重要阀门控制系统

Important valve control system

防喘振阀气动控制系统

      具有快开慢关，在紧急情况 （失气、失电）下快速打开阀门以保护风机，并能快速进行

自动/手动切换，实现快速手动操作的防喘振阀用气动控制系统。

Pneumatic control system for anti surge valveA pneumatic control system for anti surge

valves with fast opening and slow closing, which can quickly open the valve to protect

the fan in emergency situations (loss of air or power),  and can quickly switch between

automatic/manual operation, achieving fast manual operation.