Research interests

• Mathematical modelling of space harmonics in three-phase machines for real-time applications
• Encoderless control of three-phase machines

Publications

• Hiroaki Kawai, Julien Cordier, Ralph Kennel and Shinji Doki. 'Servo Brake Control based on Finite Control Set–Model Predictive Control with a Voltage Smoother'. In: 2020 2nd Global Power, Energy and Communication Conference (GPECOM). IEEE, 10/2020
  DOI: 10.1109/GPECOM49333.2020.9247941
• Julien Cordier, Stefan Klass and Ralph Kennel. 'A Comparison of Two State-Space Models of an Induction Machine Considering Different Sets of Winding Distribution Harmonics'. In: 2020 22nd European Conference on Power Electronics and Applications (EPE'20 ECCE Europe). IEEE, 10/2020.
  DOI: 10.23919/EPE20ECCEEurope43536.2020.9215940
• Julien Cordier. Modelling space harmonics in induction machines for real-time applications, doctoral thesis, Technical University of Munich, 2020.
  The dissertation may be obtained at no charge here.
• Julien Cordier, Stefan Klass and Ralph Kennel. ‘A General Coordinate Transformation Based on Fourier Matrices for Modelling Space Harmonics in Induction Machines’. In: 2019 IEEE Energy Conversion Congress and Exposition (ECCE). IEEE, 2019, pp. 5293-5300.
  DOI: 10.1109/ECCE.2019.8912961
• Julien Cordier, Stefan Klass and Ralph Kennel. ‘A Real-Time Compliant State-Space Model of Induction Machines Including Winding Distribution Harmonics and Winding Interconnections’. In: 2019 21st European Conference on Power Electronics and Applications (EPE’19 ECCE Europe). IEEE, 09/2019.
  DOI: 10.23919/EPE.2019.8915054
• Julien Cordier, Stefan Klass and Ralph Kennel. ‘A Discrete-Time Model of Induction Machines Including Winding Distribution Harmonics’. In: 13th IEEE International Conference on Power Electronics and Drive Systems (PEDS 2019). IEEE, 2019.
  DOI: 10.1109/PEDS44367.2019.8998799
• Julien Cordier and Ralph Kennel. ‘A Simple and Efficient State-Space Model of Induction Machines with Interconnected Windings Including Space Harmonics’. In: 2018 IEEE Energy Conversion Congress and Exposition (ECCE). IEEE, 2018, pp. 1595–1602.
  DOI: 10.1109/ECCE.2018.8558254
• G. Si, J. Cordier and R. M. Kennel. 'Extending the Power Capability With Dynamic Performance of a Power-Hardware-in-the-Loop Application—Power Grid Emulator Using “Inverter Cumulation”'. In: IEEE Transactions on Industry Applications, vol. 52, no. 4, pp. 3193-3202, July-Aug. 2016.
  DOI: 10.1109/TIA.2016.2539918
• G. Si, J. Cordier and R. Kennel. 'Development of a power-hardware-in-the-loop application — Power grid emulator by using ‘voltage source inverter cumulation’'. In: 2015 IEEE Applied Power Electronics Conference and Exposition (APEC). IEEE, 2015, pp. 2181-2188.
  DOI: 10.1109/APEC.2015.7104651
• 
  Guangye Si, Julien Cordier and Ralph Kennel. 'Hardware-in-the-Loop Emulation of Electrical Drives Using Standard Voltage Source Inverters'. In: EPE Journal, vol. 24, no. 4, pp. 28-37, 2014
  DOI: 10.1080/09398368.2014.11755456
• J. Cordier, P. Landsmann and R. Kennel. 'The influence of magnetic hysteresis on HF injection based inductance calculation'. In: 2011 IEEE Energy Conversion Congress and Exposition. IEEE 2011, pp. 638-645.
  DOI: 10.1109/ECCE.2011.6063829