Papers - KOZAKO Masahiro
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Impedance Frequency Analysis of Stator Winding of Electric Motors using Highfrequency Equivalent Circuit Reviewed
K.Miyazaki, T.Kuno, M.Hikita, M.Kozako, T.Okamoto, Y.Inoue, K.Zaizen, T.Yamada, T.Iwanaga
2023 IEEE Conference on Electrical Insulation and Dielectric Phenomena(CEIDP) ( 2B9 ) 383 - 386 2023.10
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Improvement of Partial Discharge Signal Recognition for Power Cable Lines Reviewed International journal
M.Chen, M.Kozako, M.Hikita, N.Takeuchi, Z.Zhou, J.Lu
2023 International Symposium on Electrical Insulating Materials (ISEIM) ( A-1 ) 2023.09
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Digest Report of Cooperative Research Committee on EINA Magazine Reviewed International journal
Y.Tanaka, M.Kozako, N.Fuse
2023 International Symposium on Electrical Insulating Materials (ISEIM) ( DR-1 ) 2023.09
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Effect of Moisture Content on Temperature Dependence of Partial Discharge Characteristics of Biodegradable Ester Oils Reviewed International journal
T.Okamoto, D.Okumura, M.Tsuchie, M.Hikita, M.Kozako
2023 International Symposium on Electrical Insulating Materials (ISEIM) ( MVP4-6 ) 2023.09
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Effect of Carbon Black Addition on Dielectric Breakdown Strength of Alicyclic Epoxy Resins Reviewed International journal
K.Shinozaki, D.Okumura, M.Hikita, M.Kozako
2023 International Symposium on Electrical Insulating Materials (ISEIM) ( MVP3-5 ) 2023.09
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LiquidLong-Term Partial Discharge Characteristics till Breakdown in a 22 kV Cast Resin Transformer Reviewed International journal
M.Miyagawa, Y.Yao, R.Koresawa, H.Kawano, M.Hikita, M.Kozako
2023 International Symposium on Electrical Insulating Materials (ISEIM) ( MVP1-5 ) 2023.09
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Partial Discharge Detection and Analysis on a Cast Resin Transformer under Lightning Impulse Voltage Reviewed International journal
Y.Yao, M.Miyagawa, R.Koresawa, M.Kozako, M.Hikita, K.Takei, T.Shibata, T.Uzuki, K.Futakawa, H.Ozeki
2023 International Symposium on Electrical Insulating Materials (ISEIM) ( F-4 ) 2023.09
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Observation of Changes in Partial Discharge Activity in Artificial Voids Based on Analysis of Φ-q-n Characteristics and Light Reviewed International journal
Y.Aoki, Y.Takeuchi, T.Sakakihara, K.Iida, T.Umemura, M.Kozako
2023 International Symposium on Electrical Insulating Materials (ISEIM) ( P-8 ) 2023.09
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Application of Power Line Communication for Online Partial Discharge Monitoring in A Simulated Substation Reviewed International journal
Lunnetta Safura Lumba, Akito Houdai, Masahiro Kozako, Masayuki Hikita, Hidefumi Sato, Masahiro Soeda
The 23rd International Symposium on High Voltage Engineering(ISH2023) ( O7.1.05 ) 2023.08
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Effect of Electric Field on Conductivity of Synthetic Ester Reviewed International journal
Rui Yu, Shanika Matharage, Daigo Okumura, Motoo Tsuchie, Masahiro Kozako, Masayuki Hikita, Zhongdong Wang
The 23rd International Symposium on High Voltage Engineering(ISH2023) ( O10.1.06 ) 2023.08
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Partial Discharge Characteristics to Breakdown in Cast Resin Transformer Suffering Lightning Impulses to Accelerate Aging Reviewed International journal
Y.Yao, M.Miyagawa, R.Koresawa, M.Kozako, M.Hikita, K.Takei, T.Shibata, T.Uzuki, K.Futakawa
The 23rd International Symposium on High Voltage Engineering(ISH2023) ( O8.1.05 ) 2023.08
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Long-Term AC Partial Discharge Characteristics of A 22 kV Cast Resin Transformer in Accelerated Tests Reviewed International journal
M.Miyagawa1, Y.Yao, R.Koresawa, H.Kawano, M.Hikita, M.Kozako, K.Takei, T.Shibata, T.Uzuki, K.Futakawa
The 23rd International Symposium on High Voltage Engineering(ISH2023) ( O8.1.04 ) 2023.08
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Effect of Moisture Content on Temperature Characteristics of Dielectric Breakdown Strength of Biodegradable Ester Oils Reviewed
T.Okamoto, D.Okumura, K.Hamasuna, M.Kozako, M.Hikita, M.Tsuchie, M.Maharana, C.Olmo
22nd IEEE International Conference on Dielectric Liquids (ICDL2023) ( 191 ) 2023.06
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Impact of Thermal Aging on The Conductivity of Kraft Paper Impregnated with Mineral Oil and Synthetic Ester Reviewed
T.Okamoto, D.Okumura, K.Hamasuna, M.Kozako, M.Hikita, M.Tsuchie, M.Maharana, C.Olmo
22nd IEEE International Conference on Dielectric Liquids (ICDL2023) ( 196 ) 2023.06
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Partial Discharge Characteristic Analysis in a 6.6 kV Cast Resin Voltage Transformer Using High-Frequency Distributed Constant Equivalent Circuits Reviewed
R.Koresawa, M.Kozako, M.Hikita, Y.Aoki, K.Iida, T.Umemura, D.Ito, K.Oyama, T.Nakamae, T.Maeda, T.Ozaki
2023 Electrical Insulation Conference (EIC) 87 - 91 2023.06
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Proposal for Evaluation of Insulation Performance by Partial Discharge Characteristics of Resin Substrates Containing Micro-Sized Multiple Voids Reviewed
D.Okumura, T.Okamoto, M.Kozako, M.Hikita
2023 Electrical Insulation Conference (EIC) 121 - 124 2023.06
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Application of ANFIS and ANN for Partial Discharge Localization in Oil Through Acoustic Emission Reviewed International journal
Hashim A.H.M., Azis N., Jasni J., Radzi M.A.M., Kozako M., Jamil M.K.M., Yaakub Z.(プトラ大学・マレーシア）
IEEE Transactions on Dielectrics and Electrical Insulation ( The IEEE Dielectrics and Electrical Insulation society ) 30 ( 3 ) 1247 - 1254 2023.06
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Enhancement of Electrical Insulation Performance using FGM Techniques in Air Insulated HV GIS Reviewed International journal
K.Okamoto, H.Masui, H.Yanase, N.Hayakawa, K.Kato, H.Okubo, M.Kozako, N.Osawa, T.Inoue, K.Adachi
Joint CIGRE SC B3 & A3 Colloquium 2023 ( PS3 ) 2023.05
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鉱油中における熱および課電加速劣化したポリビニルホルマール線の絶縁特性 Reviewed
善田 優希, 小迫 雅裕, 匹田 政幸, 大久保 祐輔, 下村 好亮, 田中 剛
電気学会論文誌A 143 ( 3 ) 98 - 104 2023.03
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Online and Offline Partial Discharge Measurement in Rotating Machines using Transient Earth Voltage Sensors Reviewed International journal
Lunnetta Safura Lumba, Akito Houdai, Ryota Koresawa, Tsutomu Kuno, Masahiro Kozako, Masayuki Hikita, Kenta Yonemura
9th International Conference on Condition Monitoring and Diagnosis (CMD2022) ( B1-3 ) 2022.11