const InputParameters & parameters() const
Computes u*L/alpha where L is the maximum element dimension.
Real computeValue() override
const Moose::Functor< Real > & _speed
The fluid speed.
static InputParameters validParams()
const bool _use_qp_arg
Whether to use a quadrature-based argument to evaluate the functors.
const Moose::Functor< Real > & _alpha
The fluid thermal diffusivity or mass diffusivity. Should have units of length^2/time.