POWER-SUPPLYING DEVICE FOR VEHICLE

• US 20150195012A1
• Filed: 03/17/2015
• Published: 07/09/2015
• Est. Priority Date: 09/27/2012
• Status: Active Grant

• Current Assignee: IHI Corporation
• Original Assignee: IHI Corporation
• Inventors: NIIZUMA, Motonao, UEDA, Akio, TAKATSU, Yuji, AKUNE, Kei, HAYASHI, Tooru
• Granted Patent: US 9,917,620 B2
• Time in Patent Office: Days
• US Class Current: 1/1
• CPC Class Codes: B60L 53/126 Methods for pairing a vehicle and a charging station, e.g. establishing a one-to-one relation between a wireless power transmitter and a wireless power receiver
• CPC Class Codes: B60L 53/30 Constructional details of charging stations
• CPC Class Codes: B60L 53/38 specially adapted for charging by inductive energy transfer
• CPC Class Codes: H02J 50/10 using inductive coupling
• CPC Class Codes: H02J 50/12 of the resonant type
• CPC Class Codes: H02J 50/90 involving detection or optimisation of position, e.g. alignment
• CPC Class Codes: H04B 5/79 for data transfer in combination with power transfer
• CPC Class Codes: Y02T 10/70 Energy storage systems for electromobility, e.g. batteries
• CPC Class Codes: Y02T 10/7072 Electromobility specific charging systems or methods for batteries, ultracapacitors, supercapacitors or double-layer capacitors
• CPC Class Codes: Y02T 90/12 Electric charging stations
• CPC Class Codes: Y02T 90/14 Plug-in electric vehicles

Abstract

A vehicle power-supplying device includes a power-supplying primary coil provided in a parking space where a vehicle is parked, and configured to supply electric power wirelessly to a power-supplying secondary coil provided in the vehicle and configured to wirelessly receive the electric power from the power-supplying primary coil; and a vehicle stopping member configured to stop the vehicle at a desired position of the parking space at which wireless power supply efficiency from the power-supplying primary coil to the power-supplying secondary coil is high.

Claims

1. A power-supplying device for a vehicle, the power-supplying device for supplying electric power to the vehicle provided with a power-supplying secondary coil configured to wirelessly receive the electric power from a power-supplying primary coil the power supplying device comprising;

the power-supplying primary coil provided in a parking space in which the vehicle is parked, the power-supplying primary coil configured to wirelessly supply the electric power to the power-supplying secondary coil; and

a vehicle stopping member configured to stop the vehicle at a desired position of the parking space at which wireless power supply efficiency from the power-supplying primary coil to the power-supplying secondary coil is high.

2. The power-supplying device according to claim 1,

wherein the vehicle stopping member includes;

a wheel stopper provided in the parking space and configured to stop movement of the vehicle by coming into contact with an outer circumference of a wheel of the vehicle; and

a wheel stopper moving mechanism configured to move a position of the wheel stopper in a front-and-back direction.

3. The power-supplying device according to claim 1,

wherein the vehicle stopping member includes:

a wheel stopper provided in the parking space and configured to stop movement of the vehicle by coming into contact with an outer circumference of a wheel of the vehicle;

a wheel stopper moving mechanism configured to move a position of the wheel stopper in a front-and-back direction; and

an acquisition member configured to acquire positional information corresponding to a position of the power-supplying secondary coil provided in the vehicle; and

wherein the wheel stopper moving mechanism moves the position of the wheel stopper in the front-and-back direction on the basis of the positional information acquired by the acquisition member.

4. The power-supplying device according to claim 1, wherein the vehicle stopping member includes;

a wheel stopper provided in the parking space and configured to stop movement of the vehicle by coming into contact-with an outer circumference of a wheel of the vehicle;

a wheel stopper moving mechanism, configured to move a position, of the wheel stopper in a front-and-back direction;

a storage member configured to store vehicle type information of the vehicle and positional Information corresponding to a position of the power-supplying secondary coil provided in the vehicle so as to be associated with each, other; and

an information acquisition, member configured to receive the vehicle type information of the vehicle and acquire the positional information associated with the vehicle type information from, the storage member; and

wherein the wheel stopper moving mechanism moves the position of the wheel stopper in the front-and-back direction on the basis of the positional information acquired by the information acquisition member.

5. The power-supplying device according to claim 1,

wherein the vehicle stopping member includes:

an acquisition member configured to acquire a position of the power-supplying secondary coil provided in the vehicle; and

an instruction member configured to instruct a driver of the vehicle entering the parking space on stop timing on the basis of the position of the power-supplying secondary coil acquired by the acquisition member.

6. The power-supplying device according to claim 1,

wherein the vehicle stopping member includes;

a storage member configured to store vehicle type information, of the vehicle and positional information corresponding to a position of the power-supplying secondary coil provided in the vehicle so as to be associated with each other;

an information, acquisition member configured to receive the vehicle type information of the vehicle and acquire the positional information associated with the vehicle type information from the storage member; and

an instruction member configured to instruct a driver of the vehicle entering the parking space on stop timing on the basis of the position of the power-supplying secondary coil the position corresponding to the positional information acquired by the information acquisition member.

7. A power-supplying device for a vehicle, the power supplying device for supplying electric power to the vehicle provided with a power-supplying secondary coil configured to wirelessly receive the electric power from a power-supplying primary coil, the power-supplying device comprising:

a vehicle support structure configured to support the vehicle;

the power-supplying primary coil configured to wirelessly supply the electric power to the power-supplying secondary coil provided in the vehicle supported by the vehicle support structure; and

a vehicle stopping member configured to stop the vehicle al a desired position of the vehicle support structure at which wireless power supply efficiency from the power-supplying primary coil to the power-supplying secondary coil is high.

8. The power-supplying device according to claim 7,

wherein the vehicle stopping member includes;

a wheel stopper provided in the vehicle support structure and configured to stop movement of the vehicle by coming into contact with an outer circumference of a wheel of the vehicle; and

a wheel stopper moving mechanism, configured to move a position of the wheel stopper in a front-and-back direction.

9. The power-supplying device according to claim 7,

wherein the vehicle stopping member includes:

a wheel stopper provided in the vehicle support structure and configured to stop movement of the vehicle by coming into contact with an outer circumference of a wheel of the vehicle;

a wheel stopper moving mechanism, configured to move a position, of the wheel stopper in a front-and-back direction; and

an acquisition member configured, to acquire positional information corresponding to a position of the power-supplying secondary coil provided in the vehicle, and

wherein the wheel stopper moving mechanism moves the position of the wheel stopper in the front-and-back direction on the basis of the positional information acquired by the acquisition member.

10. The power-supplying device according to claim 7,

wherein the vehicle stopping member includes;

a wheel stopper provided in the vehicle support structure and configured to stop movement of the vehicle by coming into contact with an outer circumference of a wheel of the vehicle;

a wheel stopper moving mechanism configured to move a position of the wheel stopper in a front-and-back direction;

a storage member configured to store vehicle type information, of the vehicle and positional, information corresponding to a position of the power-supplying secondary coil provided in the vehicle so as to be associated with each other; and

an information acquisition member configured to receive the vehicle type information of the vehicle and acquire the positional information associated with the vehicle type information from the storage member; and

wherein the wheel stopper moving mechanism moves the position of the wheel stopper in the front-and-back direction on the basis of the position of the power-supplying secondary coil, the position corresponding to the positional information acquired by the information acquisition member.

11. The power-supplying device according to claim 7,

wherein the vehicle stopping member includes:

an acquisition member configured to acquire a position of the power-supplying secondary coil provided in the vehicle; and

an instruction member configured to instruct a driver of the vehicle moving onto the vehicle support structure on stop timing on the basis of the position of the power-supplying secondary coil acquired by the acquisition member.

12. The power-supplying device according to claim 7,

wherein the vehicle stopping member includes:

a storage member configured to store vehicle type information, of the vehicle and positional information corresponding to a position of the power-supplying secondary coil provided in the vehicle so as to be associated with each other;

an information acquisition member configured to receive the vehicle type information of the vehicle and acquire the positional information associated with the vehicle type information from the storage member; and

an instruction member configured to instruct a driver of the vehicle moving onto the vehicle support structure on stop timing on the basis of the position of the power-supplying secondary coil, the position corresponding to the positional information acquired by the information acquisition member.