Sizing excess flow valves

Authors

  • R. A. Freeman,

    1. Monsanto Co., 800 N. Lindbergh, St. Louis, MO 63167
    Search for more papers by this author
    • Raymond A. Freeman is a Fellow in the Engineering Technology Department of Monsanto Chemical Company. He serves as a consultant in the areas of Risk Assessment and Environmental Control. He holds B.S., M.S., and PhD. degrees from the University of Missouri–Rolla. He is a member of AICHE, ACS, Sigma Xi, and is a registered Professional Engineer in the State of Missouri.

  • D. A. Shaw

    1. Monsanto Co., 800 N. Lindbergh, St. Louis, MO 63167
    Search for more papers by this author
    • D. Arthur Shaw is a Principal Engineering Specialist in Monsanto Co. where he serves as a consultant on reaction engineering problems. He has participated in the DIERS Users Group for several years. He holds a BSE from the University of Michigan and MS and PhD from the University of Illinois. He is a member of AIChE and a PE in Missouri.


Abstract

To prevent the catastrophic release of LPG into the atmosphere, The National Fire Protection Association recommends the installation of safety devices such as reverse flow check valves and excess flow valves [1].

Ancillary