It was found that hidden failures in protection schemes caused the disconnection of power system elements in an incorrect and undesirable manner contributing to the disturbance degradation.
继电保护中隐性故障以不正确的和不期望的方式切除电力系统元件造成电力系统大面积扰动。
Some elements in this crisis can indeed be traced back eventually to defects in Britain's system, notably the drift of power away from Parliament to the executive.
此次危机中的一些因素的确能够最终溯源到英国制度上的缺陷，权力从议会逐渐转移到官员手中就是一个显著的例子。
Induction heating system elements, including induction coil, an AC power source and the workpiece.
感应加热系统的基本组成包括感应线圈、交流电源和工件。
Based on the discussion of the concept, the content and the basic elements of regional soft power, this paper derived a general evaluating system of the regional soft power.
本文针对区域竞争特点，在对“区域软实力”的概念、内容和基本要素进行探讨的基础上，构建了一套区域软实力综合评价体系。
Technological innovation to build a power system is the driving force of technological innovation to all elements of integration as a whole, so that the force these elements to form an organic force.
构建一个企业技术创新的动力系统，就是要将所有的技术创新动力要素结合为一个整体，使这些要素的作用力有机地形成一股合力。
This article presents the main elements of an energy storage system based on a superconducting coil and a controlled power converter.
本文提出了一种基于超导线圈与可控电力变换器储能系统的主要元件。
Application of high power electronic elements in power system makes current and voltage waves distorted and degrades the quality of electric energy.
大功率电力电子器件的应用，使得电网电流或电压波形产生畸变，进而使系统的电能质量下降。
A real-time fault diagnosing system on power systems can assist dispatchers to recognize faulty elements, shorten the time of dealing with a blackout accident and avoid its enlarging.
电网故障诊断智能系统能够辅助调度人员快速判断故障元件，起到缩短事故处理时间，防止事故扩大的作用。
In the second chapter, three-phase models for distribution system elements are established, which is the basis of three-phase power flow.
第二章建立了配电网络各种元件的三相数学模型，这是三相潮流计算的基础。
Such problems as the attenuation of DC elements and Sine waveform, voltage sag and frequency deviation should be taken into account in order to analyze the transient process in the power system.
要分析电网的暂态特性，还必须考虑衰减直流分量和衰减正弦波，以及电压缺口和频率偏移等问题。
As one of the key elements of the power system, turbine governor plays an important role in sticking up for the system stability and the power supply quality.
水轮机调速器作为电源系统的关键要素之一，坚持了系统的稳定性和供电质量起着重要的作用。
This paper also chooses the hydraulic elements for the transmission system. (4)At last, this paper run the simulation and analyse the results, finish the power matching.
最后对系统进行动态特性仿真，分析仿真结果，并在此基础上完成各个部件的匹配工作。
This paper also chooses the hydraulic elements for the transmission system. (4)At last, this paper run the simulation and analyse the results, finish the power matching.
最后对系统进行动态特性仿真，分析仿真结果，并在此基础上完成各个部件的匹配工作。
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