# Emerging Technologies for Advanced Power Electronics and Machine Design in Electric Drives
## 6 Conclusions  
The future of various industries is closely tied to the progress in power electronics for electric drives, with a clear focus on achieving higher efficiency, enhanced reliability, and greater power density. While traditional setups like the B6 bridge with three-phase machines continue to dominate due to their proven efficacy and versatility, the field is evolving rapidly. The transformation is driven by the growing requirements of industrial and consumer electronics applications, as well as the global shift towards transportation electrification.  
Throughout this paper, we explored critical technologies shaping this evolution, including series and paralell power stage topologies, multiphase drive designs, the advantages and limitations of wide bandgap semiconductors, and advanced integrated electric drive design methodologies, integrating simulation, co-simulation, and multi-objective optimization techniques. These innovations are paving the way for the next generation of electric drive systems.  
In high-power, high-reliability applications--particularly those at the edge of performance--power electronics must evolve beyond traditional two-level, three-phase systems to more advanced technologies. Multilevel and parallel power stage configurations are set to replace these legacy approaches, integrating with multiphase electric machines to satisfy stringent performance requirements.  
New semiconductor technologies, such as wide and ultrawide bandgap (SiC, GaN, AlN, diamond, etc.) will play a central role in this shift, especially in applications requiring highly integrated systems with higher operating frequencies. Integrated electric drives, which combine power and control modules--and often include smart modules with sensors and microcontrollers--will be used wherever weight and size are critical. These drives feature carefully designed power stage layouts with optimized component placement to minimize parasitics. These applications include industries such as automotive, aerospace, and robotics, where compactness, efficiency, and high performance are essential.  
The complexity of electric drive design is expected to increase significantly. This requires a multidisciplinary approach using advanced simulations in the electromagnetic, thermal, and mechanical domains, combined with sophisticated multi-objective optimization concepts. Future advancements will likely integrate artificial intelligence into the design process, further facilitating the rapid prototyping of highly optimized drive systems while addressing the trade-offs between performance, cost, and manufacturability. This requires close collaboration among experts in power electronics, materials science, machine design, and computational modelling to fully realize the potential of these emerging technologies. It is clear that the field of electric drive design is entering a transformative era, enabling continued electrification of industry, transportation, and beyond.  
Conceptualization, A.R.; investigation, A.R., M.N. and K.D.; writing--original draft preparation, A.R., M.N. and H.L.; writing--review and editing, P.Z., D.N. and K.D.; visualization, K.D.; funding acquisition, D.V. and V.A.; project administration, D.V.; supervision, V.A. All authors have read and agreed to the published version of the manuscript.  
This research was financially supported by the Slovenian Ministry of Higher Education, Science, and Innovation, as well as by the Slovenian Research and Innovation Agency (Grant: P2-0258).  
No new data were created or analyzed in this study. Data sharing is not applicable to this article.  
The authors declare that they have no known competing financial interests or personal relationships that could have appeared to influence the work reported in this paper. The funders had no role in the design of the study; in the collection, analyses, or interpretation of data; in the writing of the manuscript; or in the decision to publish the results.