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power differential protection 功率差动保护
Which cause the maloperation of current differential protection. 谐波含量高，造成电流波形畸变，并最终导致了变压器差动保护的误动。
J.Pihler.Design of a Digital Differential Protection for Power Transformer[M].M.Sc. thesis in Slovene, Faculty of Technical Sciences Maribor, February 1991. 李永庄;林集明;曾昭华译.;电力系统电磁暂态计算理论[M]
These results about the influence on the precision of differential protection are usely to reduce the misoperation of power transformer and the expense of power department. 研究结果对提高变压器保护装置的精度,减少装置的误动,降低电力企业的损失具有一定的借鉴意义。
The principle and installation of differential protection and directional over-current protection which applied to ringlike type power network is presented. 概述了国内外高性能防腐涂料主要品种的开发和应用情况,并提出了高性能防腐涂料的发展方向。
LIU Zhongping,LU Yuping,YUAN Yubo.Linear antisaturation strategy of digital differential protection for current transformer.Automation of Electric Power Systems,2007,31(4):66-70. [6]刘中平;陆于平;袁宇波.;数字差动保护电流互感器饱和的线性区方案
It presents several principles of differential protection for generators. 介绍了各种微机发电机差动保护的原理。
LIN Xiang-ning,LIU.Pei.Mechanism Analysis of the Maloperation of Transformer Differential Protection After External Fault Clearance[J].Automation of Electric Power Systems,2003,27 (19):57-60. [3]林湘宁;刘沛.;变压器外部故障切除后差动保护误动的机理分析[J]
Lin Xiangning,Liu Pei.Mechanism analysis of the maloperation of transformer differential protection after external fault clearance[J].Automation ofElectric PoWer Systems,2003,27(19):57-60(in Chinese). [2]林湘宁;刘沛.;变压器外部故障切除后差动保护误动的机理分析[J]
When line charging power,all differential current setting values increase double with some time delay it can avoid the influence of transient capacitance current on all differential protection. 在线路空充时,将各差动保护的定值提高两倍同时增加一定的时延,可靠躲过暂态电容电流对各差动保护的影响。
LIN Xiang-ning, LIU Pei.Mechanism Analysis of the Maloperation of Transformer Differential Protection After External Fault Clearance.Automation of Electric Power Systems, 2003, 27(19): 57-60. [19]林湘宁;刘沛.;变压器外部故障切除后差动保护误动的机理分析
YUAN Rong-xiang,CHEN De-shu,MA Tian-hao,etal.Study on the principle of current differential protection based on sampled values[J].Electric Power Automation Equipment, 2000,20 ( 1 ): 1 - 3. [3]袁荣湘;陈德树;马天皓;等.;采样值电流差动保护原理的研究[J]
WANG Wei-jian,LI Fu-ying.Analysis and Countermeasure for Misoperation of Longitudinal Differential Protection with Unclear Reason.Automation of Electric Power Systems,1999,23(18):17-19,24. [9]王维俭;李芙英.;纵联差动保护原因不明误动的分析和对策--兼论光电流传感器的应用
Along with further escalating of electronic confrontation,electronic warfare and improvement of high power signal source,high power differential phase shift circulators are in ever increasing demand. 随着电子对抗、电子战进一步升级，以及大功率信号源的进一步提高，对差相移高功率环行器的需求日益增高。
Longitudinal differential protection of optical fiber,which is of many merits, has beenused more and more widely in EHV transmission line protection. 光纤纵联差动保护具有许多突出的优点,因而越来越多地用于超高压线路。
As for differential protection based on full current sampling, optical current transducer (OCT) possesses unmatchable advantages. 在基于全电流的采样值差动保护中，光学电流互感器具有无可比拟的优点。
The king was shorn of his power by his nobles. 国王被手下的贵族们剥夺了权力。
The wiringcorrectness of differential protection current loop can be verified using phasor analyzingmethod and on-load testing method. 差动保护电流回路接线是否正确，可通过相量分析法和带负荷检验法进行判断。
The differential protection is locked when switching the current and voltage, and the misoperation of differential protection is reduced. 在电流、电压回路切换时自动闭锁差动保护，减少了保护误动的机率。
Current transformer saturation has always been one of the major problems of degraded reliability of the transformer differential protection. 电流互感器饱和是影响变压器差动保护可靠性的重要因素之一。