发明名称 |
Gas turbine engine nacelle with sound damping means in the fan intake area |
摘要 |
The housing (29) has a honeycomb structural layer arranged in a region of an inflow-side air inlet (11) at the housing arranged upstream of a fan (12). Sound proofing elements arranged at radially outside the honeycomb structural layer that extends in axial direction. The sound damping elements are arranged annularly adjacent to one another in circumferential direction. Each sound-damping element comprises a hollow chamber extending in axial direction through recesses in communication with the honeycomb structural layer. |
申请公布号 |
EP2620628(A2) |
申请公布日期 |
2013.07.31 |
申请号 |
EP20130000273 |
申请日期 |
2013.01.18 |
申请人 |
ROLLS-ROYCE DEUTSCHLAND LTD & CO KG |
发明人 |
TODOROVIC, PREDRAG;KUBISCH, THOMAS |
分类号 |
F02K1/82;F02C7/045 |
主分类号 |
F02K1/82 |
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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