Results 71 to 80 of about 80,594 (224)

Experiment on Shock Wave Control of a Hypersonic Vehicle Standard Model Based on Plasma Synthetic Jet

气体物理
The novel active flow control technology based on plasma synthetic jet (PSJ) has great application potential in the field of shock wave control due to its advantages such as no gas source, strong control ability, and wide excitation frequency band.
Wei XIE, Guotun HU, Wei SHI, Yan ZHOU, Hongbo LU, Zhenbing LUO   +5 more
doaj   +1 more source

Experimental investigation of the influence of the passive porous coating on laminar-turbulent transition of the hypersonic boundary layer of the sharp cone at angles of attack

MATEC Web of Conferences, 2017
The problem of the delaying laminar to turbulent transition by the passive porous coating on the sharp cone at the angle of attack has been studied for the first time.
Morozov Sergey, Lukashevich Sergey, Shiplyuk Alexander   +2 more
doaj   +1 more source

Spectral emissivity inversion of quartz composite ceramics under hypersonic airflow collision

Materials Research Express, 2020
In this paper, the radiation spectra of quartz composite ceramic thermal protective materials in a pneumatic environment were measured in a plasma arc wind tunnel experiment.
Pengcheng Cai, Li Shuang, Jing Shi, Minsi Xin, Yong Tan, Hongxing Cai   +5 more
doaj   +1 more source

Study on the characteristics of interaction flowfields induced by supersonic jet on a revolution body

Theoretical and Applied Mechanics Letters, 2017
The paper focuses on the triple jets interaction with a hypersonic external flow on a revolution body. The experimental model is a ogive-cylinder body with three supersonic nozzles, which are aligned along the flow direction.
S.J. Luo, Z.Y. Ni, Y.F. Liu
doaj   +1 more source

Parameter Identification and Control Method of a Hypersonic Wind Tunnel Attack Angle Mechanism

Jixie chuandong, 2020
Aiming at a hypersonic wind tunnel angle of attack mechanism， its special structural characteristics and kinematics are analyzed， and its parameter identification and control methods are studied.
Guoliang Zheng, Dewei Zhang, Guangfei You, Leile Zhang, Yiyong Wu, Hongtao Yang   +5 more
doaj  

A Multi-Mode Dynamic Fusion Mach Number Prediction Framework

Aerospace
The precise control of Mach numbers in supersonic and hypersonic compressor wind tunnel systems is a critical challenge in aerodynamic research. Although existing studies have improved prediction accuracy to some extent through machine learning methods ...
Luping Zhao, Weihao Li, Wentao Xu
doaj   +1 more source

Plasma Arc Heating for Hypersonic Wind-Tunnels [PDF]

, 1962

openalex   +1 more source

Three-dimensional characteristics of separation vortex generated by crossing shock/boundary layer interaction

AIP Advances
Three-dimensional shock/boundary layer interactions (SBLIs) in the hypersonic inlet generate the separation vortex, which affects the flow uniformity of the inlet and can even cause the inlet to unstart.
Yi-long Zhao, Yong-yi Zhou, Yu-xin Zhao
doaj   +1 more source

Numerical Investigation of a Supersonic Wind Tunnel Diffuser Optimization

Aerospace
The objective of this study is to enhance the methodology for the design of a supersonic wind tunnel, improving the process with advanced computational techniques.
Riccardo Nicoletti, Francesco Margani, Luca Armani, Antonella Ingenito, Chihiro Fujio, Hideaki Ogawa, Seoeum Han, Bok Jik Lee   +7 more
doaj   +1 more source

87th Annual Meeting of the Meteoritical Society 2025: Abstracts

Meteoritics &Planetary Science, Volume 60, Issue S1, Page 30-350, August 2025.
wiley   +1 more source