给排水管网设计

安徽工业大学工商学院毕业设计（论文）说明书共2页第1页┊┊┊┊┊┊┊┊┊┊┊┊┊装┊┊┊┊┊订┊┊┊┊┊线┊┊┊┊┊┊┊┊┊┊┊┊┊摘要本设计是安徽省芜湖市芜湖县管网的设计，包括给水系统，污水排水系统和雨水排水系统三个部分。其中给水系统是通过地形地貌、已知水文条件结合给水管网布置原则进行设计计算的。给水系统设计步骤：根据城市单位人口综合用水量计算用户近期和远期用水量，进行管网定线，计算管段设计流量、管径和水头损失；最高时环状网管网平差计算；确定水泵扬程；分别进行不利管段事故时、消防时的校核计算。排水工程在工程环境保护、保障人民健康和经济上有重要意义。排水体制一般可分为两种类型：合流制和分流制。本设计根据当地地形特点和经济状况，采用雨水、污水分流制。污水管网定线；计算排水街区的面积；污水干管和主干管的设计计算。污水排水系统的设计内容包括排水系统的体制选择、划分排水区域、结合设计要点和自然因素将主干管连入已知污水厂；计算污水设计流量；确定设计参数；绘制管道总平面图。雨水排水系统的设计内容包括进行雨水管渠定线，划分排水面积，拟定出水口的位置；进行雨水管渠水力计算，确定设计参数；确定管渠总平面图。关键词：给水排水管网、管网平差，管网校核、地理信息系统、工程设计安徽工业大学工商学院毕业设计（论文）说明书共2页第2页┊┊┊┊┊┊┊┊┊┊┊┊┊装┊┊┊┊┊订┊┊┊┊┊线┊┊┊┊┊┊┊┊┊┊┊┊┊AbstractThisdesignisthepipenetworkdesignofwuhucountyinAnhuiprovince,includingwatersupplysystem,sewagedrainageandrainwaterdrainagesystemthreeparts.Thewatersupplysystemcarrysonthedesigncalculationbytopography,geomorphologyandincombinationtheknownconditionsofhydrologywithlayoutprincipusofwatersupplypipenetwork.Stepsoffeedsystem’sdesignarethatpeoplecancalculatetheuser’sshort-termandlong-termwaterconsumptionaccordingtocomprehensivewaterconsumptionofurbanunitpopulationforpipelinerouting,andthecalculationofdesigningflowrate,pipediameterandheadloss;thecalculationofthehighestringnetworkadjustment;thedeterminationofthepumphead;andthecheckcalculationseparatelywhenthebadsectionorfireaccient.Drainageengineeringintheengineeringofenvironmentalprotection,safeguardpeople'shealthandeconomyhasimportantsignificance.Drainagesystemingeneralcanbedividedintotwotypes:theconfluencesystemanddistributionsystem.Accordingtothelocalterraincharacteristicsandeconomicconditions,thisdesignadaptstothesystemofrainwaterandthesewagediversion.Peopleproceedtoroutesewagepipenetwork,andcalculatetheareaofdrainageblockandthedesignofthetrunksewerandmainpipe.Sewagedrainagesystemdesigncontentincludesthechoiceofdrainagesystem,drainagearea,combiningwiththedesignpointsandnaturalfactorswillZhuGanGuanconnectedtosewageplantknown;Calculationofsewagedesignflow;Todeterminethedesignparameters;Renderingpipelinetotalfloorplan.Rainwaterdrainagesystemdesigncontentincludesthechoiceofdrainageareaandcombinationthedesignpointswithnaturalfactorstoconnetmainpipetoknownsewageplant.Also,itindudesthecalculationofsewagedesignflow,thedeterminationofdesignparametersandtheplotofpipelinetotalfloorplan.Rainwaterdrainagesystemdesigncontentincludesstormsewerdrainagealignment,drainagearea,thedrawoftheoutletposition,thecalculationofstormsewerdrainagehydraulic,thedeterminationofthedesignparametersandthetubedrainagesiteplan.Keywords:watersupplyanddrainagepipenetwork,networkadjustment,checking,geographicinformationsystem,engineeringdesignofpipenetworks安徽工业大学工商学院毕业设计（论文）说明书共2页第1页┊┊┊┊┊┊┊┊┊┊┊┊┊装┊┊┊┊┊订┊┊┊┊┊线┊┊┊┊┊┊┊┊┊┊┊┊┊目录1绪论.................................................................................................................................11.1课题研究的背景...................................................................................................11.2GIS系统在供排水水管网数据资料采集中的重要性........................................11.2.1给水管网数据资料.....................................................................................11.2.2保证数据准确性的必要性.........................................................................11.2.3GIS在供排水管网管理中的作用..............................................................21.3城市供排水管网的应用.......................................................................................31.3.1城市供排水管网在国外的应用.................................................................31.3.2城市供排水管网在国内的应用.................................................................31.3.3WebGIS技术在城市供排水管网平台中的应用.......................................41.4城市供排水管网系统存在的主要问题...............................................................41.4.1城市给水管网系统存在的问题.................................................................41.4.2城市排水管网系统存在的问题.................................................................51.5市政供排水管网发展趋势...................................................................................51.6课题研究的内容...................................................................................................62城市设计背景资料及工概况.........................................................................................82.1城市概况...............................................................................................................83给水管网设计计算与说明...........................................................................................103.1给水管网概况.....................................................................................................103.1.1给水系统的组成和分类...........................................................................103.1.2影响给水系统布置的因素.......................................................................103.1.3管网系统布置原则...................................................................................113.1.4确定管网布置方案...................................................................................113.2给水管网设计.....................................................................................................123.2.1设计用水量的计算..........