GB51283-2020：精细化工企业工程设计防火标准

GB51283-2020······1

1 总则······13

2 术语······14

3 火灾危险性分类······16

4 厂址选择与工厂总平面布置······17

4.1 厂址选择······17

4.2 工厂总平面布置······20

4.3 厂内道路······21

5 工艺系统及生产设施······23

5.1 一般规定······23

5.2 反应器······24

5.3 泵、压缩机······25

5.4 导热油炉······26

5.5 生产设施内布置······27

5.6 污水处理及循环水······29

5.7 泄压排放······29

5.8 过程检测及自动控制······32

6 仓储设施······33

6.1 一般规定······33

6.2 可燃液体储罐······33

6.3 液化烃、可燃气体、助燃气体储罐······36

6.4 可燃液体、液化烃汽车装卸设施······38

6.5 厂内仓库······39

7 管道布置······40

7.1 厂内管线综合······40

7.2 工艺及公用物料管道······40

7.3 含可燃液体生产污水管道······41

8 厂房（仓库）建筑防火······43

8.1 厂房（仓库）耐火等级与构件耐火极限······43

8.2 厂房（仓库）高度、层数、面积······44

8.3 厂房（仓库）平面布置······45

8.4 厂房（仓库）防爆······47

8 5 厂房（仓库）安全疏散······47

9 消防设施······49

9.1 一般规定······49

9.2 企业消防站······49

9.3 消防给水······49

9.4 消火栓系统······51

9.5 自动灭火系统······52

9.6 灭火器设置······52

9.7 消防排水······53

10 供暖通风与空气调节······54

10.1 供暖系统······54

10.2 通风与空气调节······54

10.3 正压送风······55

10.4 事故通风······56

10.5 防排烟······57

11 电气······58

11.1 消防电源、配电······58

11.2 变压器和配电柜及电缆敷设······58

11.3 消防应急照明······59

11.4 防雷和防静电······60

11.5 火灾自动报警系统······60

附录A 防火间距起止点······61

本标准用词说明······62

引用标准名录······63

附：条文说明······64

1 总则······68

2 术语······70

3 火灾危险性分类······78

4 厂址选择与工厂总平面布置······84

4.1 厂址选择······84

4.2 工厂总平面布置······89

4.3 厂内道路······93

5 工艺系统及生产设施······95

5.1 一般规定······95

5.2 反应器······98

5.3 泵、压缩机······100

5.4 导热油炉······101

5.5 生产设施内布置······102

5.6 污水处理及循环水······104

5.7 泄压排放······104

5.8 过程检测及自动控制······111

6 仓储设施······112

6.1 一般规定······112

6.2 可燃液体储罐······112

6.3 液化烃、可燃气体、助燃气体储罐······113

6.4 可燃液体、液化烃汽车装卸设施······113

6.5 厂内仓库······114

7 管道布置······115

7.1 厂内管线综合······115

7.2 工艺及公用物料管道······116

7.3 含可燃液体生产污水管道······118

8 厂房（仓库）建筑防火······120

8.1 厂房（仓库）耐火等级与构件耐火极限······120

8.2 厂房（仓库）高度、层数、面积······121

8.3 厂房（仓库）平面布置······121

8.4 厂房（仓库）防爆······124

8.5 厂房（仓库）安全疏散······124

9 消防设施······126

9.1 一般规定······126

9.2 企业消防站······126

9.3 消防给水······127

9.4 消火栓系统······127

9.5 自动灭火系统······128

9.6 灭火器设嚣······128

9.7 消防排水······129

10 供暖通风与空气调节······130

10.1 供暖系统······130

10.2 通风与空气调节······131

10.3 正压送风······132

10.4 事故通风······133

1O.5 防排烟······134

11 电气······135

11.1 消防电源、配电······135

11.2 变压器和配电柜及电缆敷设······135

11.3 消防应急照明······136

11.4 防雷和防静电······136

11.5 火灾自动报警系统······136