DEA技术及其对乳聚丁苯橡胶生产废水的处理

25420077PetrochemicalTechnology&ApplicationVo.l25No.4July2007(355~357)DEA杨会林,刘吉平,齐加升(,730060):,DEA,DEA,DEA(CODCr)70%,;,CODCr,95%,95%,70%,GB89781996(),:;;DEA;CODCr:TQ085+.4:B:1009-0045(2007)04-0355-03,,,,,,,,[(BOD5)/(COD)3.0],,59.5t/a,200879.5t/a,,[1]()DEA,1DEA*DEA,(De-electronadsorb),DEA(YL)(DEA),DEA,11DEA2DEA,5.5t/aDEA,3,[2],,,,21,DEA,CODCr,BOD5,(SS)GB89781996()*:2006-06-26;:2007-05-06:(1971),,,,82CODCr1/%CODCr/(mgL-1)60500~9003095BOD5/(mgL-1)20150~250595SS/(mgL-1)70200~3006070pH6~96~96~90[PO3-4(P)]/(mgL-1)1.01.0[NH3N(N)]/(mgL-1)1020~5010533DEADEA[3],3.1CODCrDEADEA,YLDEA,2,,,()DEACODCr,70%,YLDEA,,YLDEADEA2DEACODCrCODCr/(mgL-1)DEA/%18972806928862307437201807548222556955171656868482636978122870.6YL,AlCl3,FeCl3SiO2,,,,,,,YL,,pH(2~13),,,1~60,,70%,,1DEA[2],,,,2.5/g,2m,,,3.2,DEA,,DEA3.3,,20%~30%,DEA,,,4a.,DEA,DEA,DEACODCr70%,;,CODCr,BOD5SS95%,95%,70%(1),GB89781996,b.,35625:[1],.[J].,2006,34(4):1-6.[2],,翚,等.废水处理工程[M].北京:化学,2004.[3],,,.[M].:,1987.:[1],,,.[J].,2006,34(U09):141-144.[2],,.-[J].,2006,26(6):494-497.[3],.[J].,2005,23(4):271-273.[4],,.[J].,2005,28(5):331-335.[5],.SBR[J].,2001,48(7):424-427.[6],,,.[P].,CN95116417.1.1997.DEAtechniqueanditsapplicationintreatingwastewaterofemulsionstyrenebutadienerubberproductionYangHuilin,LiuJiping,QiJiasheng(SyntheticrubberPlantofLanzhouPetrochemicalCompany,PetroChina,Lanzhou730060,China)Abstract:DEAtreatmenttechniquewasdeve-lopedinallusiontothewastewatercharacteristicsofemulsionstyrenebutadienerubber(E-SBR)process.Thepilot-scaleapplicationexperimentalresultsshowedthatDEAtechniquehadremarkableeffectonE-SBRwastewatertreatmentandgreatlyreducedtheloadoffollowingbiochemicalprocess,forexample,onlytheaveragedrooprateofthechemicaloxygendemand(CODCr)intheDEAunitreached70%.Afterthecomprehensivetreatmen,tthedroopratesofCODCr,thebiochemicaloxygendemand(BOD5)andthecontentofSS(suspendedsolidthing)ofE-SBRwastewaterweremorethan95%,95%and70%respectively.Thetreatedwa-terqualityparameterscouldmeettheindexesofclassinintegratedwastewaterdischargestandard(GB89781996).SotheDEAtreatmenttech-niquecouldbeusedintheexistingdevicetoachievewaterreuse.Keywords:emulsionstyrenebutadienerubber;wastewater;DEAtechnique;chemicaloxygende-mand(350)Applicationofstructuredpackinginstrippingsectionofvacuumdistillationtowerof5Mt/aatmospheric-vacuumdistillationunitSongJingping1,CaoYang1,FangHuai1,YanPeiren1,YangKe2(1.RefineryofLanzhouPetrochemicalCompany,PetroChina,Lanzhou730060,China;2.LanzhouLubeOilR&DInstituteofLubeOilCompany,PetroChina,Lanzhou730060,China)Abstract:Itwasintroducedthatnewstylestruc-turedpackingsofZugrid64XandZupak125Ywereappliedinthestrippingsectionofvacuumdistillationtowerof5Mt/aatmosphericvacuumdistillationunitofLanzhouPetrochemicalCompany,PetroChina.Therunningresultsshowedthatthenewstylestruc-turedpackingshadgoodseparationeffectandobv-iousadvantagesofenergysaving;themassfractionofthefractionbelow500inresidualoilwasonly2.58%,andthesteamconsumptionlower,m(steam)/m(residualoil)9kg/.tThenewstylestructuredpackingwasworthytospreadinviewoftheloweroperatingcostandthebetteranticloggingperformance.Keywords:structuredpacking;atmosphericandvacuumdistillationuni;tstrippingsectionofvacuumdistillationtower3574DEA