1) oriented-component
面向元件
2) direction component
方向元件
1.
s:Based on the analysis of running mode,action after fault,dynamic power frequency impedance of TCSC(Thyristor-Controlled Series Capacitor) and compared with FSC(Fixed Series Compensation),the influence of TCSC on distance protection,direction component and pilot protection are analyzed.
在分析可控串联电容补偿器TCSC(Thyristor-ControlledSeriesCapacitor)的运行模式、故障后的动作行为和动态基频阻抗特点的基础上,对比常规串联电容补偿器FSC(FixedSeriesCompensa鄄tion),分析了TCSC对距离保护、方向元件及纵联保护的影响,认为:与FSC的线路相比,在TCSC线路上保护的性能不会降低,在FSC线路上运行的保护,可以在TCSC线路上很好地运行。
3) directional unit
方向元件
1.
A novel ultra-high-speed transient directional unit is proposed, which identifies fault direction by means of comparing the time-domain energy of the forward traveling-wave with that of the backward one in the very short period of time after fault occurs.
方向元件是基于行波或暂态量的超高速方向保护的核心元件。
4) direction element
方向元件
1.
In view of thetwo existent questions: protective device is easy to moved by mistake due to the assorted relation between PSL602GC optical fiberpermissible type pilot protection’s direction element and weak reactive function,and this mistake movement is caused by the opticalfi.
针对PSL602GC光纤允许式纵联保护的方向元件与弱馈功能的配合关系存在的问题,易造成保护装置误动,以及PSL603GF光纤差动保护装置无监测通道是光纤自环、还是通道正常通讯的手段易引起保护装置误动两个问题,结合实际运行中发生的故障分析了其产生的原因以及采取的相应措施。
2.
The zero sequence voltage measured by zero sequence direction element is in fact the zero sequence voltage of the transformer.
零序方向元件测得的零序电压实际为变压器的零序分压。
3.
The direction element based on FCPSR has high sensitivity and not needs to be set voltage threshold,even when the fault component positive sequence voltage is very low or close to zero.
提出了基于故障分量正序电抗的方向元件。
5) directional element
方向元件
1.
Simple singlechip computer-based power directional element;
简易单片机功率方向元件
2.
The performance of directional element when PT secondary circuit open;
PT断线时方向元件的性能分析
3.
Adaptive directional element based on model error
基于模型误差的自适应方向元件
6) directional relay
方向元件
1.
Comparison about principles and criteria of different directional relays based on travelling waves;
不同行波方向元件原理与判据的比较
2.
Analysis of the directional relay performance based on the positive-sequence fault components;
基于正序故障分量的方向元件性能分析
3.
According to the unwanted operation phenomenon of the directional overcurrent relay of an 110kV transformer,it is found that the traditional directional relay using connection will lead to unwanted operation when some special fault occurs.
针对某110kV变电站中变压器复压闭锁方向过流保护的不正确动作情况,通过对事故过程中的故障信息分析,并结合现场的模拟试验,找出了保护不正确动作的原因,传统的90°接线方式方向元件在某些特殊的故障时,会造成相间过流保护不正确动作。
补充资料：共面向量
共面向量
co-planar vectors
共面向最fc，planar vec奴盯;~皿p圈e .eKr叩b，] 平行于一个平面的向量.二个向量 a，置{、一_、}，:l}，a:二{翔，八，“2}。 a;二{，、;.‘。.:。}共面的必要和充分条件是 …*，、、:、 {一x己‘2￡2 }一笼”飞￡3
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条