Numerical study on a novel device for hydrogen mixing enhancement in a scramjet engine: Coaxial injector

S Wang, Z Du, W Huang, G Choubey - Aerospace Science and Technology, 2022 - Elsevier
The mixing process between the fuel and air is very important for the efficient operation of
the scramjet engine, and it has attracted an increasing attention all over the world. In this …

Supersonic cylinder wake dynamics

M Awasthi, S McCreton, DJ Moreau… - Journal of Fluid …, 2022 - search.proquest.com
The supersonic wake of a circular cylinder in Mach 3 flow was studied through high-speed,
focussing schlieren photography. The mean and unsteady behaviour of the separated shear …

Mixing enhancement of ethylene secondary jet injected into supersonic cross-flow using curved pylon

A Sekar, A Vaidyanathan - Acta Astronautica, 2023 - Elsevier
Mixing of ethylene secondary jet injected behind a curved pylon in supersonic cross-flow at
a Mach number of 1.65 has been studied numerically with experimental validation. For the …

Influence of jet parameters of fluidic oscillator-type fuel injector on the mixing performance in a supersonic flow field

S Lee, TS Roh, HJ Lee - Aerospace Science and Technology, 2023 - Elsevier
Numerical analyses are performed to clarify the influence of jet parameters, ie, the sweeping
jet angle and oscillation frequency, of a fluidic oscillator on the mixing performance …

[PDF][PDF] 超声速横向射流三维流场结构特征

张焕好, 肖焱丰, 郑纯, 陈志华, 薛大文, 朱世权… - 推进技术, 2023 - researchgate.net
为了研究超声速燃烧室内燃料与空气快速掺混过程的流场特性, 基于可压缩Navier-Stokes 方程,
采用大涡模拟方法和高精度WENO-TCD 混合格式对来流马赫数为2.68, 喷压比为36 …

Mixing enhancement of transverse jets in supersonic crossflow using an actively controlled novel fluidic oscillator

S Maikap, AK Rajagopal - Physics of Fluids, 2024 - pubs.aip.org
This study investigates the fluid dynamics and mixing characteristics of an oscillating sonic
jet injected into a supersonic cross flow of Mach 2.1 using experimental and computational …

Experimental investigation of the interaction between a curved-surface jet and the mainstream on an airfoil at Mach 8

Z Sun, Z Shi, X Geng, Z Li, Q Sun, S Chen… - Aerospace Science and …, 2023 - Elsevier
The accumulation of aerodynamic heat at the rudder shaft of a hypersonic vehicle will
reduce the vehicle's aerodynamic performance. This paper proposes a trailing-edge curved …

Simulation of the shock wave boundary layer interaction in flat channel with jet injection

AO Beketaeva, AZ Naimanova… - ZAMM‐Journal of …, 2023 - Wiley Online Library
The improvement of the mixing of the injected jet fuel in the cross‐flow oxidant (jet in cross‐
flow (JICF)) in the scramjet combustor is still remains opened problem. JICF is accompanied …

Numerical and experimental investigation on nosebleed air jet control for hypersonic vehicle

L Zhang, J Yang, T Duan, J Wang, X Li, K Zhang - Aerospace, 2023 - mdpi.com
A new idea of nosebleed air jets with strong coupled internal and external flow is put forward
using the lateral jet control principle to improve the maneuverability and fast reaction …

Numerical investigation on the transverse jet into a supersonic crossflow with different pressure ratios

Y Xiao, H Zhang, Z Chen, H Zhang… - … of Computational Fluid …, 2024 - Taylor & Francis
The jet can be applied to the yaw control of a projectile, however, the complex interaction of
the jet with the supersonic mainstream makes the flow field complex and yaw force …