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学号：常州大学毕业设计（论文）()届题目九层商住楼给水排水工程设计学生学院环境与安全工程学院专业班级给水校内指导教师专业技术职务校外指导老师专业技术职务二○年月-I-九层商住楼给水排水工程摘要:本建筑为九层商住楼，二类高层商住楼，总高度28.4米。一层、二层为商用房，地下室为车库，三至九层为塔式住宅。本论文就该建筑给水排水工程进行了设计，主要内容有：给水系统、消防系统/排水系统、屋面雨水排水系统。给水系统采用分区供水，低采用市政管网直接供水；高区采用变频调速泵供水。消防系统包括了消火栓系统和自动喷水灭火系统，排水系统采用污、废水合流制，并设伸顶通气管。雨水采用重力外排水的方式，及时将屋面雨水排除。此外还包括了水表选型，消防水泵、潜污泵的选型，消防水箱的设计等内容。本设计中给水干管和立管管材均采用钢衬塑复合管，其他支管均采用PPR管；消火栓给水管采用热镀锌钢管，自动喷水灭火系统管道采用内外壁热镀锌钢管；排水管材采用硬聚氯乙烯排水管（UPVC），水力计算按塑料管计关键词：高层商住楼；给水系统；排水系统；消防系统；雨水系统；自动喷水灭火系统-II-Thewatersupplyanddrainageworksaboutnine-storycommercialandresidentialbuildingAbstract：Thisconstructionwasanine-storycommercialandresidentialbuilding,theconstructionwasthesecondcategorybuildingwithatotalheightof28.4meters.Onetotwofloorsarethestarmarket,threetonineoftheresidentialtower.Thewatersupplyanddrainageprojectswasdesignedinthispaperincludingwatersupplysystemcarriedonthedecidedregionwatersupplymentinwhichmunicipalpipenetworkwatersupplydirectlyinlow-useareasandusingfrequencyconversionwatersupplypumptosupplywaterinhigh-useareas,Firesystemincludedfirehydrantsystemandautomaticsprinklersystem.Thedrainageadoptedaconfluencesystem,stormwaterusedthewayofgravitydrainagesothattheroofrainwaterwasdischargedintime.Basides,Italsoincludesaselectionofwatermeters,firepumps,submersiblesewagepumpselection,designoffirewatertank,etc.ThedesignofthewatersupplydryriserpipeandsteelareusedLiningPlasticcompositepipe(hydrauliccalculationoftheplasticpipe),theotherbranchofthePPRareused;firehydrantpipeusedtoheatgalvanizedsteelpipe,automaticsprinklersystempopesusedbothinsideandoutsidewallHotgalcanizedsteelpipe;drainagepipeusingPVCdrainpipes(UPVC),hydrauliccalculationoftheplasticpipe.KeyWords:High-levelcompositecommercial/residentialbuildings;watersupplysystem;drainagesystem;firehydrantsystem;stormwatersystem;automaticsprinklersystem-III-目录一、引言....................................................................................................................................1二、设计任务及设计资料........................................................................................................2（一）设计资料........................................................................................................................21.工程概况及参数.....................................................................................................22.建筑图纸.................................................................................................................2（二）设计任务........................................................................................................................21.计算部分.................................................................................................................22.设计图纸：.............................................................................................................2三、给水说明书........................................................................................................................3（一）给水设计说明书............................................................................................................31.给水方式的选择.....................................................................................................32给水系统组成........................................................................................................43管道布置及设备安装要求....................................................................................4（二）给水计算说明书............................................................................................................51.给水用水定额及是变化系数.................................................................................52.最高日用水量.........................................................................................................53.最高日最高时用水量.............................................................................................54.给水管网水力计算.................................................................................................6四、消火栓系统说明书..........................................................................................................16（一）消火栓系统设计说明..................................................................................................161.消火栓选择...........................................................................................................162消防管道及安装...................................................................................................................16（二）室内消火栓给水系统计算..........................................................................................161消火栓的布置.......................................................................................................16-IV-2水枪喷嘴处所需的水压.......................................................................................173水枪喷嘴的出流量...............................................................................................174水带阻力...............................................................................................................175消火栓口所需水压.............................................................................