OpenFOAM Tutorial Standard Solvers【转载】

转载自：http://www.cnblogs.com/fortran/articles/1996927.html

boundaryFoam

Steady-state solver for 1D
turbulent flow,typically to generate boundary layer conditions at
an inlet, for use in a simulation

Example Problems:

boundaryLaunderSharma model
which has the ability to in model cases and predict by-pass
transition, using the Launder equations.

boundaryWallFunctions solves
a 1D turbulent model with two walls and one cyclic
boundaries.

bubbleFoam

Solver for a system of two
incompressible fluid phases with one phase dispersed, e.g. gas
bubbles in a liquid

Example Problem:

bubbleColumnclassic bubble
column problem with an inlet and outlet for the foam and bubbles
and two walls.

buoyantFoam

Transient Solver for
buoyant, turbulent flow of compressible fluids for ventilation and
heat-transfer

Example Problem:

hotRoom 3D environment with
one inlet, the "floor", which the user can make any temperature and
watch the thermal effects. i.e., thermal plume emanating from a 600
degree source on the floor

buoyantSimpleFoam

Steady-state solver for
buoyant, turbulent flow of compressible fluids for ventilation and
heat-transfer

Example Problem:

hotRoom same as the first
hot room, however this solver is steady state, showing a longer
process, rather than transient.

buoyantSimpleRadiationFoam

Steady-state solver for
buoyant, turbulent flow of compressible fluids with radiation, for
ventilation and heat-transfer

Example Problem:

hotRadiationRoom a much
finer mesh room than the previous two hotRoom cases, along with an
elevated heating source, radiation

channelOodles

Incompressible LES solver
for flow in a channel

Example Problem:

channel395 solves for
channel flow, with several cyclic patches and only two top and
bottom walls. Able to keep the mass flow rate in the channel
constant, by calculating the velocity at each step, takes a long
time to run.

chtMultiRegionFoam

Solver that couples
conjugate heat transfer in a solid to a buoyancy-driven flow
simulation

Example Problem:

multiRegionHeater same as
the hotRoom example problems, however this has multiple sources for
heat, not just one

compressibleLesInterFoam

Solver for 2 compressible,
isothermal immiscible fluids using a volume of fluid (VOF)
phase-fraction based interface capturing approach, with
LES

Example Problems:

depthCharge2D modeled on a
scale, a charge is blown in the mixture and the turbulence is
modeled in a 2D environment based off the run time and a single
momentum equation

depthCharge3D same thing as
the first, but in a 3D environment.

coodles

Coodles is a generic
single-phase compressible LES solver

Example Problem:

pitzDaily a simple 2D
compression, inlet turbulence case with propane for the fluid, with
an applicable mesh

dieselFoam

Diesel spray and combustion
code

Example Problem:

aachenBomb block filled with
air, a diesel injector is placed on the top center of the block and
n-Heptane is injected, evaporates and combusts

dnsFoam

Direct numerical simulation
solver for boxes of isotropic turbulence

Example Problem:

boxTurb16 a box made up of
six cyclic patches to model isotropic turbulence

electrostaticFoam

Solver for
electrostatics

Example Problem:

chargedWire an electrostatic
solver with user input values for the electric field
strength

engineFoam

Solver for internal
combustion engines

Example Problem:

kivaTest a very complex mesh
of a combustion engine of a cylinder four pistons

financialFoam

Solves the Black-Scholes
equation to price commodities

Example Problem:

europeanCall gives the price
C of the trading cost S, the mesh is 1D

gnemdFoam

General purpose molecular
dynamics solver to simulate atoms in arbitrary shaped domains and
average atomic/molecular quantities to the mesh to create field
data

Example Problems:

constrictedChannel
demonstrates multiple species, tethered molecules, field plots and
the flexibility offered by molConfig

nanoNozzle a channel with a
complex shape of solid walls, where a section of neon is driven
along with mixes of argon, used to demonstrate molecule
demonstration

icoDyMFoam

Transient solver for
incompressible, laminar flow of Newtonian fluids with dynamic
mesh

Example Problem:

movingCone a dynamic moving
mesh that the user can manipulate to produce desired outcome,
simplest moving mesh

icoFoam

Transient solver for
incompressible, laminar flow of Newtonian fluids

Example Problems:

cavity enclosed square flow
field with one moving boundary

cavityClipped the same
cavity, but a square of length of 0.04 m is removed from the bottom
right of the cavity

cavityGrade same as the
cavity mesh, however there are now four individual blocks in the
cavity

elbow models the same
simulation as the cavity cases, however it is not the traditional
block mesh, but bent into an elbow

interDyMFoam

Solver for 2 incompressible
fluids, which captures the interface using a VOF method with
optional mesh motion

Example Problems:

damBreakWithObstacle a wall
of water falls, and crashes into an obstacle inside a 3D
environment

sloshingTank2D a 2D
environment that creates sloshing water to simulate crashing and
oscillating waves

sloshingTank2D3DoF Couldn't
find anything

sloshingTank3D a 3D
environment that created sloshing water to simulate crashing and
oscillating waves

sloshingTank3D3DoF Couldn't
find anything

sloshingTank3D6DoF Couldn't
find anything

interFoam

Solver for 2 incompressible
fluids, which captures the interface using a VOF method

Example Promblem:

damBreak simulation of a
breaking wall, the water runs into an object and is projected
around the 2D environment, modeled from user defined time
steps

laplacianFoam

Solves a simple Laplace
equation, e.g. for thermal diffusion in a solid

Example Problem:

flange a complex mesh of a
flange, shows thermal diffusion through the solid

lesCavitatingFoam

Transient cavitation code
with LES turbulence

Example Problems:

throttle a 2D mesh
consisting of two main chambers and a small connecting tube, from
the tube there is a thrusting source

throttle3D same case as seen
in 3D

lesInterFoam

Solver for 2 incompressible
fluids capturing the interface. Turbulence is modeled using a
runtime selectable incompressible LES model

Example Problem:

nozzleFlow2D a nozzle is
inserted into the bottom left of a wedge container, pouring in a
liquid, very applicable but runs slower than
rasInterFoam

mdEquilibrationFoam

Solver that equilibrates
and/or preconditions molecular dynamics systems

Example Problem:

periodicCube a cubic domain
with a periodic boundary in each direction, there is a lattice of
molecules, each in a block, heated to a target
temperature

mhdFoam

Solver for
magnetohydrodynamics (MHD): incompressible, laminar flow of a
conducting fluid under the influence of a magnetic field

Example Problem:

hartmann this solves the
coupled Maxwell-Navier-Stokes equations for an incompressible
fluid, with a presumed constant electrical conductivity

MRFSimpleFoam

Steady state solver for
incompressible turbulent flow with Multiple Reference Frames
regions

Example Problem:

mixerVessel2D a 2D rotator
or impellor working in a constant flow, can work at any
RPM

multiphaseInterFoam

Solver for an arbitrary
number of incompressible immiscible fluids, capturing the multiple
interfaces using a VOF method

Example Problem:

damBreak4phase same as the
damBreak case, however this case contains different fluids at
different levels in the mesh

damBreak4phaseFine same,
just with a finer mesh for greater resolution

nonNewtonianIcoFoam

Transient solver for
incompressible, laminar flow of non-Newtonian fluids

Example Problem:

offsetCylinder same as the
icoFoam tutorial, however in the mesh there is a cylinder, and it
is made to investigate laminar flow around the cylinder

oodles

Incompressible LES
solver

Example Problems:

pitzDaily same as the
coodles case with a very fine mesh, 244k cells. So it runs very
slowly

pitzDailyDirectMapped the
same as the pitzDaily case with a longer inlet, the mesh is still
composed of mainly walls

potentialFoam

Simple potential flow solver
which can be used to generate starting fields for full
Navier-Stokes codes

Example Problems:

cylinder non-orthogonal
mesh, investigate potential flow around a cylinder

pitzDaily same as the other
pitzDaily examples however, this case considers the Navier-Stokes
equations and can be any fluid

rasCavitatingFoam

Transient cavitation code
with RAS turbulence

Example Problem:

throttle same thruster
problem just as in lesCavitatingFoam, however, it doesn't use LES
turbulence for the thrust

rasInterFoam

Solver for 2 incompressible
fluids capturing the interface. Turbulence is modeled using a
runtime selectable incompressible RAS model

Example Problem:

damBreak same as the other
damBreak cases, however this has a RAS liquid, therefore the
turbulence isn't as great from the other cases

rhoCentralFoam

Density-based compressible
flow solver based on central-upwind schemes

Example Problems:

biconic25-55Run35 a rather
simple mesh made for thermodynamics, with an and a field stream,
this case contains a "perfect gas"

forwardStep a flow of Mach 3
at an inlet to a rectangular geometry with a step near the inlet
region that generates shock waves, can generate a supersonic
flow

LadenburgJet60psi Couldn't
Find Anything

obliqueShock 2D aerodynamic
test problem, there is a supersonic inlet into the simple
rectangular mesh, made to represent the reflection of an oblique
shock, such as a plane going mach

shockTube traditional shock
tube problem, a 2D environment in which a shock wave is produced
and the high-pressure and temperature gasses are shown

wedge15Ma5 very similar to
the oblique shock case, however the meshes bottom right side has
been cut out, the supersonic inlet has now been moved to the vertex
of the cut

rhoPimpleFoam

Transient solver for
turbulent flow of compressible fluids for ventilation and
heat-transfer

Example Problem:

angledDuct a simple mesh of
a duct that is bent at an angle, gas is thrust through the inlet
and makes its way to the outlet while heating the mesh as
well

rhoPorousSimpleFoam

Steady-state solver for
turbulent flow of compressible fluids with implicit or explicit
porosity treatment

Example Problems:

angledDuctExplicit duct with
a rectangular cross section with a sharp 45_ bend at the center.
The porous media is added where the duct is bending and it goes
halfway up the angled duct

angledDuctImplicit same as
the other solver, the difference is the porosity of examples, this
example has a finer mesh, and therefore is far more
robust

rhopSonicFoam

Pressure-density-based
compressible flow solver

Example Problems:

shockTube a one dimensional
unsteady case where a discontinuity, normally in pressure, is
introduced in the middle of the domain

wedge15Ma5 same as the first
wedge case, without the upward scheme, as the solver is also
pressure based

rhoSonicFoam

Density-based compressible
flow solver

Example Problems:

forwardStep same as the
first forward step without the applied upward scheme

shockTube same tube and
solver again, however this one is neither pressure or
central-upwind scheme based

rhoTurbFoam

Transient solver for
compressible, turbulent flow

Example Problem:

cavity the same as the
icoFoam case however this isn't a laminar flow, as well the lid is
no longer the transient side but the back wall

rhoTurbTwinParcelFoam

Transient solver for
compressible, turbulent flow with two thermo-clouds

Example Problem:

simplifiedSiwek multiregion
lagrangian clouds, in a squar 2D mesh with a long inlet in the top
left corner, shows turbulent flow into compression of the
gas

scalarTransportFoam

Solves a transport equation
for a passive scalar

Example Problem:

pitzDaily scalar transport,
swirl test: non-uniform initial field, using field
algebra

settlingFoam

Solver for 2 incompressible
fluids for simulating the settling of the dispersed
phase

Example Problems:

dahl a very fine 2D mesh in
which two 2 fluids are released, one one from the top and the other
from the bottom, they then settle together

tank3D Couldn't find
anything

simpleFoam

Steady-state solver for
incompressible, turbulent flow of non-Newtonian fluids

Example Problems:

airFoil2D a 2D airfoil in a
large square mesh, that is put into the flow of turbulent
non-Newtonian fluids

pitzDaily same as all the
others, however this version has a turbulent flow

pitzDailyExptInlet same
thing with a different inlet

simpleSRFFoam

Steady, incompressible,
rotating reference frame

Example Problem:

mixer a large 3D rotor, can
be applied in many different ways

snappyHexMesh

Automatic meshing
tool

Example Problems:

iglooWithFridges exactly as
advertised, an igloo with 2 fridges in it, simply used to show how
the tool works

motorBike once again, simply
here to show how the tool works

solidDisplacementFoam

Transient segregated
finite-volume solver of linear-elastic, small-strain deformation of
a solid body, with optional thermal diffusion and thermal
stresses

Example Problem:

plateHole a square mesh with
a quarter circle cut out of the bottom left corner, pressure is
applied to the plate for stress analysis

solidEquilibriumDisplacementFoam

Steady-state segregated
finite-volume solver of linear-elastic, small-strain deformation of
a solid body

Example Problem:

beamEndLoad a rectangular
beam is strained, testing the elastic properties of the material,
as well stress is shown in the beam

sonicFoam

Transient solver for
trans-sonic/supersonic, laminar flow of a compressible
gas.

Example Problems:

forwardStep same as the
other forwardStep problems, however this contains a laminar flow
rather than turbo

shockTube another version of
a shock tube problem with a laminar flow and compressible
gas

sonicLiquidFoam

Transient solver for
trans-sonic/supersonic, laminar flow of a compressible
liquid

Example Problem:

decompressionTank a simple
tank under high pressure becomes decompressed by a nozzle inserted
in the side of the tank

sonicTurbFoam

Transient solver for
trans-sonic/supersonic, turbulent flow of a compressible
gas

Example Problems:

nacaAirfoil a supersonic
flow around a 2D NACA airfoil

prism a supersonic flow
blown around a 2D prism

turbFoam

Transient solver for
incompressible, turbulent flow

Example Problem:

cavity same as the last
cavity case, however it contains incompressible gas

twoPhaseEulerFoam

Solver for a system of 2
incompressible fluid phases with one phase dispersed, e.g. gas
bubbles in a liquid

Example Problems:

bed couldn't find
anything

bed2 couldn't find
anything

bubbleColumn couldn't find
anything

XiFoam

Compressible
premixed/partially-premixed combustion solver with turbulence
modeling

Example Problem:

moriyoshiHomogeneous
couldn't find anything

Xoodles

Compressible
premixed/partially-premixed combustion solver with large-eddy
simulation (LES) turbulence modeling

Example Problems:

pitzDaily couldn't find
anything

pitzDaily3D couldn't find
anything