Fumiyuki Fujii
University of Tokyo
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Publication
Featured researches published by Fumiyuki Fujii.
international symposium on electromagnetic compatibility | 2010
Masaru Ishii; Mikihisa Saito; Fumiyuki Fujii; Akiko Sugita
It was revealed that serious lightning faults of high voltage power transmission lines in winter along the coastal area of the Sea of Japan were due to upward lightning initiated from transmission towers. Wind turbines in the same region, reportedly suffer from high lightning fault rate, must also generate frequent upward lightning. Taking account of the aerological data which indicate the heights of the charged region in thunderclouds, a method to evaluate frequency of upward lightning from tall structures in cold regions of Japan in winter is proposed. With this new method, it is possible to evaluate the probability of lightning hits to tall structures in Japan through the year.
Ieej Transactions on Power and Energy | 2005
Masaru Ishii; Mikihisa Saito; Fumiyuki Fujii; Jun-Ichi Hojo; Michihiro Matsui; Naoki Itamoto; Kazuo Shinjo
Electrical Engineering in Japan | 2010
Masaru Ishii; Mikihisa Saito; Fumiyuki Fujii; Michihiro Matsui; Naoki Itamoto
Ieej Transactions on Power and Energy | 2012
Mikihisa Saito; Masaru Ishii; Fumiyuki Fujii; Michihiro Matsui
Ieej Transactions on Power and Energy | 2009
Mikihisa Saito; Masaru Ishii; Fumiyuki Fujii; Michihiro Matsui; Hironao Kawamura; Naoki Itamoto
Ieej Transactions on Power and Energy | 2009
Masaru Ishii; Fumiyuki Fujii; Mikihisa Saito; Michihiro Matsui
電気学会研究会資料. ED, 放電研究会 | 2001
Masaru Ishii; Fumiyuki Fujii; Syarif Hidayat; Akiko Sugita
Ieej Transactions on Power and Energy | 2008
Masaru Ishii; Mikihisa Saito; Fumiyuki Fujii; Michihiro Matsui; Naoki Itamoto
Ieej Transactions on Power and Energy | 2013
Masaru Ishii; Fumiyuki Fujii; Mikihisa Saito; Daisuke Natsuno; Akiko Sugita
Electrical Engineering in Japan | 2013
Fumiyuki Fujii; Masaru Ishii; Mikihisa Saito; Michihiro Matsui; Daisuke Natsuno