The 7.0.3 version of PSVPlus is available as a free download on our website. PSVPlus relates to Education Tools. The following version: 7.0 was the most frequently downloaded one by the program users. This program was originally developed by Softbits Consultants Ltd. The PSVPlus installer is commonly called PSV_Plus_7_0.exe, PSV_Plus_5_3.exe or PSV_Plus_6_0.exe etc.
From the developer:
A software that brings seamless integration between the various steps required to calculate, design, specify Pressure Relief Valves for the Oil & Gas, Petrochemical, and Fine Chemical Industries.It allows an immediate Inlet and Outlet lines sizing for both single and two-phase fluids, using widely accepted engineering criteria.
You may want to check out more software, such as MB Free Muhurtha Astrology, CDtool or Travoltage, which might be related to PSVPlus.