自适应重合闸可显著提高供电可靠性。
Adaptive reclose can remarkably enhance power system reliability.
提出一种单相自适应重合闸的新方案。
A new scheme used in single-phase adaptive reclosure is proposed.
一般情况下，线路故障跳闸后重合闸越快，效果越好。
Under normal circumstances, line fault reclosing after tripping sooner, the better.
本继电器可以作为超高压输电线路重合闸装置的选相元件。
This relay can be used as a new protection component to detect faulty phase for ultra-high voltage transmission lines.
瞬时故障时在最佳重合时刻分相重合，永久故障时闭锁重合闸。
Further more, the switches reclose at optimal reclosing time by phase for instantaneous fault and shut down reclosure for permanent fault.
电网中运行的线路保护装置的重合闸误动作，将会引起人身以及电网事故。
The incorrect reclose of line protective devices in electric power system will result in personal injuries and system accidents.
保护功能有三段过电流保护、反时限过流保护、三相一次检无压自动重合闸等。
The protection functions include three-section over-current protection, inverse-time over-current protection, three-phase one-shot no-voltage auto-recloser and so on.
叙述了西门子馈线保护在自动重合闸整定中存在的问题，并提出了解决的方法。
Narrate the problems existing in the automatic reclosure parameter setting of SIEMENS feeder protection employed in the substations by our company and provide the methods to solve the problems.
第四章介绍了自动重合闸及单相自动重合闸的概念，说明了它们各自的优缺点。
Chapter 4 introduces the concept of automatic reclosing and single-phase automatic reclosing, explains their advantages and shortcomings.
提出了一种新的智能实时捕捉方法，对瞬时性故障的最佳重合闸时间进行了捕捉。
A new intelligent on-line capturing of the optimal reclosing time of transient fault is presented.
针对单相重合闸与三相重合闸时系统振荡的特点，提出了新的距离加速保护方案；
In allusion to the characters of system oscillation during single-phase recloser and three-phase recloser, the author put forward a new distance protection accelerating scheme.
通过对线-变串中开关重合闸问题的分析，找出了存在的问题，提出了改进意见。
Through analyzing the reclosing of circuit breaker in middle of line-transformer strings, the existing problems were figured out and the modification measures were put forward.
自动重合闸的成功率依线路结构、电压等级、气象条件、主要故障类型等变化而定。
Automatic reclosing the success rate structure on line, voltage levels, weather conditions, fault type, and other major changes may be.
这种要求已促使研制出具有不仅能快速分闸而且也能快速重合闸的断路器操动机构。
This requirement has brought about the development of breaker operating mechanisms that are not only high-speed opening, but are also high-speed reclosing.
其次，基于现阶段国内外对自动重合闸理论的研究，引出“最佳重合时间”的概念。
Then, the conception of the Optimal reclosing Time is introduced base on the researches on the automatic reclosing theory in the world.
介绍了馈线路重合闸方式的改进，将馈线路重合闸的方式由单重方式改为综重方式。
The improvement of reclosing mode for feeder, from single phase reclosing mode to synthesis reclosing mode, was introduced.
介绍了馈线路重合闸方式的改进，将馈线路重合闸的方式由单重方式改为综重方式。
The improvement of reclosing mode for feeder, from single phase reclosing mode to synthesis reclosing node, was introduced.
因此研究特高压输电线路的继电保护新原理及自适应重合闸技术具有重要的现实意义。
Therefore the research on new principle of protection and adaptive auto-reclosing technique for UHV transmission line is of great practical significance.
故障发生后，对于不同的故障性质，线路首端重合闸安装处的电压谐波含量是不同的。
After faults occur, different kinds of faults have different percentages of voltage harmonic signals which can be measured on busbar.
该继电器采用集成电路构成，集线路的速断保护、过电流保护及三相一次重合闸于一体。
The relay is made up of integrated circuits. The line instantaneous overcurrent protection and overcurrent protection are combined with the once 3-phase reclosure application to form a whole body.
本文用数值计算方法研完了凸极同步发电机阻尼绕组对电力系统自动重合闸暂态过程的影响。
In this paper, the effect of damper windings of salient-pole synchronous generator on transients of the recloser in power system is considered by numerical calculation method.
针对带并联电抗器的超高压输电线路，提出一种单相自适应重合闸永久性故障识别的新方法。
A novel method of identifying permanent fault for single-phase adaptive reclosure in transmission lines with shunt reactors is proposed.
为利于故障点灭弧，提高单相重合闸的成功率，一般采用并联电抗器加中性点电抗器的接线方式。
The connection of shunt reactor and neutral reactor is normally used to extinguish arc and to ensure success of autoreclosure.
区分瞬时性和永久性故障为目的的自适应重合闸，能减少故障对电能的损失，增强电网的稳定性。
The self-adaptive reclosure, which is aimed to distinguish the transient fault and the permanent fault, can reduce the power loss caused by faults and enhance the stability of power system.
即当线路出现故障，继电保护使断路器跳闸后，自动重合闸装置经短时间间隔后使断路器重新合上。
That is, when the line failure, the relay circuit breaker tripping, the device auto-reclosing after a short time interval, so that a re-breaker.
文章着重介绍了该项目的自适应重合闸的原理及保护配置，并对带并联电抗器的电压判据作了改进。
The principles and protection disposition of adaptive reclosing are introduced emphatically, and the voltage criterion with shunt reactor has been made improvement.
少数情况属永久性故障，自动重合闸装置动作后靠继电保护动作再跳开，查明原因，予以排除在送电。
Limited circumstances permanent fault, automatic re-closing devices on the move after the opening relay action Zaitao to identify reasons, be excluded from the power supply.
自动重合闸的不同重合闸时间影响电力系统暂态稳定性，使得它的最佳重合时刻的捕获一直受到关注。
Different reclosing times of automatic reclosing affect power system transient stability, so the capturing of optimal reclosing time is always followed with interest.
残压计算为自动二次重合闸装置的设计人员提供了理论依据，也是分析异步电动机电容制动过程的基础。
The computation of residual voltage offers the theoretical foundation to the design of automatic secondary reclose, and it is also the analysis basis for capacity braking.
残压计算为自动二次重合闸装置的设计人员提供了理论依据，也是分析异步电动机电容制动过程的基础。
The computation of residual voltage offers the theoretical foundation to the design of automatic secondary reclose, and it is also the analysis basis for capacity braking.
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