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Development of frequency-analysis equipment capable of judging propagation direction of conductive EMI

  • Noriyuki Nosaka
  • , Satoshi Ogasawara
  • , Masatsugu Takemoto
  • , Yoshitaka Iwaji
  • , Kazutoshi Ogawa

研究成果

抄録

Power electronics (PE) are an important technology for energy saving. However, PE apparatuses may emit electromagnetic interference (EMI) originated from the switching operation of power semiconductor devices. When EMI occurs in a system that includes many PE apparatuses, it is not easy to determine which one is the noise source. This paper applies high-speed sampling and signal-processing technologies to a field-programmable gate array (FPGA) to develop a frequency-analysis equipment that can judge the propagation direction of conductive EMI from 150 kHz to 30 MHz. Validity and usefulness of the proposed frequency analyzer is confirmed experimentally.

本文言語English
ホスト出版物のタイトル2014 IEEE Energy Conversion Congress and Exposition, ECCE 2014
出版社Institute of Electrical and Electronics Engineers Inc.
ページ4761-4768
ページ数8
ISBN(電子版)9781479956982
DOI
出版ステータスPublished - 11月 11 2014
外部発表はい

出版物シリーズ

名前2014 IEEE Energy Conversion Congress and Exposition, ECCE 2014

ASJC Scopus subject areas

  • 燃料技術
  • エネルギー工学および電力技術

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