19 "Computes a boundary residual contribution consistent with the Diffusion Kernel. " 20 "Does not impose a boundary condition; instead computes the boundary " 21 "contribution corresponding to the current value of grad(u) and accumulates " 22 "it in the residual vector.");
virtual RealGradient computeQpFluxJacobian() override
static InputParameters validParams()
const VariableGradient & _grad_u
the gradient of the unknown variable this BC is acting on
A FluxBC which is consistent with the boundary terms arising from the Diffusion Kernel.
unsigned int _qp
quadrature point index
const VariablePhiGradient & _grad_phi
gradients of shape functions (in QPs)
Boundary condition of a flux type .
virtual RealGradient computeQpFluxResidual() override
static InputParameters validParams()
DiffusionFluxBC(const InputParameters ¶meters)
registerMooseObject("MooseApp", DiffusionFluxBC)