[1-3]40%。。、、、。500。2007104.8×104m3·d-17.2×104m3·d-1。、、、。1、、、。、、、600。1。22.11。。600+1,2121111.3001912.300072。、、、1095tCOD、BOD、NH3-NTP1300t、170t、500t16t。X757B1000-3770(2011)06-0126-0032010-09-252008ZX07314-00108FDZDSH01201980-13920090062E-mailshiyan800712@yahoo.com.cnCOD/mg·L-1BOD5/mg·L-1ρ(TN)/mg·L-1pHρ(TDS)/mg·L-1ρ(SS)/mg·L-1ρ(Cr)/mg·L-1ρ(SO42-)/mg·L-1ρ(SiO2)/mg·L-1ρ(Fe)/mg·L-1/μS·cm-1≤500≤110≤65≤6~9≤4500≤60≤1000≤1200------≤7~8≤500≤10≤200≤200≤30≤2.0≤450---≤7~8≤500≤60≤200≤30≤1.0≤4501Tab.1Inflowandeffluentwaterqualityindesign37620116TECHNOLOGYOFWATERTREATMENTVol.37No.6Jun.,2011126。CMFCODCMFCMF。2.22.2.1/、、。。1500mm10mm23000m3·h-14.87m×5.35m。2.2.2、。3000m3·h-14h50m×32m×6m233。2.2.3CASTCAST、-、、、-。CAST50200m3/8400m32448000m3·d-122dBOD50.12kg·kg-1·d-1BOD50.91kg·kg-1。2.2.4/CASTPAC。。15m×7m×3.9m43000m3·h-10.11~0.3m·s-118min75m×15m×3.5m43000m3·h-17mm·s-13.75h。2.2.5-CMF-ROCMF、、CMFCMFPVDF0.2μm0.2μm99%。CMF、、ROROBW30-365FR。7.2×104m3·d-1CMF222024.8×104m3·d-1CMF112.4×104m3·d-1。RO7613×104m3·d-1。RO41.5×104m3·d-1。CMFROCMF94%SDI3RO75%97%。4CMF、CMF+RO、RORO。CMFCMF+RORO、、RO、、、。3。320m400600。、、、、。。 × ××××××××××××××××××××××××××××××××××××××××××××× ××××××××××× ××××××××××1Fig.1Treatmentprocessofnon-conventionalwaterresource127INTEGRATEDTECHNOLOGYOFTREATMENTANDREUSEOFMULTI-SOURCEWASTEWATERINIRONANDSTEELENTERPRISEShiYan1,2,TangYunping1,JiMin2,XuDanyu1,SunKai1,HouYing1(1.TianjinAcademyofEnvironmentalScience,Tianjin300191,China;2.SchoolofEnvironmentScienceandTechnology,TianjinUniversity,Tianjin300072,China)Abstract:Projectofmulti-sourcewastewatertreatmentandreusewasdesignedandbuiltinordertosolvetheproblemsofwaterresourceshortageandpoorwaterquality,whichhasdisturbedtheinterpriseforalongtime.Non-conventionalwaterresources,suchasironandsteelwastewater,domesticsewage,in-dustrialwastewaterandrainweretreatedinthisproject.Theeffluentwasreusedinproductionprocessesorrecirculatingcoolingwatersystemsupplement,whichsavedwaterfor10.95megatonsperyearandreduceddischargeofCOD、BOD、NH3-NandTPfor1300tons,170tons,500tonsand16tons.Keywords:ironandsteelinterprise;multi-sourcewastewater;wastewatertreatment;reuse;dualmembraneprocess58.5%。。。CMF、CMF+RO、RORO54.4t、41.4t、6.1t9.4t41095tCOD、BOD、NH3-NTP1300、170、50016t。4[4-7]1、、。2CMF-RO。3。4。51、、。2CMF-RO、、。COD。+。“”、---“”。[1],,,.[J].,2007,33(5):55-57.[2],,,.[J].,2008,31(4):101-103.[3],.[J].,2008,34(4):61-64.[4],,,.[J].,2005,31(10):69-72.[5],.[J].,2008(6):51-54.[6],,,.[J].,2007,25(6):101-104.[7].[J].,2009,29(1):80-83.376128