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PIV measurement of the flow field in rectangular tunnel

  • Park, Sang-Kyoo (College of Engineering Science, Chonnam National University) ;
  • Yang, Hei-Cheon (College of Engineering Science, Chonnam National University) ;
  • Lee, Yong-Ho (Graduate School, Chonnam National University) ;
  • Chen, Gong (Graduate School, Chonnam National University)
  • Published : 2008.09.30

Abstract

The development of fluid mechanics is briefly reviewed and the importance of fluid flows to heat and mass transfer in nature as well as to science and engineering is outlined. This paper presents the experimental results of air flow in the rectangular tunnel which has four different exhaust outlets, each distance of which from the inlet is 0, 30, 60 and 90mm respectively. This experiment is conducted by using the olive oil as the tracer particles and the kinematic viscosity of the air flow is $1.51{\times}10^{-5}\;m^2$/s. The flow is tested at the flow rate of 1.3 $m^3$/h and the velocity of 0.3 m/s. PIV technology can be used to make a good description of the smoke flow characteristics in the tunnel.

Keywords

References

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  1. Flow Field Analysis of Smoke in a Rectangular Tunnel vol.33, pp.5, 2009, https://doi.org/10.5916/jkosme.2009.33.5.679
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  3. Experimental and CFD Simulations of Polluted Air Behavior in Rectangular Tunnels vol.35, pp.5, 2011, https://doi.org/10.5916/jkosme.2011.35.5.608
  4. Flow Behavior in a Rectangular Tunnel Opened and Closed at Both Sides Using CFD vol.36, pp.3, 2012, https://doi.org/10.5916/jkosme.2012.36.3.368
  5. Flow Characteristics of Polluted Air in a Rectangular Tunnel using PIV and CFD vol.36, pp.5, 2012, https://doi.org/10.5916/jkosme.2012.36.5.609
  6. Distribution of CO Concentration in Two Tunnel Models Using CFD vol.36, pp.7, 2012, https://doi.org/10.5916/jkosme.2012.36.7.910