Mnqbzknndh improved pressure distribution to reduce turbulence wind tunnel

Message:
Abstract:
One of the main objectives in the wind tunnel, creating a manageable and reliable flow with minimal disturbance) is the turbulence in the business section. Factors increasing severity of disturbance in the flow separation point and Napaydaryha work at the beginning and end of the tunnel is Mnqbzknndhy. Among the various methods of reducing the intensity level work in turmoil, forced transport stream using a thin wire installed in the output Mnqbzknndh, one of the newest and is Kmhzynhtryn methods. In this study the effect of thin wires installed at four positions in the Mnqbzknndh convex, the flow pressure distribution is investigated. Results show that the flow behavior in low and high speeds for Mnqbzknndh different. By installing a thin wire in the $ frac {x} {L} = 0.79 $, 54 cm from the starting point work, adverse pressure gradient than the other positions, and thus weaker than the flow is unstable. For this, the lowest intensity of turbulence in the wind tunnel working section has been made.
Language:
Persian
Published:
Mechanical Engineering Sharif, Volume:26 Issue: 1, 2010
Page:
11
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