The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jan. 06, 2026
Filed:
May. 16, 2022
Hitachi, Ltd., Tokyo, JP;
Daichi Kato, Tokyo, JP;
Yohei Murakami, Tokyo, JP;
Takahisa Matsuzaki, Tokyo, JP;
Masahiro Watanabe, Tokyo, JP;
Hitachi, Ltd., Tokyo, JP;
Abstract
An electric power system planning operation device against occurrence of a disaster includes: a disaster information selection unit that selects disaster information data of a disaster type to be handled; a disaster countermeasure candidate calculation unit that calculates a disaster countermeasure candidate, system maintenance countermeasure candidate data, and system operation countermeasure candidate data; a reliability economic efficiency index value calculation unit that calculates a reliability economic efficiency index value for the disaster countermeasure candidate calculation result, system data that is information about the configuration of an electric power system, damage cost data that is information about the amount of damage at the time of an assumed disaster type, and reliability economic efficiency index data that is information indexing a relation between reliability and economic efficiency; and a disaster countermeasure decision unit that decides a disaster countermeasure by using the reliability economic efficiency index value data.