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May 23, 2014, 13:14 |
Fully explicit time accurate simulation
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#1 |
New Member
nilesh
Join Date: Mar 2014
Location: Kanpur / Mumbai, India
Posts: 27
Rep Power: 12 |
Hi,
I want to simulate flow over NACA 0018 using MUSCL (without slope limiter) and "explicit runge-kutta" combination (preferably RK4). I wish to compute from t=0 to t=50 without using any kind of implicit methods. However the concept of dual time stepping is confusing to me. Dual time stepping uses euler implicit to take the problem to a steady state and then another 3 time level method to proceed to the next time step. I am into calculating "time-accurate" solutions in which I do not use any turbulence model and explicitly compute upto an estimated non-dimensional time until the flow has fully developed. However I am unable to do so in SU2 as the config file settings confusing me. Please provide me the config file settings and solution writing settings. Start time t=0 End time t=50 time step delt=10^-5 solution write interval: After 1000 steps. Thanks. |
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Tags |
explicit, rk4, su2, time accurate |
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