纺织工业空调废水处理回用的试验研究马志毅

马志毅(,030024)　晋　工()　纺织工业空调排水占整个纺织生产过程排水量的90%。通过多种方法试验比较,发现用锅炉炉渣过滤处理,出水水质可达到印染用水水质要求。　纺织空调废水　炉渣过滤　微污染水处理0　　,,、。,90%;,,,,。,,。,、、,。1　、1.1　主要材料。1.2　设备装置:DHSJ-2。:、。1L;;KB-120D,120L/min。:,60mm,2m,,。1.3　试验方法,。1.4　分析方法;SS、CODMn、。2　2.1　混凝沉淀试验,,。2.1.1　1L,100mg,10mg(PAM),300r/min,80r/min,1。,PAM,、90min,CODMn14.8mg/L,(COMMn≤10mg/L)。PAM,,。,PAM。2.1.2　300r/min,、、PAM4,4,:,PAM,Al2(SO4)350mg/L、PAM8mg/L2　　　19982161DOI:10.13205/j.hjgc.1998.01.001(96.1%)。。1　()/minFe2(SO4)3Al2(SO4)3Fe2(SO4)3PAMAl2(SO4)3PAMPAM00.194——————————————————5—————————0.060.0030.003200.1230.2220.024—————————450.1080.1830.015—————————900.1100.0230.015—————————2.2　气浮试验0.193,1h,,,50mg/L,PAM5mg/L,2。,PAM,。,,、PAM。、、、PAM5、2,:PAM,:Al2(SO4)325mg/L、PAM2mg/L,99.3%,CODMn6.83mg/L。,CODMn8.63mg/L,,。2　()/minAl2(SO4)3FeCl3FeSO4Al2(SO4)3PAMFeCl3PAMFeSO4PAMPAM00.193————————————————————————5————————————0.0040.0030.003100.0630.0580.0580.061————————————200.0610.0370.0480.051————————————450.0570.0170.0220.029————————————2.3　过滤2.3.1　4(3),4。,4—————————,3%。,,;,,,。,、3、3。,,;,(50cm),CODMn14.5mg/L,10mg/L,,,。3　　　19982161:。:144075-51-173　4———3h3。1～26h3。15cmd2～3cm45cmd2～3cm15cmd1～3cm45cmd0.2cm5cm15cmd1～3cm45cm15cmd2cm45cm4　(Aη%)/mL·min-1AAηAηAηAη00.194————————————————————————500.11938.70.08953.80.01791.10.03189.31500.13630.10.11739.70.03780.80.04278.12500.14426.00.15122.10.04477.30.04974.6　42.3.2　50cm、60cm、80cm,0.197,。,,,V=250m/min(5.3m/h)。5。,80cm,CODMn10mg/L,。2.3.3　,5　/cmAη%CODMn/mg·L-1SS/mg·L-1500.02686.814.5——————600.02388.411.8——————800.01890.89.8100。CODMn38.8mg/L,,6。60h,CODMn10mg/L。,3。,[1]。6　/h122436486072CODMn/mg·L-19.839.769.789.849.9010.482.3.4　,,7。Al2(SO4)320mg/L、4　　　1998216150cm,0.018,CODMn9.83mg/L;30mg/L、30cm,CODMn6.3mg/L。,,,。2.4　处理工艺及回用方向选定2.4.1　、、,(CODMn≤10mg/L)8。,CODM10mg/L,,,,,,,,。7　(Aη)/cmA/mg·L-1Al2(SO4)3203050Aη%Aη%Aη%———0.197300.03383.20.00995.40.00995.4400.02686.9————————————500.01890.8————————————8　/mg·L-1PAM/mg·L-1/cm,%CODMn/mg·L-1Al2(SO4)3358———90.19.83Al2(SO4)3202———92.48.655～10/min008090.89.835.3./m·h-1+Al2(SO4)32005090.89.832.4.2　89。9,,;,、,。:9,,;,;。:,、,,,,,,,。3　,,。,10,,(Y)CODMn(X)　Y=19.7651nX-12.8025　　　199821619　()　55≤5　205～2052112.617200100150/mg·L-1400150290330Fe/mg·L-10.250.1≤0.1Mn/mg·L-10.250.1/mg·L-115～20/mg·L-11004～8CODMn/mg·L-1109.86.3pH6.5～7.57.010　CODMn/cmCODMn/mg·L-1CODMn/mg·L-1%3038.817.455.24038.815.759.55038.814.562.66038.812.168.67038.810.172.48038.89.874.79038.89.775.04　100t/h,300,18t,()6。0.4/t,0.1kW,。5　(1),、,。(2),0.8m,5m/h,3,。(3),,CODMn10mg/L,0.4。1　。.,1995,(11):40～411997-04-296　　　19982161CONTENTSSTUDYONTHETREATMENTANDREUSEOFAIR-CONDITIONWASTEWATERFROMTEXTILEINDUSTRYMaZhiyietal.(2)……………………………………………Abstract　Thewastewaterduetoair-conditioningfromtextileindustryamountsto90%ofthetotal,whichisusuallydrainedoffwithoutreuse.Bycomparingtheexperimenteffectsofcoag-ulation-sedimentationflotationandfiltration,itisprovedthateffluentfromslagfiltrationprocesscanbereusedindyingprocess.Keywords　Textileair-conditionwastewater,slagfiltrationandslight-pollutantsTHETREATMENTOFMONOSODIUMGLUTAMATEWASTEWATERBYSERIESIONEXCHANGELiLietal.(7)………………………………………………………………Abstract　Anewtreatmentmethodofmonosodiumglutamatewastewaterisintroducedinthepaper.Glutamaticacidisabsorbedfromwastewaterbyseriesionexchangeandisdrawnfromionexchangeresinwithammonia.Theyieldofmonosodiumglutamatecanberaisedby4.5%andthequantityofpollutantCODcanbereducedby25.6%.Keywords　SeriesionexchangeandmonosodiumglutamatewastewaterSTUDYONTHETREATMENTOFWASTEWATERCONTAININGFOREIGNFLUO-RESCENTPERMEATINGAGENTFanCaimei(10)…………………………………………Abstract　Thetreatmentofwastewatercontainingforeignfluorescentpermeatingagentus-ingchemicalmethodhasbeeninvestigatedsystematically,whichshowsthatcoagulation-floccula-tionmethodisaneffectivemethodforthetreatmentofwastewaterintermsofsignificantreduc-tionofCODfrom750mg/Ltobelow100mg/L.Keywords　Wastewatercontainingforeignfluorescentpermeatingagent,chemicalmethod,inorganiccoagulationagentandorganicflocculatingagentTHEEFFECTOFPOROUSCARRIEROFHP(MA-VAC-MMA)ONMICROOR-GANISMIMMOBILIZATIONINTHEFLUIDIZEDBEDREACTORZhangJiehuietal.(13)………………………………………………………………………………………………Abstract　TheeffectofHP(MA-VAc-MMA)carrierontheimmobilizationofanaerobicmicroorganismwasinvestigatedthroughbiogasproductionatafluidizedbedreactor(FBR).Com-paredwithactivecarboncarrier,theHP(MA-VAc-MMA)carriercanimmobilizeanaerobicmethaneproducedmicroorganismmuchbetterandtheFBRhasshorterstartingperiod.Keywords　Porouspolymer,anaerobicmicroorganismimmobilization,fluidizedbedreactorandcarrier70ENVIRONMENTALENGINEERINGFebruary,1998.Vol.16No.1