| 直升机旋翼桨毂轴颈疲劳裂纹探讨 |
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| 引用本文： | 邹元振.直升机旋翼桨毂轴颈疲劳裂纹探讨[J].直升机技术,1997(2). |
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| 作者姓名： | 邹元振 |
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| 摘 要： | 本文就国内外铰接式金属旋翼桨(?)轴颈因疲劳裂纹、断裂导致的严重飞行事故,操讨轴颈疲劳裂纹的成因及扩展速率,应采取的相应对策。对于新机的研制和生产有借鉴意义,对于直升机的使用、维护,保证飞行安全,有重要的现实意义和长远的军事意义。
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| 关 键 词： | 直升机 旋翼桨毂 轴颈 疲劳裂纹 |
INVESTIGATION ON THE SHAFT NECK FATIGUE CRACK OF HELICOPTER ROTOR HUB |
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| Authors: | Zou Yuanzhen |
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| Institution: | Marine Aviation |
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| Abstract: | In this paper, the reason and expanding velocity of shaft neck fatigue crack with corresponding method are discussed according to the severe flight accidence led by fatigue crack in shaft neck of hinged metal rotor hub. It provide reference to design aad product of new helicopter. It is useful to helicopter maintance and flight safety now and in the long Yun. |
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| Keywords: | helicopter rotor hub shaft neck fatigue crack |
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