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Application of RBF Networks to Damage Identification in Simply Supported Beam
Author(s): 
Pages: 56-61
Year: Issue:  5
Journal: Highway

Keyword:  损伤识别频率模态曲率径向基网络;
Abstract: 对简支梁进行了损伤分析,研究了不同损伤工况下的频率变化率和模态振型曲率变化,并采用径向基神经网络对结构进行了损伤识别研究,研究中采用了三种方案:仅利用频率变化率;仅用第1阶模态曲率变化;综合使用前3阶频率变化率和模态曲率变化.结果表明,基于动力参数和径向基神经网络的结构损伤识别方法能够准确地识别结构的损伤程度,神经网络的输人参数选择对结果有较大影响,综合使用频率变化率和模态曲率变化的第3种方案识别...
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