[HTML][HTML] Improved local amplification factor transport equation for stationary crossflow instability in subsonic and transonic flows

XU Jiakuan, Q Lei, BAI Junqiang - Chinese Journal of Aeronautics, 2020 - Elsevier
Transition prediction is a hot research topic of fluid mechanics. For subsonic and transonic
aerodynamic flows, e N method based on Linear Stability Theory (LST) is usually adopted …

Simplified stability-based transition transport modeling for unstructured computational fluid dynamics

DG François, A Krumbein, N Krimmelbein, C Grabe - Journal of Aircraft, 2023 - arc.aiaa.org
Inspired by the γ− Re θ t model framework, a new γ-based model was developed and
implemented into an unstructured Reynolds-averaged Navier–Stokes (RANS) code. The …

High-Reynolds number transitional flow simulation via parabolized stability equations with an adaptive RANS solver

GLO Halila, G Chen, Y Shi, KJ Fidkowski… - Aerospace Science and …, 2019 - Elsevier
The accurate prediction of transition is relevant for aerodynamic analysis and design
applications. Extending the laminar flow region over airframes is a potential way to reduce …

A CFD‐Compatible Amplification Factor Transport Equation for Oblique Tollmien‐Schlichting Waves in Supersonic Boundary Layers

JK Xu, L Qiao, J Bai - International Journal of Aerospace …, 2020 - Wiley Online Library
Boundary layer transition is a hot research topic in fluid mechanics and aerospace
engineering. In low‐speed flows, two‐dimensional Tollmien‐Schlichting (T‐S) waves always …

Receptivity and Stability Theory Analysis of a Transonic Swept Wing Experiment

Y Liu, Y Liu, Z Ji, Y Wang, J Xu - Aerospace, 2023 - mdpi.com
Surface suction provides an efficient way to delay boundary layer transitions. In order to
verify the suction effects and determine the mechanism of suction control in transonic swept …

An inverse design method with aerodynamic design optimization for wing glove with hybrid laminar flow control

Y Yang, J Bai, L Li, T Yang, H Wang, S Ma… - Aerospace Science and …, 2019 - Elsevier
The design of the hybrid laminar flow control (HLFC) system involves the comprehensive
design of the suction control and the profile, and it has become an urgent problem for a three …

Study on the Differences of Transition and Separation Characteristics Between Water and Air

D Peng, J Xiao, X Han, Y Li - International Journal of Applied …, 2022 - World Scientific
The change of flow state in the flow field significantly impacts the operational performance of
fluid machinery equipment such as aircraft or underwater vehicles, among which transition …

[图书][B] The Design and Validation of a UAV Propeller Intended for Extremely Low Reynolds Number Environments

B Hebert - 2020 - search.proquest.com
Mars exploraon and UAV development have both advanced significantly over the past
century, and are now being considered in tandem. Currently needed are UAV propellers that …

Propagation of Three-Dimensional Disturbances Over Finite Wings

E Badcock, S Mughal - AIAA AVIATION FORUM AND ASCEND 2024, 2024 - arc.aiaa.org
This study presents advancements to a laminar-to-turbulent transition prediction technique
based on the linear PSE3D framework. This method models disturbance propagation …

Aerodynamic Shape Optimization and Modeling for Flows Including Transition to Turbulence Effects

GL Olichevis Halila - 2020 - deepblue.lib.umich.edu
In airplane design, engineers aim to reduce drag as much as possible, while respecting
aerodynamic, structural, and budgetary constraints, leading to reduced operational costs …