铝型材生产废水处理新方法的研究和应用

6119973MINING&METALLURGYVol.6,No.1March1997:,(),,,(--MS),MSSTUDYONANDAPPLICATIONOFNEWMETHODTREATINGWASTEWATERFROMALUMINIUMMATERIALPRODUCTIONPROCESSYangXiaosongChengQiaoyunLinJiangshunLiuLiZhaoZhilong(BeijingMeishengIndustrialEcologyEngineeringCo.,Ltd.,BGRIMM)ABSTRACTTheprinciplesoftreatmentofwastewatercontainingheavymetalandthetradi2tionalmethodsoftreatmentofwastewaterfromaluminiummaterialprocessissummarizedinthispaper.Anewmethodtreatingthiskindofwastewaterisproposed.TakingthetreatmentprojectofwastewaterfromaluminiummaterialprocessofSanningCo.Ltd.,thetwomethodswereana2lyzed.Theresultsshowthatthenewmethod(conditioning-neutralizingcoagulation-filtrationwithMSwaterpurifyingelements)isfeasibleintechnologyandreasonableineconomy.Thereisabrightfutureforapplicationofthismethod.KEYWORDSTreatmentofwastewaterProcessofaluminiummaterialMSwaterpurifyingelements,,,:,,1,,,,,:,;2Al3+,,,,,,:()--,11Fig.1Traditionaltreatmentflowsheet,,,pH,Ca(OH)2H2SO4,,,pH,,(PAM),(),,,,()(Al(OH)3),,,,,,,,3,,,,,,,:--2,(PAM)()()(),972Fig.2Newtreatmentprocess,,pH68,,,,,,,,,()()()()(3),(MSPEPP),MSG(35m),(80%),,(0.6MPa0.4MPa),(15m3/m2h),Al(OH)3,,,(),4,,3000t,,15m3/h,:SiNiFeAlNaKSSpH,mg/L0.11.5414.773.81407.3851.919.70.550.262722.4,65,200m2,,0.40,(GB8978-88:pH=69,SS200mg/L),,MSG,35m78%(0.4MPa0.6MPa),0.51m3/m2h,,,,,,,(mg/L):SnNiFeAlNaKSSpH0.050.400.120.53230035.499.717.80.010.2165.581.01020205.56.5,,(0.25MPa),40min,12min,,3%08Mainepuipmentforatreatmentproject13m3m4m3600mm80mmPAM3L2J-64-40L/h2500mm800mm3IS-65-40-200B2,H=40.5mQ=22.5m3/h1OMPONC40P101(25.4mm)10AG6B41J-6DN8021000mm2500mm,:MSG24070mm40mm225mm12m2.5m2m11m1m0.5m80m2,:()0.20/t,300m3,60,80%80%0.5/t,96,Al(OH)3,,,(1/),,,,,:(1),()-,,,(2),,(),1/22/3(3),,1/2(4),23,,1,,(5),()(6),,,,,,,,,,,,,,,,1..:,1985.2,.:,1995.3eeeBa.OcTaOHTPOCTOHIXBOpepTBeTHOMeTaypr.MeTaypr.19834..:,1993.5..:,1991.6JW..:,1981(:1996-09-14)18