江西永丰县城给水工程扩大初步设计计算说明

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1、摘要江西永丰县城给水工程扩大初步设计摘要本设计题目为：江西永丰县城给水工程扩大初步设计，设计规模为：近期50000，远期60000，进水水质符合国家规定的饮用水源水质标准要求。根据所给资料进行给水工艺设计和单体构筑物设计计算，包括取水输水构筑物设计、输配水管网设计、净水厂设计、工程概算和制水成本计算。净水厂采用工艺流程为：源水→一泵站→混凝剂投入管式混合→折板絮凝池→平流沉淀池→V型滤池→清水池→二级泵房→城市给水管网。选用聚合氯化铝为混凝剂，液氯为消毒剂。水厂出水水质要求达到《生活饮用水卫生规范》（GB5749—2006）。矚慫润厲钐瘗睞枥庑赖。此净水厂的建筑工程总造价为8312

2、2074元，年经营费用为10209474元，单位制水成本为0.79元/m。聞創沟燴鐺險爱氇谴净。关键词：永丰县；给水工程；净水厂；一级泵站；折板絮凝池；平流沉淀池；V型滤池；清水池；二级泵站；城市管网残骛楼諍锩瀨濟溆塹籟。I摘要ThepreliminarydesignoftheexpansionofJiangxiCountyofYongfengwatersupplyproject酽锕极額閉镇桧猪訣锥。AbstractThemaintaskofthisdesignisinyongfengCountyinJiangxiProvince,thepreliminarydesignofthe

3、countywatersupplyproject.Thekeyelementsofdesign:designtodeterminethesize,watersupplysystems,watersupplyschemes,waterengineering,watertreatmentplantdesign,thesecondarypumpingstationdesignandlosers.Waterdistributionnetworkwiththecalculationandadjustment.Designspecificationanddesignofthebookiscom

4、posedoftwopartscalculation.彈贸摄尔霁毙攬砖卤庑。ThetopicofthisdesignisthepreliminarydesignoftheexpansionofJiangxi:YongfengCountywatersupplyengineering,designsize:therecent50000,forward60000,thewaterqualitytomeettherequirementsofdrinkingwatersourcewaterqualitystandardsprescribedbythestate.Accordingtothed

5、ataofdesigncalculationofwatersupplyprocessdesignandsinglebuilding,includingwaterconveyancestructuredesign,deliveryanddistributionpipenetworkdesign,waterpurificationplantdesign,projectbudgetandwatercostcalculation.Netwaterusingprocess:water→onepumpingstations→coagulantintotubularmixing→foldedpl

6、ateflocculator→horizontalflowsedimentationtankV→typefilter→cleanwaterpond→twopumpingstation→citywatersupplynetwork.Polyaluminumchlorideasacoagulant,liquidchlorineasdisinfectant.Waterqualitymeetstherequirementof"thesanitarystandardfordrinkingwater"(GB5749-2006).謀荞抟箧飆鐸怼类蒋薔。Keywords：YongfengCount

7、y;watersupplyengineering;waterworks;onepumpingstation;foldedplateflocculator;horizontalflowsedimentationtank;Vfilter;clear;twostagepumpingstation;citypipenetwork.厦礴恳蹒骈時盡继價骚。I目录目录第一篇设计说明书1茕桢广鳓鯡选块网羈泪。第1章工程概述1鹅娅尽損鹌惨歷茏鴛賴。1.1城市概述1籟丛妈羥为贍偾蛏练淨。