Hitachi, Ltd.

Takaaki Miyabe

Atsushi Abe

Kazuo Sato

Yuji Yamamoto

Tetsuo Fujigaki

Takashi Yabutani

Taichirou Yabuno

An energy saving support service offering method introducing energy saving equipment at least in a load facility with an expense of an energy saving support service provider and/or its cooperatives and performing an electric power saving operation by an energy saving equipment control operation.

Energy-saving service offering method and apparatus therefor

An energy saving service offering method and apparatus are provided, in which a present electric power consumption of a supervised load facility of a user, who owns the supervised load facility, including a motor, and who desires to save energy, and inverter control operation data produced when an inverter has been installed in the supervised load facility and performing a motor speed control operation are determined. Further, a merit refund corresponding to saved electric power consumption determined by referring to a difference between said present electric power consumption data and the inverter control operation data is calculated. Finally, a charge and billing operation based on the merit refund under contract conditions established between a energy saving service provider and its contractor is performed.

Growing community of inventors

Mito, Japan

Takaaki Miyabe