Ryosuke Kubota, Kazuhiro Ohyama. Verification of High Frequency Impedance Characteristics Affected by Excitation Currents under Open-loop Primary Flux Control for Induction Machines. 2023 26th International Conference on Electrical Machines and Systems (ICEMS). 2023. 3501-3505
Keita Yamaji, Daisuke Tashima, Ryosuke Kubota, Kazuhiro Ohyama. Basic Characteristics of an Auxiliary Winding Variable Field Motor with a Magnetic Path Parallel to the Rotating Shaft. The International Council on Electrical Engineering Conference 2022 (ICEE 2022). 2022
Ryosuke Kubota, Guilin Su, Kazuhiro Ohyama. Measurement of High Frequency Impedance Characteristics for Induction Machine at Zero Stator Frequency by using FPGA. 2021 24th International Conference on Electrical Machines and Systems (ICEMS). 2021. 443-446
R. Kubota, K. Ohyama. Experimental Verification of Main Flux Saturation Saliency for Induction Machines at Zero Stator Frequency. The 10th International Conference on Power Electronics, Machines and Drives (PEMD 2020). 2021. 514-519