FlowModel1PhaseUtils Namespace Reference

Functions
template<bool is_ad>
std::vector< GenericReal< is_ad > >	computePrimitiveSolutionVector (const std::vector< GenericReal< is_ad >> &U, const SinglePhaseFluidProperties &fp)
	Computes the primitive solution vector from the conservative solution vector. More...
template<bool is_ad>
std::vector< GenericReal< is_ad > >	computeConservativeSolutionVector (const std::vector< GenericReal< is_ad >> &W, const GenericReal< is_ad > &A, const SinglePhaseFluidProperties &fp)
	Computes the conservative solution vector from the primitive solution vector. More...
template<bool is_ad>
std::vector< GenericReal< is_ad > >	computeFluxFromPrimitive (const std::vector< GenericReal< is_ad >> &W, const GenericReal< is_ad > &A, const SinglePhaseFluidProperties &fp)
	Computes the numerical flux vector from the primitive solution vector. More...
template<bool is_ad>
std::vector< GenericReal< is_ad > >	getElementalSolutionVector (const Elem *elem, const std::vector< MooseVariable *> &U_vars, bool is_implicit)
	Gets the elemental conservative solution vector. More...

Function Documentation

computeConservativeSolutionVector()

template<bool is_ad>

std::vector<GenericReal<is_ad> > FlowModel1PhaseUtils::computeConservativeSolutionVector	(	const std::vector< GenericReal< is_ad >> &	W,
		const GenericReal< is_ad > &	A,
		const SinglePhaseFluidProperties &	fp
	)

Computes the conservative solution vector from the primitive solution vector.

Parameters

[in]	W	Primitive solution vector
[in]	A	Cross-sectional area
[in]	fp	Fluid properties object

Definition at line 61 of file FlowModel1PhaseUtils.h.

{
  const auto & p = W[THMVACE1D::PRESSURE];
  const auto & T = W[THMVACE1D::TEMPERATURE];
  const auto & vel = W[THMVACE1D::VELOCITY];

  const ADReal rho = fp.rho_from_p_T(p, T);
  const ADReal e = fp.e_from_p_rho(p, rho);
  const ADReal E = e + 0.5 * vel * vel;

  std::vector<GenericReal<is_ad>> U(THMVACE1D::N_FLUX_INPUTS);
  U[THMVACE1D::RHOA] = rho * A;
  U[THMVACE1D::RHOUA] = U[THMVACE1D::RHOA] * vel;
  U[THMVACE1D::RHOEA] = U[THMVACE1D::RHOA] * E;
  U[THMVACE1D::AREA] = A;

  return U;
}

computeFluxFromPrimitive()

template<bool is_ad>

std::vector<GenericReal<is_ad> > FlowModel1PhaseUtils::computeFluxFromPrimitive	(	const std::vector< GenericReal< is_ad >> &	W,
		const GenericReal< is_ad > &	A,
		const SinglePhaseFluidProperties &	fp
	)

Computes the numerical flux vector from the primitive solution vector.

Parameters

[in]	W	Primitive solution vector
[in]	A	Cross-sectional area
[in]	fp	Fluid properties object

Definition at line 91 of file FlowModel1PhaseUtils.h.

{
  const auto & p = W[THMVACE1D::PRESSURE];
  const auto & T = W[THMVACE1D::TEMPERATURE];
  const auto & vel = W[THMVACE1D::VELOCITY];

  const auto rho = fp.rho_from_p_T(p, T);
  const auto e = fp.e_from_p_rho(p, rho);
  const auto E = e + 0.5 * vel * vel;

  std::vector<ADReal> F(THMVACE1D::N_FLUX_OUTPUTS, 0.0);
  F[THMVACE1D::MASS] = rho * vel * A;
  F[THMVACE1D::MOMENTUM] = (rho * vel * vel + p) * A;
  F[THMVACE1D::ENERGY] = vel * (rho * E + p) * A;

  return F;
}

computePrimitiveSolutionVector()

template<bool is_ad>

std::vector<GenericReal<is_ad> > FlowModel1PhaseUtils::computePrimitiveSolutionVector	(	const std::vector< GenericReal< is_ad >> &	U,
		const SinglePhaseFluidProperties &	fp
	)

Computes the primitive solution vector from the conservative solution vector.

Parameters

[in]	U	Conservative solution vector
[in]	fp	Fluid properties object

Definition at line 29 of file FlowModel1PhaseUtils.h.

{
  const auto & rhoA = U[THMVACE1D::RHOA];
  const auto & rhouA = U[THMVACE1D::RHOUA];
  const auto & rhoEA = U[THMVACE1D::RHOEA];
  const auto & A = U[THMVACE1D::AREA];

  const auto rho = rhoA / A;
  const auto vel = rhouA / rhoA;
  const auto v = 1.0 / rho;
  const auto e = rhoEA / rhoA - 0.5 * vel * vel;
  const auto p = fp.p_from_v_e(v, e);
  const auto T = fp.T_from_v_e(v, e);

  std::vector<GenericReal<is_ad>> W(THMVACE1D::N_PRIM_VARS);
  W[THMVACE1D::PRESSURE] = fp.p_from_v_e(v, e);
  W[THMVACE1D::VELOCITY] = vel;
  W[THMVACE1D::TEMPERATURE] = fp.T_from_v_e(v, e);

  return W;
}

getElementalSolutionVector()

template<bool is_ad>

std::vector<GenericReal<is_ad> > FlowModel1PhaseUtils::getElementalSolutionVector	(	const Elem *	elem,
		const std::vector< MooseVariable *> &	U_vars,
		bool	is_implicit
	)

Gets the elemental conservative solution vector.

Parameters

[in]	elem	Element
[in]	U_vars	Vector of conservative variable pointers
[in]	is_implicit	Is implicit?

Definition at line 120 of file FlowModel1PhaseUtils.h.

{
  mooseAssert(elem, "The supplied element is a nullptr.");

  std::vector<GenericReal<is_ad>> U(THMVACE1D::N_FLUX_INPUTS, 0.0);

  if (is_implicit)
  {
    for (unsigned int i = 0; i < THMVACE1D::N_FLUX_INPUTS; i++)
    {
      mooseAssert(U_vars[i], "The supplied variable is a nullptr.");
      U[i] = U_vars[i]->getElementalValue(elem);
    }

    std::vector<dof_id_type> dof_indices;

    const std::vector<unsigned int> ind = {THMVACE1D::RHOA, THMVACE1D::RHOUA, THMVACE1D::RHOEA};
    for (unsigned int j = 0; j < ind.size(); j++)
    {
      const auto i = ind[j];
      U_vars[i]->dofMap().dof_indices(elem, dof_indices, U_vars[i]->number());
      Moose::derivInsert(U[i].derivatives(), dof_indices[0], 1.0);
    }
  }
  else
  {
    for (unsigned int i = 0; i < THMVACE1D::N_FLUX_INPUTS; i++)
      U[i] = U_vars[i]->getElementalValueOld(elem);
  }

  return U;
}