Prediction of transition in temporal mixing layer using ILES

Prediction of transition in temporal mixing layer using ILES Int J Adv Eng Sci Appl Math https://doi.org/10.1007/s12572-018-0218-9 IIT, Madras 1 2 Vikas Dwivedi Balaji Srinivasan Indian Institute of Technology Madras 2018 Abstract In this paper, we study the capability of implicit Keywords Implicit large eddy simulation large eddy simulation (ILES) to capture transition. In Temporal mixing layer  Ginzburg–Landau equation particular, we study a planar temporal mixing layer sub- Transition jected to low free stream perturbations. We simulated this problem by ILES and other approaches like Reynolds averaged Navier Stokes simulation (RANS), conventional 1 Introduction large eddy simulation (LES) and direct numerical simula- tion (DNS). Qualitative and quantitative assessment of Transition modelling is one of the most challenging prob- their relative performance reveals the advantage of ILES lems of computational fluid dynamics which is found in over other methods. We propose that any scheme, almost all practical flows. With the onset of turbulence upwinding in this case, will be successful in simulating there is an increase in momentum transfer rate, heat such flows if the discrete dispersion relationship of the transfer rate and skin friction drag which affect important linearized equation is similar to the theoretical dispersion design considerations. In addition to engineering applica- relation. To verify our http://www.deepdyve.com/assets/images/DeepDyve-Logo-lg.png International Journal of Advances in Engineering Sciences and Applied Mathematics Springer Journals

Prediction of transition in temporal mixing layer using ILES

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Publisher
Springer India
Copyright
Copyright © 2018 by Indian Institute of Technology Madras
Subject
Engineering; Engineering, general; Mathematical and Computational Engineering
ISSN
0975-0770
eISSN
0975-5616
D.O.I.
10.1007/s12572-018-0218-9
Publisher site
See Article on Publisher Site

Abstract

Int J Adv Eng Sci Appl Math https://doi.org/10.1007/s12572-018-0218-9 IIT, Madras 1 2 Vikas Dwivedi Balaji Srinivasan Indian Institute of Technology Madras 2018 Abstract In this paper, we study the capability of implicit Keywords Implicit large eddy simulation large eddy simulation (ILES) to capture transition. In Temporal mixing layer  Ginzburg–Landau equation particular, we study a planar temporal mixing layer sub- Transition jected to low free stream perturbations. We simulated this problem by ILES and other approaches like Reynolds averaged Navier Stokes simulation (RANS), conventional 1 Introduction large eddy simulation (LES) and direct numerical simula- tion (DNS). Qualitative and quantitative assessment of Transition modelling is one of the most challenging prob- their relative performance reveals the advantage of ILES lems of computational fluid dynamics which is found in over other methods. We propose that any scheme, almost all practical flows. With the onset of turbulence upwinding in this case, will be successful in simulating there is an increase in momentum transfer rate, heat such flows if the discrete dispersion relationship of the transfer rate and skin friction drag which affect important linearized equation is similar to the theoretical dispersion design considerations. In addition to engineering applica- relation. To verify our

Journal

International Journal of Advances in Engineering Sciences and Applied MathematicsSpringer Journals

Published: Jun 2, 2018

References

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