Electrical products which have LCD time counter, Layer sensor, Three-phase AC fault protection relay and so on.
其中电器类产品有液晶显示计时计数器、平层感应器、断相错相三相交流保护继电器等等。
A modern protection relay offers up to 600 information and fault records with high resolution.
一种现代保护继电器能提供多达600条高分辨率的信息与故障记录。
Design and realization of relay protection and fault information system.
继电保护及故障信息系统的设计与实现。
Modeling and faults calculation in the new converter transformer are the bases of research on operating characteristics, relay protection and fault diagnosis of the new converter transformer.
新型换流变压器建模和故障计算是新型换流变压器运行特性研究及继电保护、故障诊断的基础。
According to features and requirements of modern district power grid, the development of software for graphic integrated fault analysis and relay protection test is researched.
从现代地区电网的特点和需求出发，研究了图形化综合故障分析与继电保护测试软件的开发。
Relay protection and fault information transfer system is a distributed management system.
继电保护及故障信息传输系统是一个分布式管理系统。
Fault recorder plays an important role in the identification of fault kind and protection relay performance.
故障录波器对于故障性质及保护动作行为的认定有着不可替代的重要作用。
In order to solve the problem of relay protection failure for induction motor, we put forward the method of stator winding small fault detecting based on wavelet transform.
对电动机的继电保护中存在电动机微变故障保护失效的问题，提出了基于小波分析的定子绕组微变故障检测方法。
Using data fusion technique to realize fault discrimination of transmission lines, this work tried to find a new approach of adaptive relay protection and intelligent fault diagnosis on power system.
本文探索性地应用多传感器数据融合技术解决输电线网的故障类型识别问题，力求寻找一条自适应继电保护和智能故障诊断的新途径。
The scheme includes the transverse differential protection, the directional relay action on negative sequence power of fault component and the incomplete differential protection.
该方案包括了横差保护、故障分量负序功率方向保护和不完全纵差保护的综合应用。
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。
The system is applied to a means of online fault diagnosing and a measure of real- time monitoring relay protection sensitivities.
该系统为运行人员提供了一种在线进行故障诊断的方法以及在线对保护灵敏度进行监测的手段。
This paper presents that the protection for the phase to phase fault should be composed of high frequency teleprotection channel and overreached distance relay.
提出只有将高频通道、超范围距离元件配合构成允许式纵联距离保护，才能保护同杆双回线跨线不接地故障。
Relay protection is one of device to respond the fault and abnormal circulate situation of electric power system, to make the breaker action and to send out the signal.
继电保护装置是一种反应电力系统故障和不正常运行状念，并动作于断路器跳闸和发出信号的设备。
The clock signal provided by Global Positioning System(GPS)is widely used in electric power system for relay protection, SOE (Sequence of Events), fault locating, synchronous sampling and so on.
GPS同步时钟信号已在电力系统的继电保护、事件顺序记录、故障测距、同步采样等诸多领域获得重要运用。
A design method of fault analysis expert system in relay protection and fault information system is put forward, and its the functional structure is analyzed.
针对继电保护故障信息系统中的故障分析专家系统，提出了其设计的指导思想，并分析了其功能结构。
Among the devices used in a substation, intelligent electronic devices (IED) such as numerical relay protection, fault locator and digital electric transducer are getting popularized.
在牵引变电所的设备中，智能电子设备(IED)得到了越来越广泛的使用。微机保护、故障探测、数字式变送器等已逐步在牵引变电所推广使用。
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。
This paper introduces principles of relay protection based on the fault component and applies these to the fault location.
本文将基于故障分量的继电保护原理用于单相接地故障定位。
The saturation of magnetic current transformers, occurred during a fault on the power system, will lead to mal-operation or refused operation of protection relay.
电磁式电流互感器在电力系统故障情况下可能发生饱和，常导致继电保护装置误动或拒动。
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。
New principle for feeder grounding fault protection based on zero sequence admittance is presented in this paper. Criterions for the line ground relay with zero sequence admittance are also discussed.
提出了采用测量线路零序导纳进行接地保护的新原理，讨论了直线式导纳继电器的接地保护判据。
This article presents a new method to detect CT and PT wire break. This method can be used on generator micrcomputer based relay protection device against internal short circuit fault.
本文提出了一种有效的单片机发电机内部短路保护中电流互感器CT和电压互感器PT的断线判别方法。
ABSTRACT: This paper introduces the disadvantages of using failure protection to clear beaker's inter fault, proposes that the system need a faster breaker's inter relay.
摘要：介绍了失灵保护切除断路器内部故障的危害，提出了系统需要快速的断路器内部故障保护的论断。
Relay protection and fault information system set technical support operation and management, providing support for analysis and processing power grid failure.
继电保护及故障信息系统是一个集继电保护运行、管理的技术支持系统，为分析、处理电网故障提供支持。
Relay protection and fault information system set technical support operation and management, providing support for analysis and processing power grid failure.
继电保护及故障信息系统是一个集继电保护运行、管理的技术支持系统，为分析、处理电网故障提供支持。
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