Results 21 to 30 of about 2,038,462 (393)

Cryogenic shock tube [PDF]

open access: yesThe Physics of Fluids, 1973
Two shock tubes have been developed which allow for partial or full immersion of the test sections within a cryogenic bath. One tube is used for the study of shock-wave interactions with strong density gradients, and the other to obtain very large shock Mach numbers with ideal gas conditions in all flow regions.
Liepmann, H. W.   +2 more
openaire   +2 more sources

Study on buffering performance of thin-walled metal tube with different angles

open access: yesDefence Technology, 2018
s: High frequency shock load is often generated during pyrotechnic device working, which is detrimental to spacecraft structures and electric devices. Therefore, it is valuable to reduce the shock load in pyrotechnic device design.
Qun Liu, Wen-tao Wang, Wen-feng Zhang
doaj   +1 more source

Shock propagation through a bubbly liquid in a deformable tube [PDF]

open access: yes, 2011
Shock propagation through a bubbly liquid contained in a deformable tube is considered. Quasi-one-dimensional mixture-averaged flow equations that include fluid–structure interaction are formulated.
Ando, Keita   +6 more
core   +1 more source

An experimental and numerical investigation of the effects of the diaphragm pressure ratio and its position on a heated shock tube performance

open access: yesEnergy Science & Engineering, 2022
The main purpose of this work was to investigate the performance of heated shock tube (ST) with different pressure ratios and diaphragm positions numerically and experimentally.
Yousif Badri   +3 more
doaj   +1 more source

Fundamental Study on Operational Parameters of Diaphragmless Shock Tube

open access: yesMATEC Web of Conferences, 2018
This paper shows influences of initial conditions on a diaphragmless shock tube operation. This facility consists of a driver tube, a driven tube and a damp tank. The driver tube has a circular cross section with diameter of 150 mm and the driven tube, a
Nishiyama Masanori   +2 more
doaj   +1 more source

Dependence of shock-tube boundary layers on shock strength [PDF]

open access: yes, 1969
Using familiar considerations of vorticity transport, the essential behavior of shock-tube boundary layers is explicitly exhibited; the nearly constant functions that cannot be calculated analytically are evaluated numerically and compared with Mirels ...
Okamura, T. T., Sturtevant, B.
core   +1 more source

Shock Tube Radiation Measurements in Nitrogen

open access: yes2018 Joint Thermophysics and Heat Transfer Conference, 2018
Spectrally and spatially resolved radiance has been measured in the Electric Arc Shock Tube (EAST) facility, with the aim of improving fundamental understanding of high en-thalpy flows in pure nitrogen.
A. Brandis, B. Cruden
semanticscholar   +1 more source

Effect of propagation of a reflected shock wave on a pressure field when a detonation wave reflects on an end wall of a tube with opened or closed ignition end

open access: yesNihon Kikai Gakkai ronbunshu, 2017
A detonation wave propagating in a straight tube (detonation tube) was reflected off the end wall of the tube, and the pressure profile produced by the propagation of the reflected shock wave was experimentally investigated.
Shinichi MAEDA   +3 more
doaj   +1 more source

Shock tube data processing tools using open source hardware and software platforms

open access: yesEngineering Reports, 2021
To cater the need of specific shock‐tube data acquisition and processing system, a low cost open‐source alternative has been developed and presented in this paper.
K. Thirumalesh   +3 more
doaj   +1 more source

A Quick-and-Dirty Method for Assessing the Risk of Negative Aeration Effects of Shock Absorbers Equipped with Shim Sliding Base Valves

open access: yesComputer Assisted Methods in Engineering and Science, 2022
This paper presents a quick-and-dirty method to assess the risk of negative aeration effects occurring in twin-tube hydraulic shock absorbers used in passenger cars at the early design stage.
Piotr Czop, Jacek Gniłka
doaj   +1 more source

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