WURANFANGZHIYANJIU环境与发展HUANJINGYUFAZHAN排污口设置对感潮河段水环境影响研究包子云1，吴悦2（1.江苏环保产业技术研究院股份公司，江苏南京210000；2.南京市江北新区水政监察大队，江苏南京210000）摘要：为分析感潮河段排污口设置对水环境的影响，以常熟经济技术开发区工业污水处理厂为例，考虑排污口正常工况和事故工况，采用二维水动力水质模型进行预测。结果表明，正常排放情况下，废水引起的长江水质增量较低，不会对周边水环境保护目标产生影响。事故工况下，因废水量相较长江流量极小，各断面依旧稳定达标。研究成果可为长江感潮河段环境风险预测分析与评价提供依据，亦对优化排污口设置起到参考借鉴作用。关键词：水量水质模型；水环境保护；排污口设置；水质预测中图分类号：X522文献标识码：A文章编号：2095-672X(2023)02-0086-08DOI.10.16647/j.cnki.cn15-1369/X.2023.02.014StudyoninfluenceofsewageoutletsettingonwaterenvironmentofTidalRiverStudyoninfluenceofsewageoutletsettingonwaterenvironmentofTidalRiverBaoZiyun1,WuYue2(1.JiangsuAcademyofEnvironmentalIndustryandTechnologyCorp,NanjingJiangsu210000,China;2.NanjingJiangbeiNewDistrictWaterAdministrationSupervisionGroup,NanjingJiangsu210000,China)Abstract:Inordertoanalyzetheinfluenceofoutletsettingonwaterenvironmentofthetidalriver,takingChangshuEconomicandTechnologicalDevelopmentZoneindustrialsewagetreatmentplantasanexample,two-di⁃mensionalhydrodynamicandwaterqualitymodelwasusedtopredicttheimpactonwaterenvironmentofthedis⁃chargeoutletwithconsideringtwoworkingconditions:normalemissionandaccidentalemission.Theresultsshowedthatundernormaldischargecondition,thewaterqualityincrementoftheYangtzeRivercausedbywastewaterislow,itwillnotaffectthesurroundingwaterenvironmentprotectionobjectives.Incaseofaccident,becausethewastewatervolumeisverysmallcomparedwiththeflowoftheYangtzeRiver,eachsectionisstillstableanduptostandard.TheresearchresultscanprovideabasisfortheanalysisandevaluationoftheenvironmentalriskpredictionofthetidalreachoftheYangtzeRiver,andplayareferenceroleinoptimizingthelayoutofsewageoutlets.Keywords：Hydraulicsandwaterqualitymodels;Waterenvironmentprotection;Se...
