发明名称 |
VALVE FAULT INDICATION AND CONTROL |
摘要 |
According to aspects described herein, there is disclosed a method of and system for indicating a fault associated with a fluid valve moveable between an open and a closed operative position. The method and system compare a valve state indicator to a valve last command, wherein the valve state indicator represents a detected operative position of the valve and the valve last command being an operative command sent to the fluid valve. The method and system also initiate a fault indication after a predetermined time delay relative to the valve last command being sent and when the valve state indicator does not match the valve last command. After the time delay a fault indication can be initiated immediately upon receipt of a different valve state indicator.
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申请公布号 |
US2011220206(A1) |
申请公布日期 |
2011.09.15 |
申请号 |
US20100723310 |
申请日期 |
2010.03.12 |
申请人 |
TARGET ROCK DIVISION OF CURTISS-WRIGHT FLOW CONTROL CORPORATION |
发明人 |
CORDLE KEVIN GERARD;BEHM JOHN |
分类号 |
F16K37/00 |
主分类号 |
F16K37/00 |
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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