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Multiphase flow based on OpenFOAM®’s volume of fluid method
Turbulent transient vortex shedding behind a plate with holes in a chemical plant. Eddy transport simulation using LES (Large-
Water droplets are evaporating in a quenching device. Strong coupled interaction with heat transfer, multiple species transport, species mass transfer and parcel based particle modelling.
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Moving mesh applications with free surfaces are very computational intensive.
Valve with a sliding mesh approach
Two phase Euler-
Virtual sudden color change in an optimized PVC extrusion die showing a very uniform residence time of the non-
Bag filters are loaded with dust particles, hereby changing the outflow velocity depending on the current load.
The complex flow behavior of a two phase Euler-
Streamlines are changing when the bag filters are clogged more and more.
Clogging water filter animation, showing particle transport and a baffle based filter boundary condition with a Darcy resistance model and with specific handling of turbulence damping
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Animated flow presentations demonstrate the CFD capabilities with open source solvers impressively.
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Valve example: Solved with DHCAE’s OpenFOAM -
The animation shows an example of the ACMI functionality in OpenFOAM which allows sliding meshes and partial overflow in the resulting transition zones. Here the motion is combinded with piston movement.
Filter application: Transfer of the microscale approach (calculated with DNSLab above) to a mesoscale model with porous structures in OpenFOAM (below)