Method of correcting bend of joint type-turbine rotor
AssigneesKabushiki Kaisha Toshiba, Toshiba Energy Systems & Solutions Corporation
InventorsTakahiro NIKI, Tsuyoshi OGAWA, Kenji KAMIMURA
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Abstract
According to an embodiment, a method of correcting a bend of a joint type-turbine rotor comprises: measuring displacement of a convex portion of the bend at a joined portion of the joint type-turbine rotor or displacement of a surface opposite to the convex portion in a circumferential direction of the joint type-turbine rotor; heating the convex portion; and cooling the joined portion after the step of heating. The steps of heating and cooling are performed during the step of measuring.
Claims8
A method of correcting a bend of a joint type-turbine rotor, comprising:
- measuring displacement of a convex portion of the bend at a joined portion of the joint type-turbine rotor or displacement of a surface opposite to the convex portion in a circumferential direction of the joint type-turbine rotor;
- heating the convex portion;
- and
- cooling the joined portion after the step of heating,
- wherein the steps of heating and cooling are performed during the step of measuring.
Dependencies are inferred from the claim text.