| 飞机连续阵风载荷计算方法应用研究 |
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| 引用本文： | 杨秋艳,王育林.飞机连续阵风载荷计算方法应用研究[J].飞行力学,2008,26(4). |
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| 作者姓名： | 杨秋艳 王育林 |
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| 作者单位： | 1. 第一飞机设计研究院,飞行载荷室,陕西,西安,710089
2. 中国飞行试验研究院,情报档案中心,陕西,西安,710089 |
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| 摘 要： | 描述了连续阵风载荷计算的方法及其应用。在紊流气动力、结构振动附加气动力、弹性力及惯性力的耦合作用下,通过在频域内联立求解结构振动方程,获得了响应量(位移、载荷)的频响函数。并依据民用飞机适航条例要求进行了垂向阵风载荷计算。
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| 关 键 词： | 连续紊流 阵风载荷 结构振动 功率谱 非定常气动力 频响函数 |
Research and Application of the Continuous Gust Loads Analysis Method for Aircraft |
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| YANG Qiu-yan,WANG Yu-lin.Research and Application of the Continuous Gust Loads Analysis Method for Aircraft[J].Flight Dynamics,2008,26(4). |
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| Authors: | YANG Qiu-yan WANG Yu-lin |
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| Institution: | YANG Qiu-yan1,WANG Yu-lin2 |
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| Abstract: | This paper focuses on the theory method and application of the continuous gust loads for the airplane.The main idea is that under the three coupling actions of unsteady air force,elastic force and inertial force,establishing the flexible movement equation,and then calculating the response function of frequency of output quantity(the displacement,load factor,load) in the frequency domain.It also calculated the vertical gust loads according to the airworthiness requirements of civil airplane. |
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| Keywords: | continuous turbulence gust load structure vibration power spectrum unsteady aerodynamic force function of frequency response |
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