Combined with impedance concept, a method for on line structure health monitoring based on self sensing piezoelectric patches, which are bonded on the surface of the structure, is presented.
利用自驱动、自传感特性的压电陶瓷片，粘贴在外部结构的表面，结合动态阻抗的概念，提出了一种机电耦合的在线压电阻抗技术用于结构健康诊断。
And the analytic calculation method of the self radiation impedance and mutual radiation impedance of the transducer array is studied.
还研究了基阵中各阵元自辐射阻抗与互辐射阻抗的计算方法。
The method for handling the singularity of the self-impedance element in MoM matrix is also presented.
对矩量法矩阵中自阻抗元素的奇异性处理方法也作了详细介绍。
In this paper, the expressions of the input impedance for a probe type coaxial line-rectangular waveguide transducer are derived by means of self-reaction of an assumed current over the probe.
本文利用探针上假定电流的自反应，导出了探针式同轴线-矩形波导转换器输入阻抗的表达式。
The RF self-bias of the substrate in an RF inductively coupled plasma is controlled by changing the impedance of an external circuit inserted between the substrate and the ground.
采用调节射频电感性耦合等离子体中基片电极与地之间的外部电路阻抗的方法，控制基片电极的射频自偏压。
Numerical examples demonstrate that the presented method can greatly increase the accuracy of calculation of the self-interaction and near-interaction impedance matrix elements.
数值实验表明该方法能够大幅提高自作用和近作用阻抗矩阵元素的计算精度。
According to the impedance characteristics of the generator and the characteristics of the change of excitation voltage, a relatively self - contained and integrated scheme is proposed.
根据失磁过程机端电压特性和励磁电压变化特性，提出了一种综合的、较为完备的计算机失磁保护方案。
The paper describes the principle of wave impedance estimation using self-adaptive filtering.
本文介绍了自适应滤波法波阻抗估计的基本原理。
Numerical examples demonstrate that the presented method can greatly increase the accuracy of calculation of the self-interaction and near-interaction impedance matrix elements.
通过变压器的热解剖试验获得了变压器的热阻抗矩阵元素，论证了变压器热点瞬态温升电算方法的正确性和实用性。
Numerical examples demonstrate that the presented method can greatly increase the accuracy of calculation of the self-interaction and near-interaction impedance matrix elements.
通过变压器的热解剖试验获得了变压器的热阻抗矩阵元素，论证了变压器热点瞬态温升电算方法的正确性和实用性。
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