.ThermoPower.Water.ValveVap

Information

Liquid water valve model according to the IEC 534/ISA S.75 standards for valve sizing, compressible fluid.

Extends the ValveBase model (see the corresponding documentation for common valve features).

The product Fk*xt is given by the parameter Fxt_full, and is assumed constant by default. The relative change (per unit) of the xt coefficient with the valve opening can be specified by customising the xtfun function.

Contents

Name	Description
xtfun	Critical ratio characteristic

Revisions

• 15 Mar 2005 by Francesco Casella:
  Rewritten with sqrtReg.
• 16 Dec 2004 by Francesco Casella:
  Standard medium definition added.
• 1 Jul 2004 by Francesco Casella:
  Valve model restructured using inheritance.
  Adapted to Modelica.Media.
• 1 Oct 2003 by Francesco Casella:
  First release.