自动喷水灭火系统中湿式报警阀的设置

The set of the wet alarm valve in the automatic sprinkler system

湿式报警阀是集报警及控制集一体的阀门组合,它的合理化设置对自动喷水灭火系统在火灾时能否及时启动起着至关重要的作用。文章为提高其设置的合理性,以提高自动喷水灭火系统对初期火灾的有效控制率,提出湿式报警阀的设置应安全可靠、要保证系统能自动启动、安装位置应便于操作、应避免过度集中以及对连接报警阀管路及阀门应合理设置等观点。

The wet alarm valve is the combination of alarm and control device. Its reasonable set will play a vital role for whether automatic sprinkler system can start in time when the fire happens. In order to improve the rationality of its setting,and improve the effective control rate of automatic sprinkler system for initial fire,the paper proposes that a set of wet alarm valve should be safe and reliable. It should ensure that the system can automatically start. In addition,the installation position should be easy to operate,and should avoid excessive concentration. The paper also proposes that alarm valve of the connection in the piping and valves should be reasonable.