发明名称 |
Double fan turbofan engine having variable fan guide vanes |
摘要 |
The turbofan has a low pressure compressor (7) disposed axially between blades (10) of a front fan (3) and blades (14) of an aft fan (5). Stator grids (45, 46) are axially arranged on both sides of a movable vane crown (40). A grid gate ring (47) is supported by an outer grid (48) placed in a secondary flow duct. A stator (50) with variable setting is disposed downstream of the grid (48).
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申请公布号 |
EP1566522(A1) |
申请公布日期 |
2005.08.24 |
申请号 |
EP20050290180 |
申请日期 |
2005.01.27 |
申请人 |
SNECMA |
发明人 |
BART, JACQUES;LACORRE, FABIENNE;LEBRET, YANN;LE ROUSSEAU, VANESSA;MOREL, PATRICK |
分类号 |
F02C9/20;F01D17/16;F02C3/067;F02C3/073;F02K3/06;F02K3/072;(IPC1-7):F01D17/16 |
主分类号 |
F02C9/20 |
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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