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23 1 Vol.23No.120031 JOURNALOFGUILININSTITUTEOFTECHNOLOGY Jan.2003:1006-544X(2003)01-0085-04黄 明,魏彩春,陆燕勤,张学洪,王敦球(, 541004) :,、、,.800m3/d,,,《》(GB8978-96),ρ(SS)≤21mg/L;ρ(Cr)≤0.036mg/L;ρ(Ni)≤0.3mg/L;ρ(Cu)≤0.007mg/L;pH=7.95～8.00.70,4.0/m3,,,.:;;:X781.103 :B① ,,3600t/a,、、、,,.,,,.,[1～3]、[4]、[5].,,,,.,,2001,,,《》(GB8978-96).1 、、“、、、”,、.800m3/d,165m3/d、94m3/d、165m3/d376m3/d,1.2 2.1 1.2.2 (1),8h,,. (2)、,、;12%,、.①:2002-10-21;:2002-11-17:(0229033): (1978-),,,,.1 Table1 AnalyticalresultofwastewaterpHρB/(mg·L-1)CODCrCr6+1232.262.202.28181216678578650920790799-＊-----0.050.050.050.050.050.052.2515-6358360.050.054561.601.501.4222603799105203------2001671371731225580.302.210.700.020.020.061.51401361682841.070.034 ＊1 Fig.1 Processofelectroplatingwatewatertreatment (3)、,,.2.3 、.Cr(OH)3pH8,Ni(OH)2pH9.5[2],、pH,,、.1,pH2.3FeSO4,Cr6+Cr3+,Cr(OH)3..,、2,pH9.5,,pH..、,.,.、、、,,,,,.2.4 2,3.3 20016,,,4. 4,《》(GB8978-96),,、、99%.86 20032 Table2 Mainconstructionsinthewastewatertreatmentstation /m1115.0×3.5×2.013h228.0×3.5×2.013h3D=2.2,H=2.5120～30min4D=4.2,H=2.5120～30min5D=6.0,H=5.016D=5.0,H=2.5174.0×3.0×2.51815.0×3.0×1.233 Table3 Mainequipmentinthewastewatertreatmentstation 、122XGB-14480m3/h13FSBLIH100-65-2001141-1B(B)8kg/cm315XMY401MP14 (1),、、,,,.4 Table4 AnalyticalresultsoftreatedwastewaterpHρB/(mg·L-1)SSCODCrCr6+17.9815160.0230.0420.300.0070.0527.9512200.0200.0340.300.0060.0538.0021200.0230.0360.300.0060.057.9816180.0220.0370.300.0060.05 (2),,. (3),,. (4),、、、,,4.0/m3. (5),,,,.,. (6),,800m3/d,.:[1].[J].,2001,34(11):53.[2],.pH[J].,2002,19(2):34-35.[3].[J].,2001,19(6):24-25.[4], ,,.[J].,1997,23(6):25-29.[5].[J].,2001,21(3):32-35.8723 1 :ChemicalclassificationtreatmentinelectroplatingwastewaterHUANGMing,WEICai-chun,LUYan-qin,ZHANXue-hong,WANGDun-qiu(DepartmentofResourcesandEnvironmentalEngineering,GuilinInstituteofTechnology,Guilin541004,China)Abstract:Thetechnologyofchemicalclassificationisappliedtotreatelectroplatingwastewater.Accordingtothefluctuationofthewastewatereffluent,theacidwastewatercontainingchromium,cuprum,nickelcanbecollectedandtreatedrespectively.Thedesignedcapacityoftreatingwastewateris800m3/d.Morethanoneyear'soperationshowsthefinaleffluenttobeahighefficienttreatment,andthetreatmentwayismoreeffectivethantheconventionalthefirst-classnationalstandardofdrainingthepollutedwater(GB8978-96),ρ(SS)≤21mg/L;ρ(TCr)≤0.036mg/L;ρ(TNi)≤0.3mg/L;ρ(TCu)≤0.007mg/L;pH=7.95～8.00.TheengineeringinvestmentisaboutRMB700000Yuan,andthetreatmentcostisRMB4.0Yuanperstere.Theadministrationfirmisinchargeofthetreatmentplant'soperation.Theenvi-ronmentalprotectionbreauteststhetreatedwastewateratrandom.Keywords:chemicalclassification;electroplatingwastewater;treatment“” ,,。,“”,,,。 。“”,。,,。,。 ,。,,,。,,。 ,。,,,,。。 ,,,10,5,1/5000。88 2003