1.1.2给水系统组成认知CompositionCognitionofWate

1.1.2给水系统组成认知CompositionCognitionofWaterSupplySystem二、给水系统的组成CompositionofWaterSupplySystem水源Watersource引入管Inletpipe水表节点WatermeterNode给水管网WatersupplyPipenetwork配水装置与附件Water-distributingdevices

andaccessories增（减）压和贮水设备Pressurization(depressurization)

equipmentandwaterstorageequipment给水局部处理设施Localtreatmentfacilities

ofsuppliedwater1234567二、给水系统的组成CompositionofWaterSupplySystem1.水源Watersource指城镇给水管网或自备水源。Itreferstoanurbanwatersupplypipenetworkorself-containedwatersource.2.引入管Inletpipe城镇给水管网和建筑给水管网之间的连接管道。Itisaconnectingpipelinebetweentheurbanwatersupplynetworkandthebuildingwatersupplynetwork.3.水表节点Watermeternode水表节点是安装在引入管上的水表及其前后设置的阀门和泄水装置的总称。Itisageneraltermforthewatermeterinstalledontheinletpipe,thevalves,anddrainagedevicessetinfrontofandbehindit.4.给水管网Watersupplypipenetwork给水管网包括水平干管、立管和横支管。Itincludeshorizontalmainpipes,verticalpipes,andhorizontalbranches.二、给水系统的组成CompositionofWaterSupplySystem阀门Valve阀门Valve水表Watermeter倒流防止器BackflowpreventerY型除污器Y-shapeddirtseparator二、给水系统的组成CompositionofWaterSupplySystem5.配水装置与附件Water-distributingdevicesandaccessories即配水水龙头、消火栓、喷头与各类阀门。Theyincludewater-distributingfaucets,firehydrants,sprinklers

andvariousvalves.二、给水系统的组成CompositionofWaterSupplySystem6.增（减）压和贮水设备Pressurization(depressurization)equipmentandwaterstorageequipment水泵Waterpump减压阀Reducingvalve水箱Watertank二、给水系统的组成CompositionofWaterSupplySystem7.给水局部处理设施Localtreatmentfacilitiesofsuppliedwater当有些建筑对给水水质要求很高、超出现行生活饮用水卫生标准时或其他原因造成水质不能满足要求时，就需要设置一些设备、构筑物进行给水深度处理。Whensomebuildingshavehighrequirementsforthesuppliedwaterquality,whichevenexceedsthecurrentStandardsforDrinkingWaterQuality,orwhenthewaterqualitycannotmeettherequirementsduetootherreasons,itisnecessarytose