loading page

Modelization and experimental validation of CHB inverters for EVs and efficiency comparison with IGBT and SiC inverters on realistic driving cycles
  • +1
  • Gaël Pongnot,
  • Anatole Desreveaux,
  • Clément Mayet,
  • Denis Labrousse
Gaël Pongnot

Corresponding Author:[email protected]

Author Profile
Anatole Desreveaux
Clément Mayet
Denis Labrousse


Electric Vehicles (EVs) based on Cascaded H Bridge (CHB) promise reduced consumption and improved modularity, repairability, resilience, and versatility. This study focuses on evaluating the efficiency of CHB inverters utilizing lowvoltage Si MOSFETs to improve EV performance and range. Through a comprehensive system-level approach and modeling, a simulation of the CHB-based powertrain is developed and experimentally validated. Electrical and mechanical simulations are conducted separately and finally combined to streamline computation times. Subsequently, CHB-based EV is compared with two-level inverters (2LI) across different driving cycles, considering multiple sources of losses from the battery to the road. Despite increased battery losses, CHB proves reduction of consumption during urban driving cycles, making it a compelling choice for sustainable commuter vehicles.
07 Mar 2024Submitted to TechRxiv
14 Mar 2024Published in TechRxiv