发明名称 |
Use of non-uniform nozzle vane spacing to reduce acoustic signature |
摘要 |
A stator for a turbomachine. The stator includes a plurality of nozzle vanes, with the distance between each of the plurality of nozzle vanes varying circumferentially around the stator in a repeating pattern configured to distribute a vibration energy over a plurality of side band vibration frequencies around a nominal passing frequency in a rotor.
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申请公布号 |
US8277166(B2) |
申请公布日期 |
2012.10.02 |
申请号 |
US20090486501 |
申请日期 |
2009.06.17 |
申请人 |
TECZA JOSEPH ANDREW;RASHID STEPHEN SAMUEL;DRESSER-RAND COMPANY |
发明人 |
TECZA JOSEPH ANDREW;RASHID STEPHEN SAMUEL |
分类号 |
F01D9/04 |
主分类号 |
F01D9/04 |
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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