2022 - 2023 Design Procedure for a Bearingless Motor with Asymmetric Structure and Investigation of its Intelligent Functionality
2021 - 2022 非対称構造を有するベアリングレスモータの設計手法確立とインテリジェント化
2017 - 2020 磁気浮上ベアリングレスモータの革新的インテグレーション化・高速化技術の確立
2018 - 2020 Innovative Techniques for Integration and High Speed Drive of Magnetically Levitated Bearingless Motors
2017 - 2020 Innovative Techniques for Integration and High Speed Drive of Magnetically Levitated Bearingless Motors
2016 - 2017 Development of Magnetically Levitated Motor System Using One Three-phase Power Module
2015 - 2016 Development of a High-Precision Milling Machine Using a Five-DOF Controlled Bearingless Motor
2015 - 2016 単一パワーモジュール駆動式磁気浮上モータシステムの基盤構築
2014 - 2015 5軸能動制御式ベアリングレスモータを搭載した超精密・高性能加工機の研究開発
2014 - 2015 単一パワーモジュール駆動式磁気浮上モータシステムの基盤構築
2012 - 2013 ベアリングレスモータの小形化・低消費電力化と次世代クリーンデバイスへの応用
2011 - 2012 ベアリングレスモータの小形化・低消費電力化と次世代クリーンデバイスへの応用
2010 - 2010 A three-dimensional bearingless motor for a disk-shaped centrifugal pump
2009 - 2010 A three-dimensional bearingless motor for a disk-shaped centrifugal pump
2008 - 2008 Bearingless motor with small size, high stiffness and low power consumption for artificial hearts
2007 - 2008 Bearingless motor with small size, high stiffness and low power consumption for artificial hearts
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Papers (61):
東竜也, 朝間淳一. Proposal of In-Wheel Axial Flux Permanent Magnet Motor for Automatic Guided Vehicles. IEEJ Transactions on Industry Applications. 2023. 9. 621-628
Junichi Asama. Development of Slotless Single-Drive Bearingless Permanent Magnet Motor for High-Speed Applications. IEEE Transactions on Industry Applications. 2023
Theeraphong Srichiangsa, Surya Narayana Gunda, Hiroya Sugimoto, Yusuke Fujii, Kyohei Kiyota, Junichi Asama, Akira Chiba. Comparison of Acoustic Noise and Vibration in Ball-Bearing-Supported Motors and One-Axis Actively Positioned Single-Drive Bearingless Motor With Two Radial Permanent-Magnet Passive Magnetic Bearings. IEEE Open Journal of Industry Applications. 2022. 4. 35-48
J. Asama, A. Chiba. Three-Coil Combined Winding Configuration for a Two-DOF Actively Controlled Bearingless Permanent Magnet Motor,. IEEE Transactions on Industry Applications. 2021. 57. 6. 6765-6773
J. Asama, T. K. Tai, A. Chiba. Development of Axial-Flux Single-Drive Bearingless Motor With One-Axis Active Positioning”, IEEE Transactions on Industry Applications. IEEE Transactions on Industry Applications. 2021. 57. 6. 6792-6800
Junichi Asama, Jun Watanabe, Tai Tek Kee. Development of a Slotless Permanent Magnet Motor with Two-Layer Toroidal Winding for Minimization of Torque Ripple. 2021 IEEE International Conference on Mechatronics (ICM). 2021
Wound Field Synchronous Motor Using a Non-Salient Pole Rotor with Distributed Winding
(Proceedings of the 2023 IEEE Energy Conversion Conference and Expo 2023)
Reduction of Circulating Current by Bundle Inversion in Electrical Machines with Distributed Winding
(Proceedings of the 2023 IEEE Energy Conversion Conference and Expo 2023)