Journal Paper

• Yusuke FUJII, Junichi ASAMA, Akira CHIBA, Hideaki FUJITA. DC current control of a zero-sequence load using a diode rectifier for a three-phase four-wire motor drive system, Transactions of the Japan Society of Mechanical Engineers, Vol. 86, No. 890, Oct. 2020.
• Zongwei Liu, Akira Chiba, Yusuke Irino, Yuji Nakazawa. Optimum Pole Number Combination of a Buried Permanent Magnet Bearingless Motor and Test Results at an Output of 60 kW With a Speed of 37000 r/min, IEEE Open Jounal of Industry Applications, pp. 33-41, Feb. 2020.

International Conference (Reviewed)

• Haruki Sobue, Kyohei Kiyota, Akira Chiba, Kunihiro Senda, Soichiro Yoshizaki. Parameter Identification for Acoustic Noise Analysis of SRM Made of 6.5% Si Steel and Amorphous Iron - Comparison of Noise Analysis and Experiment-, ICEMS2020, 2020 23rd International Conference on Electrical Machines and Systems (ICEMS), pp. 1147-1151, Nov. 2020.  Official location  

International Conference (Not reviewed / Unknown)

• Hector San Juan Juanchi, Akira Chiba, Masashi Kobayashi. Performance Evaluation of a Nine-Phase Induction Motor Using Finite Element Analysis, ICEMS2020, pp. 1472-1477, Nov. 2020.
• Akira Kumashiro, Akira Chiba, Hiroya Sugimoto, Wolfgang Gruber, Wolfgang Amrhein, Gerald Jungmayr. Proposal of Magnetic Geared Motor with Bearingless High-Speed Rotor, ICEMS2020, pp. 1744-1747, Nov. 2020.
• Leping Wang, Ryo Umeoka, Akira Chiba. Investigation of Mode 0 Acoustic Noise Reduction of Interior Permanent Magnet Motor with a Principle of Radial Force Sum Flattening, 2020 IEEE ECCE, pp. 769-776, Oct. 2020.
• Candra Adi Wiguna, Yifei Cai, Atsuya Ohashi, Jihad Furqani, Junichi Asama, Akira Chiba. The Effectiveness of Radial Force Sum Flattening for Vibration Mode 0 and Noise Reduction in Switched Reluctance Motor, 2020 IEEE ECCE, pp. 4689-4696, Oct. 2020.
• Yifei Cai, Candra Adi Wiguna, Hiroya Sugimoto, Akira Chiba. Analytical and Experimental Investigations of Radial Force Detection by Strain Gauge for Possible Application for Switched Reluctance Machines, 2020 IEEE ECCE, pp. 4716-4723, Oct. 2020.
• Akira Chiba, Rubio Guilherme Cavalcante, Hiroya Sugimoto. Design of a Miniaturized Single-Drive Bearingless Motor, 2019 IEEE ECCE, pp. 5273－5280, Oct. 2020.
• Akira Kumashiro, Akira Chiba, Wolfgang Gruber, Wolfgang Amrhein, Gerald Jungmayr. Investigation of Combined Electro Magnetic Structure of Bearingless Motor and Magnetic Gear, 2020 IEEE ECCE, pp. 278-284, Oct. 2020.
• Hiroya Sugimoto, Takumi Arai, Haruhiko Suzuki, Akira Chiba. New Configuration of Five-Axis Passively Stabilized Bearingless Machine with a Diamagnetic Pyrolytic Graphite Rotor, ICEMS2020, pp. 2050-2053, 2020.

Domestic Conference (Not reviewed / Unknown)

• Hector San Juan Juanchi, Akira Chiba. 低速度における３相と9相の誘導機の性能比較, 電気学会モータドライブ・回転機・リニアドライブ合同研究会, pp. 183-184, Sept. 2020.
• Akira Kumashiro, Akira Chiba, Gruber Wolfgang, Amrhein Wolfgang, Jungmayr Gerald. 高速ロータが磁気浮上する 表面磁石型磁気ギアードモータの提案, 電気学会モータドライブ・回転機・リニアドライブ合同研究会, pp. 1-2, Sept. 2020.
• Leping Wang, Ryo Umeoka, Akira Chiba. ラジアルフォースサム平坦化原理を利用したIPMモーターのノイズ低減, 電気学会モータドライブ・回転機・リニアドライブ合同研究会, pp. 33-34, Sept. 2020.
• Candra Adi Wiguna, Yifei Cai, Kyohei Kiyota, Akira Chiba. Flattening Radial Force Sum Method for Noise Reduction in 18-12 Pole Switched Reluctance Motor in Middle Speed Operation, 電気学会モータドライブ・回転機・リニアドライブ合同研究会, pp. 93-95, Sept. 2020.
• Ihi Sai, Candra Adi Wiguna, Hiroya Sugimoto, Akira Chiba. ひずみゲージによるモータ電磁力の測定, 電気学会モータドライブ・回転機・リニアドライブ合同研究会, pp. 97-98, Sept. 2020.
• Takahiro Noguchi, Hiroya Sugimoto, Akira Chiba. 磁束密度の接線成分を考慮したベアリングレスモータの磁気支持力発生原理の理論構築, 電気学会モータドライブ・回転機・リニアドライブ合同研究会, pp. 129-132, Sept. 2020.
• Lingyu Chen, Akira Chiba, Masao Nagano, Kimiaki Nakamura. Analysis and Dimension Optimization of an Electromagnetic-radial-force-based Swirling Actuator without Permanent Magnets, 電気学会モータドライブ・回転機・リニアドライブ合同研究会, pp. 169-171, Sept. 2020.
• Haruki Sobue, Akira Chiba. 6.5％けい素鋼板とアモルファス鉄心を用いた自動車用SR発電機の騒音解析モデルの構築, 電気学会モータドライブ・回転機・自動車合同研究会, May 2020.
• Takumi Arai, Akira Chiba, Haruhiko Suzuki. グラファイトを用いた反発受動型磁気軸受の磁束分布比較, 2019年電気学会産業応用部門大会, 2020.

Patent

• Akira Chiba, Ryo Umeoka. 回転電機制御システム. Patent. Registered. 国立大学法人東京工業大学, 株式会社アイシン（旧アイシン・エィ・ダブリュ株式会社）, 株式会社アイシン. 2020/02/26. 特願2020-030663. 2020/10/08. 特開2020-167921. 特許第7393763号. 2023/11/29 2023.
• Akira Chiba, Ryo Umeoka. 回転電機制御システム. Patent. Registered. 国立大学法人東京工業大学, 株式会社アイシン. 2019/03/28. 特願2019-063619. 2020/10/08. 特開2020-167765. 特許第7169587号. 2022/11/02 2022.

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