GB50084-2017······1

1 總則······11

2 術語和符號······12

2.1 術語······12

2.2 符號······15

3 設置場所火災危險等級······17

4 系統基本要求······18

4.1 一般規定······18

4.2 系統選型······18

4.3 其他······20

5 設計基本參數······21

6 系統組件······30

6.1 噴頭······30

6.2 報警閥組······32

6.3 水流指示器······33

6.4 壓力開關······33

6.5 末端試水裝置······33

7 噴頭布置······34

7.1 一般規定······34

7.2 噴頭與障礙物的距離······38

8 管道······45

9 水力計算······48

9.1 系統的設計流量······48

9.2 管道水力計算······49

9.3 減壓設施······50

10 供水······53

10.1 一般規定······53

10.2 消防水泵······53

10.3 高位消防水箱······54

10.4 消防水泵接合器······54

11 操作與控制······55

12 局部應用系統······57

附錄A 設置場所火災危險等級分類······59

附錄B 塑料、橡膠的分類······61

附錄C 當量長度表······62

附錄D 減壓孔板的局部阻力系數······63

本規范用詞說明······64

引用標準名錄······65

附: 條文說明······67

1 總則······72

2 術語和符號······77

3 設置場所火災危險等級······81

4 系統基本要求······89

4.1 一般規定······89

4.2 系統選型······90

4.3 其他······97

5 設計基本參數······99

6 系統組件······110

6.1 噴頭······110

6.2 報警閥組······113

6.3 水流指示器······115

6.4 壓力開關······116

6.5 末端試水裝置······116

7 噴頭布置······119

7.1 一般規定······119

7.2 噴頭與障礙物的距離······129

8 管道······132

9 水力計算······137

9.1 系統的設計流量······137

9.2 管道水力計算······141

9.3 減壓設施······143

10 供水······147

10.1 一般規定······147

10.2 消防水泵······149

10.3 高位消防水箱······150

10.4 消防水泵接合器······151

11 操作與控制······153

12 局部應用系統······155