recordHelmholtzDerivs
Derivatives of dimensionless Helmholtz-function w.r.t. dimensionless pressuredensity and temperature
Extends from Modelica.Icons.Record.
Components
| Type | Name | Default | Description |
|---|---|---|---|
| SI.Density | d | density | |
| SI.Temperature | T | temperature | |
| SI.SpecificHeatCapacity | R | specific heat capacity | |
| Real | delta | dimensionless density | |
| Real | tau | dimensionless temperature | |
| Real | f | dimensionless Helmholtz-function | |
| Real | fdelta | derivative of f w.r.t. delta | |
| Real | fdeltadelta | 2nd derivative of f w.r.t. delta | |
| Real | ftau | derivative of f w.r.t. tau | |
| Real | ftautau | 2nd derivative of f w.r.t. tau | |
| Real | fdeltatau | mixed derivative of f w.r.t. delta and tau |