1) excessive underpressure automatic isolating valve
超欠压自动切断阀
1.
A comparison is made of advantages and defects among protective measures,including adopting advanced imported regulator,installing fast isolating valve in front of regulator,using two-circuit regulator plus fast isolating valve,installing excessive underpressure automatic isolating valve in front of domestic gas meter etc.
分析了中压燃气直接进入用户燃气表的危害,比较了采用先进的进口调压器、在调压器前安装快速切断阀、采用双回路调压器加快速切断阀、在家用燃气表前装设超欠压自动切断阀等预防措施的优缺点,提出了其适用场所。
2) automatic cutout valve
自动切断阀门
3) overrun cut-off valve
超速切断阀
4) excess pressure cutout
超压切断
5) pressure shut-off valve
压力切断阀
6) high-pressure cut-off valve
高压切断阀
补充资料:冲击波超压与动压