表B.3 RL負荷を用いた切り替えのパラメータ
Parameters Value Unit
DC bus voltage 12 [V]
Winding resistance 2.5 [Ω]
Inductance 250 [µH]
Carrier frequency 20 [kHz]
Reference current 2.12 [Apeak] Fundamental frequency 50 [kHz]
(a)切り替え回路の外観
(b) RCDスナバ回路
図B.3 切り替え試験回路
図B.4 スナバ回路動作確認試験のサージ電圧波形
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研究業績
論文誌
• Hiroki Hijikata, Kan Akatsu, Yoshihiro Miyama, Hideaki Arita, and Akihiro Daikoku, ”MA-TRIX Motor with Individual Control Capability for Iron Loss Suppression under Flux Weak-ening Control,”IEEJ Journal of Industry Applications, Vol.5, No.2, pp.176-183 (2016)
• Hiroki Hijikata and Kan Akatsu, ”Principle and Basic Characteristic of MATRIX Motor with Variable Parameters Achieved through Arbitrary Winding Connections,” IEEJ Journal of Industry Applications, Vol.2, No.6, pp.283-291 (2013)
• 土方大樹，茂田智秋，刈谷暢孝，赤津観，加藤崇「二巻線方式を用いた複合起磁力モータに関する 検討」，電学論D，Vol.133，No.10，pp.986-994 (2013)
国際発表 ( 査読あり )
• Hiroki Hijikata, Yuki Sakai, Kan Akatsu, and Yoshihiro Miyama, ”Larger Torque Production Strategy of Multi-phase Inverter-Fed MATRIX Motor using Air-gap Flux Density”, XXIIth International Conference on Electric Machines (ICEM) 2016, pp.1094-1099 (2016)
• Hiroki Hijikata, Yuki Sakai, Kan Akatsu, Yoshihiro Miyama, Hideaki Arita, and Akihiro Daikoku, ”Wide Range Operation by Low-Voltage Inverter-Fed MATRIX Motor with Single-layer Distributed Winding for Automobile Traction Motor”,IEEE Energy Conversion Congress and Exposition (ECCE) 2015, pp.6545-6551 (2015)
• Hiroki Hijikata, Kan Akatsu, Yoshihiro Miyama, Hideaki Arita, and Akihiro Daikoku, ”MA-TRIX Motor with Individual Winding Current Control Capability for Variable Parameters and Iron Loss Suppression”, XXIth International Conference on Electric Machines (ICEM) 2014, pp.546-552 (2014)
• Hiroki Hijikata, Kan Akatsu, Yoshihiro Miyama, Hideaki Arita, and Akihiro Daikoku, ”Sup-pression Control Method for Iron Loss of MATRIX Motor under Flux Weakening Utilizing Individual Winding Current Control”,International Power Electronics Conference (IPEC Hi-roshima) 2014 ECCE-Asia, pp.2673-2678 (2014)
• Hiroki Hijikata and Kan Akatsu, ”Compound Magnetomotive Force Motor with Wide Range Operation Achieved through Winding Reconfiguration Method”,International Electric Vehi-cle Technology Conference (EVTeC) 2014, (2014)
• Hiroki Hijikata and Kan Akatsu, ”Driving Method of MATRIX Motor by Using Cluster H-bridge Inverter”,2013 Japan-Korea Joint Technical Workshop on Semiconductor Power Con-verter, pp.151-152 (2013)
国内発表 ( 査読なし )
• 土方大樹，酒井祐樹，赤津観，深山義浩「エアギャップ磁束密度分布に着目した多相MATRIX モータのトルク増加方法の提案」，平成28年電気学会産業応用部門大会，pp.III-229-232 (2016)
• 土方大樹，酒井祐樹，赤津観，深山義浩，有田秀哲，大穀晃裕「多相MATRIXモータのティース磁 束制御による鉄損抑制手法の検討」，平成27年電気学会産業応用部門大会，pp.III-179-182 (2015)
• 土方大樹，赤津 観，「自動車駆動用途における特性可変モータの分類」平成27年電気学会全国大 会，pp.64-65 (2015)