StagnationPressureAux Class Reference

Compute stagnation pressure from specific volume, specific internal energy, and velocity. More...

#include <StagnationPressureAux.h>

Inheritance diagram for StagnationPressureAux:

Public Member Functions
	StagnationPressureAux (const InputParameters &parameters)

Protected Member Functions
virtual Real	computeValue () override

Protected Attributes
const VariableValue &	_specific_volume
const VariableValue &	_specific_internal_energy
const VariableValue &	_velocity
const SinglePhaseFluidProperties &	_fp

Detailed Description

Compute stagnation pressure from specific volume, specific internal energy, and velocity.

Definition at line 23 of file StagnationPressureAux.h.

Constructor & Destructor Documentation

StagnationPressureAux()

StagnationPressureAux::StagnationPressureAux

(

const InputParameters &

parameters

)

Definition at line 29 of file StagnationPressureAux.C.

  : AuxKernel(parameters),
    _specific_volume(coupledValue("v")),
    _specific_internal_energy(coupledValue("e")),
    _velocity(coupledValue("vel")),
    _fp(getUserObject<SinglePhaseFluidProperties>("fp"))
{
}

Member Function Documentation

computeValue()

Real StagnationPressureAux::computeValue ( )

overrideprotectedvirtual

Definition at line 39 of file StagnationPressureAux.C.

{
  // static properties
  const Real v = _specific_volume[_qp];
  const Real e = _specific_internal_energy[_qp];
  const Real u = _velocity[_qp];
  const Real p = _fp.p_from_v_e(v, e);
 
  // static entropy is equal to stagnation entropy by definition of the stagnation state
  const Real s = _fp.s_from_v_e(v, e);
 
  // stagnation enthalpy
  const Real h0 = e + p * v + 0.5 * u * u;
 
  return _fp.p_from_h_s(h0, s);
}

Member Data Documentation

_fp

const SinglePhaseFluidProperties& StagnationPressureAux::_fp

protected

Definition at line 35 of file StagnationPressureAux.h.

Referenced by computeValue().

_specific_internal_energy

const VariableValue& StagnationPressureAux::_specific_internal_energy

protected

Definition at line 32 of file StagnationPressureAux.h.

Referenced by computeValue().

_specific_volume

const VariableValue& StagnationPressureAux::_specific_volume

protected

Definition at line 31 of file StagnationPressureAux.h.

Referenced by computeValue().

_velocity

const VariableValue& StagnationPressureAux::_velocity

protected

Definition at line 33 of file StagnationPressureAux.h.

Referenced by computeValue().

---

The documentation for this class was generated from the following files:

• fluid_properties/include/auxkernels/StagnationPressureAux.h
• fluid_properties/src/auxkernels/StagnationPressureAux.C