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,〔1〕。,23.7t,80%,20%〔2〕。,。、(PVA),PVA30%〔3〕。PVA,B/C0.01〔4〕,,PVA。、,〔5〕。〔6〕,,,,、、、〔7〕。〔8〕MBRPVA,〔9〕-PVA,PVA,。M.Isk〔10〕/,19.17d1.22dCOD91%~97%,UASB-A/O1,2,1,3,4,1,2,1,2,3(1.,210036;2.,210036;3.,210019;4.,223100)[](PVA),,UASB-A/O。,UASB-A/OPVA,《》(GB4287—2012),PVA95%。GC/MS,PVA。[]UASB-A/O;;PVA[]X703.1[]A[]1005-829X(2018)11-0052-05Pilot-scaleresearchonthetreatmentofdesizingprintinganddyeingwastewaterbyUASB-A/OcouplingprocessXuMing1,2,LiChao1,3,YuanAnde4,BaiYonggang1,2,TuYong1,2,LiMing3(1.JiangsuProvincialKeyLaboratoryofEnvironmentalEngineering,Nanjing210036,China;2.JiangsuProvincialAcademyofEnvironmentalScience,Nanjing210036,China;3.SchoolofEnvironment,HohaiUniversity,Nanjing210019,China;4.AgriculturalTechnologyServiceStationofChaheTown,Huaian223100,China)Abstract:Highlyconcentrationpolyvinylalcohol(PVA)desizingprintinganddyeingwastewatercontainsalargenumberofrefractoryorganicsubstancesanditsbiodegradabilityisratherlow.TheUASB-A/Ocouplingprocesshasbeenusedfortreatingthiskindofwastewater.TheexperimentalresultsshowthattheUASB-A/OcouplingprocesscaneffectivelytreatthehighlyconcentratedPVAprintinganddyeingwastewater.ThetreatedeffluentmeetstherequirementsfortheDischargeStandardforWaterPollutionforTextileDyeingandFinishingIndustries(GB4287—2012).ThedegradationrateofPVAisashighas95%.GC/MSanalysisshowsthatthecouplingprocesscouldeffectivelydegradethelargemolecularorganicsubstancesinPVAdesizingprintinganddyeingwastewater.Keywords:UASB-A/O;desizingprintinganddyeingwasterwater;PVA[](KF2017001);“”(JNHB-086);2017(201716004)l3811201811IndustrialWaterTreatmentVol.38No.11Nov.,20185284%~91%。UASB-A/OPVA,。11.1、,,PVA,COD3000~4500mg/L、TN60~100mg/L、NH3-N40~60mg/L、PVA20~250mg/L、1024~2048NTU、pH7.4~8.4。1.2COD、,UASB-A/O。4UASB(D1330mm×4000mm,3.8m3)1A/O(3900mm×1100mm×2500mm,2.2m3,6.5m3)。1,1。1UASB-A/O1UASB-A/OUASB,,1~3mm,VSS/SS0.55~0.75。UASB,10d30d,,。1.31.3.1COD《》(HJ/T399—2007);《》(HJ636—2012);《》(HJ535—2009);pH(MettlerDelta)pH;《》(ISO7027—1984)〔11〕。1.3.2PVA-PVA〔12〕。1.3.3GC/MSAgilentTechnologiesGC/MS(Agilent7000C),30m×0.25mm×0.25mm,DB-35,N2,0.8mL/min,1μL,2∶1,250℃,280℃。40℃,5min,100℃/min90℃,lmin,5℃/min200℃,2min,10℃/min250℃,,5℃/min260℃,2min,10℃/min280℃,10min。1.2kV,70eV。30~350amu,NIST02,5min〔11〕。22.1UASB-A/O120d,UASB-A/OPVA2。2PVAmg/L2,,,COD90%,TN80%,NH3-N80%,PVA95%。UASB-A/OPVA,《》(GB4287—2012)(COD<240mg/L,NH3-N<25mg/L)。2.2UASB-A/OPVA2.2.1UASBPVAUASBPVAUASBHRT/h601030MLSS/(mg·L-1)30000~400002500~35003000~4000DO/(mg·L-1)0<0.31.5~3.0pH7.0~8.07.0~7.57.0~7.5—200%CODTNNH3-NPVA3000~450060~10040~6020~250UASB1000~200050~7030~505~180A/O<20010~20<10<102018-11,38(11),:UASB-A/O532。2UASBPVA2,PVA0250mg/L,PVA,PVA。PVA80、120、150、180、210mg/L,PVA31、79、108、145、168mg/L,49、41、42、35、42mg/L,PVA41.8mg/L,UASBPVA,PVA。PVA61.2%、31.4%、28.0%、19.4%、20.0%,PVAPVA。,UASBPVA,PVA(≤50mg/L)PVA,,PVA,PVA180mg/L,UASBPVA20%,,PVAPVA。〔13〕UBFPVA,,PVAB/C,,PVA148mg/L68%,PVA148mg/L38%。PVAPVA,PVA,。2.2.2A/OPVAA/OPVA3。3,UASBPVAA/O,A/OPVA0703A/OPVAmg/L,PVAA/O,PVA10mg/L。,,A/OPVA。PVA,A/OPVAPVA,PVA26mg/L93.8%;PVA,,>80%。,A/OPVA,〔14〕。,UASB-A/OPVA。PVA260mg/L,PVA10mg/L。2.3UASB-A/OGC-MS,4,,。4,UASBA/O,,UASB-A/O,,,,。A/O,A/O。3GC-MSNIST,〔15〕。,,。3,25,1、5、1、7、1、3、1、15;UASB2018-11,38(11)544316,3、3、1、1、52;A/O12,6、2、31。,,。,UASB,、、、。,,,。,,A/O,。,UASBA/O,UASBA/O/min/min/min15.499.439.6526.743-9.982--14.794--2-(1--2-)36.97O--L-10.341-15.142,4,6-47.6710.782--1-15.85N-〔3-〔N-〕〕59.491,2,3,5-11.441,2,4-16.385-69.6613.6616.41,2-(1-)79.6615.122--1-16.7211,14-810.77N--2,4,4-15.254--18.632-911.2215.491,2,4,5-19.131011.722-16.40〔4.2.2.0(2,5)〕-7,9--7,8-19.702,6,10-1112.70-1-,2-17.201,2,4-20.771212.7019.00N--N--1-21.307,9--1-(4,5)deca-6,9--2,8-1313.51{〔(2-)〕}-19.091413.793-19.621514.242-20.07N,N′-〔s-3-〕1614.2424.13(2-)1714.321814.625H-1-1915.122,6,10-2017.131,3----2-2117.802218.642-2320.075-2420.752523.29S-(2-()-2-)2018-11,38(11),:UASB-A/O55。UASB-A/O,。UASBA/O,,,UASB-A/O。3(1)UASBA/OHRT60h40h,UASB-A/OCOD90%,PVA95%,TN、NH3-N80%。(2)UASBPVA,PVA,PVA180mg/L20%。A/OPVA70mg/LPVA10mg/L。(3)GC/MSUASB-A/OPVA。[1],,.[J].,2017,54(4):37-42.[2],,,.[J].,2015,35(4):363-369.[3],,.[J].,2017,54(7):29-37.[4]YuHanqing,GuG,SongL.Degradationofpolyvinylalcoholinse-quencingbatchreactors[J].EnvironmentalTechnologyLetters,1996,17(11):1261-1267.[5]ZouHaiming,WangYan.Azodyeswastewatertreatmentandsimul-taneouselectricitygenerationinanovelprocessofelectrolysiscellcombinedwithmicrobialfuelcell[J].BioresourceTechnology,2017,235:167-175.[6]WangHongcheng,CuiDan,YangLihui,etal.Increasingthebio-ele-ctrochemicalsystemperformanceinazodyewastewatertreatment:Reducedelectrodespacingforimprovedhydrodynamics[J].Biore-sourceTechnology,2017,245(PartA):962-969.[7]PazA,CarballoJ,PérezMJ,etal.Biologicaltreatmentofmodeldyesandtextilewastewaters[J].Chemosphere,2017,181:168-177.[8],,,.MBR[J].,2004,30(11):53-56.[9],,,./PVA[J].,2004,20(8):79-81.[10]IskM,SponzaDT.Anaerobic/aerobictreatmentofasimulatedtex-tilewastewater[J].Separation&PurificationTechnology,2008,60(1):64-72.[11],,.[J].,2012,33(1):80-84.[12].UV/FentonPVA[D].:,2013.[13].UBF[D].:,2005.[14],,.PVA[J].,2016,41(3):85-88.[15]LiFang,HuangJiahua,
本文标题:UASBAO耦合工艺处理退浆印染废水中试研究许明
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