Asymptotic boundary conditions for computing the position of laminar-turbulent transition by the  e   N  -method

A. V. Boiko; K. V. Demyanko; Yu. M. Nechepurenko

doi:10.1134/S0869864319020033

Asymptotic boundary conditions for computing the position of laminar-turbulent transition by the e^N-method

Авторлар: Boiko A.¹^,2, Demyanko K.¹^,3, Nechepurenko Y.¹^,3
Мекемелер:
1. Khristianovich Institute of Theoretical and Applied Mechanics SB RAS
2. Tyumen State University
3. Marchuk Institute of Numerical Mathematics RAS
Шығарылым: Том 26, № 2 (2019)
Беттер: 179-194
Бөлім: Article
URL: https://journals.rcsi.science/1531-8699/article/view/218324
DOI: https://doi.org/10.1134/S0869864319020033
ID: 218324

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Статистика

Аннотация

The work is devoted to the use of asymptotic boundary conditions for engineering prediction of the laminar-turbulent transition position in hydrodynamic flows by the e^N-method. It is shown that the asymptotic boundary conditions can significantly reduce the total computational cost.

Негізгі сөздер

boundary layer, laminar-turbulent transition, e^N-method, hydrodynamic stability, governing equations for small disturbances, local-parallel approach, asymptotic boundary conditions

Авторлар туралы

A. Boiko

Khristianovich Institute of Theoretical and Applied Mechanics SB RAS; Tyumen State University

Хат алмасуға жауапты Автор.
Email: boiko@itam.nsc.ru
Ресей, Novosibirsk; Tyumen

K. Demyanko

Khristianovich Institute of Theoretical and Applied Mechanics SB RAS; Marchuk Institute of Numerical Mathematics RAS

Email: boiko@itam.nsc.ru
Ресей, Novosibirsk; Moscow

Yu. Nechepurenko