Classifications

• • B—PERFORMING OPERATIONS; TRANSPORTING
  • B60—VEHICLES IN GENERAL
  • B60S—SERVICING, CLEANING, REPAIRING, SUPPORTING, LIFTING, OR MANOEUVRING OF VEHICLES, NOT OTHERWISE PROVIDED FOR
  • B60S5/00—Servicing, maintaining, repairing, or refitting of vehicles
  • B60S5/06—Supplying batteries to, or removing batteries from, vehicles
• • B—PERFORMING OPERATIONS; TRANSPORTING
  • B60—VEHICLES IN GENERAL
  • B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
  • B60K1/00—Arrangement or mounting of electrical propulsion units
  • B60K1/04—Arrangement or mounting of electrical propulsion units of the electric storage means for propulsion
• • B—PERFORMING OPERATIONS; TRANSPORTING
  • B60—VEHICLES IN GENERAL
  • B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
  • B60L50/00—Electric propulsion with power supplied within the vehicle
  • B60L50/50—Electric propulsion with power supplied within the vehicle using propulsion power supplied by batteries or fuel cells
  • B60L50/60—Electric propulsion with power supplied within the vehicle using propulsion power supplied by batteries or fuel cells using power supplied by batteries
  • B60L50/66—Arrangements of batteries
• • B—PERFORMING OPERATIONS; TRANSPORTING
  • B60—VEHICLES IN GENERAL
  • B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
  • B60L53/00—Methods of charging batteries, specially adapted for electric vehicles; Charging stations or on-board charging equipment therefor; Exchange of energy storage elements in electric vehicles
  • B60L53/80—Exchanging energy storage elements, e.g. removable batteries
• • B—PERFORMING OPERATIONS; TRANSPORTING
  • B60—VEHICLES IN GENERAL
  • B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
  • B60K1/00—Arrangement or mounting of electrical propulsion units
  • B60K2001/003—Arrangement or mounting of electrical propulsion units with means for cooling the electrical propulsion units
  • B60K2001/005—Arrangement or mounting of electrical propulsion units with means for cooling the electrical propulsion units the electric storage means
• • B—PERFORMING OPERATIONS; TRANSPORTING
  • B60—VEHICLES IN GENERAL
  • B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
  • B60K1/00—Arrangement or mounting of electrical propulsion units
  • B60K1/04—Arrangement or mounting of electrical propulsion units of the electric storage means for propulsion
  • B60K2001/0455—Removal or replacement of the energy storages
  • B60K2001/0472—Removal or replacement of the energy storages from below
• • B—PERFORMING OPERATIONS; TRANSPORTING
  • B60—VEHICLES IN GENERAL
  • B60Y—INDEXING SCHEME RELATING TO ASPECTS CROSS-CUTTING VEHICLE TECHNOLOGY
  • B60Y2200/00—Type of vehicle
  • B60Y2200/90—Vehicles comprising electric prime movers
  • B60Y2200/91—Electric vehicles
• • B—PERFORMING OPERATIONS; TRANSPORTING
  • B60—VEHICLES IN GENERAL
  • B60Y—INDEXING SCHEME RELATING TO ASPECTS CROSS-CUTTING VEHICLE TECHNOLOGY
  • B60Y2200/00—Type of vehicle
  • B60Y2200/90—Vehicles comprising electric prime movers
  • B60Y2200/92—Hybrid vehicles
• • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
  • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
  • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
  • Y02T10/00—Road transport of goods or passengers
  • Y02T10/60—Other road transportation technologies with climate change mitigation effect
  • Y02T10/70—Energy storage systems for electromobility, e.g. batteries
• • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
  • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
  • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
  • Y02T10/00—Road transport of goods or passengers
  • Y02T10/60—Other road transportation technologies with climate change mitigation effect
  • Y02T10/7072—Electromobility specific charging systems or methods for batteries, ultracapacitors, supercapacitors or double-layer capacitors
• • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
  • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
  • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
  • Y02T90/00—Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
  • Y02T90/10—Technologies relating to charging of electric vehicles
  • Y02T90/12—Electric charging stations
• • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
  • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
  • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
  • Y10T29/00—Metal working
  • Y10T29/49—Method of mechanical manufacture
  • Y10T29/49002—Electrical device making
  • Y10T29/49117—Conductor or circuit manufacturing

Definitions

• Automotive vehicle battery storage structure with locking mechanism for batteries in storage cells
• the invention relates to a method for installing and / or removing a power supply container from an electric motor drive motor of an electric or hybrid type of motor vehicle in / out of a storage cell of a storage structure of such energy containers. It also relates to an energy container storage structure, as well as a method and a station for exchanging such energy containers implementing this storage structure, and finally a method and a system for managing a storage container. fleet of electric or hybrid motor vehicles based on this energy container exchange solution.
• Certain motor vehicles such as electric or hybrid vehicles, comprise a power supply container for a power train type electric traction motor.
• battery will be used for simplification purposes, as broadly defined as any electrical power supply container of an electric drive motor of a vehicle. It may be interesting to exchange this battery when its energy level is low against a new charged battery. This can be done in an exchange station, such as a station similar to a service station for filling tanks associated with the engines.
• Document US2010 / 145717 discloses a station for exchanging electric batteries for supplying an electric motor for driving an electric vehicle and a method for performing such an exchange.
• the exchange station described comprises a lifting device provided with a means of locking and unlocking the battery on the vehicle.
• a difficulty for the implementation of such a battery exchange concept lies in the fact that there is a multitude of motor vehicles that can include batteries of different types, fixed in different ways on the motor vehicle. However, it is not economically feasible to multiply the mounting and dismounting systems of these different types of batteries or to set up a manual solution because of its cost and the weight of the batteries.
• the solution described in the document US2010 / 145717 does not respond satisfactorily to this problem of flexibility of the battery exchange solution due in particular to a lack of robustness.
• Stations carried out according to this principle therefore have an exchange zone and a storage area
• the object of the present invention is to provide a battery storage structure solution and battery installation and / or removal method in / out of this structure that can overcome the problems mentioned above.
• the invention proposes a simple, reliable and robust, flexible and universal solution while being economical.
• a first aspect of the invention relates to a method for installing and / or retrieving a power supply battery of an electric drive motor of a motor vehicle of electric or hybrid type in / out of a storage cell of a battery storage structure.
• This process is remarkable in that it comprises a step actuating a locking mechanism equipping the storage cell to vary it between a locked state immobilizing spatially inside the storage cell the battery with which it cooperates in a storage position and an unlocked state releasing spatially the battery from its storage position.
• This method makes it possible to have a flexible structure in which the conventional interfaces of the vehicle (locking, cooling and electrical connections) are reproduced in each cell by a simple adaptation of the locking mechanisms which equip the cells according to the batteries to be stored, to provide flexibility independent of the type of battery and makes the solution a universal. It makes it possible to dispense with the obligation to provide transport pallets for batteries between the exchange and storage areas. On the other hand, by eliminating the requirement of a frontal deposit of the batteries, the solution optimizes the volume of the station.
• the size of the storage cells is just optimized to the size of the batteries to be stored, eliminating any loss of space in the storage structure, these storage cells are positioned on either side of the exchange station, and , the passage path of the exchange area serves both the disassembly / vehicle mounting operation, but also the operation of removal / installation on storage cell.
• These storage cells are optionally equipped with a tilting system to allow the release of locking mechanisms / connectors and cooling interfaces from the storage structure, to allow the passage of the battery in its storage position no longer from below, but transversely.
• a second aspect of the invention relates to a battery storage structure for a motor vehicle electric drive motor of electric or hybrid type, comprising a plurality of storage cells each adapted to house a battery.
• This structure is remarkable in that each storage cell comprises a locking mechanism capable of varying between a locked state immobilizing spatially inside the storage cell the battery with which it cooperates in a storage position and an unlocked state releasing spatially the battery from its storage position.
• This structure makes it possible to reproduce a false vehicle, which makes it possible during storage and the charge of the battery to find a configuration identical to that on board the vehicle.
• the exchange means has the characteristic of being positioned under the load cell and locks the battery as it does in the vehicle.
• the invention also relates to a method and a station for exchanging a battery for supplying an electric drive motor of a motor vehicle of electric or hybrid type, which are remarkable in that they comprise a method of installation and method of removing a battery, and respectively a storage structure, as mentioned above.
• the invention also relates to a method and a system for managing a fleet of vehicles, which are remarkable in that they respectively comprise at least one battery exchange of fleet vehicles and a plurality of exchange stations such as mentioned above.
• FIG. 1 is a perspective view of an example of a storage structure
• FIGS. 2 to 4 respectively illustrate a locking and tilting mechanism, and connection and connection elements that equip a storage cell
• FIGS. 5 and 6 show an example of an actuating tool, a lifting device and a displacement element
• Figure 7 illustrates the elements of Figures 5 and 6, in a cooperative situation with the storage structure.
• FIG. 1 illustrates an example of a storage structure 10 according to one aspect of the invention, intended to receive energy containers adapted to supply power to an electric drive motor of an electric type motor vehicle. or hybrid.
• a battery 1 1 is for example visible in Figures 5 to 7.
• This storage structure 10 may for example belong to a battery exchange station, designed to remove a vehicle from a battery having a low level of electrical energy, to come to install in the structure 10 with a exchange means described later, which removes a new battery charged from a storage cell of the structure 10 and comes to mount it on the vehicle.
• the structure 10 can find application in any place requiring manipulation of interchangeable batteries, such as a car manufacturing plant, a car distribution network or after-sales, or even repair centers.
• the storage structure 10 comprises a plurality of storage cells 12 each capable of housing a battery January 1.
• the cells of storage 12 are for example organized in rows and columns. In the example of FIG. 1, the structure comprises three columns each comprising two superposed cells 12.
• the structure 10 comprises two rows superimposed each of three aligned cells 12.
• the cells 12 of the same row can be movable along this row. This possibility can even be provided so as to offer a degree of freedom of the cells 12 relative to each other.
• These arrangements make it possible, on the one hand, to propose a honeycomb structure 10 which can be modulated according to the types of battery, in particular according to their dimensions, and on the other hand to be able to position a battery to be removed from a cell. vis-à-vis the exchange means without necessarily having to move it, to improve the battery exchange cycle time.
• each storage cell 12 comprises a locking mechanism 13, visible singly in FIG. 2 for example, able to vary between a locked state immobilizing spatially inside the storage cell 12 the battery 1 1 with which it cooperates in a storage position and an unlocked state spatially releasing the battery 1 1 from its storage position.
• the installation of a battery January 1 in a storage cell 12 comprises a step of actuating the locking mechanism 13 fitted to the storage cell 12 to move it from the unlocked state to the locked state to spatially immobilize inside the storage cell 12 the battery with which it cooperates in its storage position.
• an actuating tool 14 visible in FIGS.
• the storage structure 10 can advantageously be configured to provide access from below the storage cells 12 so that the operation of the locking mechanism 13 of a given storage cell 12 can be performed from below the storage cell 12.
• the frame may be equipped with one or more tilting devices marked 16 in FIG.
• the m oye nd echange can be con fired so that the actuation step may include a simultaneous lifting of the actuating tool 14 and the battery.
• the actuating tool 14 can be sol idaire a hoist 1 5 and configured to support the battery out of the area of the storage cell 1 2, this lifting device 15 may moreover be mounted on a displacement element 17 configured to translate the lifting device 15 in at least one direction, or in two perpendicular directions X and Y in FIG. 6.
• the exchange means comprises at least the actuating tool 14, the lifting device 15 and the displacement element 17.
• the vertical lifting direction marked Z is conjointly perpendicular to the directions of movement X, Y of the lifting device 15.
• the direction Y corresponds to the direction of travel.
• the displacement element 17 may be equipped with a torsion bar configured to compensate for cantilever forces.
• the means can be equipped with a cable system combined with the torsion system and the control of the games in the system allowing a flexibility of the locking table in teta X and téta Y, to have a perfect coplanarity between the battery and the reception area on the vehicle.
• the direction X can be compared to the direction of movement of the lifting device 15, and therefore of the actuating tool 14, between the storage structure 10 and a mounting zone and / or Emitting batteries 1 1 about vehicles.
• the movement of the actuating tool 14 resulting from the combined operations of the lifting device 15 and the displacement element 17 has the effect of transferring the actuating tool 14 between the structure 10 and the vehicle mounting / dismounting area.
• the displacement element 17 may comprise a carriage ensuring the displacement in the X direction of a lifting table possibly movable in the Y direction relative to the carriage and including a member movable in the Z direction using, for example, pairs of forks. cable elevators constitutes the lifting device 15.
• the locking mechanism 13 of each storage cell 12 can be configured so that its actuation requires a constraint of the mechanism to obtain its disengagement then a rotation (for example 90 degrees) of at least one latch 21 (for example four in number) to obtain the lock and / or the unlocking the mechanism. It is also possible to provide that the actuating tool 14 is flexible in that it can be adjusted or changed to accommodate the different types of locking mechanisms that can include cells 12. Finally the means of exchange includes all the unrepresented actuators necessary for the operations of moving, lifting, actuating locking mechanisms.
• the method of removing a battery January 1 from a storage cell 1 2 of the storage structure 10 comprises the reverse stages of those described above for the installation of the battery.
• the removal of a battery January 1 from a storage cell 12 comprises a step of actuating the locking mechanism 13 fitted to the storage cell 12 to move it from the locked state immobilizing spatially in its storage position to the inside the storage cell 12 the battery 1 1 with which it cooperates, to the unlocked state releasing the battery 1 1 from its storage position.
• the battery 1 1 can be removed from the cell 12 by being deposited on the tool 14, which is then lowered by the lifting device 15, to then be able to transfer the assembly formed by the tool 14 and the battery 1 1 and supported by the tool 1 4, thanks to the exchange means (including the displacement element 17) to the mounting area of the battery on a vehicle.
• the exchange means comprises, in addition to the hardware means described above, software means allowing the hardware means to act in sequence to implement the described installation and / or removal method, in an automated, controlled and reliable.
• the software means may in particular comprise computer programs located on a central machine of the battery exchange station 1 1.
• a dedicated exchange station which comprises at least one storage structure 10 as mentioned above, it is possible to perform an exchange of a battery 1 1 for powering an engine electric drive of a motor vehicle of electric or hybrid type, by dismounting the discharged battery and coming to install it in the storage structure 10 in a manner described above, then removing a charged battery 1 1 of a cell 12 in a manner described above before transferring it and mounting it on the veh icule again.
• This exchange station may include in particular the exchange means described above.
• this battery exchange may therefore include a step of mounting and / or dismounting a battery on a vehicle in an area dedicated to these operations, this step comprising an actuation of a mechanism interlocking the vehicle to vary between a locked state fixing the battery on the vehicle and an unlocked state releasing the battery of the vehicle.
• This management of the motor vehicle fleet can also be organized using a fleet management system comprising a plurality of such exchange stations.
• Each storage cell 12 of the structure 10 may comprise connection elements 18 (FIG. 4) to an electric battery charging circuit and / or connection elements 19 (FIG. 3) to a battery cooling circuit.
• connection elements 18 FIG. 4
• connection elements 19 FIG. 3
• these arrangements make it possible to achieve an electric charge and a thermal cooling of the batteries occupying their storage positions thanks to the locking mechanisms 13.
• these cells 1 8 and 1 9 can advantageously respectively be identical to the connection elements to the battery electric charging circuit and / or the connection elements to the battery cooling circuit carried by the vehicles.
• the carriage makes it possible to position the battery, which eliminates the actuators necessary to make the connections.
• each of the actions 1 4 replenishes the main function of maneuver to lock and / or unlock a battery 1 1 in a storage position inside a storage cell 12 of a structure
• this tool 14 advantageously comprises a standard interface and comprises a certain number of standard and modular components in order to obtain a tool adapted to an intervention on all types of battery and all motor vehicles.
• Such an actuating tool 14 is also called by its English name "toolbox”.
• some storage cells 12 of the storage structure may be provided with locking mechanisms (not shown) adapted to vary between a locked state spatially immobilizing inside the storage cell in a storage position. actuating tool 14 with which it cooperates and not a battery, and an unlocked state spatially releasing the tool 14 from its storage position.
• the exchange means may comprise two separate lifting devices 15 each carrying an associated actuating tool 14.
• the exchange medium can therefore dismount a battery discharged on a vehicle with one of the two devices 15 while the other already has a battery charged to be mounted on the vehicle to replace the disassembled one. It suffices, for example, to provide a pivoting of a carriage of the displacement element 17, for example at an angle of 180 degrees, which further makes it possible to lower the exchange cycle time.
• the exchange means could have an inverted configuration between the X and Y axes, which would correspond to a storage no longer in the direction of the vehicle but perpendicular to that direction.
• Another battery management solution would consist of transporting each disassembled battery of a vehicle by being placed on a pallet, also called "lugette".
• the battery At the time of disassembly, the battery would be deposited on the lugette. Then the assembly formed by the battery and the lugette would be moved to the storage structure where this set would be installed in a storage cell. The assembly formed by the lugette and the battery that it supports would be deposited frontally in the storage cell until coming to rest on carrying elements constituting the lower part of this cell.
• the battery would always rest on the lugette, which would be intended to facilitate the subsequent manipulation of the battery.
• the main disadvantage of this solution lies in the need for large storage cells to be able to store the l ugette by the battery and the same, implying an equivalent loss of space concomitantly.
• the solution adopted does not have this disadvantage.

Applications Claiming Priority (2)

Publications (1)

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ID=46785756

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• 2011
  • 2011-08-02 FR FR1157091A patent/FR2978717B1/fr not_active Expired - Fee Related
• 2012
  • 2012-07-30 US US14/236,520 patent/US20140272510A1/en not_active Abandoned
  • 2012-07-30 KR KR1020147005380A patent/KR20140049041A/ko not_active Application Discontinuation
  • 2012-07-30 JP JP2014523369A patent/JP2014534550A/ja active Pending
  • 2012-07-30 EP EP12753767.8A patent/EP2739511A1/fr not_active Withdrawn
  • 2012-07-30 CN CN201280048426.3A patent/CN103842219B/zh not_active Expired - Fee Related
  • 2012-07-30 WO PCT/FR2012/051795 patent/WO2013017793A1/fr active Application Filing

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