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Liquid Thermal Sizing Information Sheet

Download a PDF of this form

All formulas for calculations are at the bottom of this page, below the form.

Customer Information
  Customer Name
  Company
  Location
  Email
  Phone # () -
  Fax # () -
  Tag/PSV Numbers
  Quantity
Operating Data
  What is the Relief Valve Protecting?
  Operating Pressure (Po) psig
  Operating Temperature °F
  Set Pressure (Pset) psig
  Back Pressure  
  Superimposed psig
  Is the Superimposed Back Pressure Variable or Constant? Variable       Constant
  Built-up psig
Fluid Data
  Liquid Name
  Specific Gravity (SG)
  Viscosity (μ) cP
  Cubical Expansion Coefficient (B) 1/°F
  Total Heat Transfer Rate (H) BTU/h
  Specific Heat of the fluid (C) BTU/lb/°F

The Formulas used in these calculations are from API RP 521, API RP 520, Relief Systems Handbook, and ASME BPVC, Section VII, Division I.