发明名称 |
Low stress turbine bucket |
摘要 |
<p>A method of reducing stress in a turbine bucket (10) having an internal cooling circuit formed by a casting core (22) having laterally extending support pins (36, 38) of square or rectangular cross section includes: (a) redesigning the support pins to have a round cross section; or (b) removing the cross-over holes (50, 52) between adjacent cooling passages.</p> |
申请公布号 |
EP1895097(A2) |
申请公布日期 |
2008.03.05 |
申请号 |
EP20070112069 |
申请日期 |
2007.07.09 |
申请人 |
GENERAL ELECTRIC COMPANY |
发明人 |
KRISHNAKUMAR, POORNATHRESAN;WEBER, JOSEPH A.;BALKCULM III, J. TYSON |
分类号 |
F01D5/18;F01D5/14 |
主分类号 |
F01D5/18 |
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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