• 本文利用结构矩阵刚度矩阵之间的广义逆关系,建立了一种基于柔度结构损伤定位方法

    According to the pseudo-inverse relationship between global stiffness matrix and flexibility matrix, a flexibility-based method for structural damage localization is presented.

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  • 发现基于概率神经网络结构损伤定位方法能够正确识别单一位置损伤组合参数作为输入指标时的识别效果更好

    The result indicates that probabilistic neural networks can localize the single damage correctly, and the networks with the compounded index show better effectiveness.

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  • 应用振动测试的分析方法钢筋混凝土结构损伤定位识别进行探讨

    Modal analysis method is used to discuss the location and identification of the damages to reinforced concrete structure due to corrosion and cracking.

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  • 首先,将得到结构响应信号进行小分解然后通过小波包能量变化率指标进行损伤定位

    Dynamic signals measured from experiment beams are first decomposed into wavelet packet components, then the wavelet energy rate index is computed and used to detect location of damage.

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  • 首先所得结构响应信号进行小分解然后通过小波包能量变化率指标进行损伤定位

    Dynamic signals measured from experiment beams are first decomposed into wavelet packet components, then wavelet energy rate index is computed and used to detect location of damage.

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  • 文章一些常见混凝土构件裂缝作了分类研究损伤定位分析介绍一种评价方法旨在混凝土结构养护管理提供参考。

    A method of evaluating the crack and damage is introduced. The presented work is beneficial to the maintenance and management of concrete structures.

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  • 数值试验表明方法桁架结构损伤进行精确定位标定

    Numerical results show that the method can localize and quantify the damage in truss structures precisely.

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  • 针对混凝土结构形体较大特点,提出利用传感器列阵损伤近似定位方法

    A damage locating method based on the transducers array is also proposed for the huge scale property of concrete structure.

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  • 结果证明两种方法进行空间结构的单损伤识别时都有效的,都能够精确定位杆件的损伤

    The calculating results indicate that two methods are valid in identifying the damage in spatial structure, and accurate in damage location.

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  • 推导基于测试频率平方变化比的损伤定位方法,利用有限元方法管道结构刚度折减法进行损伤模拟分析数值计算

    A methodology was put forward for damage location, and damage simulating as well as numerical calculation of modal analysis was carried out on a truss plane bridge by stiffness discount.

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  • 推导基于测试频率平方变化比的损伤定位方法,利用有限元方法管道结构刚度折减法进行损伤模拟分析数值计算

    A methodology was put forward for damage location, and damage simulating as well as numerical calculation of modal analysis was carried out on a truss plane bridge by stiffness discount.

    youdao

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