Recharging Station and Related Electric Vehicle

• US 20080277173A1
• Filed: 10/17/2006
• Published: 11/13/2008
• Est. Priority Date: 10/17/2005
• Status: Active Grant

• Current Assignee: PVI Incorporated
• Original Assignee: PVI Incorporated
• Inventors: Midrouillet, Pierre, Sirier, Denis
• Granted Patent: US 8,400,106 B2
• Time in Patent Office: Days
• US Class Current: 180/65.1
• CPC Class Codes: B60K 1/04 of the electric storage means for propulsion exchanging batteries for electric propulsion of vehicles B60L53/80; for auxiliary purposes only B60R16/04; supplying batteries to, or removing batteries from, vehicles B60S5/06
• CPC Class Codes: B60K 2001/0461 from the side
• CPC Class Codes: B60K 2001/0494 with arrangements for sliding
• CPC Class Codes: B60L 2200/18 Buses
• CPC Class Codes: B60L 50/40 using propulsion power supplied by capacitors
• CPC Class Codes: B60L 50/51 characterised by AC-motors
• CPC Class Codes: B60L 53/14 Conductive energy transfer
• CPC Class Codes: B60L 53/30 Constructional details of charging stations
• CPC Class Codes: B60L 53/32 by charging in short intervals along the itinerary, e.g. during short stops
• CPC Class Codes: B60Y 2200/143 Busses
• CPC Class Codes: B60Y 2200/91 Electric vehicles
• CPC Class Codes: H02J 2310/48 for electric vehicles [EV] or hybrid vehicles [HEV]
• CPC Class Codes: H02J 50/10 using inductive coupling
• CPC Class Codes: H02J 7/02 for charging batteries from ac mains by converters
• CPC Class Codes: H02J 7/342 The other DC source being a battery actively interacting with the first one, i.e. battery to battery charging with circuits for polarity protection H02J7/0034
• CPC Class Codes: H02J 7/345 using capacitors as storage or buffering devices
• 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

The invention relates to a recharging station (10) for recharging an electric vehicle (50) powered by energy storage means (52), said vehicle (50) being designed to follow a route via a point at which the recharging station (10) is situated, said station (10) including recharging means (12) suitable for recharging the storage means (52) of the electric vehicle (50) while said vehicle is in the vicinity of the station. The invention is characterized in that the recharging means (12) comprise a storage device (14) suitable for storing electrical energy delivered by an electrical energy source (16), and connection means (18) for electrically connecting the storage device (14) of the station (10) to the storage means (52) of the vehicle (50), and for transferring the energy stored in the storage device (14) of the station (10) to the storage means (52) of the electric vehicle (50).

Claims

1-15. -15. (canceled)

16. An installation, comprising:

a plurality of recharging stations for recharging an electric vehicle powered by energy storage means comprising a capacitor;

said vehicle being designed to follow a route via points at which the recharging stations are situated;

each of the stations including recharging means suitable for recharging the storage means of the electric vehicle while said vehicle is in the vicinity of said station;

the recharging means comprising a storage device suitable for storing electrical energy delivered by an electrical energy source; and

connection means for electrically connecting the storage device of each of the stations to the storage means of the vehicle, and for transferring the energy stored in the storage device of each of the stations to the storage means of the electric vehicle, said stations being disposed along the route followed by the vehicle;

wherein the storage means of the electric vehicle further comprise a storage battery connected to the capacitor via a reversible energy transfer device; and

wherein the connection means of each of the stations are suitable for transferring the quantity of energy that is sufficient to enable the vehicle to travel at least as far as the next station.

17. The installation according to claim 16, wherein the storage device of the station comprises a supercapacitor.

18. The installation according to claim 16, wherein the connection means of the station are provided with a safety device suitable for enabling energy to be transferred only when the station is connected correctly to the vehicle.

19. The installation according to claim 16, wherein the connection means of the vehicle comprise an arm that is extensible so as to connect to the connection means of the station.

20. An electric vehicle, comprising:

electrical energy storage means that comprise a capacitor; and

an electric motor powered by the energy stored in the storage means;

said energy storage means being suitable for being recharged by a recharging station having connection means;

the vehicle also including connection means for connecting the storage means of the vehicle to the connection means of the station while the vehicle is in the vicinity of said station;

wherein the storage means of the vehicle further comprise a storage battery connected to the capacitor via a reversible energy transfer device.

21. The electric vehicle according to claim 20, wherein the capacitor of the vehicle is a supercapacitor.

22. The electric vehicle according to claim 20, wherein the capacitor of the vehicle is suitable for recharging the storage battery.

23. An electric bus according to claim 20, wherein the connection means of the bus comprise an arm that is extensible so as to connect to the connection means of the station.

24. A bus stop including a recharging station designed to recharge an electric bus according to claim 23.