Dumux::ShallowWater Namespace Reference

Classes
struct	RiemannSolution

Functions
template<class Scalar>
RiemannSolution< Scalar >	exactRiemann (const Scalar dl, const Scalar dr, const Scalar ul, const Scalar ur, const Scalar vl, const Scalar vr, const Scalar grav, const Scalar s=0.0)
	Exact Riemann solver for Shallow water equations.
template<class Scalar>
static Scalar	fluxLimiterLET (const Scalar valueLeft, const Scalar valueRight, const Scalar upperH, const Scalar lowerH)
	Flux limiter function to scale fluxes for small water depths.
template<class Scalar, class GlobalPosition>
std::array< Scalar, 3 >	riemannProblem (const Scalar waterDepthLeft, const Scalar waterDepthRight, Scalar velocityXLeft, Scalar velocityXRight, Scalar velocityYLeft, Scalar velocityYRight, const Scalar bedSurfaceLeft, const Scalar bedSurfaceRight, const Scalar gravity, const GlobalPosition &nxy)
	Construct Riemann Problem and solve it.
template<class Scalar, class GlobalPosition>
std::array< Scalar, 3 >	fixedWaterDepthBoundary (const Scalar waterDepthBoundary, const Scalar waterDepthInside, const Scalar velocityXInside, const Scalar velocityYInside, const Scalar gravity, const GlobalPosition &nxy)
	Compute the outer cell state for fixed water depth boundary.
template<class Scalar, class GlobalPosition>
std::array< Scalar, 3 >	fixedDischargeBoundary (const Scalar dischargeBoundary, const Scalar waterDepthInside, const Scalar velocityXInside, const Scalar velocityYInside, const Scalar gravity, const GlobalPosition &nxy)
	Compute the outer cell state for a fixed discharge boundary.

Function Documentation

fixedDischargeBoundary()

template<class Scalar, class GlobalPosition>

std::array< Scalar, 3 > Dumux::ShallowWater::fixedDischargeBoundary	(	const Scalar	dischargeBoundary,
		const Scalar	waterDepthInside,
		const Scalar	velocityXInside,
		const Scalar	velocityYInside,
		const Scalar	gravity,
		const GlobalPosition &	nxy )

Compute the outer cell state for a fixed discharge boundary.

Parameters

dischargeBoundary	Discharge per meter at the boundary face [m^2/s]
waterDepthInside	Water depth in the inner cell [m]
velocityXInside	Velocity in x-direction in the inner cell [m/s]
velocityYInside	Velocity in y-direction in the inner cell [m/s]
gravity	Gravity constant [m/s^2]
nxy	Normal vector of the boundary face

Returns

cellStateOutside The outer cell state

fixedWaterDepthBoundary()

template<class Scalar, class GlobalPosition>

std::array< Scalar, 3 > Dumux::ShallowWater::fixedWaterDepthBoundary	(	const Scalar	waterDepthBoundary,
		const Scalar	waterDepthInside,
		const Scalar	velocityXInside,
		const Scalar	velocityYInside,
		const Scalar	gravity,
		const GlobalPosition &	nxy )

Compute the outer cell state for fixed water depth boundary.

Parameters

waterDepthBoundary	Discharge per meter at the boundary face [m^2/s]
waterDepthInside	Water depth in the inner cell [m]
velocityXInside	Velocity in x-direction in the inner cell [m/s]
velocityYInside	Velocity in y-direction in the inner cell [m/s]
gravity	Gravity constant [m/s^2]
nxy	Normal vector of the boundary face

Returns

cellStateOutside The outer cell state