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Issue:
The Stiffness Parameters Identification of Hinges on Solar Cell Array
Author(s):
MA Yue-feng
,
JIANG Li-li
,
SU Li
,
TANG Guo-an
,
QIU Rui-qiang
Pages:
23
-
27
Year:
2006
Issue:
3
Journal:
AEROSPACE SHANGHAI
Keyword:
太阳电池阵
;
刚度参数识别
;
附加质量
;
模态分析
;
局部线性化
;
Abstract:
为正确识别太阳电池阵铰链副的刚度参数,用形状简单、建模相对容易的有机玻璃板列阵不同状态下模态试验结果估计待识别参数的初始值,通过线性化目标函数,将参数识别归为易求解的数学规划问题,最终直接用商用有限元分析程序和数学软件实现参数识别.识别结果表明,理论计算值与试验结果基本吻合.
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