发明名称 |
LOW BLADE FREQUENCY TITANIUM COMPRESSOR WHEEL |
摘要 |
A compressor wheel (20) for an air boost device and a method for designing the wheel are provided. The compressor wheel (20) comprises a hub (24) and a plurality of blades (22, 23) connected to the hub (24). The plurality of blades (22, 23) have a ratio (f/N) of natural frequency to maximum rotational speed of less than 4.0 and are made from a titanium alloy. The plurality of blades (22, 23) can comprise a plurality of full blades (22) and a plurality of splitter blades (23). |
申请公布号 |
WO2009065030(A3) |
申请公布日期 |
2009.07.02 |
申请号 |
WO2008US83624 |
申请日期 |
2008.11.14 |
申请人 |
BORGWARNER INC.;DECKER, DAVID;ROBY, STEPHEN |
发明人 |
DECKER, DAVID;ROBY, STEPHEN |
分类号 |
F04D29/38;F04D29/02;F04D29/42;F04D29/66 |
主分类号 |
F04D29/38 |
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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