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:
Nov. 15, 2016
Filed:
Nov. 15, 2012
Single-phase power converter, three-phase two-phase power converter, and three-phase power converter
Tokyo Institute of Technology, Meguro-ku, Tokyo, JP;
Hirofumi Akagi, Tokyo, JP;
Makoto Hagiwara, Tokyo, JP;
TOKYO INSTITUTE OF TECHNOLOGY, Tokyo, JP;
Abstract
This power converter () is provided with: unit cells (-M) having a semiconductor switch, a DC capacitor (C) and a charge/discharge current I/O terminal; a first arm (-P) and a second arm (-N) comprising multiple unit cells (-M) connected to each other in cascade; an arm connecting unit () which has a first terminal to which the first arm (-P) is connected, a second terminal to which the second arm (-N) is connected, and a third terminal to which a DC power source is connected; and a transformer () which has an AC I/O terminal on the primary side and an intermediate terminal on the secondary side winding, and in which the terminal of the first arm (-P) and the terminal of the second arm (-N) are connected to the two end terminals on the secondary winding, and the DC power source (Vdc) is connected to the intermediate terminal.