Hirofumi Akagi

A three-phase voltage-source PWM inverter system characterized by sinusoidal output voltage with neither common-mode voltage nor normal-mode voltage

Hiroshi Hasegawa, Takafumi Doumoto, Hirofumi Akagi, 2003 .

A 6.6-kV Transformerless Cascade PWM STATCOM

Tsurugi Yoshii, Shigenori Inoue, Hirofumi Akagi, 2007 .

320V，12F電気二重層キャパシタと双方向絶縁形DC-DCコンバータを併用した電力貯蔵装置

Nadia Mei Lin Tan, Shigenori Inoue, Hirofumi Akagi, 2009 .

Application of a Modular Multilevel Cascade Converter (MMCC-SDBC) to a STATCOM

Ryo Maeda, Hirofumi Akagi, Makoto Hagiwara, 2011 .

Active Cancellation of the Common-Mode Voltage Produced by a Voltage-Source PWM Inverter

Satoshi Ogasawara, Hideki Ayano, Hirofumi Akagi, 1997 .

Active cancellation of the common-mode voltage produced by a voltage-source PWM inverter

Satoshi Ogasawara, Hideki Ayano, Hirofumi Akagi, 1998 .

モジュラー・マルチレベル・カスケードインバータ（MMCI-DSCC）を用いたモータドライブの低速運転;モジュラー・マルチレベル・カスケードインバータ（MMCI-DSCC）を用いたモータドライブの低速運転;Low-Speed Operation of a Medium-Voltage Motor Drive Using a Modular Multilevel Cascade Inverter (MMCI-DSCC)

Isamu Hasegawa, Hirofumi Akagi, Makoto Hagiwara, 2012 .