| 大涵道比涡扇发动机涡轮结构设计关键技术分析 |
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| 引用本文： | 杨养花,付依顺,刘志江.大涵道比涡扇发动机涡轮结构设计关键技术分析[J].航空发动机,2009,35(3):8-11,39. |
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| 作者姓名： | 杨养花 付依顺 刘志江 |
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| 作者单位： | 沈阳发动机设计研究所,沈阳,110015 |
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| 摘 要： | 针对大型运输机用大涵道比涡扇发动机的技术特点，分析了其涡轮结构设计中所采用的主动间隙控制、多级涡轮、高展弦比细长叶片结构设计的特殊要求，提出了提高可靠性和使用寿命的思路。
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| 关 键 词： | 大涵道比涡扇发动机 主动间隙控制 多级涡轮 结构设计 高展弦比细长叶片 |
Analysis of Key Technologies of Turbine Structural Design for High Bypass Ratio Turbofan Engine |
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| Authors: | YANG Yang-hua FU Yi-shun LIU Zhi-jiang |
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| Institution: | (Shenyang Aeroengine Research Institute, Shenyang 110015, China) |
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| Abstract: | The special requirements of structural design for the active clearance control, multistage turbine and high aspect ratio slim blade were analyzed far the technology features of high bypass ratio turbofan engine for the large transport aircraft. The ideas of improving the reliability and the service life were also presented. |
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| Keywords: | high bypass ratio turbofan engine active clearance control multistage turbine structural design high aspect ratio slim blade |
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