Login| Sign Up| Help| Contact|

Patent Searching and Data


Title:
POWER CONVERSION DEVICE AND METHOD OF CONNECTING POWER CONVERSION DEVICES
Document Type and Number:
WIPO Patent Application WO/2019/102839
Kind Code:
A1
Abstract:
Provided is a power conversion device which is small and can be configured inexpensively. The power conversion device (100) is provided with first to third power conversion cells (20-1 to 20-6) connected between a primary-side system (60) and a secondary-side system (70) which is an N-phase (N is a natural number of 3 or more) alternating-current system, each of the cells having a pair of primary-side terminals (25, 26) and a pair of secondary-side terminals (27, 28). The primary-side terminals of the first to third power conversion cells (20-1 to 20-6) are connected in series and connected to the primary-side system (60). The secondary-side terminals of the first power conversion cells (20-1, 20-2) are connected to portions relating to the secondary-side first phase (secondary-side V phase). The secondary-side terminals of the second power conversion cells (20-3, 20-4) are connected to portions relating to the secondary-side second phase (secondary-side U phase). The secondary-side terminals of the third power conversion cells (20-5, 20-6) are connected to portions relating to the secondary-side third phase (secondary-side W phase).

Inventors:
FURUKAWA Kimihisa (6-6, Marunouchi 1-chome, Chiyoda-k, Tokyo 80, 〒1008280, JP)
KANOUDA Akihiko (6-6, Marunouchi 1-chome, Chiyoda-k, Tokyo 80, 〒1008280, JP)
NAKAHARA Mizuki (6-6, Marunouchi 1-chome, Chiyoda-k, Tokyo 80, 〒1008280, JP)
MABUCHI Yuuichi (6-6, Marunouchi 1-chome, Chiyoda-k, Tokyo 80, 〒1008280, JP)
Application Number:
JP2018/041106
Publication Date:
May 31, 2019
Filing Date:
November 06, 2018
Export Citation:
Click for automatic bibliography generation   Help
Assignee:
HITACHI, LTD. (6-6 Marunouchi 1-chome, Chiyoda-ku Tokyo, 80, 〒1008280, JP)
International Classes:
H02M5/44; H02M3/28; H02M7/12; H02M7/49
Foreign References:
JP2005073362A2005-03-17
JP2000253675A2000-09-14
JP2000133533A2000-05-12
Attorney, Agent or Firm:
ISONO INTERNATIONAL PATENT OFFICE, P.C. (Hulic Toranomon Building, 1-18 Toranomon 1-chome, Minato-k, Tokyo 01, 〒1050001, JP)
Download PDF: