Measuring and testing – With fluid pressure – Leakage
Patent
1995-11-16
1998-06-02
Williams, Hezron E.
Measuring and testing
With fluid pressure
Leakage
73 40, G01M 308
Patent
active
057602921
ABSTRACT:
A monitoring system for a fluid flow connector such as for oil or gas production flow is able to maintain the integrity of the seal at a junction between fluid conduits and generate a warning signal or activate a secondary seal in the event of main seal failure.
The monitoring system of the invention is used with a hydraulic seal to which barrier fluid is supplied under pressure. The pressure of the barrier fluid is sensed at the seal and compared to the applied pressure. A drop in pressure indicates a leaking seal and a warning signal may be generated and/or a secondary seal brought into operation.
The system is particularly useful when a plurality of junctions of conduits are present in a connector. Independent supplies of barrier fluid to the seals at each junction are provided so that identification of a leaking seal is accurate and timely.
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Framo Engineering AS
Politzer Jay L.
Williams Hezron E.
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