Drag reduction of a slanted-base cylinder using sweeping jets

X Chen, S Zhong, O Ozer, A Weightman - Physics of Fluids, 2022 - pubs.aip.org
In this work, a pair of sweeping jet actuators is installed underneath the endplate of a slanted-
base cylinder at Re D= 200 000. The sweeping jets form a 30 inclined angle with the …

[HTML][HTML] A review on aero-engine inlet-compressor integration and inlet flow distortion in axial compressors

Z Li, D Sun, X Dong, X Sun - Fundamental Research, 2024 - Elsevier
The air intake-compression systems of modern aircraft usually use the aero-engine intake
and fan/compressor as the main components. Inlet-engine compatibility has always been …

[HTML][HTML] Experimental study on the outlet flow field and cooling performance of vane-shaped pre-swirl nozzles in gas turbine engines

Y Liu, B Lu, X Kong, H Chen - Case Studies in Thermal Engineering, 2023 - Elsevier
The pre-swirl nozzles are a crucial part of gas turbine's cooling pre-swirl system, because
they directly affect the cooling performance of the system and the life of the turbine blades …

Experimental and numerical investigation of an s-shaped duct using pulsed jet actuators with multiple angles

C Wang, H Lu, X Kong, S Wang, S Guo - Thermal Science and Engineering …, 2023 - Elsevier
The complexity and twistiness of the ultra-compact S-shaped ducts with high curvature
aggravate the internal flow separation, which affects the intake efficiency. An advanced flow …

Distortion elimination for serpentine duct at various Mach numbers using co-flow jet active flow control

K Xu, G Zha - Aerospace Science and Technology, 2024 - Elsevier
This paper numerically investigates Co-flow Jet (CFJ) active flow control (AFC) for
eliminating the AGARD M2129 serpentine inlet distortion with throat Mach number (M th) …

Comparative study using renormalized group k-ɛ, realizable k-ɛ, and standard k-ɛ models for flow through S-shaped diffuser

AK Das, RK Singh, N Gupta, A Kumar… - International Journal on …, 2024 - Springer
Diffusers are mechanical devices that recover static pressure at the expense of the kinetic
energy of flowing fluid. The present study is intended about the different design of S-shaped …

Active Flow Control of a Supercritical Airfoil and Flap with Sweeping Jets

S Luo, L Li, K Cheng, Y Gu, R Fang, W Wang - Applied Sciences, 2023 - mdpi.com
Featured Application The present study can be used for the development of high-lift flow-
control devices for future civil aircraft. Abstract To provide sufficient lift during takeoff and …

[HTML][HTML] 出口分流装置对振荡射流流场的影响

杨帆, 温新, 何创新, 王士奇 - 空气动力学学报, 2023 - pubs.cstam.org.cn
为了探究连续-离散脉冲式振荡器内部的流动过程及分流楔对出口峰值速度和振荡频率的影响,
二维非定常模拟了五种工况下的两种分流距离的连续-离散脉冲式振荡器以及连续扫掠式振荡器 …

PCA-Kriging-Based Oscillating Jet Actuator Optimization and Wing Separation Flow Control

Q Sun, W Wang, J Pan - Aerospace, 2024 - search.proquest.com
In order to improve the separation control effect of an oscillating jet, the external flow field of
the actuators and the wing wake are obtained via hot-wire measurements to optimize the …

A Numerical Investigation of Active Flow Control Strategies for the Suppression of Aerodynamic Flow Separations in a Very Aggressive Intermediate Compressor Duct

A Kaliyaperumal, N Glodic… - … Expo: Power for …, 2024 - asmedigitalcollection.asme.org
Abstract Due to Intermediate Compressor Ducts (ICDs) potential to reduce overall engine
weight and therefore specific fuel consumption, many aerospace industry participants have …