June 2011 - PSVPlus Version 7.0.3 available now:

The incomparable process 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.
PSVPlus main characteristics
  • Easy, fast and accurate relieving rate calculation consequent to the most
    frequent process upsets scenario's and emergencies;

  • Orifice Calculation for all the single and mixed fluid phases and PSV
    selection in accordance with international standards;

  • Physical Properties automatic calculation at relieving conditions, starting
    from fluid composition.

  • Immediate Inlet and Outlet lines sizing for both single and two-phase
    fluids, using widely accepted engineering criteria;

  • Immediate and 'effortless' generation of Process Specification sheets,
    Summary Calculation Sheets and Relief Load Summary.

  • Automatic generation of a database including all PSV's data that can be
    immediately downloaded into Smart Plant Instrumentation software
    (by Intergraph Corp.)

  • Interface to ASPEN HYSYS process simulator (by ASPENTech Corp.) to
    import fluids physical properties;

  • Interface to ASPEN FLARENET flare headers systems simulator (by
    ASPENTech Corp.) to import / export all PSV's relevant data and
    calculated back-pressures;

  • Graphical and intuitive user interface;

  • Easy to set-up, learn and use.
What's New in PSVPlus

  • Improved interfaces to Aspen HYSYS and FlareNET to allow automatic
    import of physical properties and data exchange with simulation
    environments;

  • Added API 2000 tank normal and emergency venting calculations;

  • Implemented rigorous calculation of valve inlet / outlet flanges based
    on API 526 tables;

  • Updated 2-phase calculations to be in compliance with API 520 8th Ed.
Who we are

Softbits Consultants Ltd is a UK based process consultancy firm with
decades of experience in process software development and training.
Softbits also develops and market FLARESIM, the industry  standard for
flare radiation modeling.

Softbits acquired an interest in PSVPlus on July 2007 and since then has
developed and expanded the capabilities of this software already present on
the market since almost a decade.
Our Offer

We offer PSVPlus software either 'as is' or customized to our clients specific
requirements.

In addition we provide consultancy services related to Process Design or to
Plant Safety aspects.

We also offer specific training services related to Pressure Safety Valves
calculation design and to software usage.
PSVPlus - Relieving the Pressure of PSV Design
Softbits Consultants Ltd.
info@psvplus.com, +44 1420 561 511, fax +44 87 0051 6362
PSV
TM
Process Software for Pressure Relief Valves Calculation and Design
Plus
PSVPlus 7.0
PSVPlus 7.0 - Release
Notes (pdf file)
PSVPlus 7.0 - Fact Sheet
(pdf file)
PSVPlus Highlights
Product technical details
PSVPlus 7.0 - User's
Manua (pdf file)