基于遗传算法的容差模拟电路故障诊断

Fault Diagnosis of Analog Circuits with Tolerance Based on Genetic Algorithms

给出了用于模拟电路元件参数识别的多频传递函数法的过程,并对故障诊断方程的可解度进行了分析,在此基础上,将诊断方程的求解转化为非线性函数的优化问题,并运用改进的遗传算法来解决这个问题,算法实例表明该方法简化了故障诊断方程的求解过程,加速了容差电路故障元件的定位,有一定的应用价值。

A technique for the muhifrequency fault diagnosis of analog circuits is presented, the testability of the fault diagnosis equations is analyzed. The solving of the fault diagnosis equations is transferred into nonlinear functiones optimization problem based on a genetic algorithm. The presented method can be used to locate parametric faults in analog circuits with tolerance. An example of application is also included.