电镀园区含镍废水物化处理工程实例吴玉华

310052、、。、TMF《》GB21900—20083。、。TU993C1000－4602201822－0096－04CaseStudyonthePhysicochemicalTreatmentProcessofNickelWastewaterofanElectroplatingIndustryDistrictWUYu-huaJIANGZi-xuYANGQingYUHua-dongWEIJunZhejiangHi-TechEnvironmentalTechnologyCo．Ltd．Hangzhou310052ChinaAbstractTakinganelectroplatingwastewatercentralizedtreatmentprojectasanexamplethetreatmenttechnologyprocessstructureparametersandoperationeffectofnickelwastewaterpretreatmentwereintroduced．ThekeytechnologysystemforstabletreatmentofelectroplatingwastewaterincludingadvancedoxidationtechnologycomplexcapturetechnologyandtubularmicrofiltrationmembraneTMFseparationprocessmadetheeffluentofnickelwastewaterintheseparatemonitoringpoolmeetthestand-ardoftablethreeinEmissionStandardofPollutantsforEletroplatingGB21900－2008．Thetechnolo-gysystemcouldadapttothechangingamountofwastewaterandhadstableoperationgoodtreatmenteffectandhighdegreeofautomation．Ithadgreatenvironmentalbenefitssocialbenefitsandeconomicbenefits．Keywordselectroplatingwastewaternickelwastewaterphysicochemicaltreatment。、、、1。《》GB21900—20083Ni2+≤0．1mg/L、、。。、TMF。17．10hm217·69·3422201811CHINAWATER＆WASTEWATERVol．34No．22Nov．2018、3、1、1。5000m3/d5333m220h/d250m3/h。2500m3/d125m3/h。7。600m3/d300m3/d1。1Tab．1NickelwastewaterqualityanddischargestandardpH/mg·L－1/mg·L－1/mg·L－1Cr6+/mg·L－11．7～6．5380～10805～631～3330．01～8．506～9*≤0．1≤0．3*≤0．5≤0．1*。1Cu2+、Cr6+。6pH、、、COD《》GB21900—20083。22.11。1Fig．1Flowchartofnickelwastewatertreatmentprocess2.2Cr6+Cr6+PAMTMF。2.3①、。、。·OH234。。②、、、Ksp。、。pHCu2+、Ni2+、Zn2+、·79·．watergasheat．com3422、56。。③TMF+。、、、、、。、。、SS、。0．07～0．7MPa。TMF/。3①120m×5．5m×4m440m33．5m385m3。23m×1．5m×4m。2Q=25．2m3/hH=130kPaN=1．5kW11。。②133．0m×2．5m×4．8m×3108m34．5m101m33．36h。pH222．2kW460r/min950mm×210．75kW420r/min1400mm×2。③16．0m×5．0m×4．8m30m21m3/m2·h2h。1600mm×H3250mmFRP11。④133．0m×2．5m×4．8m×3108m34．0m90m33．0h。pH132．2kW460r/min950mm×2。⑤TMFTMFPVDF100．1μm400L/m2·h400L/m2·h。2Q=70m3/hH=395kPaN=15kW。4201410201513032017“”。20153—201812。2Tab．2WastewaterqualityofeachprocessunitpH/mg·L－1/mg·L－1/mg·L－1Cr6+/mg·L－11．7～6．5380～10805～631～3330．010～8．50010．3～11．70．020～0．0960．044～0．2740．034～0．1870．010～0．0266～9≤0．1≤0．3≤0．5≤0．1≤0．1mg/L33·89·3422．watergasheat．com。。5①505188237、、80。②25～40/m31～1．5/m3、0．8～1．2/m3、23～35/m3。6、、TMF3。、。3≤0．1mg/L。1．J．2015348462－465．ShiTaishan．ComplexingagentsinelectroplatingwastewaterandtheirtreatmentsJ．Electroplating＆Finishing2015348462－465inChinese．2．J．20022211－4．ZhongLiChenJianjun．Technicalprogressinorganicef-fluentwatertreatmentbyadvancedoxidationprocessesJ．IndustrialWaterTreatment20022211－4inChinese．3．D．2016．WangPanpan．TheStudyofSulfate-radicalBasedAd-vancedOxidationProcessesforPlatingAdditivesProduc-tionWastewaterD．GuangzhouGuangdongUniversityofTechnology2016inChinese．4．Fenton－J．201332443－47．JiangHonglongYuMahong．Treatmentofcomplexinge-lectroplatingwastewaterbyFenton－ferritecombinedprocessJ．Electroplating＆Finishing201332443－47inChinese．5．J．201224251－54．DingJieWangLiya．ChemicalnickelplatingwastewatertreatmentengineeringJ．JournalofNingboUniversityofTechnology201224251－54inChinese．6．J．200926362－64．XiuShaZhouQinLinBing．SynthesisandapplicationofaheavymetalcapturingagentJ．Chemistry＆Bioengi-neering200926362－64inChinese．1984－、。[e-mail]2018－03－15·99·．watergasheat．com3422