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Hauptverfasser: Lee, Dongyeong, Garcia, Francisco Javier Cifuentes, Beerten, Jef
Format: Preprint
Veröffentlicht: 2025
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Online-Zugang:https://arxiv.org/abs/2504.07788
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author Lee, Dongyeong
Garcia, Francisco Javier Cifuentes
Beerten, Jef
author_facet Lee, Dongyeong
Garcia, Francisco Javier Cifuentes
Beerten, Jef
contents This paper proposes a generalized passivity sensitivity analysis for power system stability studies. The method uncovers the most effective instability mitigation actions for both device-level and system-level investigations. The particular structure of the admittance and nodal models is exploited in the detailed derivation of the passivity sensitivity expressions. These proposed sensitivities are validated for different parameters at device-level and at system-level. Compared to previous stability and sensitivity methods, it does not require detailed system information, such as exact system eigenvalues, while it provides valuable information for a less conservative stable system design. In addition, we demonstrate how to utilize the proposed method through case studies with different converter controls and system-wide insights showing its general applicability.
format Preprint
id arxiv_https___arxiv_org_abs_2504_07788
institution arXiv
publishDate 2025
record_format arxiv
spellingShingle Generalized Passivity Sensitivity Methodology for Small-Signal Stability Analysis
Lee, Dongyeong
Garcia, Francisco Javier Cifuentes
Beerten, Jef
Systems and Control
This paper proposes a generalized passivity sensitivity analysis for power system stability studies. The method uncovers the most effective instability mitigation actions for both device-level and system-level investigations. The particular structure of the admittance and nodal models is exploited in the detailed derivation of the passivity sensitivity expressions. These proposed sensitivities are validated for different parameters at device-level and at system-level. Compared to previous stability and sensitivity methods, it does not require detailed system information, such as exact system eigenvalues, while it provides valuable information for a less conservative stable system design. In addition, we demonstrate how to utilize the proposed method through case studies with different converter controls and system-wide insights showing its general applicability.
title Generalized Passivity Sensitivity Methodology for Small-Signal Stability Analysis
topic Systems and Control
url https://arxiv.org/abs/2504.07788