Non-linear revision of multiple-time-scale turbulence model and its verification
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Graphical Abstract
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Abstract
A nonlinear multiple-time-scale turbulence model is derived by using a nonlinear Reynolds stress formula. The modified model is used to simulate the flow over a backward-facing step by finite volume method,the computed results are wel agreement with the test data and much better than that of the multiple-time-scale turbulence model.
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