1.2.2 復雜分區(qū)給水方式的選擇 Selection o

1.2.2復雜分區(qū)給水方式的選擇Selectionofcomplexzonedwatersupplymodes給水方式WaterSupplyMode8.并聯(lián)分區(qū)Parallelpartition給水方式WaterSupplyMode9.減壓分區(qū)Pressurereductionpartition給水方式WaterSupplyMode10.串聯(lián)分區(qū)Seriespartition給水方式WaterSupplyMode11.分質(zhì)給水Quality-basedwatersupply分質(zhì)給水方式即根據(jù)不同用途所需的不同水質(zhì)，分別設置獨立的給水系統(tǒng)。Thequality-basedwatersupplymodeistosetupindependentwatersupplysystemsaccordingtothedifferentwaterqualityrequiredfordifferentpurposes.飲用水給水系統(tǒng)供飲用、烹飪、盥洗等生活用水；Thedrinkingwatersupplysystemprovidesdomesticwaterfordrinking,cookingandwashing;雜用水給水系統(tǒng)用于沖洗便器、綠化、洗車、掃除等用水。Themiscellaneouswatersupplysystemisusedfortoiletflushing,greening,carwashingandcleaning.給水方式WaterSupplyMode在初步確定給水方式時，對層高不超過3.5m的民用建筑，給水系統(tǒng)所需水壓（自室外地面算起），可用以下經(jīng)驗法估算：Whenthewatersupplymodeisdeterminedinitially,forcivilbuildingswithafloorheightofnotmorethan3.5meters,thewaterpressurerequiredbythewatersupplysystem(calculatedfromtheoutdoorground)isestimatedwiththefollowingempiricalmethod:

1層（n=1）為100kPa，100kPaforthe1stfloor(n=1),

2層（n=2）為120kPa，

120kPaforthe2ndfloor(n=2),

3層（n=3）以上每增加1層，增加40kPa40kPaforeachadditionalflooronorabovethe3rdfloor(n=3)估算公式：H=120+(n-2)×40kPaEstimationformula:H=120+(n-2)×40kPa①層數(shù)n≥2②層高不超過3.5mNumberoffloorsn≥2;Floorheightisnotmorethan3.5m給水方式WaterSupplyMode水壓單位：Unitsofwaterpressure:1at=1kgf/cm2（公斤）=10mH2O（米）=98kPa≈100kPa=0.1MPa1at=1kgf/