| 基于接触状态的叶冠预扭设计 |
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| 引用本文： | 杨鑫,马艳红,洪杰.基于接触状态的叶冠预扭设计[J].航空发动机,2008,34(4):11-15. |
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| 作者姓名： | 杨鑫 马艳红 洪杰 |
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| 作者单位： | 北京航空航天大学,能源与动力工程学院,北京,100083 |
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| 基金项目： | 国家自然科学基金资助
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| 摘 要： | 针对某工程的实际问题,建立了叶片三维分析模型,应用谐波平衡法和时频转换法,分析了叶冠结构参数与安装状态下叶冠力学性能的关系,总结了叶冠几何参数对接触状态的影响规律;就叶冠接触状态与叶冠磨损之间的关系进行了讨论;基于接触状态的设计理论,提出了叶冠预扭设计基本思想和工程方法.
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| 关 键 词： | 叶冠 预扭设计 接触状态 磨损 |
Pretwisted Design of Shroud at Contact State |
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| Authors: | YANG Xin MA Yan-hong HONG Jie |
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| Institution: | YANG Xin,MA Yan-hong,HONG Jie(School of Jet Propulsion,Beijing University of Aeronautics , Astronautics,Beijing100083,China) |
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| Abstract: | The blade 3D analysis model was built for an engineering practical problem.By applying the harmonic balance method and time-frequency transfer method,the relationship between the shroud structural parameter and shroud mechanics performance at the installation was analyzed.The law of effect of the shroud geometric parameters on the contact state was summarized.The relationship between the shroud contact state and shroud wear was discussed.The guideline and engineering methods of the pre-twisted design of shr... |
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| Keywords: | shroud pre-twist design contact state wear |
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