Presentation 2021-12-08
A study on extremely long channel development during winter thunderstorm season
Takeshi Morimoto, Takahiro Tajiri, Yoshitaka Nakamura, Hideo Sakai, Masahito Shimizu,
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Abstract(in Japanese) (See Japanese page)
Abstract(in English) We have been observing LF electromagnetic waves associated with lightning around Toyama Bay in winter thunderstorm seasons. From received LF signals at maximum of 9 stations, their sources are located in 3D using time of arrival method. Lightning flashes with the length of over 100km are detected in the observation results. Unlike general lighting discharges in winter, many return strokes are recorded along LF electromagnetic wave sources.
Keyword(in Japanese) (See Japanese page)
Keyword(in English) Lightning discharge / Lightning channel / Wineter thunderstorm / EM source location
Paper # EMCJ2021-55
Date of Issue 2021-12-01 (EMCJ)

Conference Information
Committee EMCJ / IEE-EMC / IEE-SPC
Conference Date 2021/12/8(1days)
Place (in Japanese) (See Japanese page)
Place (in English)
Topics (in Japanese) (See Japanese page)
Topics (in English)
Chair Atsuhiro Nishikata(Tokyo Inst. of Tech.) / 石上 忍(東北学院大学) / 伊東 淳一(長岡技術科学大学)
Vice Chair Kimihiro Tajima(NTT-AT) / / 小高 章弘(富士電機)
Secretary Kimihiro Tajima(NAIST) / (Hitachi) / 小高 章弘(鉄道総合技術研究所)
Assistant Kiyoto Matsushima(Hitachi) / Hiroyoshi Shida(EMC Tech.) / Tohlu Matsushima(Kyushu Inst. of Tech.) / 井渕 貴章(大阪大学) / 日下 佳祐(長岡技術科学大学) / 高見 弘(芝浦工業大学)

Paper Information
Registration To Technical Committee on Electromagnetic Compatibility / Technical Meeting on Electromagnetic Compatibility / Technical Meeting on Semiconductor Power Converter
Language JPN
Title (in Japanese) (See Japanese page)
Sub Title (in Japanese) (See Japanese page)
Title (in English) A study on extremely long channel development during winter thunderstorm season
Sub Title (in English)
Keyword(1) Lightning discharge
Keyword(2) Lightning channel
Keyword(3) Wineter thunderstorm
Keyword(4) EM source location
1st Author's Name Takeshi Morimoto
1st Author's Affiliation Kindai University(KINDAI)
2nd Author's Name Takahiro Tajiri
2nd Author's Affiliation Chubu Electric Power Co. Inc.(Chuden)
3rd Author's Name Yoshitaka Nakamura
3rd Author's Affiliation Kobe City College of Technology(Kobe Kosen)
4th Author's Name Hideo Sakai
4th Author's Affiliation University of Toyama(Toyama Univ.)
5th Author's Name Masahito Shimizu
5th Author's Affiliation Chubu Electric Power Co. Inc.(Chuden)
Date 2021-12-08
Paper # EMCJ2021-55
Volume (vol) vol.121
Number (no) EMCJ-288
Page pp.pp.7-10(EMCJ),
#Pages 4
Date of Issue 2021-12-01 (EMCJ)