| 摘要 |
PROBLEM TO BE SOLVED: To provide a steam turbine comprising an outer casing, an inner casing disposed in the outer casing, and multiple rows of guide vanes, particularly, a steam turbine for power generation plants. SOLUTION: This steam turbine comprises a blade ring 5 for reducing leak flow in the inner casing 3. The blade ring is disposed in the inner casing 3, and at least some of the rows 4 of guide vanes are disposed on the blade ring. COPYRIGHT: (C)2007,JPO&INPIT
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