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一种轻质大柔性索网结构模态测试技术

杜大华 贺尔铭 王辉 黄红

杜大华, 贺尔铭, 王辉, 黄红. 一种轻质大柔性索网结构模态测试技术[J]. 机械科学与技术, 2018, 37(8): 1267-1271. doi: 10.13433/j.cnki.1003-8728.20180113
引用本文: 杜大华, 贺尔铭, 王辉, 黄红. 一种轻质大柔性索网结构模态测试技术[J]. 机械科学与技术, 2018, 37(8): 1267-1271. doi: 10.13433/j.cnki.1003-8728.20180113
Du Dahua, He Erming, Wang Hui, Huang Hong. A New Modal Testing Technique for Light-weight Large Flexible Cable-net Structure[J]. Mechanical Science and Technology for Aerospace Engineering, 2018, 37(8): 1267-1271. doi: 10.13433/j.cnki.1003-8728.20180113
Citation: Du Dahua, He Erming, Wang Hui, Huang Hong. A New Modal Testing Technique for Light-weight Large Flexible Cable-net Structure[J]. Mechanical Science and Technology for Aerospace Engineering, 2018, 37(8): 1267-1271. doi: 10.13433/j.cnki.1003-8728.20180113

一种轻质大柔性索网结构模态测试技术

doi: 10.13433/j.cnki.1003-8728.20180113
基金项目: 

国家自然科学基金青年基金项目(11702204)与装备预研共用技术和应用基础项目(2017ZZB·

YY4001Da)资助

详细信息
    作者简介:

    杜大华(1977-),博士研究生,研究方向为结构强度、振动与可靠性,cascddh@sina.com

    通讯作者:

    贺尔铭,教授,博士生导师,heerming@nwpu.edu.cn

A New Modal Testing Technique for Light-weight Large Flexible Cable-net Structure

  • 摘要: 针对轻质大柔度空间索网天线的结构特点及其动力学特性,提出了一种适合于该类索网结构的模态测试技术。设计了一套适用于索网结构激励的非接触气动激振系统,采用三维扫描激光测振系统(3D SLDV)进行非接触振动测量,并利用随机减量技术(RDT)及Ibrahim时域法(ITD)识别结构的模态参数。研究表明,运用本试验方法成功进行了索网结构振动模态测试,拓展了常规的模态试验手段,具有广阔的推广应用价值。
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出版历程
  • 收稿日期:  2017-07-02
  • 刊出日期:  2018-08-05

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