Eulerian particle tracking
Hi everyone,
I am a new user of CFX-4.3. Could someone please tell me how I can write a command file for a simple flow in a pipe using the Eulerian particle tracking. I have looked at the examples but most of them uses Langrangian technique. Regards, Chie Min |
Re: Eulerian particle tracking
Hi' Chie Min
Here is a start for you, (I hope) I have simulated Oil (as dispersed droplets) in water Regards Jan >>OPTIONS THREE DIMENSIONS NUMBER OF PHASES 2 .. :>PHASE NAMES PHASE1 'WATER' PHASE2 'OIL' :>MODEL DATA :>AMBIENT VARIABLES PHASE NAME 'WATER' VOLUME FRACTION 1.0 :>AMBIENT VARIABLES PHASE NAME 'OIL' VOLUME FRACTION 0.0 >>PHYSICAL PROPERTIES >>BUOYANCY PARAMETERS GRAVITY VECTOR 0.0 -9.81 0.0 >>FLUID PARAMETERS PHASE NAME 'OIL' VISCOSITY 8.5E-3 DENSITY 850. >>FLUID PARAMETERS PHASE NAME 'WATER' VISCOSITY 4.666E-4 DENSITY 938. >>MULTIPHASE PARAMETERS :>PHASE DESCRIPTION PHASE NAME 'OIL' LIQUID DISPERSE MEAN DIAMETER 1.0000E-03 MINIMUM VOLUME FRACTION 1.0000E-10 >>PHASE DESCRIPTION PHASE NAME 'WATER' LIQUID CONTINUOUS MODIFY EMPTY CELL VELOCITY 1.E-10 >>INTER PHASE TRANSFER MODELS :>MOMENTUM FIRST PHASE NAME 'WATER' SECOND PHASE NAME 'OIL' SURFACE TENSION COEFFICIENT 0.0659 >>PARTICLE DRAG MODEL FLOW REGIME 'AUTOMATIC' |
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