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Two Phase Reverse Flow -Psv Sizing For Check Valve Failure Case

Started by namita.modak1, Today, 08:15 AM

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#1 namita.modak1

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Posted Today, 08:15 AM

We have a Vaccum Pump Downstream of which it is two phase and check valve is given on discharge line going to Separator.

On discharge line PSV is provided for a set pressure of 1.3 barg whereas the Separator design pressure is 14 barg.We have strainght guideline in API for single phase check valve failure case but not for Two Phase.Can you please guide how to estimate relief load.

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