Ubuntu Versions
OpenFOAM and Paraview are currently available for the following
versions of Ubuntu:
12.04 LTS, codename precise
12.10, codename quantal
13.04, codename raring
13.10, codename saucy
Installation
OpenFOAM and Paraview can be simply installed using
the aptpackage
management tool. The user will need to provide superuser password
authentication when executing the following commands
with sudo
In a terminal window, add OpenFOAM to the list of repository
locations for aptto
search, by copying and
pastingthe following in
a terminal
prompt(Applications
-> Accessories ->
Note
1:Line 1 stores the version name of your
Ubuntu distribution (e.g. raring)
under $VERS,
which is used in line 2
Note 2: This only
needs to be done once for a given system
Update the aptpackage
list to account for the new download repository location
sudoapt-getupdate
Install OpenFOAM (222in
the name refers to version 2.2.2): sudoapt-getinstallopenfoam222
Install Paraview (3120in
the name refers to version 3.12.0):
sudoapt-getinstallparaviewopenfoam3120
OpenFOAM-2.2.2 is now installed in
the /optdirectory
(along with and Paraview-3.12.0)
Installation Problems
Networking must be enabled in order to be able to install software
packages in Ubuntu. Installation failure due to networking problems
usually results in an error message that reports failures in
fetching archives and ends with a line like the following:
A few users have encountered an error message similar to the
following during installation (step 3)
Somepackagescouldnotbeinstalled. ... Thefollowinginformationmay
The most likely cause of this error message is that
the universerepositories
are not enabled. To enable them, type the following in a terminal
window:
sudoapt-add-repositoryuniverse sudoapt-getupdate
If MPICH is installed on the system, then during user configuration
(below), the following error message might occur when sourcing
ubuntu安装教程the etc/bashrcfile
in the OpenFOAM installation:
gcc:error:unrecognizedcommandlineoption'--showme:link'
The user can check whether MPICH is installed by typing the
following:
sudoupdate-alternatives--listmpi
which returns /usr/mpich/includeif
MPICH is installed. This error is caused when the
default mpiccis
MPICH, rather than OpenMPI. The simplest way to fix the problem is
to set mpiccto
OpenMPI is by running the following command in a terminal prompt:
sudoupdate-alternatives--setmpi/usr/lib/openmpi/include
The .debfiles
for different versions of Ubuntu supplied can be downloaded directly from the following locations:
User Configuration
In order to use the installed OpenFOAM package, complete the following
Open the .bashrcfile
in the user’s home directory in an editor, e.g. by typing in a terminal window (note the dot)
gedit~/.bashrc
At the bottom of that file, add the following line
(see Note1)
and save the file
source/opt/openfoam222/etc/bashrc
Open a newterminal
window (see Note 2) and
test that the icoFoam application,
from the OpenFOAM package, is working by typing
icoFoam-help
A “Usage” message should appear. Your installation and user configuration is complete.
Note
1:If a similar line has already been added
to the user’s .bashrcfile,
< for a previous version of OpenFOAM, then the line should be deleted or, alternatively, commented out by inserting
a #at
the beginning of the line.
Note
2:If a user wishes to
execute icoFoamin
the sameterminal
window, they must first register the change to
the .bashrcfile
by typing at the terminal prompt (note the dots):
source
$HOME/.bashrc
Getting Started
Create a project directory within the $HOME/OpenFOAMdirectory
named <USER>-2.2. chris-2.2.2for
user chris and OpenFOAM version 2.2.2) and create a directory
named runwithin
it, e.g. by typing:
mkdir-p$FOAM_RUN
Copy
thetutorialexamples
directory in the OpenFOAM distribution to
therundirectory.
If the OpenFOAM environment variables are set correctly, then the
following command will be correct:
cp-r$FOAM_TUTORIALS$FOAM_RUN
Run
the first example case of incompressible laminar flow in a
cavity:
cd$FOAM_RUN/tutorials/incompressible/icoFoam/cavity blockMesh icoFoam paraFoam Refer
to theOpenFOAM
User Guideto
get started.
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