<abstract xmlns="http://www.w3.org/1999/xhtml"><p> In electric power systems, grid elements are often subjected to very complex and demanding disturbances or dangerous operating conditions. Determining initial fault or cause of those states is a difficult task. When fault occurs, often it is an imperative to disconnect affected grid element from the grid. This paper contains an overview of possibilities for using fuzzy logic in an assessment of primary faults in the transmission grid. The tool for this task is SCADA system, which is based on information of currents, voltages, events of protection devices and status of circuit breakers in the grid. The function model described with the membership function and fuzzy logic systems will be presented in the paper. For input data, diagnostics system uses information of protection devices tripping, states of circuit breakers and measurements of currents and voltages before and after faults.</p></abstract>

In electric power systems, grid elements are often subjected to very complex and demanding disturbances or dangerous operating conditions. Determining initial fault or cause of those states is a difficult task. When fault occurs, often it is an imperative to disconnect affected grid element from the grid. This paper contains an overview of possibilities for using fuzzy logic in an assessment of primary faults in the transmission grid. The tool for this task is SCADA system, which is based on information of currents, voltages, events of protection devices and status of circuit breakers in the grid. The function model described with the membership function and fuzzy logic systems will be presented in the paper. For input data, diagnostics system uses information of protection devices tripping, states of circuit breakers and measurements of currents and voltages before and after faults.

Use of Fuzzy Logic Systems for Assessment of Primary Faults

Croatian Transmission System Operator Ltd, Kupska 4, 10000 Zagreb

Power System Engineering Department at Faculty of Electrical Engineering in Osijek, Croatia

Journal of Electrical Engineering

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 License.

{"article-title":"Use of Fuzzy Logic Systems for Assessment of Primary Faults"}

In electric power systems, grid elements are often subjected to very complex and demanding disturbances or dangerous operating conditions. Determining initial...

Use of Fuzzy Logic Systems for Assessment of Primary Faults

Published Online: Nov 10, 2015

Page range: 257 - 263

Received: Jan 08, 2015

DOI: https://doi.org/10.2478/jee-2015-0042

Keywords
fuzzy logic, primary faults, transmission grid

© Faculty of Electrical Engineering and Information Technology, Slovak University of Technology

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 License.

Use of Fuzzy Logic Systems for Assessment of Primary Faults

Published Online: Nov 10, 2015

Page range: 257 - 263

Received: Jan 08, 2015

DOI: https://doi.org/10.2478/jee-2015-0042

Keywordsfuzzy logic, primary faults, transmission grid

© Faculty of Electrical Engineering and Information Technology, Slovak University of Technology

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 License.

Keywords
fuzzy logic, primary faults, transmission grid