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;7.;8.MS;9.CHN1:33363-2:023-653294768612703::2001-08-06:(1973-),,,1996,DWZ,(,314400):,,,DWZ,,GB8978-1996É,,:;;;;:X703.1:A:1001-2141(2002)05-0052-03TreatmentofLivestockSlaughteringWastewaterwithProcessofDWZContactOxidationZhangHengyan,YuAimei(HainingEnvironmentalProtectionBureau,ZhejiangHaining314400)Abstract:TointroduceaprocessofDWZ2contractoxidationtopretreatthelivestockoffowlslaughteringwastewaterthathaveagreatdealorganicsubstancepollutants.TheprocesshadbeenproventobepracticableinafactoryinHainingcity.AdoptingDWZ2contractoxidationtreatswastewaterfeatureslowinvestment,smalllandarea,goodeffectiveness,strongresistanceimpact,flexibleoperationandlowtreatmentexpend.ItcanreachtheGB897821996dischargestandard,anditisaeffectivemethodtreatingslaughteringwastewater.Keywords:Contractoxidation,Addingmedicationecosystembeforepump,Polymer2aluminiumchloride,Reactivemembrane,Backwashing.,,,BOD5SS,,100t,,,DWZ,,11,Ì,GB8978219962Ê(2)1mgöLCODcrBOD5SSNH3-NpH20004500150025005002000205050100672mgöLCODcrBOD5SSNH3-NpHÉ1003070201569Ê15060200202569DWZ,100töd,1,,,,,,,:2452002101(1),60,10mm(2),,,25m3,70m3,,(),,,33;(:67818641);(3)8m3,A3,,,,(4)45m3,A3,,,,NMS-150(5)15m3,A3,,,(6)Á1.02m3,A3,,::,:,,,,,,,(7),4m3(8),48m3,,(9)XAJ4ö500-U3mgöLCODcrBOD5SSNH3-NpH1-12.581031.7610368038.681.46.161-23.031032.3810375641.287.46.121-34.221032.5210368443.791.66.151-44.621032.511031.7910347.896.96.243.611032.2910397842.889.26.172-11.6910348927028.850.76.202-21.1510360512829.746.16.292-31.141036098226.241.96.302-41.1410335510825.147.46.281.2810351414727.446.56.2764.5%77.6%85.0%36.0%47.9%ö3-185.222.74212.613.97.793-291.627.96010.811.67.753-393.226.13211.914.57.523-485.022.8689.312.87.6888.824.95011.213.27.6893.1%95.2%66.0%68.9%71.6%ö97.5%98.9%94.9%73.8%85.2%ö250,15.3KW,1.7öt,GB8978219962É(3)33.1,,22,,,,(PAC),PACpH,,,CODcrBOD5SS64.5%77.6%355:DWZ85.0%36.0%,3.2AöO,,,,:(:65635328);(:68233079);(:65362295);(:68828982);(67737541)(1),,,(2)NMS2150,,,,3.3,,,,:(1),(2)510,3.4,,,,,4DWZ,,,,,,GB897821996É5111,2000,19(2):101.211,1999(7):16.311,1998,18(2):11.411:,1992:136.(37),BTEX06d-1BTEXBTEX,,,51C.M.Kaoa,JasonProsser,Evaluationofnaturalattenuationrateatagasolinespillsite,JournalofHazardousMaterialsB82(2001):27522892PhilipB.Bedient,HanadiS.Rifai,CharlesJ.Newell,GROUNDWATERCONTAMINATIONTRANSPORTANDREMEDIATION,PublishedbyPrenticeHall,19993KATRINALTHOFF,MATTHIASMUNDT,ADOLFEISENTRAEGER,WOLFGANGDOTTandJULIANEHOLLENDER,MICROCOSMS2EXPERIMENTSTOASSESSTHEPOTENTIALFORNATURALATTENUATIONOFCONTAMINATEDGROUNDWATER,Wat.Res.,2001,35(3):720728.,,,,:,,;,,2002,2003630;,,,;,;,;,;,;,2005()4524