Optimal control design for Modular Multilevel Converters operating on multi-terminal DC Grid. - Mohamed Moez Belhaouane; Julian Freytes; Mohamed Ayari; Frédéric Colas; François Gruson; Naceur Benhadj Braiek; Xavier Guillaud (PSCC, 2016)

On the modeling of MMC for use in large scale dynamic simulations. - Julian Freytes; Lampros Papangelis; Hani Saad; Pierre Rault; Thierry Van Cutsem; Xavier Guillaud (PSCC, 2016)

Generalized Voltage-based State-Space Modelling of Modular Multilevel Converters with Constant Equilibrium in Steady-State. - Gilbert Bergna-Diaz; Julian Freytes; Xavier Guillaud; Salvatore D'Arco; Jon Are Suul (CoRR, 2017)

Analysis of MMC Dynamics in DQZ Coordinates for Vertical and Horizontal Energy Balancing Control. - Gilbert Bergna-Diaz; Julian Freytes; Xavier Guillaud; Salvatore D'Arco; Jon Are Suul (IECON, 2018)

Dual Control Structure of Modular Multilevel Converters for Power System Support. - Andrés E. Leon; Julian Freytes (IEEE Syst. J., 2022)

Grid-Forming Control Based On Emulated Synchronous Condenser Strategy Compliant With Challenging Grid Code Requirements. - Julian Freytes; Antoine Rossé; Valentin Costan; Grégoire Prime (CoRR, 2023)

Derisking of subsynchronous torsional oscillations in power systems with conventional and inverter-based generation. - Nicolas Bonafé; Julian Freytes; Hani Saad (CoRR, 2024)