REPAIR METHOD OF ROTOR
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United States of America
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Issued Date -
Jan 30, 2025
app pub date -
Jul 19, 2024
filing date -
Jul 19, 2024
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Abstract
A repair method is a repair method of a rotor including a rotor body extending in an axial direction about an axis and a plurality of impellers arranged in the axial direction and fixed to the rotor body, the repair method including: a step of performing welding on a repair area of the rotor body to fill a damaged portion with a welded portion; a step of performing heat treatment only on the repair area in the rotor after the welding is performed; and a step of scraping a part of the welded portion after the heat treatment is performed, to form a processing surface smoothly connected to an outer surface.
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