铅冶炼企业高砷酸性废水治理工艺研究_李辉

铅冶炼企业高砷酸性废水治理工艺研究_李辉〔摘要〕通过对比硫化钠法+石灰铁盐法、石灰铁盐法+电化学法，对某铅冶炼企业高砷酸性废水处理试验，研究探索适宜的治理工艺，通过对比分析，采用石灰铁盐法+电化学法在稳定性、操控性、安全性、经济性、先进性等方面优势明显，并且有利于处理后水进入深度处理系统处理回用。〔关键词〕铅冶炼；高砷酸性废水；治理工艺；试验与研究；治理工艺比较中图分类号：X703；X758文献标识码：B文章编号：1004-4345（2017）02-0050-05ResearchontheTreatmentTechnologyofHighArsenicAcidWastewaterinLeadSmeltingEnterpriseLIHui(LeadBranchOfficeofYunnanTinGroup(Holding)CompanyLimited,Gejiu,Yunnan661017,China)AbstractBycomparingthesodiumsulfide+limeferricsaltmethodandlimeferricsalt+electrochemicalmethod,theappropriatetreatmenttechnologyisinvestigatedinhigharsenicacidwastewatertreatmenttestofacertainleadsmeltingenterprise.Bycomparisonandanalysis,thelimeferricsalt+electrochemicalmethodhastheobviousadvantagesintheaspectsofstability,controllability,safety,economyandadvancement,anditisconducivetothewatertreatmentandreuseintheadvancedtreatmentsystemaftertreatment.Keywordsleadsmelting;higharsenicacidwastewater;treatmenttechnology;testandresearch;comparisonoftreatmenttechnology铅冶炼企业高砷酸性废水治理工艺研究李辉（云锡铅业分