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programming:source_terms [2009/05/25 01:34] hansjoerg created |
programming:source_terms [2010/02/02 07:55] (current) |
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~~DISCUSSION~~ | ~~DISCUSSION~~ | ||
- | I am studying the laminar-turbulence transition in supercritical flow, with aminar initial conditions in a couette cell at Re 350-400. Due to a small pertubation in the flow field (source term in velocity e.g.) the flow becomes turbulent and stays turbulent. I am using a second order FVM scheme at present, but i found channel flow interesting because of the periodic boundary conditions in flow direction, and also to compare the results. My question would be how/where to incooperate a | + | I am studying the laminar-turbulence transition in supercritical flow, with laminar initial conditions in a couette cell at Re 350-400. Due to a small pertubation in the flow field (source term in velocity e.g.) the flow becomes turbulent and stays turbulent. I am using a second order FVM scheme at present, but i found channel flow interesting because of the periodic boundary conditions in flow direction, and also to compare the results. My question would be how/where to incooperate a |
(space-time dependant) source term in the channel flow solver, and how difficult the changes would be. | (space-time dependant) source term in the channel flow solver, and how difficult the changes would be. | ||
Thank you very much | Thank you very much | ||
hansjoerg | hansjoerg |