Kernel that adds the the gravity term in the momentum equations with variable density (assuming we ar...
const RealVectorValue _gravity
The gravity vector.
const Moose::Functor< Real > & _rho
the density
const unsigned int _index
Index x|y|z of the momentum equation component.
virtual Real computeMatrixContribution() override
const Real _rho_0
the reference density
static InputParameters validParams()
virtual Real computeRightHandSideContribution() override