Circuit configuration of bidirectional DC/DC converter specific for small scale load leveling system

K. Hirachi, M Yamanaka, K. Kajiyama, +1

EngineeringPower CircuitEnergy ConversionPower Electronics ConverterCircuit Configuration +16

A novel small-scale UPS using a parallel redundant operation system

T. Iwade, Shinji Komiyama, Yoshihiko Tanimura, +3

International Telecommunications Energy Conference

Redundant OperationElectrical EngineeringEngineeringNovel Small-scale UpsEnergy Management +8

Development of UPS using new type of circuits

K. Hirachi, M. Sakane, S. Niwa, +1

EngineeringNew TypeEnergy ConversionPower CircuitPower Electronics Converter +17

Switched-mode PFC rectifier with high-frequency transformer link for high-power density single phase UPS

K. Hirachi, J. Yoshitsugu, Koki Nishimura, +2

Electrical EngineeringEngineeringHigh-frequency Transformer LinkPower Electronics ConverterElectric Power Conversion +8

Cost-effective practical developments of high-performance and multi-functional UPS with new system configurations and their specific control implementations

K. Hirachi, M. Sakane, Teppei Matsui, +2

EngineeringNew System ConfigurationsEnergy ConversionPower Electronics ConverterElectric Power Conversion +21

Characteristics of a novel energy transmission for a rechargeable cardiac pacemaker by using a resonant DC-DC converter

Toshihiro Nishimura, K. Hirachi, Y. Maejima, +2

Rechargeable Cardiac PacemakerElectrical EngineeringEnergy HarvestingEngineeringAir Gap +9

A large air gap flat transformer for a transcutaneous energy transmission system

Toshihiro Nishimura, T. Eguchi, K. Hirachi, +3

Electrical EngineeringEnergy HarvestingEngineeringIntact SkinFlat Amorphous Core +2

Cost-effective bidirectional chopper-based battery link UPS with common input-output bus line and its control scheme

K. Hirachi, A. Kajiyama, T. Mii, +1

Electrical EngineeringEngineeringPower IcEnergy ManagementNonisolated Prototype +9

Utility-interactive multi-functional bidirectional converter for solar photovoltaic power conditioner with energy storage batteries

K. Hirachi, T. Mii, T. Nakashiba, +2

Electrical EngineeringEngineeringSmart GridEnergy EfficiencyEnergy Conversion +12

A specific control implementation on back-type active power filtering converters

K. Hirachi, T. Iwade, Kimio Shibayama

Electrical EngineeringEngineeringInput Current HarmonicsPower CircuitPower Electronics Converter +8