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   数字式保护 在 电力工业 分类中 的翻译结果: 查询用时:0.518秒
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数字式保护
相关语句
  digital protection
    The New Features in the Development of Home Made Digital Protection
    国产数字式保护发展的新特点
短句来源
    Application of new technology in digital protection
    数字式保护新技术的应用
短句来源
    Discussion on Digital Protection Technique of Main Electric Apparatus
    主设备数字式保护技术的讨论
短句来源
    A better connection for digital protection is also proposed,which takes the inter phase voltage as the input of the directional element at low voltage side and make interior angle setting easier.
    最后针对数字式保护的特点 ,采用与中、高压侧相间电压满足同相位关系的低压侧相间电压差作为方向元件的电压量的接线方式 ,提出了一种更好的、使内角整定计算更为方便的功率方向元件的接线方式。
短句来源
    BKD-50000/500 model HV parallel reactors are used for a 500 kV system in a certain project and its protections are LFP-917 and LFP-974D models, which use the single-chip machine for its digital protection.
    某工程 5 0 0kV系统中 ,采用BKD - 5 0 0 0 0 / 5 0 0型高压并联电抗器 ,其保护采用LFP - 91 7和LFP - 974D型保护装置 ,由单片机实现数字式保护
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  “数字式保护”译为未确定词的双语例句
    The Protection Relay Based on MSP430F149
    基于MSP430F149的数字式保护继电器
短句来源
    This paper describes several algorithms of simulation of transformer inrush by Electromagnetic Transient Program (EMTP).
    在利用电磁暂态程序(EMTP)对变压器励磁涌流进行仿真计算的基础上,讨论了数种算法,目的是构造适用于数字式保护的算法,使之较好地重构励磁涌流。
短句来源
    Examples using the calculation system are given in the end.
    关键字:主设备保护整定计算数字式保护功率方向元件内角整定系统
短句来源
    In order to make use of the information of relay-protection、 improve the ablity of fault analysis、 quicken the accident management, we need an information system, which can provide a standard to concentrate any kinds of relay-protection equipment and unify the interface.
    为有效地利用数字式保护设备和故障录波器提供的各种信息,提高故障分析能力,加快事故处理速度,需要建立一个智能型的信息处理系统,提供统一的接口标准,将变电站内不同厂家、不同类型的保护设备和故障录波器的信息集中处理、集中传输,并提供统一的分析界面。
短句来源
    The results show that the method is of a series of good points such as correctivity in determination, high sensitivity and high speed in operation.
    结果表明,本文提出的选相方法具有判断准确、灵敏度高、动作速度快等优点,特别适用于数字式保护
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  digital protection
AnyDVD is a driver, that neutralizes digital protection of DVD movies.
      
Basic digital protection functions have passed innumerable lab and field tests and are well-established in practice.
      
His special fields of interest are Digital protection of power systems and Embedded Systems.
      
He has been involved in the design and development of digital protection systems from the beginning.
      
Kumar was a member of the CIGRE Working Groups 34.01 and 34.02 dealing with digital protection and control of power systems.
      
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In accordance with the characteristic of digital relay and fault locatoin four methods of phase selection on fault component are presented in this paper.These methods are simple in principle, reliable in action, and immune from load flow,system oscillation.Hardly affected by fault location, source impedance and fault resistance, they can select fault phase reliably for any power system and fault type.As phase selection schemes, they can be used for perfect digital relay.

本文针对数字式保护和故障点测距特点,提出和分析了一系列利用故障分量的迭相方案。这些方案原理简单、动作可靠、分析方便、不受负荷电流的影响,几乎不受故障点位置、电源阻抗和故障点过渡电阻的影响,也不受系统振荡的影响、能在任意系统结构和故障型式下都明确可靠地选出故障相。因此可作为数字式保护的较理想的选相元件方案。

A new method of phase-select is proposed in this paper. Digital simulation is made out for the method under a lot of faulted conditions. The results show that the method is of a series of good points such as correctivity in determination, high sensitivity and high speed in operation.

本文提出了一种适用于数字式保护的新型选相方法。在IBM-PC机上对各种故障情况进行了大量仿真试验。结果表明,本文提出的选相方法具有判断准确、灵敏度高、动作速度快等优点,特别适用于数字式保护

This paper describes several algorithms of simulation of transformer inrush by Electromagnetic Transient Program (EMTP). Based on analysis of these algorithms a suitable algorithm is designed for digital protection, which can reconstructs the inrush better and calculate the dead angle with less error. A new algorithm by use of quadratic polynomial is proposed to reconstruct inrush, and the corresponding sampling rate is determined.

在利用电磁暂态程序(EMTP)对变压器励磁涌流进行仿真计算的基础上,讨论了数种算法,目的是构造适用于数字式保护的算法,使之较好地重构励磁涌流。并以较小的误差计算出涌流的间断角。提出了用二次多项式重构励磁涌流的新算法,并确定了相应的采样率。

 
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