发明名称 |
Circuit functional test system and method |
摘要 |
Method and deadman test circuit for testing a functionality of a shearing blowout preventer. The circuit includes a solenoid valve configured to be electrically controlled and to receive a fluid under a first pressure; a sub plate mounted valve configured to be hydraulically controlled by the solenoid valve and to receive the fluid under a second pressure; and a selector valve fluidly connecting an output of the sub plate mounted valve to a shearing blowout preventer and to a device. The selector valve is configured to be operated by an operator. |
申请公布号 |
EP2466060(A3) |
申请公布日期 |
2016.02.24 |
申请号 |
EP20110191849 |
申请日期 |
2011.12.05 |
申请人 |
HYDRIL USA MANUFACTURING LLC |
发明人 |
JUDGE, ROBERT ARNOLD |
分类号 |
E21B33/035;E21B33/06;E21B33/064 |
主分类号 |
E21B33/035 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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