Relief Valve Loads (RELIEF) - CAESAR II - Reference Data

CAESAR II Applications Guide (2019 Service Pack 1)

PPMProduct
CAESAR II
PPMCategory_custom
Reference Data
Version_CAESAR
11.0 (2019)

The following example analyzes the two relief valve systems, shown below, subject to the simultaneous firing of both valves.

  • Process Steam Conditions - 450 psi, @ 650°F

  • Relief Valve Orifice - JOHNSON #34A-06 2.141 in. ID.

  • Valve Opening Time - 8.0 milliseconds

  • Valve Closing Time - 8.0 milliseconds

  • Relief Duration - 1.0 second