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Airfoil shape for turbine bucket and turbine incorporating same

  • US 8,714,930 B2
  • Filed: 09/12/2011
  • Issued: 05/06/2014
  • Est. Priority Date: 09/12/2011
  • Status: Expired due to Fees
First Claim
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1. A turbine bucket including a bucket airfoil having an airfoil shape, the bucket airfoil having a nominal profile substantially in accordance with Cartesian coordinate values of X, Y and Z set forth in Table 1 wherein the Cartesian coordinate values of X, Y and Z are non-dimensional values from 0% to 100% convertible to dimensional distances in inches by multiplying the Cartesian coordinate values of X, Y and Z by a height of the airfoil in inches, and wherein X and Y are distances in inches which, when connected by smooth continuing arcs, define airfoil profile sections at each distance Z, the airfoil profile sections at Z distances being joined smoothly with one another to form a complete airfoil shape.

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