本標(biāo)準(zhǔn)共分6 章，內(nèi)容包括總則、術(shù)語(yǔ)和符號(hào)、節(jié)水設(shè)計(jì)計(jì)算、節(jié)水系統(tǒng)設(shè)計(jì)、非傳統(tǒng)水源利用、節(jié)水設(shè)備、計(jì)量?jī)x表、器材及管材、管件。

GB50555-2010······1

1 總則······9

2 術(shù)語(yǔ)和符號(hào)······10

2.1 術(shù)語(yǔ)······10

2.2 符號(hào)······11

3 節(jié)水設(shè)計(jì)計(jì)算······14

3.1 節(jié)水用水定額······14

3.2 年節(jié)水用水量計(jì)算······21

4 節(jié)水系統(tǒng)設(shè)計(jì)······23

4.1 一般規(guī)定······23

4.2 供水系統(tǒng)······23

4.3 循環(huán)水系統(tǒng)······25

4.4 澆灑系統(tǒng)······26

5 非傳統(tǒng)水源利用······29

5.1 一般規(guī)定······29

5.2 雨水利用······31

5.3 中水利用······32

6 節(jié)水設(shè)備、計(jì)量?jī)x表、器材及管材、管件······34

6.1 衛(wèi)生器具、器材······34

6.2 節(jié)水設(shè)備······35

6.3 管材、管件······37

附錄A “節(jié)水設(shè)計(jì)專(zhuān)篇”編寫(xiě)格式······38

本標(biāo)準(zhǔn)用詞說(shuō)明······43

引用標(biāo)準(zhǔn)名錄······44

附: 條文說(shuō)明······45

1 總則······48

3 節(jié)水設(shè)計(jì)計(jì)算······49

3.1 節(jié)水用水定額······49

4 節(jié)水系統(tǒng)設(shè)計(jì)······55

4.1 一般規(guī)定······55

4.2 供水系統(tǒng)······57

4.3 循環(huán)水系統(tǒng)······61

4.4 澆灑系統(tǒng)······64

5 非傳統(tǒng)水源利用······66

5.1 一般規(guī)定······66

5.2 雨水利用······68

5.3 中水利用······69

6 節(jié)水設(shè)備、計(jì)量?jī)x表、器材及管材、管件······72

6.1 衛(wèi)生器具、器材······72

6.2 節(jié)水設(shè)備······72

6.3 管材、管件······74