ICS91.140.40CCSP4712天津市地方标准DB12/T1111—2021城镇燃气供气设施运行管理规范Managementspecificationforoperationofurbangassupplyfacility2021-12-31发布2022-04-01实施天津市市场监督管理委员会发布DB12/T1111—2021I目次前言................................................................................III1范围................................................................................12规范性引用文件......................................................................13术语和定义..........................................................................24基本规定............................................................................45燃气管道与调压设施..................................................................65.1一般规定........................................................................65.2输配管道........................................................................65.3调压设施........................................................................75.4用户管道........................................................................96天然气门站、储配站、计量站设施......................................................96.1一般规定........................................................................96.2储罐............................................................................96.3除尘、过滤、分离装置............................................................96.4流量计量装置....................................................................96.5容器设备.......................................................................106.6加臭装置.......................................................................106.7紧急切断阀.....................................................................106.8安全阀.........................................................................106.9自控仪表.......................................................................107压缩天然气设施.....................................................................117....
