Results 81 to 90 of about 28,421 (204)

Analysis of Aerothermal Environment Characteristics of Hypersonic Rudder Shaft Gaps

open access: yes气体物理
Rudder shaft gaps of hypersonic vehicles affect the flow structure and corresponding aerodynamic heating characteristics, resulting in local peak heating near the rudder shaft, which poses a safety risk to the local thermal protection system.
Zhiyi REN   +4 more
doaj   +1 more source

The Hypersonic Experiment SHEFEX - Aerotheromdynamic Layout, Vehicle Development and First Flight Results [PDF]

open access: yes, 2005
The purpose of the SHarp Edge Flight Experiment SHEFEX was the investigation of the aerodynamic behaviour and thermal problems of possible new shapes for future launcher or re-entry vehicles.
Hörschgen, Marcus   +4 more
core  

Research on Thermal Protection of Control Rudder Shaft of Hypersonic Vehicle

open access: yes气体物理
The control rudder is a key component for controlling the attitude of hypersonic aircraft, but the gap area of the rudder is prone to serious thermal load problems.
Jiaqi QIN, Zhiwei SHI, Weilin ZHANG
doaj   +1 more source

Analysis of the Development and Key Technologies of Hypersonic Defense Capability in Foreign Countries [PDF]

open access: yesHangkong bingqi
With the rapid development and application in practical battlefields of hypersonic weapons, the demand for hypersonic defense technologies has become increasingly urgent in various countries.
Wang Enliang, Yuan Cheng, Zhao Yujie, Gao Shuliang
doaj   +1 more source

Hypersonic Flow Theory and Hypersonic Aerodynamics [PDF]

open access: yesJournal of Applied Mechanics, 1960
Wallace D. Hayes   +3 more
openaire   +1 more source

A study of roughness in turbulent hypersonic boundary-layers [PDF]

open access: yes, 1993
The influence of large scale regular roughness on a Mach 5 turbulent boundary layer and a compression corner was investigated on axisymmetric wind tunnel models.
Babinsky, Holger
core   +2 more sources

Experimental study of slender vehicles at hypersonic speeds

open access: yes, 1996
An experimental investigation of the hypersonic flow over (i) a wing-body configuration, (ii) a hemi-spherically blunted cone-cylinder body and (iii) a one-half- power-law body has been conducted for M,, = 8.2 and Re,, = 9.35x104
Singh, Amarjit
core   +2 more sources

Advances in High-Performance Ceramic Materials for Aerospace and Defence Applications: A State-of-the-Art Review

open access: yesCeramics
Ceramic materials are indispensable to aerospace and defence technologies, where structural and functional components are required to withstand extreme thermal, mechanical, and chemically aggressive environments.
Alfredo Aguilar-Elguezabal   +4 more
doaj   +1 more source

An Open-Source Code for High-Speed Non-Equilibrium Gas–Solid Flows in OpenFOAM

open access: yesAerospace
This paper details the development and verification tests of an open-source code named hy2LPTFoam intended for solving high-speed non-equilibrium gas-particle flows in OpenFOAM.
Ziqu Cao, Xiaofeng Zhang, Yonghe Zhang
doaj   +1 more source

SHEFEX-2 - Development Status of the Vehicle and Sub-Systems for a Hypersonic Re-Entry Flight Experiment [PDF]

open access: yes, 2009
The SHarp Edge Flight EXperiment (SHEFEX) is a DLR program to investigate aerodynamic behaviour and thermal protection problems of re-entry vehicles at hypersonic velocities, using unconventional shapes comprising multi-facetted surfaces with sharp edges.
Turner, Peter   +4 more
core  

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