This paper presents a new design method of CPU Board for microcomputer relay protection.
本文提出一种用于微机继电保护的CPU主板的新设计方法。
This paper introduces the problem of hidden failures in relay protection of power systems.
介绍了电力系统继电保护中存在的隐形故障问题。
Hidden failures of relay protection are the main cause of transmission lines cascading trips.
继电保护隐藏故障是造成输电线路连锁跳闸的主要原因。
This system has auxiliary functions of relay protection parameter setting and fault cause finding and analyzing.
该系统对继电保护装置参数整定、事故原因查找及分析等有辅助作用。
Finally, the impact of series resonant current limiter on relay protection and over voltage in grid was explored.
最后探讨了串联谐振式限流器对继电保护和电网过电压的影响。
The thesis does research on the application of non-linear LES in power system relay protection filter computing.
研究了非线性最小二乘算法在电力系统滤波计算中的应用问题。
An intelligent system of relay protection setting calculation combined with database is introduced in this paper.
提出了一种与数据库相结合的继电保护整定计算智能系统。
This paper introduces CPLD realization of frequency measure in digital relay protection equipment powered by DSP.
介绍了基于DSP的微机继电保护装置中频率测量的CPLD实现。
Increase external overload protection is to prevent motor burned effective means, such as thermal relay protection.
增加外部过载保护是防止电机烧毁的有效手段，如热继电器保护。
Whereas, it is less reported for the evaluation and application of sag mitigation capabilities to relay protection.
然而，目前的电压跌落治理方案均缺乏对继电保护技术的评价和应用。
Relay protection and auto mechanism are the important ensure measures for reliable supply and stably running power grid.
继电保护和自动装置是电网安全稳定运行和可靠供电的重要保障措施。
This paper analyzes several existing problems on the switching power supply for the relay protection in the actual running.
研究了实际运行中的继电保护用开关电源存在的几种问题。
In the design, construction and debugging work of relay protection, protection dead-zone happens because of careless operation.
在继电保护的设计、施工、调试等实践工作中，有时因为疏忽导致保护死区的产生。
The problems discovered in relay protection setting inspection in some regions of Guangdong Province are analyzed and summarized.
对广东省几个地区继电保护定值检查中发现的问题进行了分析和总结。
One basic requirement to starting element of relay protection is that it has high sensitivity and can reflect all kinds of faults.
对继电保护启动元件的一个基本要求是能反映各种故障，并且灵敏度要高。
The characteristics of electromagnetic interference typical for generating units and microprocessor relay protection equipment was given.
——电磁干扰的典型特点及微处理器为机组继电保护设备进行了必要的分析说明。
A type of new relay protection test software is developed to facilitate the automatic test of the traction substation relay equipment.
为了实现牵引变电所继电保护的自动测试，设计了一种新的继电保护测试软件。
This text through further investigation of CAN and relay protection system, develop the communication converter products of RS232/CAN.
本文通过对继电保护系统通信和CAN总线的深入研究，研制开发了RS232/CAN总线通信转换器产品。
Because the voltage measuring error increases when phase to phase short circuit occurs, distance relay protection will act improperly.
但是短线路在两相短路时，由于测量电压的误差会放大，可能引起距离保护的超越。
The device offers plentiful electric parameter for microcomputer relay protection equipment and reduces the difficulty of realization.
该设计可以为微机继保装置提供丰富的电气参数，同时大大降低了实现难度。
Traditional Current sensor is current transformer, which can be classified into two categories: used in surveying and relay protection.
传统电流传感器就是指电流互感器，包括测量用电流互感器和保护用电流互感器。
The proposed system is able to take on the teaching experiments of Power System Relay Protection and Power System Microcomputer Protection.
该系统能够承担《电力系统继电保护》和《电力系统微机保护》课程的教学实验。
And its optimization must be done with integration of computer and communication technology as well as equipment of MAN and relay protection.
计算机技术、通信技术以及与城网一次设备、继电保护的合理集成是网络优化的保证。
It is a trend for computer relay protection to replace conventional protection, but there is a large difference between check methods of them.
计算机继电保护取代常规保护是大势所趋，其校验方法与常规继电保护校验方法大有较大区别。
The relay protection and fault information system can provide highly detailed and abundant data of real-time or fault cases of the power grid.
继电保护故障信息处理系统能为电力运行提供非常详细和丰富的各种实时以及故障时的数据资料。
In order to ensure municipal power distribution system 'normal operation, the protection equipment of relay protection should be correctly set.
为了确保城市电网配电系统的正常运行，必须正确地设置继电保护装置。
This paper analyzes the relation and difference among on-line state monitoring, fault diagnosis and computer relay protection in water turbine.
分析了水轮机组在线状态监测、故障诊断及微机保护之间的联系与差别。
Based on the character of relay protection, the protection reliability is divided into protection system reliability and protection operation reliability.
基于继电保护的工作特点，将其可靠性分为保护系统可靠性和保护动作可靠性两个方面。
Aimed at the problems of relay protection during charging test of the buses, a new method of intelligent bus-charging protection is presented in this paper.
针对当前母线充电试验时继电保护中存在的一些问题，提出了一种智能型的母线充电保护新方法。
The target of the research of adaptive relay protection is to settle the disadvantage in traditional relay protection and improve the performance of protection.
研究自适应保护的目标是解决传统保护中存在的问题，并进一步改善保护的性能。
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