Presentation 2014-01-31
A Study on Analysis Model of Metal Chassis for Evaluation of Magnetic Shield Characteristic in Low-frequency Band
Yuki NAITO, Soichiro YAHAGI, Ryosuke SUGA, Osamu HASHIMOTO, Shinichiro MATSUZAWA, Koji TSUKADA, Hiroya TANAKA, Yoshiyuki HATTORI,
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Abstract(in Japanese) (See Japanese page)
Abstract(in English) In recent years, it is concerned that the radiation noise from the electronic devices of the EV and HV vehicle is received by in-vehicle AM radio. For suppressing the magnetic leakage of radio waves mounted in the AM radio frequency band, it is necessary to establish the evaluation methods that target three-dimensional structures, such as the chassis. In this study, an analysis model was developed for evaluating the leakage of radio waves from the aperture of the chassis in the frequency band. First, aluminum boards constituting the chassis and the coil as noise source were modeled. Next, the modeled aluminum board and coil is applied to the analysis model of the chassis, and its magnetic shield effect was simulated. As a result, the simulated shield effect as a function of frequency agreed well with the measured one, and it was indicated that the shield effect of the chassis were able to be evaluated by the electromagnetic simulation.
Keyword(in Japanese) (See Japanese page)
Keyword(in English) Chassis / Analysis model / Shield effect / Aperture
Paper # EMCJ2013-123
Date of Issue

Conference Information
Committee EMCJ
Conference Date 2014/1/23(1days)
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Paper Information
Registration To Electromagnetic Compatibility (EMCJ)
Language JPN
Title (in Japanese) (See Japanese page)
Sub Title (in Japanese) (See Japanese page)
Title (in English) A Study on Analysis Model of Metal Chassis for Evaluation of Magnetic Shield Characteristic in Low-frequency Band
Sub Title (in English)
Keyword(1) Chassis
Keyword(2) Analysis model
Keyword(3) Shield effect
Keyword(4) Aperture
1st Author's Name Yuki NAITO
1st Author's Affiliation Department of Electrical Engineering and Electronics, College of Science and Engineering, Aoyama Gakuin University()
2nd Author's Name Soichiro YAHAGI
2nd Author's Affiliation Department of Electrical Engineering and Electronics, College of Science and Engineering, Aoyama Gakuin University
3rd Author's Name Ryosuke SUGA
3rd Author's Affiliation Department of Electrical Engineering and Electronics, College of Science and Engineering, Aoyama Gakuin University
4th Author's Name Osamu HASHIMOTO
4th Author's Affiliation Department of Electrical Engineering and Electronics, College of Science and Engineering, Aoyama Gakuin University
5th Author's Name Shinichiro MATSUZAWA
5th Author's Affiliation Toyota Central R&D Labs., Inc
6th Author's Name Koji TSUKADA
6th Author's Affiliation Toyota Central R&D Labs., Inc
7th Author's Name Hiroya TANAKA
7th Author's Affiliation Toyota Central R&D Labs., Inc
8th Author's Name Yoshiyuki HATTORI
8th Author's Affiliation Toyota Central R&D Labs., Inc
Date 2014-01-31
Paper # EMCJ2013-123
Volume (vol) vol.113
Number (no) 423
Page pp.pp.-
#Pages 5
Date of Issue