Title:
OPEN WINDING MOTOR/INVERTER SYSTEM
Document Type and Number:
WIPO Patent Application WO/2022/234717
Kind Code:
A1
Abstract:
Provided is an open winding motor/inverter system with which it is possible to reduce introduction costs and to reduce the system size. The open winding motor/inverter system is provided with an open winding motor 60 having mutually independent open windings 61 to 63 with a plurality of phases, a primary-side inverter 51 having an alternating-current side connected to one winding terminal of the open winding motor 60, and a secondary-side inverter 52 having an alternating-current side connected to another winding terminal of the open winding motor 60, wherein an input side of an isolated DC/DC converter 70 is connected to a direct-current side of the primary-side inverter 51, and an output side thereof is connected to a direct-current side of the secondary-side inverter 52, and wherein the isolated DC/DC converter 70 is configured to include a high-frequency transformer 73, a first full-bridge converter 71 connected to a primary side of the high-frequency transformer 73, and a second full-bridge converter 72 connected to a secondary side of the high-frequency transformer 73.
Inventors:
OGAWA RYUICHI (JP)
TAKIGUCHI MASASHI (JP)
TAKIGUCHI MASASHI (JP)
Application Number:
PCT/JP2022/010151
Publication Date:
November 10, 2022
Filing Date:
March 09, 2022
Export Citation:
Assignee:
MEIDENSHA ELECTRIC MFG CO LTD (JP)
International Classes:
H02P25/16; H02M3/28; H02M7/493; H02P27/06
Foreign References:
| JP2015139341A | 2015-07-30 | |||
| JP2018050363A | 2018-03-29 | |||
| JP2016082619A | 2016-05-16 | |||
| JP2019062626A | 2019-04-18 | |||
| JP2008219956A | 2008-09-18 | |||
| US20120032622A1 | 2012-02-09 |
Attorney, Agent or Firm:
KOBAYASHI, Hiromichi et al. (JP)
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