Category Archives: Sci & Tech

General Science and Technology

Install NVIDIA Driver on Fedora 12 Beta (64bit)

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Enable the rpm-fusion repositories. Download packages from http://koji.fedoraproject.org/koji/taskinfo?taskID=1763452: xorg-x11-drv-nvidia-190.42-1.fc12.x86_64.rpm xorg-x11-drv-nvidia-libs-190.42-1.fc12.x86_64.rpm Install it: $sudo yum install livna-config-display system-config-display Download http://leigh123linux.fedorapeople.org/pub/srpm/nvidia-kmod-190.42-3.fc12.src.rpm and install it, then change your directory to /root/rpmbuild/SPECS Build the rpm packages: # rpmbuild bb target=x86_64 nvidia-kmod.SPEC then you should Continue reading Install NVIDIA Driver on Fedora 12 Beta (64bit)→

Time-Dependent Vector Boundary Conditions in OpenFOAM

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OpenFOAM is one of the most famous open-source CFD toolbox, which current version is 1.6. In this version, there are some aspects changed, like: solver syntax, time-dependent vector boundary, integrating some flow models. Here, I will show you how to Continue reading Time-Dependent Vector Boundary Conditions in OpenFOAM→

Transient Boundary Syntax Changed in OpenFOAM v1.5

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Sometimes, implementing time varying boundary conditions for a transient simulation is interesting. A series of pressure (or other varibles) values should be read from a text file, and update the boundary at each timestep. the boundary scalar value type should Continue reading Transient Boundary Syntax Changed in OpenFOAM v1.5→