Power grid modeling based on the electromechanical energy approach aiming power systems stability studies

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Original languageEnglish
Title of host publication24th Mediterranean Conference on Control and Automation, MED 2016
Pages943-948
Number of pages6
ISBN (electronic)9781467383455
Publication statusPublished - 1 Jun 2016

Abstract

This paper presents a new modeling approach for power systems aiming its small-signal stability analysis. The work employs an electromechanical correspondence for the electrical grid along with the Lagrangian Energy Method for obtaining system's differential equations. The approach generalizes the so-called Steady-State one, introducing a full matrix for the damping coefficients, which in practice are responsible for damping the oscillations between machines, i.e. the inter-area modes. Modal Analysis results show that the proposed method reaches up to 96% of accuracy for two exemplary benchmark system when compared to simulations from a specialized power systems software.

Keywords

    damping, differential equations, modal analysis, oscillations, power grids, power system simulation, power system stability, power grid modeling, electromechanical energy approach, small-signal stability analysis, electromechanical correspondence, electrical grid, Lagrangian energy method, damping coefficients, power system software, Mathematical model, Power system stability, Bars, Damping, Power grids, Differential equations, Power system dynamics

ASJC Scopus subject areas

Cite this

Power grid modeling based on the electromechanical energy approach aiming power systems stability studies. / Trentini, R.; Kutzner, R.; Hofmann, L.
24th Mediterranean Conference on Control and Automation, MED 2016. 2016. p. 943-948 7535986.

Research output: Chapter in book/report/conference proceedingConference contributionResearchpeer review

Trentini, R, Kutzner, R & Hofmann, L 2016, Power grid modeling based on the electromechanical energy approach aiming power systems stability studies. in 24th Mediterranean Conference on Control and Automation, MED 2016., 7535986, pp. 943-948. https://doi.org/10.1109/med.2016.7535986
Trentini, R., Kutzner, R., & Hofmann, L. (2016). Power grid modeling based on the electromechanical energy approach aiming power systems stability studies. In 24th Mediterranean Conference on Control and Automation, MED 2016 (pp. 943-948). Article 7535986 https://doi.org/10.1109/med.2016.7535986
Trentini R, Kutzner R, Hofmann L. Power grid modeling based on the electromechanical energy approach aiming power systems stability studies. In 24th Mediterranean Conference on Control and Automation, MED 2016. 2016. p. 943-948. 7535986 doi: 10.1109/med.2016.7535986
Trentini, R. ; Kutzner, R. ; Hofmann, L. / Power grid modeling based on the electromechanical energy approach aiming power systems stability studies. 24th Mediterranean Conference on Control and Automation, MED 2016. 2016. pp. 943-948
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abstract = "This paper presents a new modeling approach for power systems aiming its small-signal stability analysis. The work employs an electromechanical correspondence for the electrical grid along with the Lagrangian Energy Method for obtaining system's differential equations. The approach generalizes the so-called Steady-State one, introducing a full matrix for the damping coefficients, which in practice are responsible for damping the oscillations between machines, i.e. the inter-area modes. Modal Analysis results show that the proposed method reaches up to 96% of accuracy for two exemplary benchmark system when compared to simulations from a specialized power systems software.",
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AU - Kutzner, R.

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