GB50084-2017：自动喷水灭火系统设计规范

GB50084-2017······1

1 总则······11

2 术语和符号······12

2.1 术语······12

2.2 符号······15

3 设置场所火灾危险等级······17

4 系统基本要求······18

4.1 一般规定······18

4.2 系统选型······18

4.3 其他······20

5 设计基本参数······21

6 系统组件······30

6.1 喷头······30

6.2 报警阀组······32

6.3 水流指示器······33

6.4 压力开关······33

6.5 末端试水装置······33

7 喷头布置······34

7.1 一般规定······34

7.2 喷头与障碍物的距离······38

8 管道······45

9 水力计算······48

9.1 系统的设计流量······48

9.2 管道水力计算······49

9.3 减压设施······50

10 供水······53

10.1 一般规定······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 操作与控制······55

12 局部应用系统······57

附录A 设置场所火灾危险等级分类······59

附录B 塑料、橡胶的分类······61

附录C 当量长度表······62

附录D 减压孔板的局部阻力系数······63

本规范用词说明······64

引用标准名录······65

附: 条文说明······67

1 总则······72

2 术语和符号······77

3 设置场所火灾危险等级······81

4 系统基本要求······89

4.1 一般规定······89

4.2 系统选型······90

4.3 其他······97

5 设计基本参数······99

6 系统组件······110

6.1 喷头······110

6.2 报警阀组······113

6.3 水流指示器······115

6.4 压力开关······116

6.5 末端试水装置······116

7 喷头布置······119

7.1 一般规定······119

7.2 喷头与障碍物的距离······129

8 管道······132

9 水力计算······137

9.1 系统的设计流量······137

9.2 管道水力计算······141

9.3 减压设施······143

10 供水······147

10.1 一般规定······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 操作与控制······153

12 局部应用系统······155