Authors: Dr. Aniket Deshmukh, Prof. Sangeeta Reddy
Abstract: The increasing demand for high-power density and efficiency in motor drives has led to the adoption of wide bandgap (WBG) semiconductors such as silicon carbide (SiC) and gallium nitride (GaN). These materials offer superior electrical and thermal properties, allowing motor drives to operate at higher switching frequencies, lower losses, and improved thermal stability. This paper discusses the advantages, challenges, and applications of WBG-based power electronics in electric drives. The impact of SiC and GaN devices on inverter efficiency, motor performance, and overall system miniaturization is analyzed. Additionally, challenges such as high cost, thermal management complexities, and integration with existing drive systems are explored.
Keywords: Wide Bandgap Semiconductors, Silicon Carbide, Gallium Nitride, High-Frequency Drives, Thermal Management
Full Issue
| View or download the full issue | PDF 138-144 |