How do I determine relief temperatures in PSV calculations?
How do I determine relief temperatures in PSV calculations?
(OP)
Is there a general rule to determine what is the relief temperature for blocked outlet, thermal expansion, loss of liquid seal, thermal expansion at suction of pump, pump discharge blocked in, etc.?
Is it safe to use Relief temperature = (oper. temp./op. press.) x relief pressure for these cases.
Thanks!
Is it safe to use Relief temperature = (oper. temp./op. press.) x relief pressure for these cases.
Thanks!





RE: How do I determine relief temperatures in PSV calculations?
Best regards
Morten
RE: How do I determine relief temperatures in PSV calculations?
Could you tell me more about your exception with Fire Case?
Thanks
RE: How do I determine relief temperatures in PSV calculations?
The required valve capacity is then determined as described in API 521 and required valve size determined using API 520.
Best regards
Morten