An algebraic LCTM model for laminar–turbulent transition prediction

FR Menter, A Matyushenko, R Lechner… - Flow, Turbulence and …, 2022 - Springer
A new algebraic RANS model for laminar–turbulent transition will be presented. The model
follows the Local-Correlation-based Transition Modeling concept, is Galilean invariant and …

Numerical simulation of unsteady single-stage transonic axial compressor flow

T Song, Z Xiao - Physics of Fluids, 2024 - pubs.aip.org
The steady and unsteady flow properties of the National Aeronautics and Space
Administration (NASA) single-stage transonic compressor stage 35 are numerically …

[HTML][HTML] Replicating transition with modified Spalart–Allmaras model

MM Rahman, H Zhu, K Hasan, S Chen - Mathematics and Computers in …, 2024 - Elsevier
An algebraic transition model has been developed to preserve the “flow-structure-adaptive”
characteristics in “Reynolds-Averaged Navier–Stokes”(RANS) computations for multiple …

A Galilean Invariant Variable–Based RANS Closure Model for Bypass and Laminar Separation Bubble–Induced Transition

Y Li, J Xu, L Qiao, Y Zhang, J Bai - Journal of Aerospace …, 2022 - ascelibrary.org
A one-equation Reynolds-averaged Navier-Stokes (RANS) closure model has been
established for bypass transition and laminar separation bubble (LSB)–induced transition. A …

[HTML][HTML] Dual transition scheme on k-equation model

MM Rahman - Computers & Fluids, 2023 - Elsevier
The proposed model integrates two transition mechanisms into the turbulent kinetic energy
(k-equation) turbulence framework, assisted by transition representatives. These include a …

Development of an analytical wall function for bypass transition

E Juntasaro, K Ngiamsoongnirn, P Thawornsathit… - Fluids, 2021 - mdpi.com
The objective of the present work is to propose an extended analytical wall function that is
capable of predicting the bypass transition from laminar to turbulent flow. The algebraic γ …

Implementation and assessment of k-omega-gamma transition model for turbulent flows

S Karabay - 2022 - open.metu.edu.tr
The transition from laminar flow to turbulence is challenging to model in CFD. Due to the
complex nature of transition, it is neglected in CFD codes usually by assuming the flow is …

Development and implementation of a local algebraic transition model in kw-SST formulation

B Okumuş - 2023 - open.metu.edu.tr
This study proposes a new correlation-based algebraic transition model using local
variables. Instead of solving an additional transport equation for intermittency, the model …

[HTML][HTML] Development and Implementation of a Local Algebraic Transition Model in K-ω-SST Formulation

B Okumuş - 2023 - search.proquest.com
This study proposes a new correlation-based algebraic transition model using local
variables. Instead of solving an additional transport equation for intermittency, the model …

Modeling Concept and Formulation

E Juntasaro - Intermittency Equation for Transitional Flow, 2022 - Springer
There is a closure problem in the intermittency equation with one extra unknown term. The
lower-bound and upper-bound limits of this unknown term are revealed. The behavior of this …