基于CPSO-PNN及灰色关联度分析的电网分区故障诊断

Journal of Anhui University(Natural Sciences)(2022)

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Abstract
随着能源需求的增加、电网规模的扩大,电网故障诊断难度也随之增大.针对该问题,提出基于混沌粒子群优化的概率神经网络及灰色关联度分析的电网分区故障诊断方法.首先,将大型电网划分为小区域;其次,利用混沌粒子群优化的概率神经网络对小区域进行故障诊断;最后,对重合区域的故障进行灰色关联度分析.仿真结果表明:该方法对非重合及重合区域的故障均能进行诊断,具有较高的故障诊断精度.
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