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An experimental study of tip-vortex structures behind a small wind turbine with a flanged diffuser

  • Abe, K. (Department of Aeronautics and Astronautics, Kyushu University) ;
  • Kihara, H. (Department of Aeronautics and Astronautics, Kyushu University) ;
  • Sakurai, A. (Department of Aeronautics and Astronautics, Kyushu University) ;
  • Wada, E. (Department of Aeronautics and Astronautics, Kyushu University) ;
  • Sato, K. (Department of Aeronautics and Astronautics, Kyushu University) ;
  • Nishida, M. (Department of Aerospace Systems Engineering, Sojo University) ;
  • Ohya, Y. (Research Institute for Applied Mechanics, Kyushu University)
  • Received : 2006.04.27
  • Accepted : 2006.08.14
  • Published : 2006.10.25

Abstract

Keywords

References

  1. Abe, K. and Ohya, Y. (2004), 'An investigation of flow fields around flanged diffusers using CFD', J .Wind Eng. Ind. Aerodyn., 92, 315-330 https://doi.org/10.1016/j.jweia.2003.12.003
  2. Abe, K., Nishida, M., Sakurai, A., Ohya, Y., Kihara, H., Wada, E., and Sato, K. (2005), 'Experimental and numerical investigations of flow fields behind a small wind turbine with a flanged diffuser', J. Wind Eng. Ind. Aerodyn., 93, 951-970 https://doi.org/10.1016/j.jweia.2005.09.003
  3. Gilbert, B. L. and Foreman, K. M. (1983), 'Experiments with a diffuser-augmented model wind turbine', Trans. ASME, J. Energy Res. Tech., 105, 46-53 https://doi.org/10.1115/1.3230875
  4. Igra, O. (1981), 'Research and development for shrouded wind turbines', Energy Conversion and Management, 21, 13-48
  5. Inoue, M., Sakurai, A., and Ohya, Y. (2002), 'A simple theory of wind turbine with a brimmed diffuser', Turbomachinery, 30-8, 497-502
  6. Jeong, J. and Hussain F. (1995), 'On the definition of a vortex', J. Fluid Mech., 285, 69-94 https://doi.org/10.1017/S0022112095000462
  7. Nagai, M. and Irabu, K. (1987), 'Momentum theory for diffuser augmented wind turbine', Trans. JSME, 53-489, 1543-1547
  8. Ohya, Y., Karasudani, T., Sakurai, A., and Inoue, M. (2006), 'Development of a high-performance wind turbine equipped with a brimmed diffuser shroud', Transactions of the Japan Society for Aeronautical and Space Sciences, 49/163, 18-24
  9. Phillips, D. G., Richards, P. J., and Flay, R. G. J. (2000), 'CFD modelling and the development of the diffuser augmented wind turbine', In Comp. Wind Eng., 2000, Birmingham, 189-192
  10. Ushiyama, I. (1997), Introduction of Wind Turbine, Sanseido Press, Tokyo, pp. 77-84
  11. Vermeer, L. J., Sorensen, J. N., and Crespo, J. (2003), 'Wind turbine wake aerodynamics', Progress in Aerospace Sciences, 39, 467-510 https://doi.org/10.1016/S0376-0421(03)00078-2

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