中文摘要：

首先给出了用于电力系统故障监测的无线传感器网络的系统架构，阐述了该无线传感器网络的工作原理。根据电力系统监测对网络延时、数据可靠性、时间同步精度、动作时间等方面的要求，通过仿真分析无线传感器网络相关的性能，给出了基于无线传感器网络的电力系统故障监测的可行性。

英文摘要：

An architecture of wireless sensor networks for power system fault detection is presented. Based on wireless sensor networks, protection principles are illustrated. According to the requirements of end-to-end delay, reliability, synchronization in power system fault detection, simulation results indicate that it is feasible to implement power system fault detection based on wireless sensor networks.