Cost price Research on the analysis method of power system relay protection
The experimental results show that this method can effectively analyze the operation characteristics of power system relay protection, and can accurately check whether the relay
Cost price CN101499651B
The present invention relates to a kind of fast acting method for microcomputer type relay protection, belong to electrical technology field.
Cost price Application of FFT-based Fourier Algorithm in Microcomputer Relay
With the development of technology, Fourier algorithm plays a more and more important role in microcomputer relay protection. This paper will discuss in detail the role and importance of Fourier
Cost price Application of Full Wave Fourier Algorithm in Microcomputer Relay
By the analysis of the mathematical principle and frequency spectrum characteristics of the full wave Fourier algorithm, and the simulation of MATLAB mathematical model, the feasibility of the algorithm
Cost price Application Research of Microcomputer Relay Protection in Power
Finally, taking GOOSE and SMV message transmission relay protection instruction as an example, the application of IEC61850 on the experimental platform is introduced. This paper provides a test flow of
Cost price Synthesized filtering algorithm for microprocessor based protection
In the article are compared twelve methods of synthesis of a digital filter basing on the analog prototype-second-order integrating filter. The bilinear filter and Boxer-Thaler filters are analyzed in respect to
Cost price Microsoft Word
Recent work includes feedback systems in which relays monitor the operating state of the power system and automatically reconfigure themselves for providing optimal protection.
Cost price Negative Sequence-Based Schemes for Power System
Technological progress in microprocessor relays offered the chance to have a more reliable protection scheme using embedded negative sequence filters in relays.
Cost price (PDF) Software and hardware design of microcomputer relay protection
In this paper, a microcomputer protection device based on the TMS320F28335 chip is developed. Considering the anti-interference of field use, detailed hardware and software design is
Cost price (PDF) Software and hardware design of microcomputer
In this paper, a microcomputer protection device based on the TMS320F28335 chip is developed. Considering the anti-interference of field use,
Cost price Reliability Analysis and Improvement Strategies of Microcomputer
The research results of this paper will greatly improve the adaptability and reliability of microcomputer-based relay protection and promote the scientific and technological progress and
Cost price Rebirth of Negative-Sequence Quantities in Protective Relaying
ABSTRACT is on numerical relays since they have facilitated the calculation of symmetrical components. Negative-sequence quantities ( e voltage and current denoted by V2 and I2) are very
Cost price Relay Protection and Automation Algorithms of Electrical
The use of specialized trainable triggering elements is studied both for building new protections and for improving the sophistication of traditional types of relay protection devices.