| 平流层高空气球升空过程中应力分析 |
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| 引用本文： | 马云鹏,刘东旭,武哲.平流层高空气球升空过程中应力分析[J].飞机设计,2009,29(1). |
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| 作者姓名： | 马云鹏 刘东旭 武哲 |
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| 作者单位： | 北京航空航天大学,513教研室,北京,100191 |
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| 摘 要： | 平流层气球通常采用高强度、低密度、柔韧性好的涂层织物热合而成,本文运用肥皂泡理论,对平流层气球进行最优外形设计,使其浮力和应力分布满足设计要求;对气球不断上升过程中体积扩大、增加内压过程进行跟踪研究,分析其形状变化和膜面应力变化特征,为平流层气球设计提供了技术支持.
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| 关 键 词： | 平流层 气球设计 有限元分析 |
The Stress Analysis of Near Space Balloon during Ascent |
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| MA Yun-peng,LIU Dong-xu,WU Zhe.The Stress Analysis of Near Space Balloon during Ascent[J].Aircraft Design,2009,29(1). |
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| Authors: | MA Yun-peng LIU Dong-xu WU Zhe |
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| Institution: | Faculty 513;Beijing University of Aeronautics and Astronautics;Beijing 100083;China |
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| Abstract: | The near space balloon is made of fabric with film which has high strength,low density and best flexility.This text show the design based on soap bubble theory.It analyzes the buoyancy and stress of balloon and does some researches on the variety of volume and press during ascending.It provides the technical sustain to the design of near space balloon for the future. |
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| Keywords: | near space balloon design limited element analysis |
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