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.
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.
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.
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.
本文列举了装置的主要监测项目,说明了高压断路器的行程和速度、合闸弹簧状态监测的原理。
This paper enumerates the main monitoring functions of the intelligent device, and describes the condition monitoring principle of the stoke, operating speed, close spring of high voltage switchboard.
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.
本文介绍了该装置对列车各车组适时进行主断路器自动分合闸控制的工作原理及程序框图。
This article proposes the operating principle and the program block-diagram of the automatic switching control to the main circuit-breaker on board of each powered unit of the train at proper time.
操作箱的作用是用来完成保护、断控单元、测控单元、断路器辅助装置对断路器跳合闸操作的装置。
Relay box is an operational device to tripping and closing of breaker instructed by protection, breaker controlling unit, monitor unit, and auxiliary device of breaker.
装置的相关硬件和软件设计保证了合闸瞬间的相位差小于允许合闸相角差。
The design of the hardware and software ensures the breaker closing at the just moment of zero- differential phase.
在为胜利油田研制海底电缆铺设装置过程中,曾发生升压变压器合闸时过电流跳闸问题。
In the process of developing submarine cable laying installation for Shengli Oil Field, a certain problem has occurred with overcurrent tripping during switching on of step up transformer.
③分析了三相断路器合闸的不同期对投运并联补偿组合装置的合闸过渡过程的影响。
Through decoupling and Laplace and inversely transforming the circuit, the influence of mutual inductance and different inductor polarities on the process of transition is discussed.
抽屉单元装有可靠的机械联锁装置,只有在分断开关的状态下才能被打开,同时抽屉具有明显的合闸、试验、分断位置显示。
There is mechanical interlock for the drawer units, they can be opened only if the switch is at break-off state. The drawers have apparent position indication for close~ test and off.
抽屉单元装有可靠的机械联锁装置,只有在分断开关的状态下才能被打开,同时抽屉具有明显的合闸、试验、分断位置显示。
There is mechanical interlock for the drawer units, they can be opened only if the switch is at break-off state. The drawers have apparent position indication for close~ test and off.
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