Bucket assembly for replacing old bucket provided with turbine and method for replacing the same

A bucket assembly for replacing an old bucket is provided with a turbine and a method for replacing the same. The bucket to be replaced is removed and then the bucket assembly configured of a blade part, first and second dovetail members, and a coupling member is simply assembled in a male dovetail,...

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Bibliographische Detailangaben
1. Verfasser: Choi, Sung Man
Format: Patent
Sprache:eng
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Beschreibung
Zusammenfassung:A bucket assembly for replacing an old bucket is provided with a turbine and a method for replacing the same. The bucket to be replaced is removed and then the bucket assembly configured of a blade part, first and second dovetail members, and a coupling member is simply assembled in a male dovetail, without sequentially disassembling the already installed buckets though a notch opening upon replacing the damaged bucket among the already installed buckets in a tangential entry type dovetail, thereby shortening replacement time and replacement costs of the bucket assembly and preventing a secondary damage occurring to the rotor or the rotor wheel during the disassembling process.