提出了一种微机型继电保护装置事故检验与管理手段。
This paper presents a method of fault testing and management for microprocessor based relay protective equipments.
介绍了一种基于实时操作系统的微机继电保护装置的设计方法。
A kind of design method of microprocessor protection relay apparatus based on real time operating system (RTOS) was introduced in this paper.
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。
In this paper, ring type diode phase-sensing circuits for protective relaying are discussed.
介绍了基于DSP的微机继电保护装置中频率测量的CPLD实现。
This paper introduces CPLD realization of frequency measure in digital relay protection equipment powered by DSP.
该文从继电保护装置测试的需求和原理出发，提出自动测试的概念。
Starting from the requirements and principle of testing protective devices, this paper presents the concept of automatic test.
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。
This system has auxiliary functions of relay protection parameter setting and fault cause finding and analyzing.
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。
In order to ensure municipal power distribution system 'normal operation, the protection equipment of relay protection should be correctly set.
过电流继电器是继电保护装置的一种，当负载电流超过整定值时，继电器动作。
An "Overcurrent relay" is a type of protective relay which operates when the load current exceeds a preset value.
继电保护装置的模块化使得继电保护图纸与信息的管理也应呈现模块化的特征。
The modularization characteristics of graph-information management should be manifested because of the modularization of modern relay protection devices and drawings.
如何提高继电保护装置的正确动作率，一直是调度通信系统的重点技术难题之一。
How to promote the right action rate of the Relay protect equipment is the most important and difficult problem of the power dispatch and communication system.
电力系统继电保护装置的动作正确性在很大程度上取决于故障电流转变的准确性。
The correct operation of relay protections largely depends on the correct detection of fault current in power system.
此设计能对目前继电保护装置所要求的项目进行测试和试验，并满足了要求的精度。
The design can be used to test the required testing items of present protective devices and its measuring accuracy is enough.
实验结果表明，该接口能很好地完成电子式互感器与继电保护装置之间的通讯功能。
The result indicates that interface scheme has good function of communication between the electrical transducer and protective relay devices.
继电保护装置对整个电力系统的稳定运行以及被保护的电气设备都是极端重要的设施。
The relay protector is an extremely important installation to the stability of the operation of the whole electric power system as well as the protected electric facilities.
还分析了引进机组中电机的继电保护装置的特点，提出了完善电机继电保护系统的建议。
In addition, the relay protection performance of a motor in a imported gas expander train is also described and measures for improving relay protection systems of motors are proposed.
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。
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.
探讨和分析了如何提高继电保护装置性能的问题，并提出通信结构和规约方面应全面与国际接轨。
How to improve the performance of relay protection device is discussed, and it suggests that the communication structure and stipulation should be compatible with international communication standard.
相对于继电保护装置测试系统的成熟，稳定控制装置的测试系统可以说还是处在刚刚起步的阶段。
Although the testing system of Microcomputer-based Protection device has been coming into maturity, testing system of distributed stability control device is just in the beginning nowadays.
要在动态模拟实验室中较全面考核继电保护装置的动作行为，动模实验室必须尽可能模拟各种故障。
To completely test the behavior of relay device in power system dynamic lab, different fault types, as more as possible, should be simulated.
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。
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.
应用浮点数据采集技术能够在较低成本下获得较宽的动态范围，这在微机继电保护装置中具有实用价值。
The applying of the float - point data acquisition technique can achieve wide dynamic scope with rather low cost, which is of practical importance to the computer relaying equipment.
PT断线作为电力系统中一种常见的故障，能否及时有效地进行判别，是继电保护装置正确动作的前提条件。
It is the precondition for protection's correct operation to verify PT breaking in time, which is a common fault in power system.
将模式的思想引入电力系统继电保护整定计算软件开发，实现了基于模式的自定义继电保护装置整定计算软件。
The idea of pattern is introduced into the development of the relay device coordination software, which helps to design the new self-defined relay device coordination system.
继电保护装置应用于主要电气设备和二次接线回路中；并熟练掌握了变电所内主要电气设备和二次回路的工作原理。
Made the voltage changer and outfeeder's protection setting calculation, mastered the principles of the main apparatus and secondary circuit.
本文首先分析了软件设计技术的重要性，针对当前继电保护装置开发中的一些软件开发缺陷问题，说明了本论文研究的必要性。
The paper analyses the importance of software design technology, and aiming at the shortage of current protective device software development, shows that the paper's research is necessary.
对继电保护系统进行可靠性评估，能及时发现继电保护装置的隐患，避免电网发生故障时因保护装置不正确动作引起事故的扩大。
The reliability assessment to relay protection system can discover the hidden failures of relay protection device, to avoid the expansion of accident due to the incorrect action of relay protection.
介绍了一种基于C8051F020单片机的继电保护装置，包括电力系统中继电保护功能的探讨、系统总体硬软件设计方案的分析。
This paper introduces a Microcomputer protection device based on C8051F020, including the discussion of protective relay functions and analysis of general system hardware and software design.
介绍了一种基于C8051F020单片机的继电保护装置，包括电力系统中继电保护功能的探讨、系统总体硬软件设计方案的分析。
This paper introduces a Microcomputer protection device based on C8051F020, including the discussion of protective relay functions and analysis of general system hardware and software design.
应用推荐