1.2.2 复杂分区给水方式的选择 Selection o

1.2.2复杂分区给水方式的选择Selectionofcomplexzonedwatersupplymodes给水方式WaterSupplyMode8.并联分区Parallelpartition给水方式WaterSupplyMode9.减压分区Pressurereductionpartition给水方式WaterSupplyMode10.串联分区Seriespartition给水方式WaterSupplyMode11.分质给水Quality-basedwatersupply分质给水方式即根据不同用途所需的不同水质，分别设置独立的给水系统。Thequality-basedwatersupplymodeistosetupindependentwatersupplysystemsaccordingtothedifferentwaterqualityrequiredfordifferentpurposes.饮用水给水系统供饮用、烹饪、盥洗等生活用水；Thedrinkingwatersupplysystemprovidesdomesticwaterfordrinking,cookingandwashing;杂用水给水系统用于冲洗便器、绿化、洗车、扫除等用水。Themiscellaneouswatersupplysystemisusedfortoiletflushing,greening,carwashingandcleaning.给水方式WaterSupplyMode在初步确定给水方式时，对层高不超过3.5m的民用建筑，给水系统所需水压（自室外地面算起），可用以下经验法估算：Whenthewatersupplymodeisdeterminedinitially,forcivilbuildingswithafloorheightofnotmorethan3.5meters,thewaterpressurerequiredbythewatersupplysystem(calculatedfromtheoutdoorground)isestimatedwiththefollowingempiricalmethod:

1层（n=1）为100kPa，100kPaforthe1stfloor(n=1),

2层（n=2）为120kPa，

120kPaforthe2ndfloor(n=2),

3层（n=3）以上每增加1层，增加40kPa40kPaforeachadditionalflooronorabovethe3rdfloor(n=3)估算公式：H=120+(n-2)×40kPaEstimationformula:H=120+(n-2)×40kPa①层数n≥2②层高不超过3.5mNumberoffloorsn≥2;Floorheightisnotmorethan3.5m给水方式WaterSupplyMode水压单位：Unitsofwaterpressure:1at=1kgf/cm2（公斤）=10mH2O（米）=98kPa≈100kPa=0.1MPa1at=1kgf/