| 发明名称 |
Fan blade curvature distribution for high core pressure ratio fan |
| 摘要 |
A method for reducing vortex promotion of a rotor blade used in high core PR fans comprises shifting a curvature distribution of a blade section immediately adjacent to the hub such that a major turning of the suction side of the section is located near a trailing edge of the blade.
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| 申请公布号 |
US2005254956(A1) |
申请公布日期 |
2005.11.17 |
| 申请号 |
US20040845117 |
申请日期 |
2004.05.14 |
| 申请人 |
PRATT & WHITNEY CANADA CORP. |
发明人 |
DUTTON RONALD J.;MACDONALD KIMBERLEY A. |
| 分类号 |
F01D5/14;F03B3/12;F04D29/68;(IPC1-7):F03B3/12 |
主分类号 |
F01D5/14 |
| 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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