Electrical vehicle and associated transport facility

Patent metadata

Field	Value
Publication number	US-2016167678-A1
Application number	US-201414902794-A
Country	US
Kind code	A1
Filing date	Jun 19, 2014
Priority date	Jul 5, 2013
Publication date	Jun 16, 2016
Grant date	—

Abstract

The invention relates to an electrical vehicle ( 100 ), including an electric engine ( 102 ) and on-board energy storage means ( 104, 106 ) that are electrically connected to the engine in order to supply same with electrical energy, in which the energy storage means include a first energy storage module ( 104 ) including at least one supercapacitor, and a second energy storage module ( 106 ) including at least one battery, the first and the second energy storage modules ( 104,106 ) being arranged on parallel electrical branches, the vehicle including interconnection means ( 108 ), arranged between the energy storage means ( 104, 106 ) and the engine ( 102 ), capable of electrically connecting the two electrical arms to the engine ( 102 ) and configured such that a single one of the two electrical arms is connected to the engine ( 102 ) at a time. The invention also relates to a facility comprising the vehicle ( 100 ) and at least one station ( 200 ) for recharging the vehicle.

First claim

1 . An electric vehicle ( 100 , 100 A- 100 C), comprising an electric motor ( 102 ) and energy storage means ( 104 , 106 ) onboard, electrically connected to the motor ( 102 ), in order to supply electric energy to said motor, characterized in that the energy storage means comprise:
first energy storage module ( 104 ) comprising at least one supercapacitor, on the one hand, a second energy storage module ( 106 ) comprising at least one battery, on the other hand,
the first and second energy storage modules ( 104 , 106 ) being laid out on parallel electrical branches, the vehicle comprising interconnection means ( 108 ) positioned between the energy storage means ( 104 , 106 ) and the motor ( 102 ) capable of electrically connecting both electrical branches to the motor and configured so that only one of both electrical branches at a time is connected to the motor.

2 . The vehicle ( 100 ) according to preceding claim, further comprising:
first connection means ( 110 ), capable of connecting the first storage module ( 104 ) to additional connection means, located outside the vehicle, second connection means ( 112 ), distinct from the first, capable of connecting the second storage module ( 106 ) to additional connection means, located outside the vehicle.

3 . The vehicle ( 100 ) according to the preceding claim, at least comprising a DC/DC ( 116 ) and/or AC/DC converter ( 114 ) interposed between the first and/or second connection means ( 112 ) and the corresponding storage module ( 106 ).

4 . The vehicle ( 100 ) according to any one of the preceding claims, comprising means ( 109 ) for controlling the interconnection means ( 108 ), capable of controlling the interconnection means ( 108 ) according to one or several of the following parameters:
parameters related to the operation of the first and/or the second energy storage module ( 104 , 106 ), notably to the charge level, parameters related to the operation of the vehicle, notably the speed of the vehicle or the state of the motor, a signal from a user interface.

5 . The vehicle ( 100 ) according to the preceding claim, wherein the means for controlling the interconnection means are able to communicate with one or several of the following elements:
means for monitoring the first storage module ( 122 ), means for monitoring the second storage module ( 124 ), means for monitoring the other units of the vehicle, notably the CAN bus of the vehicle ( 120 ).

6 . The vehicle ( 100 ) according to any one of the preceding claims, comprising a DC/DC converter ( 118 ), interposed between the motor ( 102 ) and at least one of the energy storage modules ( 104 , 106 ), notably between the interconnection means ( 108 ) and the motor.

7 . The vehicle ( 100 ) according to the preceding claim, wherein said or at least one of the DC/DC converters ( 118 ) operates as a variable speed drive, the vehicle also comprising means ( 119 ) for controlling the variable speed drive, controlling the variable speed drive according to at least one parameter from the following list:
parameters related to the operation of the first and/or the second energy storage module ( 104 , 106 ), notably to the charge level, parameters related to the operation of the vehicle, notably the speed of the vehicle or the state of the motor, a signal from a user interface.

8 . The vehicle ( 100 ) according to the preceding claim, wherein the means ( 119 ) for controlling the variable speed drive are able to communicate with one or several of the following elements:
the means for monitoring the first storage module ( 122 ), the means for monitoring the second storage module ( 124 ), the means for monitoring the other units of the vehicle, notably the CAN bus of the vehicle ( 120 ).

9 . The vehicle ( 100 ) according to any one of the preceding claims, wherein the storage means ( 104 ) are positioned in a roof box of the vehicle, preferably added onto the vehicle.

10 . A transport facility ( 10 ), comprising:
at least one vehicle ( 100 ; 100 A- 100 C) according to any one of the preceding claims, comprising connection means, so-called first connection means ( 110 ), for connection of the first storage module ( 104 ) to a source outside the vehicle, and at least one station ( 200 ; 200 A- 200 D) for recharging the vehicle positioned on a path of the vehicle and in the vicinity of which the vehicle is intended to stop, the station being connected to at least one energy source ( 300 , 400 ) and including connection means, so-called third connection means ( 202 ) mating the first connection means of the vehicle ( 110 ), and capable of electrically connecting said or one of the energy sources ( 300 , 400 ) to the first storage module ( 104 ).

11 . The facility ( 10 ) according to the preceding claim, wherein the first connection means ( 110 ) of the vehicle comprise an arm, notably telescopic and able to extend by protruding from the vehicle and comprising a connector at its end, the third connection means ( 202 ) comprising a connector mating the one located at the end of the arm and positioned at the station so that both connectors of the vehicle and of the station may come into contact.

12 . The facility ( 10 ) according to any one of claims 10 and 11 , wherein said or at least one of the stations ( 200 ) comprises energy storage means ( 206 , 208 ) comprising at least one third storage module ( 206 ) comprising one or several supercapacitors electrically connected to said or at least one of the energy sources ( 300 , 400 ) on the one hand and to the third connection means ( 202 ) on the other hand.

13 . The facility ( 10 ) according to any one of claims 10 to 12 , wherein said or at least one of the stations ( 200 ) comprises at least one DC/DC converter ( 216 ) interposed between the third storage module ( 206 ) and the third connection means ( 202 ).

14 . The facility ( 10 ) according to any one of claims 10 to 13 , wherein said or at least one of the stations ( 200 ) is electrically connected to an urban electricity distribution network ( 300 ) forming said or one of the energy sources, and comprises an AC/DC converter ( 210 ) interposed between the network and the third connection means ( 202 ), notably between the network and the third storage module ( 206 ).

15 . The facility ( 10 ) according to any one of claims 10 to 14 , wherein said or at least one of the stations ( 200 ) comprises fourth connection means ( 204 ), distinct from the third connection means ( 202 ) and mating the second connection means ( 112 ) of the vehicle connected to the second storage module ( 106 ) of the vehicle, capable of connecting said or one of the energy sources to the second storage module.

16 . The facility ( 10 ) according to any one of claims 10 to 15 , wherein said or at least one of the stations ( 200 ) is connected to an autonomous energy source ( 400 ) notably produced by photovoltaic panels.

17 . The facility ( 10 ) according to the preceding claim, wherein said station(s) also comprise(s) a fourth storage module ( 208 ) including at least one battery electrically connected to the autonomous energy source ( 400 ) in order to store the energy from this source and preferably connected to the fourth connection means of the station ( 204 ).

Assignees

• Blue Solutions

Inventors

• Jestin Jean-Jacques
• Sellin Christian
• Le Paven Yvon

Classifications

• B60L2210/10

  DC to DC converters · CPC title

• B60L2210/30

  AC to DC converters · CPC title

• Y02T90/14

  Plug-in electric vehicles · CPC title

• B60L53/20

  characterised by converters located in the vehicle · CPC title

• B60L53/22

  Constructional details or arrangements of charging converters specially adapted for charging electric vehicles · CPC title