SMBBR处理城市生活污水的污染物降解动力学杨文焕

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SMBBR1,1,1,1,1,2(1.,014010;2.(),100085)[](SMBBR),,、。:、、9.79、0.513、0.226d-1,62.41、11.998、7.087mg/L。、、,0.18~0.27、0.06~0.260.09~0.43。[];;[]X703[]A[]1005-829X(2018)06-0054-04DegradationkineticsofpollutantsinurbandomesticsewagebySMBBRYangWenhuan1,JiaXiaoshuo1,JingShuangyi1,LiWeiping1,ZhuHaojun1,2(1.SchoolofEnergyandEnvironment,InnerMongoliaUniversityofScienceandTechnology,Baotou014010,China;2.Sino-DanskeCloning(Beijing)Bio-TechnologyCo.,Ltd.,Beijing100085,China)Abstract:Thespecificmobilebedbiofilmreactor(SMBBR)hasbeenusedfortreatingsimulatedurbandomesticse-wage,thedegradationkineticsequationofthepollutantsoftheprocessestablished,basedonexperimentalresults,andthemaximumspecificdegradationrateandsaturationconstantsoforganicpollutants,totalnitrogenandtotalpho-sphorusinthesystemhavebeenobtainedandverified.Theresultsshowthatthemaximumspecificdegradationratesoforganicpollutants,totalnitrogenandtotalphosphorusinthesystemare9.79,0.513,and0.226d-1,respectively.Thesaturationconstantsofthethreeare62.41,11.998,and7.087mg/Lrespectively.Thesimulatedvaluesoftheeff-luentconcentrationsoforganicpollutants,totalnitrogen,andtotalphosphorusobtainedfromthedegradationkineticsequationfitwellwiththeactualeffluentconcentrations.Theerrorsare0.18-0.27,0.06-0.26,and0.09-0.43,res-pectively.Keywords:specificmobilebedbiofilmreactor(SMBBR);domesticsewage;kineticsofpollutantdegradation[](NJZY16164,PY201501)(MBBR)2090,〔1-2〕。(SMBBR),MBBR〔3〕。SMBBRSDC-03,〔4-5〕。MonodMBBR、、〔6-7〕,SMBBR。SMBBR,,、。SMBBR、。11.1SMBBR,,84L,、、40、35、65cm。SMBBR。SMBBR,,。SDC-03,,10mm,30mm,900m2/m3,38620186IndustrialWaterTreatmentVol.38No.6Jun.,2018540.97g/cm3,0.1cm3/g〔8〕。SDC-03,,〔9〕。1。11.2COD、、;MLSS、MLVSS;pH、DO。。1.3,、、,〔10〕、〔11〕。:25℃,pH6.8~7.6,2~5mg/L,COD400mg/L,TN40mg/L,TP5mg/L。〔12〕,,,。,45%。,45%,,。。SMBBR,700~1000mg/L。24h,,,DO3~5mg/L。12h,,。1/3,。2、。。,18h,112.08L/d,。DO2~5mg/L,25℃,pH6.8~7.6。,5;9;15,0.7mm,,,,,。,、,SMBBR。2SMBBRMonod。,Monod:v=vmaxSKS+S(1):S———,mg/L;KS———,mg/L;v———,d-1;vmax———,d-1。:v=-1XdSdt(2):X———,mg/L;-dSdt———,mg/(L·d)。SMBBR2。2SMBBR,Q,m3/h;S0,mg/L;Se,mg/L;X0,mg/L;Xe,mg/L;Xv,mg/L。XS0,X00,Xe0,X=Xv。T(d),Se。(2):v=S0-SeXT(3)(1)、(3):1v=KSvmax(1S)+1vmax(4)2018-06,38(6),:SMBBR55、、。0.167、0.25、0.333、0.417、0.5d,10d。,。1。111/Se(x)1/v(y)y=6.3722x+0.1021,(R2)0.9804。,y=23.406x+1.9509y=31.311x+4.4179,(R2)0.9450.976。、、,(vmax)9.79、0.513、0.226d-1,62.41、11.998、7.087mg/L。vmaxKS(4)、、。:1v=62.419.79(1S)+19.79(5):1v=11.9980.513(1S)+10.513(6):1v=7.0870.226(1S)+10.226(7)3SMBBR(5)、(6)、(7)3,0.5d,,、、。,,,2。T/dS0/(mg·L-1)Se/(mg·L-1)Xv/(mg·L-1)(1/Se)/(L·mg-1)(1/v)/d0.167394.42127.11226.80.0080.1420.2539582.21226.80.0120.1810.333398.4659.35226.80.0170.2230.417400.0840.11226.80.0240.2630.5400.3130.26226.80.0330.3062,COD-Se、TN-Se、TP-Se0.18~0.27、0.06~0.26、0.09~0.43。,,,,。,。4(1)MonodSMBBR,,、、(R2)0.9804、0.945、0.976,0.9,。(2)SMBBR,、、,0.18~0.27、0.06~0.260.09~0.43。[1],,,.MBBR[J].,2012,32(10):1778-1783.[2],,.MBBR[J].:,2014,45(8):2920-2927.[3]().:,201330132291.6[P].2013-12-01.[4],,,./(A/SMBBR)[J].,2017,11(3):1570-1574.[5],,,.SMBBR2[J].,2015,41(4):95-98.[6],,.MBBR[J].,2016,10(10):5359-5365.[7].[D].:,2011.[8].(SMBBR)[D].:,2015.[9]JahrenJS,RintalaJA,DegaraardH.Anaerobicthermophilic(55°C)2SeCOD-S0/(mg·L-1)TN-S0/(mg·L-1)TP-S0/(mg·L-1)300350450354550355.2/(mg·L-1)24.7430.5344.749.4313.8514.420.4980.9231.078/(mg·L-1)24.4730.3544.559.3713.6814.160.4890.6730.6480.270.180.190.060.170.260.090.250.432018-06,38(6)56treatmentofTMPwhitewaterinreactorsbasedonbiomassattach-mentandentrapment[J].WaterSci.Technol.,1999,40(11/12):67-75.[10],.[M].:,2001:349-418.[11].[M].4.:,2002:103.[12].MBBR[D].:,2015.———————————[](1980—),,。:18904728953,E-mail:yangwenhuan80@163.com。:,E-mail:sjlwp@163.com。[]2018-03-15(),,,,,(,401331)[],2-。,,35kV,80Hz,60ns,2L/min,Fe2+0.15mmol/L,120min,COD90.5%,。[];;;[]X741;X703[]A[]1005-829X(2018)06-0057-04TreatmentofdrillingfluidwastewaterbyhighvoltagepulsedischargeplasmaHuangWenzhang,DengLei,JiangShu,WangShouhua,WangChunxiao,LiLin(CollegeofChemistryandChemicalEngineering,ChongqingUniversityofScienceandTechnology,Chongqing401331,China)Abstract:Amethodforthedegradationofdrillingfluidwastewaterrapidlybyusinghighvoltagepulsedischargepla-smahasbeenobtainedviaresearch,andapinhole-canisterdischargeelectrodestructurewithtwokindsofdischargeconditions-gas-liquidtwo-phasedischargeandliquidphasedischargedesigned.Thehighvoltagepulsedischargesystemhasbeenusedforthetreatmentofdrillingfluidwastewater.Theexperimentalresultsshowthatwhenthedis-chargevoltageis35kV,dischargefrequency80Hz,pulsewidth60ns,bubblingairflowrate2L/min,Fe2+dosage0.15mmol/L,andcontinuousdischargetime120min,theCODremovingratereaches90.5%,havingrelativelygooddegradationeffect.Keywords:highvoltagepulse;plasma;AOPs;drillingfluidwastewater[](2011D-5006-0311),,,〔1-3〕。、,COD、、、pH,,、〔4〕。〔5-6〕,、,21。,、,,,·OH、·O、O3、H2O2。,!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!38620186IndustrialWaterTreatmentVol.38No.6Jun.,201857

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