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煤气设备动火作业安全 | 2010-10-29 7:50:00
煤气设备动火作业安全
1、在煤气设备上动火,必须要有作业方案和安全措施,并要取得煤气防护站或安全主管部门的书面批准。
2、在运行中的煤气设备上动火,设备内煤气应保持正压,动火部位要可靠接地,在动火部位附近要装压力表或与附近仪表室联系。煤气压力不高于300Pa。只准用电焊,不准用气焊。同时要有防护人员在场。
3、在停产的煤气设备上动火
——可靠隔断煤气
——要用可燃气体测定仪测定合格(或测爆合格),并经取空气样分析,其含氧量接近作业环境空气中的含氧量。
——将煤气设备内易燃物清扫干净或通上蒸汽,确认在动火全过程中不形成爆炸性混合气体。
1、在煤气设备上动火,必须要有作业方案和安全措施,并要取得煤气防护站或安全主管部门的书面批准。
2、在运行中的煤气设备上动火,设备内煤气应保持正压,动火部位要可靠接地,在动火部位附近要装压力表或与附近仪表室联系。煤气压力不高于300Pa。只准用电焊,不准用气焊。同时要有防护人员在场。
3、在停产的煤气设备上动火
——可靠隔断煤气
——要用可燃气体测定仪测定合格(或测爆合格),并经取空气样分析,其含氧量接近作业环境空气中的含氧量。
——将煤气设备内易燃物清扫干净或通上蒸汽,确认在动火全过程中不形成爆炸性混合气体。
- 上一篇:压力管道的技术档案管理制度
- 下一篇:安全工程师考试《案例分析》练习及答案
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