Title:
POWER SUPPLY DEVICE AND POWER SUPPLY SYSTEM
Document Type and Number:
WIPO Patent Application WO/2021/161616
Kind Code:
A1
Abstract:
This power supply device comprises: a first coil part and a second coil part which are capable of contactlessly transmitting/receiving power to/from a mobile body; a power transmission request unit which transmits a power transmission request to the mobile body; a power reception information acquisition unit which acquires first power reception information about the first coil part and second power reception information about the second coil part; a mobile body position determination unit which, on the basis of the first power reception information and the second power reception information, determines whether the mobile body is positioned at a first power supply position for power transmission and power reception with the first coil part, or whether the mobile body is positioned at a second power supply position for power transmission and power reception with the second coil part; and a power transmission control unit which causes power to be transmitted from the first coil part when it is determined that the mobile body is positioned at the first power supply position, and causes power to be transmitted from the second coil part when it is determined that the mobile body is positioned at the second power supply position.
Inventors:
MAEKAWA MICHISATO (JP)
Application Number:
PCT/JP2020/043879
Publication Date:
August 19, 2021
Filing Date:
November 25, 2020
Export Citation:
Assignee:
IHI CORP (JP)
International Classes:
B60L5/00; B60L53/122; B60L53/65; B60L53/66; B60L53/67; B60M7/00; H02J7/00; H02J50/12; H02J50/40; H02J50/80; H02J50/90
Foreign References:
| JP2015133768A | 2015-07-23 | |||
| JP2014054095A | 2014-03-20 |
Attorney, Agent or Firm:
HASEGAWA Yoshiki et al. (JP)
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