发明名称 |
TURBINE NOZZLE SEGMENT AND METHOD OF REPAIRING SAME |
摘要 |
A method is provided for repairing a turbine nozzle segment (10) having at least one vane (12) disposed between outer and inner bands. The method includes separating the inner band (16) from the nozzle segment (10), and joining the inner band (16) to a newly manufactured replacement casting (30) having an outer band and a vane (34). The replacement casting (30) includes an airfoil stub (44). The airfoil stub (44) is received in a recess formed in the inner band (16). Joining is completed by joining the airfoil stub (44) to the inner band (16). The replacement casting (30) m ay be modified from a newly manufactured singlet casting. |
申请公布号 |
CA2449339(C) |
申请公布日期 |
2009.04.21 |
申请号 |
CA20032449339 |
申请日期 |
2003.11.13 |
申请人 |
GENERAL ELECTRIC COMPANY |
发明人 |
CADDELL, JAMES WALTER JR.;NORTON, BRIAN ALAN;HAGLE, MICHAEL PHILIP |
分类号 |
F01D9/02;B23H9/10;B23P6/00;F01D5/00;F02C7/00 |
主分类号 |
F01D9/02 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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