发明名称 System for accelerating relief valve opening
摘要 A pressure relief valve control system provides a method and apparatus for rapidly closing a relief valve in response to excess fluid pressure. The system uses a programmable controller to rapidly communicate pressure changes to a solenoid actuated valve and two control valves. The solenoid actuated valve has a dedicated accumulator and the two control valves have another dedicated accumulator.
申请公布号 US8413677(B1) 申请公布日期 2013.04.09
申请号 US20100928744 申请日期 2010.12.17
申请人 COFFMAN WILLIAM PAUL;PATRICK CHARLES LELAND;EXPRO AMERICAS, LLC 发明人 COFFMAN WILLIAM PAUL;PATRICK CHARLES LELAND
分类号 F16K31/12;F16K31/02;G05D16/20 主分类号 F16K31/12
代理机构 代理人
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