680200512236AbstractAnewspectrometricmethodforthedeterminationoftraceamounto-dinitrobenzenewasdeveloped.Itisbasedonthefactthato-dinitrobenzeneinhibitsdiscolorationofmethylredbypotassiumbromateinHClmedium,thelinearrangeofo-dinitrobenzeneis0~0116LgP10mL,[e-mail]minationoftraceo-dinitrobenzeneinenvironmentalwatersampleswithsatisfactoryresults.Keywordso-dinitrobenzene,methylred,inhibitionkineticspectrophotometryandwastewaterCOMPARISONANDAPPLICATIONOFTHEOSCULATINGMETHODANDTHERATEOFPOLLUTIONLOSSTOWATERENVIRONMENTQUALITYASSESSMENTGuJuanetal(62),,,AbstractItisdescribedthatthecomparisionofthetheorybaseandcalculationalapproachesbetweentheosculatingvaluemethodandtherateofpollutionlossmethodandtheirapplicationofthewaterqualityassessmentintheYellowRiverinLanzhou.Theassessmentresultscorrespondwelltotheactualenvironment,whichareclearinphysicalmeaningandrationalinmathematiclogic.Atlast,thecharacteristicsofcomputationandtheapplicationvalueofbothmethodsareanalyzed.Keywordsosculatingvaluemethod,rateofpollutionlossandwaterenvironmentalqualityassessmentCOMPARISONOFPOLLUTANTDIFFUSIONMODELSFORCOMPLEXTOPOGRAPHYLiaoBaozhietal(65),,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,AbstractItwasreviewedthatthescientificachievementsbothathomeandabroadofpollutantdiffusionmodelsforcomplextopographies,basedonwhichtheapplicabilitiesofallmodelswerecompared;andfinallysomeopinionsontheirimprovementwerealsoproposed.KeywordscomplextopographyanddiffusionmodelAPPLICATIONOFINTERMITTENTCYCLEEXTENDEDAERATIONSYSTEM(ICEAS)INCATERINGSEWAGETREATMENTLiQingetal(68),,,,,,,,,,,,,,,,,,,,,,,,,AbstractBycomparativeanalysisofsomeinstancesofrunningmanagementincateringsewagetreatment,itispointedoutthatICEASprocesshaslotsofadvantagesascomparedwithotheractivatedsludgeprocess,suchaslesslandandinvestment,stableoperationunderconditionsofhighvariationofqualitywithpeakload,simpleprocessandeasytobecomeanintegrativeequipmentetc.Keywordscateringsewage,ICEASmethodandremovalofnitrogenandphosphorusEXPLORATIONOFPROCESSFORREDUCINGSLUDGEBYMICROZOONZhangLiankaietal(71),,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,AbstractAlargeamountofmicrozooncanbeproducedinactivatedsludgesystemunderproperconditions,andtheycanchangethesludgeintoenergy,H2OandCO2throughpredatoriness,thusreducingthesludge.Theearthwormbiofilter,two-stepbioreactorandsubmergedbiofilmprocessesarethecommonthreeones,bywhichthesludgecanbereducedthroughmicrozoon.Theeffectsofreducingthesludgebytheseprocessesareintroduced,whosemeritsanddemeritsareanalyzed.Keywordsreductionofsludge,microzoon,two-stepbiofilter,earthwormbiofilterandsubmergedbiofilmprocessEXPERIMENTANDRESEARCHONOPTIMUMINPUTAGENTOFSEWAGETREATMENTPLANTFORTHERMALPOWERSTATIONZengFang(74),,,,,,,,,,,,,,,,,,,,,,AbstractQualityandamountofsewagefromathermalpowerstatinoischanging.Theaccuracyofflocculatingagentandcoagulantaidcandecideremovalefficiencyandrunningcost.Theremovalefficiencyiscomparedthroughstaticanddynamictestsinlightoftheactualrunningsofthethermalpowerstation.Theoptimaldosageisfoundoutaccordingtothechangesinqualityandamountofthesewage,whichcanprovideabasisfortheoptimaloperationsofthetreatmentplant.Keywordssewage,flocculatingagent,coagulantaid,optimumandinputagentPERFORMANCEEVALUATIONANDLECTOTYPECALCULATIONOFPULSEVALVEOFBAG-TYPECOLLECTORChenZhiweietal(76),,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,AbstractItisexpoundedtheevaluatingindexesandmannerofpulsevalvejettingperformancesofabag-typecollector,anditisproposedtheviewpointoftheevaluatingmannerofpulsevalvecleaningabilityfromengineeringpractice.Inthemean