论文标题

电力网络的线路故障本地化第二部分:剪切设置中断

Line Failure Localization of Power Networks Part II: Cut Set Outages

论文作者

Guo, Linqi, Liang, Chen, Zocca, Alessandro, Low, Steven H., Wierman, Adam

论文摘要

电力系统中的传输线故障非局部促进,这使得对产生的中断的控制极为困难。在本文的第二部分中,我们继续研究传输网络中的线路故障可定位性,并表征了切割停机的影响。我们建立了一个简单的路径标准,表明由于桥梁中断而引起的传播模式是一种特殊的切割设置故障,完全由参与负载平衡的公交网络中的位置完全确定。然后,我们将结果扩展到一般剪切设置中断。与第一部分中讨论的未切断的停电相反,后续的线路故障包含在原始块中,切割设置的中断通常会影响整个网络,从而影响所有其余线上的功率流。我们使用IEEE 118总线测试系统在这两个部分中证实了我们的分析结果,其中即使使用完整的AC功率流程方程,失败的传播模式即使在我们的理论中也表现出明确的块 - 二基因结构。

Transmission line failure in power systems prop-agate non-locally, making the control of the resulting outages extremely difficult. In Part II of this paper, we continue the study of line failure localizability in transmission networks and characterize the impact of cut set outages. We establish a Simple Path Criterion, showing that the propagation pattern due to bridge outages, a special case of cut set failures, are fully determined by the positions in the network of the buses that participate in load balancing. We then extend our results to general cut set outages. In contrast to non-cut outages discussed in Part I whose subsequent line failures are contained within the original blocks, cut set outages typically impact the whole network, affecting the power flows on all remaining lines. We corroborate our analytical results in both parts using the IEEE 118-bus test system, in which the failure propagation patterns exhibit a clear block-diagonal structure predicted by our theory, even when using full AC power flow equations.

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