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Division wall and shroud of gas turbine

  • US 20020090296A1
  • Filed: 12/26/2001
  • Published: 07/11/2002
  • Est. Priority Date: 01/09/2001
  • Status: Active Grant
First Claim
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1. A division wall of a gas turbine, comprising:

  • a plurality of division wall sections connected in the direction of arrangement of blade of the gas turbine and forms a wall surface having a roughly circular cross section as a whole, the division wall sections being fixed to an outer end or an inner end of a respective blade of the gas turbine, or being arranged while interposing a predetermined space between the outer end of the respective blade to form a passage wall for high temperature gas together with a blade surface of the respective blade; and

    a gas flow restricting structure which prevents the high temperature gas from passing through a gap formed at a connecting portion between the division wall sections in a flow direction of the high temperature gas from an opening on the upstream side of the high temperature gas in the gap.

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