宝日希勒露天矿采场水净化系统升级改造工程实践王常建1,马立博1,杨光辉1,李程1,王海棠2,3(1.国家能源集团国能宝日希勒能源有限公司,内蒙古呼伦贝尔021000;2.北京低碳清洁能源研究院,北京102209;3.煤炭开采水资源保护与利用全国重点实验室,北京102209)摘要:以宝日希勒露天矿采场水净化系统升级改造项目为例,分析了采场水改造前处理现状和采场水水质特点,改造系统采用了“混凝-沉淀-过滤”净化工艺,并介绍了主要设计参数、运行状况及运行费用。实践表明,该系统运行稳定,出水水质同时满足GB20426—2006《煤炭工业污染物排放标准》以及GBT18920—2020《城市污水再生利用城市杂用水水质》指标要求,实现了露天矿采场水100%回用。关键词:露天矿;矿坑水;净化系统;煤炭基地;回用中图分类号:X703文献标识码:A文章编号:1005-8397(2023)06-0090-04EngineeringapplicationofupgradingofminewaterpurificationsysteminminingareaofBaorixileSurfaceMineWANGChang-jian1,MALi-bo1,YANGGuang-hui1,LICheng1,WANGHai-tang2,3(1.GuonengBaorixileEnergyCo.,Ltd.,ChinaEnergyInvestmentCorporation,HulunBuir,InnerMongolia021000,China;2.NationalInstituteofClean-and-Low-CarbonEnergy,Beijing102209,China;3.StateKeyLaboratoryofWaterResourceProtectionandUtilizationinCoalMining,Beijing102209,China)Abstract:BytakingtheupgradingprojectofminewaterpurificationsysteminBaorixilesurfacemineasacasestudy,thecurrentsituationoftreatmentofminewaterbeforerenovationandthecharacteristicsofminewaterqualitywereanalyzedinthispaper.Thepurificationsystemof“coagulation-precipitation-filtration”wasadoptedinthisupgradingsystem,andthemaindesignparameters,operatingconditionsandoperatingcostswereintroduced.Theoperationresultsshowedthattheperformanceoftheintegratedtreatmentprocesswasstable.TheeffluentwaterqualitymetthestandofEmissionStandardforPollutantsfromCoalIndustry(GB20426—2006)andtheReuseofUrbanRecyclingWater-WaterQualityStandardforUrbanMiscellaneousUse(GBT18920—2020).Theminewatercanberealized100%reuseinsurfaceminer.Keywords:surfacemine;minewater;purificationsystem;coalbase;reuse收稿日期:2023-04-21DOI:10.16200/j.cnki.11-2627/td.2023.06.022基金项目:国能宝日希勒能源有限公司露天煤矿水资源综合...
