Title:
ELECTRIC VEHICLE
Document Type and Number:
WIPO Patent Application WO/2023/033108
Kind Code:
A1
Abstract:
Provided is an electric vehicle that makes it possible to prevent shortage of energy of a second power storage device during vehicle travel while achieving reduction in size of the second power storage device, and that makes it possible to improve the life of a first power storage device. The present invention comprises: a first power storage device 4; a second power storage device 5; a power converter 10; a first switch S3 that forms a circuit which connects the power converter 10 and an inverter 2 without the second power storage device 5 therebetween; a second switch S4 that forms a circuit which connects the power converter 10 and the inverter 2 via the second power storage device 5; and a third switch S5 that forms a circuit which connects the second power storage device 5 and a ground, wherein, when a motor 1 is stopped and/or the motor 1 is powered, the first switch S3 is put in a connection state, the second switch S4 is put in a disconnection state, the third switch S5 is put in a connection state, and energy is supplied from the first power storage device 4 to the second power storage device 5 while the output voltage from the first power storage device 4 is reduced.
Inventors:
SAYED ABDALLAH MAHMOUD ABDELNABY (JP)
OHASHI TATSUYUKI (JP)
OHASHI TATSUYUKI (JP)
Application Number:
PCT/JP2022/032956
Publication Date:
March 09, 2023
Filing Date:
September 01, 2022
Export Citation:
Assignee:
FCC KK (JP)
International Classes:
B60L9/18; B60L50/60; B60L53/80; B60L58/12; B60L58/18; H02J7/00; H02M3/155
Foreign References:
| JP2009268343A | 2009-11-12 | |||
| JP2007336715A | 2007-12-27 | |||
| JP2017099243A | 2017-06-01 | |||
| JP2018166367A | 2018-10-25 |
Attorney, Agent or Firm:
KOSHIKAWA Takao (JP)
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