Results 11 to 20 of about 101,352 (285)

Investigation of the Starting Process of a Supersonic Wind Tunnel

open access: bronzeBulletin of JSME, 1980
The starting process of a supersonic wind tunnel with a diffuser with contraction has been studied in detail by schlieren optical observations and pressure measurements. As the result, it has been shown that the wind tunnel starts when the flow is even sonic but not choked at the second throat.
Kazuyasu Matsuo   +3 more
  +7 more sources

Supersonic and transonic Mach probe for calibration control in the Trisonic Wind Tunnel [PDF]

open access: diamondINCAS Bulletin, 2017
A supersonic and high speed transonic Pitot Prandtl is described as it can be implemented in the Trisonic Wind Tunnel for calibration and verification of Mach number precision. A new calculation method for arbitrary precision Mach numbers is proposed and
Alexandru Marius PANAIT
doaj   +2 more sources

Numerical Investigation of a Supersonic Wind Tunnel Diffuser Optimization

open access: goldAerospace
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   +7 more
doaj   +2 more sources

Convergence of transonic wind tunnel test results of the AGARD-B standard model [PDF]

open access: yesFME Transactions, 2020
AGARD-B is a widely-used configuration of a standard wind tunnel model. Beside its originally intended application for correlation of data from supersonic wind tunnel facilities, it was tested in a wide range of Mach numbers and, more recently, used for ...
Damljanović Dijana   +3 more
doaj   +2 more sources

Experimental investigation of a newly designed supersonic wind tunnel [PDF]

open access: yesProgress in Flight Physics – Volume 7, 2015
The flow characteristics of the tandem nozzle supersonic wind tunnel at the Institute of Fluid Mechanics, Technische Universitat Braunschweig, a are investigated. Conventional measurement techniques were utilized. The flow development is examined by pressure sensors installed at various streamwise positions.
Rolf Radespiel, Jie Wu
openaire   +3 more sources

Wind Tunnel Testing on Start/Unstart Characteristics of Finite Supersonic Biplane Wing [PDF]

open access: gold, 2013
This study describes the start/unstart characteristics of a finite and rectangular supersonic biplane wing. Two wing models were tested in wind tunnels with aspect ratios of 0.75 (model A) and 2.5 (model B). The models were composed of a Busemann biplane
Hiroshi Yamashita   +6 more
openalex   +2 more sources

Shape optimization of supersonic ejector for supersonic wind tunnel

open access: yesApplied and Computational Mechanics, 2010
The article deals with the shape optimization of a supersonic ejector for propulsion of an experimental supersonic wind tunnel. This ejector contains several primary nozzles arranged around the mixing chamber wall. CFD software Fluent was used to compute
Dvořák V.
doaj   +1 more source

SHAPE OPTIMIZATION OF SUPERSONIC WIND TUNNEL DIFFUSER USING GENETIC ALGORITHM [PDF]

open access: yesمجله مدل سازی در مهندسی, 2012
Wind tunnel, as an experimental laboratory, has many applications nowadays. Installation of wind tunnel is very expensive, so designers try to reduce wind tunnel’s installation and test costs by optimizing the design of various components of the wind ...
مرتضی Javadpour   +2 more
doaj   +1 more source

Integrated approach to gas-dynamic designing of supersonic air intakes of aircraft

open access: yesAviation, 2021
The analytical and experimental studies of the aircraft’s supersonic air intakes have been carried out. An integrated approach to the gas-dynamic designing of aircraft’s supersonic air intakes that eliminates the scale effect problem of a wind tunnel ...
Aleksey Kornev   +4 more
doaj   +1 more source

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