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- fibre line differential protection 光纤电流差动
- cable line differential protection 线路差动保护
- Functions of MCD Fibre Line Differential Protection and Some Problems in Commissioning and using MCD光纤电流差动保护装置的性能特点及调试运行中应注意的问题
- line differential protection 电流差动保护
- 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。
- 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。
- Traditional differential protection is imperfect because it just bases on the size of stalling current to divide the transmission line not considering the impact of the remanence. 传统分段比率制动的差动保护特性不考虑剩磁的影响，仅依据制动电流的大小进行分段是不完善的。
- 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。
- 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。
- This paper proposes a novel principle of segregated phase current differential protection in UHV long distance transmission line with shunt reactor installed in the middle segment. 提出了在特高压长线路中间带并联电抗器时的线路分相电流差动保护原理。
- 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 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。
- Inrush current is about with the theory of differential protection ,but research exotericas of it is used difficulty in fact. 励磁涌流涉及到差动保护的原理问题,是当前研究地热点之一,但多停留在理论层面。
- The protection must be disabled before switch and be enabled after switch and it is easy to cause the differential protection misoperation. 在进行电流、电压回路切换时必须先退保护,切换完毕后再投入保护,操作步骤烦琐,容易造成差动保护的误动。
- The current transmission error of CT saturation is one of the main factors of current differential protection maloperation. 电流差动保护中区外故障时电流互感器饱和而造成的电流传变误差,是引起电流差动保护误动的一个重要因素。
- LI De-jia.Analysis and countermeasure of maloperation of the microprocessor based transformer differential protection[J].Relay,2004,32(5):56-59. [2]李德佳.;微机型变压器差动保护误动原因分析与对策[J]
- The vertical line meets the horizontal one here. 垂直线与水平线在此相交。
- One line cuts another at right angles. 一条线与另一条线成直角相交。
