Fourier algorithms are widely used in digital protective relaying.
在数字式继电保护中应用最多的是富氏算法。
Research on communication model for protective relaying and fault information system.
继电保护及故障信息系统通信模型研究。
In this paper, ring type diode phase-sensing circuits for protective relaying are discussed.
本文对继电保护装置中应用的二极管环形相敏电路进行了探讨。
To seek an appropriate algorithm is an important task for microprocessor-based protective relaying.
寻找合适的算法是微机保护的一个重要任务。
The validity and rationality of protective relaying are directly related with the security of power systems.
电力系统继电保护能否正确、合理动作，直接关系到电网的安全稳定运行。
The fault component principle is widely used in power system protective relaying since it has lots of advantages.
突变量理论广泛应用于电力系统微机保护。
How to detect the fault line quickly and accurately is an important issue in electric power system protective relaying.
如何准确地检测出故障线路一直是电力系统继电保护的重要研究课题。
This paper introduces a advanced expert system for protective relaying operation and management for Hunan power system.
本文介绍了一个为省级电网开发的继电保护运行与管理专家系统。
The basic concept and principle of protective relaying and fault information system and the idea of its design are presented.
文章介绍了继电保护及故障信息系统的基本概念、原理和设计思想。
A visible calculation and management system for generator's internal faults and main protective relaying setting is developed.
介绍了一套可视化的发电机内部故障计算和主保护整定管理系统。
The characteristic of power system protective relaying signal is introduced, all kinds of its teletransmission form are analysed.
介绍了电力系统保护信号的特点及其传输方式，并分析了各种传输方式的利弊。
The dynamic power frequency impedance of TCSC is of great importance to the analysis of protective relaying characteristics on transmission line with TCSC.
TCSC的动态基频阻抗特性分析对研究含TCSC线路上的线路保护的特性具有重要意义。
It introduces the protective relaying equipment allocation and operation situation of Shanxi electric power network, analyzes the problems, gives some advices.
介绍了山西电网继电保护设备配置现状及其运行情况，发析了存在的问题，提出了解决问题的建议。
The protective relaying and fault recorder information processing system is composed of a master station system, communication network and slave station system.
电网继电保护及故障信息管理系统由主站系统、通信网络和子站系统三部分组成。
The key point to realize protective relaying and the fault location based on travelling wave is how to correctly distinguish and detect the travelling wave signal.
正确识别和检测线路故障后的行波信号是实现行波保护和故障测距的关键。
It is proved in practice that for the data acquisition system of protective relaying testing instrument replacing the serial transmission by USB communication is imperative.
实践证明，在继电保护测试仪的数据采集系统中用usb传输取代串口传输是势在必行的。
Usually, power nanocrystalline current transformer cores are used in high voltage, high current generator factory, safe-quick measurement and protective relaying in power station.
通常，它们应用于高压、大电流发电厂和变电站安全快捷的测量和继电保护。
A software based frequency tracking algorithm for protective relaying is analyzed thoroughly. in this paper, the availability of this algorithm under the non-noise condition is proved.
全面分析了一种保护用软件频率跟踪算法的性能，论证了在无噪声干扰的情况下该算法的有效性。
According to request of real time and reliability in national protective relaying signals transmitting standard, the paper discusses how to reduce transmission delay and bit error ratio.
根据国家颁布的继电保护通道标准中对实时性、可靠性方面的要求，重点讨论了如何改善传输时延和误码性能。
Along with the establishment of the information network for protective relaying and fault recorders, the plentiful recorded fault data lay a foundation for further diagnosis of the faults.
随着继电保护及故障录波信息网的建立，丰富的录波信息为进一步诊断提供了基础。
Ct (Current transformer) Current transformers are instrument transformers used in conjunction with ammeters, control circuits and protective relaying. They usually have5 ampere secondaries.
电流互感器电流互感器是一种仪表变压器，通常与电流表、制电路、护继电器配套使用。
Ct (Current transformer) Current transformers are instrument transformers used in conjunction with ammeters, control circuits and protective relaying. They usually have5 ampere secondaries.
电流互感器电流互感器是一种仪表变压器，通常与电流表、制电路、护继电器配套使用。
应用推荐