生物接触氧化法处理微污染源水的研究进展与应用

1320006TechniquesandEquipmentsforEnvironmentalPollutionControlVol.1,No.3Jun.,2000(,518021),,,:13,,,,,,,,,;,,,(THMs),,,70,,,,,4,,(),,,,,,,,,,1/10,,,,,,:2NH+4+3O22NO-2+4H++2H2O+2NO-2+O22NO-3+4CxHyOz+(4x+y-2z)O22xCO2+2yH2O+,1gNH+4NO-34.57g;H+,pH,:(1),,,,,(2),,,,(3),,,,,,,,,,,,,,,,,,:1m3/m3h21,92%80%85%69%,,65:140%39.2%,:113.66.0m/h,(OC)13.6%20.5%70.0%90.0%;,,,13h,81%99%CODMn18%28%30%60%60%92%40%60%,4m3:,70%95%,20%30%,50%80%,78%,,,30%50%80%85%,,,,,,,pH()DO,:11,,,,2535,1023,,5102030,23,58CODMn50%,,10,:,,,,,1531,10,10%15%,20%,,10,21,,,1.0mg/L753:,50%;1.5mg/L,60%80%,,,13mg/L,,80%90%,3.5mg/L,75%85%;,,,,,,,,,31():;,,(),,7.00mg/L,,,0.811.5141(HRT)HRT,,,HRT,,HRT3.00mg/L,HRT1h,HRT1.22.0h51pH,pH7.08.5,,,:pH8.4,pH6.58.561,,,,,,,,19,1971,85:1,,90,19891991,,CODMn199310(1m3/)1994219951,(1000m3/d)1995,,10m3/d,19966(4m3/d)19966,199815,1998121,,12m319998,,,,,,,,,,,,,,,,,,30%75%,,21.1%,25%35%,,,,,,80,,,953:,,,,,[1],,,1998,14(2):810[2],,,1992,8(6):48[3],(),,18(1):2021[4],,,1999,15(7):810[5],,,25(3):911[6],,,7(5):4143[7],,,65(1998)3:3537[8],,,1996,22(8):1518[9],,,1997,16(4):2325[10],,,21(7):911[11],,,1999,20(3):8588[12],,,1990,9(6):1519[13],,,63(1998)1:3134[14],1,,1999,25(2):35[15],,,1999,5(1):6468[16],,,1995,23(4):376380RESEARCHPROGRESSANDAPPLICATIONONBIOLOGICALCONTACTOXIDATIONOFMICROPOLLUTEDSOURCEWATERChenHanhuiSunGuosheng(Dong2ShenWaterSupplyBureau,Shenzhen518021)ABSTRACTInthispaper,theprincipleofbiologicalcontactoxidation,theeffectofwaterqualitypu2rifying,theprincipalinfluencefactors,theapplicationconditioninChina,thevirtueandshortagearepresented.Itisconsideredatpresentthatthewaterqualityofdrinkingwatercantmeetthedemandsifthewaterispollutedandonlybetreatedbytraditionalprocess.Biologicalcontactoxidationofmicropollutedsourcewateriseconomicandeffectivewayinimprovingthewaterqualityofdrinkingwatercombinewiththetraditionaltreatmentpro2cess.Itshowgoodapplicationprospects.Keywords:micropollutedsourcewater;biologicalpretreatment;bologicalcontactoxida2tion;ammonianitrogen,organicpollutant;nitrification06:1