Research field (4):
Electric/electronic material engineering
, Electrical power engineering
, Electric/electronic material engineering
, Electrical power engineering
Research keywords (4):
電気絶縁材料
, 高電圧絶縁
, 電力工学
, 高電圧機器絶縁
Research theme for competitive and other funds (6):
2020 - 2021 Study of Effect of Bubbles on Breakdown Electric Fields in Porous Epoxy Resin
2013 - 2014 高分子溶解超純水を複合絶縁に適用する研究
2012 - 2014 Optimum Power Flow Control Based on Power Apparatus Diagnosis by Intelligent Grid Management System (IGMS)
2009 - 2011 Rational Electrical Insulation Design and Testing Techniques of High Temperature Superconducting Cables
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Papers (141):
Nobutaka Araoka, Norimitsu Takamura, Taiga Koyanagi, Masahiro Hanai. Estimation of Gas Temperature Distribution in Lightning Impulse Arc Discharge Penetrating Insulating Films. IEEJ Transactions on Fundamentals and Materials. 2024. 144. 7. 264-271
Nobutaka Araoka, Norimitsu Takamura, Tsubasa Inoue, Masahiro Hanai. AC breakdown characteristics of ultra violet curable epoxy resin with nitrogen fine bubbles. Electrical Engineering in Japan. 2024. 217. 3
Masahiro Hanai, Norimitsu Takamura, Nobutaka Araoka. 200 kHz以下の周波領域における水の比誘電率と導電率に及ぼす二酸化炭素の影響. IEEJ Transactions on Fundamentals and Materials. 2024. 144. 6. 228-234
Nobutaka Araoka, Norimitsu Takamura, Tsubasa Inoue, Masahiro Hanai. 窒素ファインバブルを付加した紫外線硬化エポキシ樹脂の交流絶縁破壊特性. IEEJ Transactions on Fundamentals and Materials. 2024. 144. 5. 176-182
Norimitsu Takamura, Nobutaka Araoka, Masahiro Fujimura, Masahiro Hanai. Analysis of Dissolved Nitrogen and Oxygen Gases in Palm Fatty Acid Ester Added with Nitrogen Fine Bubbles. 2023 IEEE 22nd International Conference on Dielectric Liquids (ICDL). 2023
Masaki Miyama, Norimitsu Takamura, NobutakaAraoka, Masahiro Hanai. Addition Effect of Nitrogen Fine Bubbles and Nonionic Polymer Surfactant to Pure Water on Resistivity and Negative Lightning Impulse Breakdown Voltage of Pure Water. Proceedings of 2020 International Symposium on Electrical Insulating Materials (ISEIM). 2020. Online. VD-8. 371-374