Conference Agenda

Session

C4-3: ADVANCED SIMULATION METHODS FOR STABILITY ANALYSIS IN IBR DOMINATED SYSTEMS (PART-2)

Time:

Tuesday, 30/Sept/2025:

4:00pm - 6:00pm

Location: Room 521ABC

Session Topics:

C4 Power system technical performance

Presentations

4:00pm - 4:15pm

Frequency-Scanning-based Impedance Models for Multi-IBR Systems

Renan M. Furlaneto¹, Keijo Jacobs¹, Nasim Rashidirad², Ahda Pavani³, Ulas Karaagac⁴, Jean Mahseredjian¹

¹Polytechnique Montréal; ²Hydro-Québec Research Institute (IREQ); ³Federal University of ABC (UFABC); ⁴Middle East Technical University

4:15pm - 4:30pm

Numerical impedance-based Stability Analysis of Transmission and Distribution Systems in the Frequency Domain

Thomas Lorenz Würl, Bernd Weise, Flavio Fernandez

DIgSILENT GmbH, Germany

4:30pm - 4:45pm

Stability Assessment of Power Grids with High Penetration of Inverter-Based Resources Using dq Impedance Analysis

Hossein Ashourian¹, Anton Stepanov¹, Henry Gras¹, Jean Mahseredjian²

¹PGSTech, Canada; ²Polytechnique Montréal

4:45pm - 5:00pm

Small-signal Stability Assessment of Power Systems with Black-Box EMT Models of Inverter Based Resources

Andrew Musgrave¹, Hyeonjung {Tari} Jung², Patrick Dalton², Weiqing Jiang², Fred Howell¹, Jeff Bloemink¹, Xi Lin¹

¹Powertech Labs, Canada; ²Midcontinent Independent System Operator, USA

5:00pm - 5:15pm

A Study on Eigenvalue Comparison between Analytical State-Space Model and Vector fitting Method

Jisoo Kim¹, Jean Mahseredjian¹, Renan M. Furlaneto¹, Alireza Masoom², Chul-Hwan Kim³

¹Polytechnique Montréal, Canada; ²Hydro Quebec, Canada; ³Sungkyunkwan University, Republic of Korea

5:15pm - 5:30pm

Oscillation Modal Analysis Using Ambient Synchrophasor Measurements for the Italian Grid

Lin Zhu¹, Evangelos Farantatos¹, Yi Zhao², Haozong Wang², Xinlan Jia², Wenpeng Yu², Yilu Liu^2,3, Salvatore Tessitore⁴, Pietro Pau⁴, Guido Coletta⁴, Cosimo Pisani⁴, Giorgio Giannuzzi⁴

¹Electric Power Research Institute, United States of America; ²University of Tennessee at Knoxville, United States of America; ³Oak Ridge National Laboratory, United States of America; ⁴Terna, Italy