1·So it is very important for us to assure system stability of electrical equipment in power system.
因此如何保证各种电力设备在电网中的安全稳定运行就显得尤为重要。
2·Installation filter in power system to control harmonic pollution could effectively reduce the system loss and avoid harmonic resonance or current amplification.
在电网中安装滤波器来治理谐波污染，可以有效地降低系统网损，能够避免谐波谐振或电流放大。
3·The problem of oversimplification and improper selection of DC model, which exists in the DC modeling when AC and DC systems interact in AC/DC hybrid power system, is discussed.
讨论了目前研究交、直流混合电网交直流系统相互作用时在直流建模上存在的模型过度简化及模型选用不恰当的问题；
4·When a fault occurs in a power system, fault area is located using Broad First Search (BFS) method by breakers and bus voltage message.
电网发生故障时，根据断路器跳闸信息和母线电压信息，采用BFS(广度优先搜索)的方法搜索出故障区域。
5·This paper discusses the method to make protection scheme for system black-start with the case of the first black-start test of Hubei power system.
文章以湖北电网首次黑启动试验为例，讨论制订黑启动过程的继电保护方案的思路和方法。