Hardware-based comparative analysis of multilevel inverter topologies for integrated motor drives considering overload operation

G Rohner, T Gfrörer, PS Niklaus… - IEEE Open Journal …, 2023 - ieeexplore.ieee.org
With today's demand for increased industrial process automation a trend towards Integrated
Motor Drives (IMDs) has evolved allowing a low complexity and compact installation of the …

Comparative Evaluation of Three-Phase Three-Level Flying Capacitor and Stacked Polyphase Bridge GaN Inverter Systems for Integrated Motor Drives

G Rohner, J Huber, S Mirić, JW Kolar - Electronics, 2024 - mdpi.com
This article presents a comprehensive comparative evaluation of a three-phase Three-Level
(3L) Flying Capacitor Converter (FCC) and a Stacked Polyphase Bridge Inverter (SPBI) …

Performance Analysis of Modulation Strategies in Single-Phase HBNPC Inverter Across Variable Operating Conditions

N Cavli, E Ozkop - IEEE Access, 2024 - ieeexplore.ieee.org
This study investigates the performance of a single-phase 5-level H-Bridge Neutral Point
Clamped (HBNPC) inverter across various operating conditions. These conditions …

[PDF][PDF] Motor-Integrated Three-Phase Multi-Level Si/GaN Inverter Systems for Future Servo Drives

G Rohner - 2024 - research-collection.ethz.ch
Ongoing industrial automatization and modernization relies on accurate, fast, compact, easy-
to-install, and easy-to-maintain Variable Speed Drive (VSD) systems. Moreover, they must …

A Variable Switching Frequency Control Technique for DC-AC Flying Capacitor Multilevel Converters to Improve Efficiency and Inductor Utilization

F Giardine, Y Wu… - 16th Annual IEEE Energy …, 2024 - diva-portal.org
This work proposes a variable switching frequency scheme for a flying capacitor multilevel
(FCML) converter in dc-ac operation to better utilize the output inductor for its rated peak-to …