POSRV PERFORMANCE EVALUATION TEST APPARATUS AND CONTROL SYSTEM OF THE SAME
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United States of America Patent
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Issued Date -
Apr 2, 2015
app pub date -
Dec 17, 2013
filing date -
Oct 1, 2013
priority date (Note) -
Abandoned
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Abstract
Disclosed are a pilot operated safety and relief valve (POSRV) performance evaluation test apparatus, which can test performance evaluation of a POSRV in a structurally stable state, and cope with various sizes of a lift cylinder or a spring-loaded pilot valve, and a control system of the POSRV performance evaluation test apparatus, which can prevent an inside of the lift cylinder from being suddenly pressed and thus damaged and at the same time more precisely evaluate the performance of the POSRV.
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