Application of PIV in a Transonic Centrifugal Impeller

  • Hayami Hiroshi (Institute of Advanced Material Study, Kyushu University) ;
  • Hojo Masahiro (Interdisciplinary Graduate School of Engineering Sciences, Kyushu University) ;
  • Aramaki Shinichiro (Institute of Advanced Material Study, Kyushu University)
  • 발행 : 2001.12.01

초록

A particle image velocimetry (PIV) was applied to a flow measurement in a transonic centrifugal impeller. A phase locked measurement technique every $20\%$ blade pitch enabled a reconstruction of a velocity field over one blade pitch. The measured velocity field at the inducer of impeller clearly showed a shock wave generated on the suction surface of a blade.

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