Results 11 to 20 of about 25,136 (103)

Shock Tube as an Impulsive Application Device [PDF]

open access: yesInternational Journal of Aerospace Engineering, Volume 2017, Issue 1, 2017., 2017
Current investigations solely focus on application of an impulse facility in diverse area of high-speed aerodynamics and structural mechanics. Shock tube, the fundamental impulse facility, is specially designed and calibrated for present objectives ...
Niranjan Sahoo   +3 more
core   +3 more sources

Design of Diaphragmless Shock Tube and Research on its Normal Temperature Characteristics

open access: yesJournal of Physics: Conference Series, 2020
Abstract Shock wave is an important physical phenomenon in supersonic airflow. The shock tube is an experimental device that generates shock wave. It generates shock wave by generating a pressure difference between its high-pressure section and low-pressure section.
Ming-Yuan Zhang   +4 more
semanticscholar   +3 more sources

Diaphragmless shock tube for primary dynamic calibration of pressure meters

open access: yesACTA IMEKO, 2020
In conventional shock tubes with a diaphragm many effects related to the burst of the diaphragm can influence the shock formation and thus prevent an ideal pressure step change predicted by the shock tube measurement model being generated. This paper presents a newly developed diaphragmless shock tube, in which a diaphragm is replaced with a quick ...
A. Svete, J. Kutin
openaire   +3 more sources

A Transient Driver for Fast Opening of Diaphragmless Shock Tube

open access: yes气体物理
Diaphragmless shock tubes, which circumvent diaphragm rupture, effectively mitigate interference from diaphragm fragments in the test section, thereby significantly enhancing testing frequency and result reproducibility.
Shijie BAI   +4 more
doaj   +2 more sources

Diaphragmless single-pulse shock tube for high-temperature chemical kinetics studies

open access: yesReview of Scientific Instruments, 2019
Single-pulse shock tubes are effective tools for measuring chemical kinetics at high temperatures, typically (900–1400) K. However, the use of a diaphragm for shock generation leads to significant shock-to-shock inconsistencies in temperature for a constant initial pressure ratio across the discontinuity.
W. Sean McGivern   +2 more
openaire   +4 more sources

Development of Shock-Wave-Powered Actuators for High Speed Positioning (Second Report: Characteristics of Diaphragmless Shock Tube and Responsiveness of Actuator)

open access: yesInternational Journal of Automation Technology, 2013
Shock tubes experiments are conducted on applications of shock waves to the actuator. The high-pressure and low-pressure sections of a general shock tube are separated by a diaphragm. In this study, a shock wave is generated by “diaphragmless shock tube” which is divided into two sections by a driver piston instead of the diaphragm.
Akira Kotani   +2 more
openaire   +2 more sources

Detonation Initiation via Imploding Shock Waves [PDF]

open access: yes, 2004
An imploding annular shock wave driven by a jet of air was used to initiate detonations inside a 76 mm diameter tube. The tube was filled with a test gas composed of either stoichiometric ethylene-oxygen or propane-oxygen diluted with nitrogen.
Butler D.   +15 more
core   +1 more source

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