| 航空发动机整机动力特性建模技术研究 |
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| 引用本文： | 高金海,洪杰.航空发动机整机动力特性建模技术研究[J].战术导弹技术,2006(3):29-35. |
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| 作者姓名： | 高金海 洪杰 |
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| 作者单位： | 北京航空航天大学,北京100083 |
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| 摘 要： | 准确地确定发动机机匣系统动力特性具有重要意义．从计算航空发动机机匣系统动力特性需要以及有限元模型建立的角度出发，研究了支承及非支承机匣系统中空心幅板类零部件、孔类零部件、附件等典型结构在整机建模中结构简化的处理方法，分析了某涡扇发动机整机动力特性．对以后整机建模具有一定的工程参考价值．
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| 关 键 词： | 有限元 发动机 动力特性 幅板 孔类零部件 附件 |
| 文章编号： | 1009-1300(2006)03-0029-07 |
| 修稿时间： | 2005年6月27日 |
Study of Modeling Technique for Dynamic Characteristics of Engine Casing |
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| Gao Jinhai,Hong Jie.Study of Modeling Technique for Dynamic Characteristics of Engine Casing[J].Tactical Missile Technology,2006(3):29-35. |
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| Authors: | Gao Jinhai Hong Jie |
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| Abstract: | It is important to obtain the dynamic characteristics of engine casing system.To cater to the demands of the engine casing in dynamic analysis and modeling erection,the typical structures such as supporting casing,components with holes and engine components are discussed for model predigesting.The dynamic characteristics of typical turbofan engine are studied.Thus,the methods of the whole engine modeling are advanced. |
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| Keywords: | finite element method gas turbine engine dynamic characteristics supporting casing components with holes engine components |
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