Flying-hot-film anemometry measurements of the effect of back-ground turbulence on a turbulent jet

2010 ◽  
pp. 167-172
1988 ◽  
Vol 16 (2) ◽  
pp. 235-238
Author(s):  
Subhashis Nandy ◽  
Alex Yefim Bekker ◽  
Gregory Allen Winchell ◽  
John Francis O'Riordan

AIAA Journal ◽  
1983 ◽  
Vol 21 (2) ◽  
pp. 308-309 ◽  
Author(s):  
Peter O. Witze
Keyword(s):  

1988 ◽  
Vol 21 (3) ◽  
pp. 235-247 ◽  
Author(s):  
J.M. Hasenkam ◽  
D. Westphal ◽  
H. Nygaard ◽  
H. Reul ◽  
M. Giersiepen ◽  
...  

Author(s):  
Volker Browarzik

Unsteady flow measurements were performed to investigate the internal flow field of a torque converter, especially unsteady rotor/rotor-interaction in the region between pump exit and turbine inlet. Instantaneous flow data were measured with hot-film probes and a computer based data acquisition system. The commonly used ensemble averaging method was adapted to this special case with two independently rotating impellers. Velocity profiles of the flow in the relative frame of reference of the pump impeller were evaluated and they were used to generate a computer animation. The paper gives an overview over the test facilities and the background of the present investigations. It follows a discussion of some essential aspects concerning the use of hot-film anemometry. The methods used to evaluate the data are described in detail and measuring results of the region between pump exit and turbine inlet are presented.


1981 ◽  
Vol 110 ◽  
pp. 115-128 ◽  
Author(s):  
G. Comte-Bellot ◽  
G. Charnay ◽  
J. Sabot

The European Mechanics Colloquium, Euromech 132, was held at the Ecole Centrale de Lyon from 2 to 4 July 1980. Specific areas of hot-wire or hot-film anemometry were presented and discussed, more especially the effect of the finite time constant of the wire supports, the use of yawed hot wires in supersonic flows, the possible improvement of vorticity meters, and multi-point measurements of wall-shear-stress fluctuations. Other subjects described during the meeting included a new technique for concentration measurements in flames, developments and new uses of digitization and conditional sampling, pattern recognition analysis of fluid flow from multi-point, multi-time velocity measurements, and new turbulence measurements in complex flows and in fluid-flow machinery.An exhibition of hot-wire and hot-film anemometers and associated equipment was held during the colloquium.


Author(s):  
Lourenço T. Lima Pereira ◽  
Leandro F. Rego ◽  
Fernando M. Catalano ◽  
Danillo Cafaldo Reis ◽  
Eduardo Lobão Capucho Coelho

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