片语

longitudinal differential current protection电流纵差保护

pilot differential relay protection纵联差动保护

D23 differential bus protectionD23母差保护

differential voltage protection差压保护

microcomputer differential relay protection微机差动保护

biased differential transformer protection变压器偏置差动保护

mirocomputer differential bus protection微机母差保护

differential bus protection母差保护

micromachine differential-protection微机差动保护

英汉例句

• Digital transformer differential protection may falsely take effective when external single-phase earth fault occurs at star side or the line endures lightning strike on single phase.

  数字式变压器差动保护在星形侧发生外部单相接地或线路单相遭雷击的情况下，差动保护有时会误动。

• Current differential protection is one of the most important developed directions of line main protection. It has many virtues which other protections don't have.

  电流差动保护是线路主保护的一个重要发展方向，它有着其它保护所不具备的许多优点。

• It proposes a method of detecting the secondary resistance R of CT on real time based on the principle of magnetic restraint differential protection for busbar.

  在磁制动母线差动保护的基本原理基础上提出了一种实时检测电流互感器（CT）二次电阻R的方法。

• Delay time and synchronous technology which are the key technology of optical differential protection are introduced.

  本文对光纤差动保护的关键技术——光纤传输的延时和同步技术进行了阐述。

• Because of the current on the shunt reactor, traditional traveling wave differential protection cannot be applied to transmission line with shunt reactor.

  由于并联电抗器两侧的电流发生变化，传统的行波差动保护无法应用于带并联电抗器的输电线路。

• Protection devices is equipped with zero-sequence differential protection for the auto-transformer.

  而保护装置针对自耦变压器，还配置了零序差动保护。

• With the improvement of Marine power supply network and high requirement of the selective protection, longitudinal differential protection has more practical meaning in Marine power system.

  随着船舶供电网络结构复杂程度和选择性保护要求的提高，将纵差动保护应用于船舶电力系统有着越来越大的实际意义。

• The ct saturated characteristic and the influence of ct saturated to the current differential protection have been analyzed, and the anti - saturated measures have been proposed.

  分析了电流互感器饱和的特征及电流互感器饱和对电流差动保护的影响，并提出了可能的抗饱和措施。

• The differential protection for power transformers features less ratio of proper actuation and slow response, because it severely suffers from false differential current caused by core saturation.

  变压器的差动保护因受到铁芯饱和引起的虚假差流的影响，其正确动作率较低，动作速度也较慢。

• The factors that affect the inrush are analyzed. The influence on the inrush of the differential protection is investigated and the saturation of CT is studied as well.

  进一步推导得出了影响恢复性涌流大小的因素，研究了各种状态下涌流对差动保护的影响以及CT饱和的作用。

• The wiring correctness of differential protection current loop can be verified using phasor analyzing method 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。

• In course of motor starting after no-voltage bus, a malfunction fault of motor differential protection was analyzed.

  分析了一起母线失电后快切装置动作时电动机起动过程中差动保护的误动事故。

• In this paper the recursive least square algorithm is described and a practical recursive algorithm is used in differential protection of transformer.

  本文在分析递推最小二乘算法的基础上，给出了在微机变压器差动保护中采用的实用递推算法。

• This paper introduces theoretical basis and method of measuring transformer differential protection phase by transformer differential circulating current method.

  介绍了用差压环流法测量变压器差动保护相位的理论依据及方法。

• The new approach, which checks differential protection connection using electromotor starting current, is simple and reliable, and easy to be coordinated with installation schedule.

  而利用电动机启动电流检验差动保护接线的新方法，简便可靠，容易与现场安装施工进度相协调。

• Transverse differential protection can solve the problem of protection Settings for shorter line protection.

  而横联差动保护则能克服短线路保护的整定困难。

• In practical running, the differential protection of transformer may happen to be tripped in non fault.

  实际运行中，变压器差动保护可能在非故障的情况下发生误动。

• The Characteristic of middle impedance relay was elaborated, as an example of bus differential protection of RADSS type.

  以RADSS型母线差动保护为例，阐述了中阻抗型差动继电器的原理特点。

• It is the existent of magnetizing inrush current in transformer that differs transformer differential protection from differential protection of other main equipments and transmission lines.

  由于变压器励磁涌流的存在，使得变压器差动保护有别于其他主设备及线路的差动保护。

• This article discusses the differential protection malfunction of transformers with no-load Input caused by, analyzes the emergence, hazards and characteristics of excitation inrush current.

  论述了变压器空载投入时差动保护误动作原因是由励磁涌流引起的，分析了励磁涌流的产生、危害及其特点。

• A blocking scheme for current circuit break in differential protection system of transformers performed by software of micro-computer is proposed in this paper.

  本文提出了一种利用微机软件实现的变压器差动保护电流回路断线闭锁方案。

• It ensures both sensitivity for internal faults and reliability for external faults, which is successfully applied in digital fiber current differential protection with 32 - bit DSP.

  在区内故障时可靠动作，快速切除故障。目前，该方法已成功应用于基于32位DSP的数字式光纤电流差动保护装置。

• Basing on a more precise model of transformer the author of this dissertation has done some researches on the machinery of the incorrect operation of differential protection for transformer.

  本文作者在变压器精确模型的建立及其应用于变压器差动保护不正确动作机理分析做了一定的探讨研究。