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Keiichi Hirose

Facilities Division, Tokyo
Nippon Telegraph and Telephone Corporation (NTT)

This speaker was a visiting speaker who delivered a talk or talks on the date(s) shown at the links below. This speaker is not otherwise associated with Lawrence Berkeley National Laboratory, unless specifically identified as a Berkeley Lab staff member.



Keiichi received his B.S. in electrical engineering from Yamagata University in 1990 and his M.S. in electrical engineering from Niigata University in 1992. He joined Nippon Telegraph and Telephone Corporation in 1992. Since 2004, he has been a senior research engineer at NTT Facilities, Inc. He received his Ph.D. degree in Electronic Engineering from Nagoya University in 2011. He is actively involved in research on power quality, direct current distribution, and telecommunications power systems. Based on his 20 years experience in power system design and operation, he is currently developing reliable high power quality mixed AC-DC power facilities for telecom and data centers. He is based at NTT Facilities' R&D Headquarters in Tokyo, but has led the highly successful Sendai microgrid project throughout. He is also involved in the DC microgrid demonstration at the Aichi Institute of Technology, and in other NTT Facilities green building and on-site generation projects. He won the distinguished paper award of the Institute of Electrical Engineers of Japan (IEEJ) in 2010 and the academic paper award of the Institute of Electrical Installation Engineers of Japan (IEIEJ) in 2011, and is a representative member of Japan National Committee of the IEC SMB SG4 (low voltage DC distribution).