| 复合材料桨叶固有特性计算与试验研究 |
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| 引用本文： | 刘湘一,李文辉,胡国才. 复合材料桨叶固有特性计算与试验研究[J]. 海军航空工程学院学报, 2009, 24(3): 245-247, 254 |
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| 作者姓名： | 刘湘一 李文辉 胡国才 |
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| 作者单位： | 海军航空工程学院飞行器工程系,山东烟台,264001;海军驻南昌地区航空军事代表室,南昌,330024 |
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| 摘 要： | 直升机旋翼的固有特性是直升机动力学问题研究的基础。文中运用有限元方法分析了模型旋翼复合材料桨叶的固有特性。运用ANSYS软件计算了桨叶的固有频率和振型,并通过试验测量了桨叶的固有频率。结果表明用有限元方法计算复合材料桨叶的固有特性与试验值吻合。
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| 关 键 词： | 旋翼桨叶 固有特性 有限元 模态分析 |
Calculation and Test for Natural Characteristic of Composite Rotor Blade |
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| LIU Xiang-yi,LI Wen-hui and HU Guo-cai. Calculation and Test for Natural Characteristic of Composite Rotor Blade[J]. Journal of Naval Aeronautical Engineering Institute, 2009, 24(3): 245-247, 254 |
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| Authors: | LIU Xiang-yi LI Wen-hui HU Guo-cai |
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| Affiliation: | 1.Department ofAirborne Vehicle Engineering;NAAU;Yantai Shandong 264001;China;2.Aeronautical Military Representatives Office ofNavy in Nanchang;Nanchang 330024;China |
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| Abstract: | Natural characteristic of helicopter rotor blade is the basis of helicopter dynamics.In this paper, the natural characteristic of composite material blade was analyzed using finite element method.Natural frequencies and mode shapes were calculated in the software of ANSYS,and the natural frequencies were tested by experiment.The result indicated that calculation of natural characteristic of composite blade was accurate. |
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| Keywords: | composite rotor blade natural characteristic finite element modal analysis |
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