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  1. Employees

Språkvelger

Norsk

Sjur Føyen

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Sjur Føyen

Associate Professor
Department of electric energy

foyen.sjur@ntnu.no
Elektro E + F Gløshaugen, Trondheim
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Publications Teaching Outreach

Publications

  • Chronological
  • By category
  • See all publications in Cristin

2025

  • Shah, Chirag Ramgopal; Molinas Cabrera, Maria Marta; Føyen, Sjur; D'Arco, Salvatore; Nilsen, Roy; Amin, Mohammad. (2025) Single Coordinate Bode Plots for Stability Evaluation of MIMO Power Electronics Systems via a Frequency Coupling Corrective Factor. IEEE transactions on power electronics
    Academic article

2024

  • Føyen, Sjur; Shah, Chirag Ramgopal; Zhang, Chen; Molinas Cabrera, Maria Marta. (2024) Synchronisation, dispatch and droop of VSCs: revisiting functionality in various coordinate systems. IEEE International Symposium on Power Electronics for Distributed Generation Systems (PEDG)
    Academic article
  • Shah, Chirag Ramgopal; Føyen, Sjur; Molinas Cabrera, Maria Marta; Nilsen, Roy; Amin, Mohammad. (2024) Influence of controller and reference frame on impedance coupling strength, its quantification and application to stability studies. IEEE conference proceedings
    Academic chapter/article/Conference paper

2023

  • Føyen, Sjur; Zhang, Chen; Zhang, Yu; Isobe, Takanori; Fosso, Olav Bjarte; Cai, Xu. (2023) Frequency Scanning of Weakly Damped Single-Phase VSCs With Chirp Error Control. IEEE transactions on power electronics
    Academic article

2022

  • Zhang, Yu; Føyen, Sjur; Zhang, Chen; Molinas Cabrera, Maria Marta; Fosso, Olav B; Cai, Xu. (2022) Instability Mode Recognition of Grid-Tied Voltage Source Converters with Nonstationary Signal Analysis. IEEE conference proceedings
    Academic chapter/article/Conference paper
  • Zhang, Chen; Molinas Cabrera, Maria Marta; Føyen, Sjur; Suul, Jon Are Wold; Isobe, Takanori. (2022) Impedance Modeling and Comparative Analysis of a Single-phase Grid-tied VSC Under Average and Peak dc Voltage Controls. IEEE (Institute of Electrical and Electronics Engineers)
    Academic chapter/article/Conference paper
  • Føyen, Sjur; Zhang, Chen; Molinas Cabrera, Maria Marta; Fosso, Olav B; Isobe, Takanori. (2022) Impedance scanning with chirps for single-phase converters. IEEE conference proceedings
    Academic chapter/article/Conference paper

2020

  • Zhang, Chen; Molinas Cabrera, Maria Marta; Føyen, Sjur; Suul, Jon Are Wold; Isobe, Takanori. (2020) Harmonic-Domain SISO Equivalent Impedance Modeling and Stability Analysis of a Single-Phase Grid-Connected VSC. IEEE transactions on power electronics
    Academic article
  • Føyen, Sjur; Zhang, Chen; Molinas Cabrera, Maria Marta; Fosso, Olav B; Isobe, Takanori. (2020) Single-phase synchronisation with Hilbert transformers: a linear and frequency independent orthogonal system generator. IEEE (Institute of Electrical and Electronics Engineers)
    Academic chapter/article/Conference paper
  • Zhang, Chen; Molinas Cabrera, Maria Marta; Føyen, Sjur; Suul, Jon Are Wold; Isobe, Takanori. (2020) An Integrated Method for Generating VSCs’ Periodical Steady-state Conditions and HSS-based Impedance Model. IEEE Transactions on Power Delivery
    Academic article
  • Zhang, Chen; Føyen, Sjur; Suul, Jon Are Wold; Molinas, Marta Maria Cabrera. (2020) Modeling and Analysis of SOGI-PLL/FLL-based Synchronization Units: Stability Impacts of Different Frequency-feedback Paths. IEEE transactions on energy conversion
    Academic article

2019

  • Føyen, Sjur; Fosso, Olav B; Zhang, Chen; Molinas Cabrera, Maria Marta. (2019) Frequency Domain Modelling for Assessment of Hilbert and SOGI Based Single-Phase Synchronisation. IEEE conference proceedings
    Academic chapter/article/Conference paper

2018

  • Føyen, Sjur; Kvammen, Mads-Emil B.; Fosso, Olav B. (2018) Prony's method as a tool for power system identification in Smart Grids. IEEE conference proceedings
    Academic chapter/article/Conference paper

2017

  • Føyen, Sjur; Kvammen, Mads-Emil B.; Fosso, Olav B. (2017) Prony analysis and Robust RLS for electromechanical oscillations: an evaluation technique. IEEE (Institute of Electrical and Electronics Engineers)
    Academic chapter/article/Conference paper

Journal publications

  • Shah, Chirag Ramgopal; Molinas Cabrera, Maria Marta; Føyen, Sjur; D'Arco, Salvatore; Nilsen, Roy; Amin, Mohammad. (2025) Single Coordinate Bode Plots for Stability Evaluation of MIMO Power Electronics Systems via a Frequency Coupling Corrective Factor. IEEE transactions on power electronics
    Academic article
  • Føyen, Sjur; Shah, Chirag Ramgopal; Zhang, Chen; Molinas Cabrera, Maria Marta. (2024) Synchronisation, dispatch and droop of VSCs: revisiting functionality in various coordinate systems. IEEE International Symposium on Power Electronics for Distributed Generation Systems (PEDG)
    Academic article
  • Føyen, Sjur; Zhang, Chen; Zhang, Yu; Isobe, Takanori; Fosso, Olav Bjarte; Cai, Xu. (2023) Frequency Scanning of Weakly Damped Single-Phase VSCs With Chirp Error Control. IEEE transactions on power electronics
    Academic article
  • Zhang, Chen; Molinas Cabrera, Maria Marta; Føyen, Sjur; Suul, Jon Are Wold; Isobe, Takanori. (2020) Harmonic-Domain SISO Equivalent Impedance Modeling and Stability Analysis of a Single-Phase Grid-Connected VSC. IEEE transactions on power electronics
    Academic article
  • Zhang, Chen; Molinas Cabrera, Maria Marta; Føyen, Sjur; Suul, Jon Are Wold; Isobe, Takanori. (2020) An Integrated Method for Generating VSCs’ Periodical Steady-state Conditions and HSS-based Impedance Model. IEEE Transactions on Power Delivery
    Academic article
  • Zhang, Chen; Føyen, Sjur; Suul, Jon Are Wold; Molinas, Marta Maria Cabrera. (2020) Modeling and Analysis of SOGI-PLL/FLL-based Synchronization Units: Stability Impacts of Different Frequency-feedback Paths. IEEE transactions on energy conversion
    Academic article

Part of book/report

  • Shah, Chirag Ramgopal; Føyen, Sjur; Molinas Cabrera, Maria Marta; Nilsen, Roy; Amin, Mohammad. (2024) Influence of controller and reference frame on impedance coupling strength, its quantification and application to stability studies. IEEE conference proceedings
    Academic chapter/article/Conference paper
  • Zhang, Yu; Føyen, Sjur; Zhang, Chen; Molinas Cabrera, Maria Marta; Fosso, Olav B; Cai, Xu. (2022) Instability Mode Recognition of Grid-Tied Voltage Source Converters with Nonstationary Signal Analysis. IEEE conference proceedings
    Academic chapter/article/Conference paper
  • Zhang, Chen; Molinas Cabrera, Maria Marta; Føyen, Sjur; Suul, Jon Are Wold; Isobe, Takanori. (2022) Impedance Modeling and Comparative Analysis of a Single-phase Grid-tied VSC Under Average and Peak dc Voltage Controls. IEEE (Institute of Electrical and Electronics Engineers)
    Academic chapter/article/Conference paper
  • Føyen, Sjur; Zhang, Chen; Molinas Cabrera, Maria Marta; Fosso, Olav B; Isobe, Takanori. (2022) Impedance scanning with chirps for single-phase converters. IEEE conference proceedings
    Academic chapter/article/Conference paper
  • Føyen, Sjur; Zhang, Chen; Molinas Cabrera, Maria Marta; Fosso, Olav B; Isobe, Takanori. (2020) Single-phase synchronisation with Hilbert transformers: a linear and frequency independent orthogonal system generator. IEEE (Institute of Electrical and Electronics Engineers)
    Academic chapter/article/Conference paper
  • Føyen, Sjur; Fosso, Olav B; Zhang, Chen; Molinas Cabrera, Maria Marta. (2019) Frequency Domain Modelling for Assessment of Hilbert and SOGI Based Single-Phase Synchronisation. IEEE conference proceedings
    Academic chapter/article/Conference paper
  • Føyen, Sjur; Kvammen, Mads-Emil B.; Fosso, Olav B. (2018) Prony's method as a tool for power system identification in Smart Grids. IEEE conference proceedings
    Academic chapter/article/Conference paper
  • Føyen, Sjur; Kvammen, Mads-Emil B.; Fosso, Olav B. (2017) Prony analysis and Robust RLS for electromechanical oscillations: an evaluation technique. IEEE (Institute of Electrical and Electronics Engineers)
    Academic chapter/article/Conference paper

Teaching

Courses

  • TET4575 - Kraftsystemer - drift og analyse, fordypningsemne
  • TET4205 - Elektriske kraftsystemer 2
  • TET4180 - Dynamikk og regulering i elkraftsystemer

Outreach

2018

  • Academic lecture
    Føyen, Sjur; Kvammen, Mads-Emil B.; Fosso, Olav B. (2018) Prony analysis and Robust RLS for electromechanical oscillations: an evaluation technique. IEEE / IET / Univ. of Zagreb MEDPOWER2018 - The 11th Mediterranean Conference on Power Generation, Transmission, Distribution and Energy Conversion , Dubrovnik 2018-11-12 - 2018-11-15
  • Poster
    Føyen, Sjur; Kvammen, Mads-Emil B.; Fosso, Olav B. (2018) Prony's method as a tool for power system identification in Smart Grids. DIETI – Eng. School – Univ of Naples “Federico II" / IEEE 24th IEEE International Symposium on Power Electronics, Electrical Drives, Automation and Motion - SPEEDAM 2018 , Amalfi Coast 2018-06-20 - 2018-06-22

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