2022 Fiscal Year Final Research Report
Energy-efficient lightweight drives by multi-parametric machine-inverter co-design and split-mid-point modularization
| Project/Area Number |
20H02138
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| Research Category |
Grant-in-Aid for Scientific Research (B)
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| Allocation Type | Single-year Grants |
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| Section | 一般 |
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| Review Section |
Basic Section 21010:Power engineering-related
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| Research Institution | Kyoto University of Advanced Science |
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Principal Investigator |
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| Co-Investigator(Kenkyū-buntansha) |
中村 武恒 京都大学, 工学研究科, 特定教授 (30303861)
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| Project Period (FY) |
2020-04-01 – 2023-03-31
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| Keywords | Y-Inverter / WBG semiconductors / High power-density / Multi-level inverters |
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| Outline of Final Research Achievements |
The research produced a total of 10 papers submitted to specialist international conferences and journals. Highlights of research achievements include: prototyping of a high power-density motor; demonstration of high-frequency high-efficiency inverter with voltage boost capability and excellent harmonic signature; demonstration of split-mid-^point modular inverter design with load dependent variation of effective semiconductor area for reduction of losses; parametric machine-inverter co-design to optimise the energy efficiency of a motor drive over a driving cycle.
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| Free Research Field |
Electrical Engineering - Power electronics
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| Academic Significance and Societal Importance of the Research Achievements |
Electric motor drives make up for over 90% of all power electronics applications. They are pivotal elements of society infrastructure. Integrated design enables new development paradigms, improved performance, power density and reliability, which open the path towards new deployment opportunities.
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