Corresponding Technologies / Motomi Shimada Tetsuo Kojima Joined Hitachi Ltd. / Takashi Kaneko Shinichiro Kujiraoka Joined Hitachi Ltd. / Train Traction Systems / JR-East / Power & Industrial Systems / East Japan Railway Company / Hitachi Ltd. / Joined Hitachi Ltd. / /
Country
Japan / /
Facility
Rolling Stock Development Center / square Fig / The Institute of Electrical Engineers / /
IndustryTerm
fuelcell technology / regenerated energy / traction technologies / electric devices / lighter traction systems / hybrid propulsion systems / friendly propulsion systems / management technology / low noise technology / brake energy / oil-filled ones / electrical devices / converter-inverter systems / energy-saving technology / traction systems / mechanical equipment / control technologies / energy savings / energy / main circuit technologies / power traction converter equipment / storage battery energy / energy balance / energy consumption / much smaller traction systems / electric train inverter control technology / circuit technology / compact water circulation cooling systems / higher energy efficiency / power converter systems / chemical coolant / inspection equipment / energy efficiency / speed estimation technology / electrical-system / regenerative brake energy / depending on the storage battery energy / /
Organization
Rolling Stock Development Center / Institute of Electrical Engineers of Japan / Rolling Stock Electrical Systems Design Department / Rolling Stock Electrical Systems Design Department of Mito Transportation Systems Product Division / the Power & Industrial Systems / Japan Society of Mechanical Engineers / Institute of Electrical Engineers / /
Person
Shimada Shinichiro Kujiraoka Tetsuo Kojima / Shinichiro Kujiraoka Tetsuo Kojima / Kaneko Motomi Shimada Shinichiro Kujiraoka / /
Position
HB / technology HB / technology Control instruction unit HB / Master controller / pulse width modulation HB / controller / PFC. / member / /
Product
Traction System / /
ProgrammingLanguage
DC / /
PublishedMedium
Rolling Stock / /
Region
East Japan / /
Technology
semiconductor / fuelcell technology / low noise technology / electric train inverter control technology / control technologies / Storage battery energy management Storage battery management technology / semiconductors / regenerative-brake control Main circuit technology / main circuit technologies / speed estimation technology / controller main part Main circuit technology / traction technologies / two technologies / These technologies / energy-saving technology / /
Hitachi Review Vol), NoEasy Maintenance and Environmentally-friendly Train Traction System