<abstract xmlns="http://www.w3.org/1999/xhtml"><p>Ferroresonance is a nonlinear phenomenon that damages the undesired, destructive system for energy transmission lines. The formation and development of this overvoltage ferroresonance phenomenon is an important research topic as a mysterious event in energy power systems. In this study, Seyit Omer-Iklar energy transmission line from Turkey’s electrical transmission networks was modelled using real parameters. Ferroresonance scenario was created on the model. The energy transmission system with the scenario is set to a simulation time of 4 seconds. The first two seconds are set to normal. By cutting off the transmission line in the 2nd sec., the system is provided with ferroresonance drift. According to the data obtained therefrom, spectrograms, instantaneous amplitude, instantaneous frequency and instantaneous phase were conducted. The analyses have made clear that the instantaneous frequency amplitude defined the system’s ferroresonance moment very well.</p></abstract>

Ferroresonance is a nonlinear phenomenon that damages the undesired, destructive system for energy transmission lines. The formation and development of this overvoltage ferroresonance phenomenon is an important research topic as a mysterious event in energy power systems. In this study, Seyit Omer-Iklar energy transmission line from Turkey’s electrical transmission networks was modelled using real parameters. Ferroresonance scenario was created on the model. The energy transmission system with the scenario is set to a simulation time of 4 seconds. The first two seconds are set to normal. By cutting off the transmission line in the 2nd sec., the system is provided with ferroresonance drift. According to the data obtained therefrom, spectrograms, instantaneous amplitude, instantaneous frequency and instantaneous phase were conducted. The analyses have made clear that the instantaneous frequency amplitude defined the system’s ferroresonance moment very well.

Analysis of instantaneous frequency, instantaneous amplitude and phase angle of ferroresonance in electrical power networks

Department of Electrical-Electronics Engineering

Journal of Electrical Engineering

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

Ferroresonance is a nonlinear phenomenon that damages the undesired, destructive system for energy transmission lines. The formation and development of this...

Analysis of instantaneous frequency, instantaneous amplitude and phase angle of ferroresonance in electrical power networks

Published Online: Dec 31, 2019

Page range: 494 - 498

Received: Oct 10, 2018

DOI: https://doi.org/10.2478/jee-2019-0084

Keywords
Hilbert-Huang transform, ferroresonance, spectrograms, instantaneous frequency, instantaneous phase

© 2019 Ömer Akgün et al., published by Sciendo

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

Analysis of instantaneous frequency, instantaneous amplitude and phase angle of ferroresonance in electrical power networks

Published Online: Dec 31, 2019

Page range: 494 - 498

Received: Oct 10, 2018

DOI: https://doi.org/10.2478/jee-2019-0084

KeywordsHilbert-Huang transform, ferroresonance, spectrograms, instantaneous frequency, instantaneous phase

© 2019 Ömer Akgün et al., published by Sciendo

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

Keywords
Hilbert-Huang transform, ferroresonance, spectrograms, instantaneous frequency, instantaneous phase