EP2392041A1 - Module de batterie - Google Patents

Module de batterie

Info

Publication number
EP2392041A1
EP2392041A1 EP10702419A EP10702419A EP2392041A1 EP 2392041 A1 EP2392041 A1 EP 2392041A1 EP 10702419 A EP10702419 A EP 10702419A EP 10702419 A EP10702419 A EP 10702419A EP 2392041 A1 EP2392041 A1 EP 2392041A1
Authority
EP
European Patent Office
Prior art keywords
battery module
contacting
module according
terminals
battery
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Withdrawn
Application number
EP10702419A
Other languages
German (de)
English (en)
Inventor
Walter Lachenmeier
Tim Schaefer
Andreas Gutsch
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Li Tec Battery GmbH
Original Assignee
Li Tec Battery GmbH
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Li Tec Battery GmbH filed Critical Li Tec Battery GmbH
Publication of EP2392041A1 publication Critical patent/EP2392041A1/fr
Withdrawn legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
    • H01M50/20—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders
    • H01M50/258—Modular batteries; Casings provided with means for assembling
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
    • H01M50/50—Current conducting connections for cells or batteries
    • H01M50/502—Interconnectors for connecting terminals of adjacent batteries; Interconnectors for connecting cells outside a battery casing
    • H01M50/509—Interconnectors for connecting terminals of adjacent batteries; Interconnectors for connecting cells outside a battery casing characterised by the type of connection, e.g. mixed connections
    • 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
    • B60L3/00—Electric devices on electrically-propelled vehicles for safety purposes; Monitoring operating variables, e.g. speed, deceleration or energy consumption
    • B60L3/0023—Detecting, eliminating, remedying or compensating for drive train abnormalities, e.g. failures within the drive train
    • B60L3/0046—Detecting, eliminating, remedying or compensating for drive train abnormalities, e.g. failures within the drive train relating to electric energy storage systems, e.g. batteries or capacitors
    • 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
    • B60L50/64—Constructional details of batteries specially adapted for electric vehicles
    • 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
    • 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
    • B60L58/00—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles
    • B60L58/10—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles for monitoring or controlling batteries
    • B60L58/18—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles for monitoring or controlling batteries of two or more battery modules
    • B60L58/19—Switching between serial connection and parallel connection of battery modules
    • 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
    • B60L58/00—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles
    • B60L58/10—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles for monitoring or controlling batteries
    • B60L58/18—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles for monitoring or controlling batteries of two or more battery modules
    • B60L58/21—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles for monitoring or controlling batteries of two or more battery modules having the same nominal voltage
    • 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
    • B60L58/00—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles
    • B60L58/10—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles for monitoring or controlling batteries
    • B60L58/24—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles for monitoring or controlling batteries for controlling the temperature of batteries
    • B60L58/26—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles for monitoring or controlling batteries for controlling the temperature of batteries by cooling
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00—Secondary cells; Manufacture thereof
    • H01M10/60—Heating or cooling; Temperature control
    • H01M10/62—Heating or cooling; Temperature control specially adapted for specific applications
    • H01M10/625—Vehicles
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00—Secondary cells; Manufacture thereof
    • H01M10/60—Heating or cooling; Temperature control
    • H01M10/65—Means for temperature control structurally associated with the cells
    • H01M10/655—Solid structures for heat exchange or heat conduction
    • H01M10/6551—Surfaces specially adapted for heat dissipation or radiation, e.g. fins or coatings
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00—Secondary cells; Manufacture thereof
    • H01M10/60—Heating or cooling; Temperature control
    • H01M10/65—Means for temperature control structurally associated with the cells
    • H01M10/655—Solid structures for heat exchange or heat conduction
    • H01M10/6554—Rods or plates
    • H01M10/6555—Rods or plates arranged between the cells
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00—Secondary cells; Manufacture thereof
    • H01M10/60—Heating or cooling; Temperature control
    • H01M10/65—Means for temperature control structurally associated with the cells
    • H01M10/656—Means for temperature control structurally associated with the cells characterised by the type of heat-exchange fluid
    • H01M10/6561—Gases
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00—Secondary cells; Manufacture thereof
    • H01M10/60—Heating or cooling; Temperature control
    • H01M10/65—Means for temperature control structurally associated with the cells
    • H01M10/656—Means for temperature control structurally associated with the cells characterised by the type of heat-exchange fluid
    • H01M10/6567—Liquids
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M2220/00—Batteries for particular applications
    • H01M2220/20—Batteries in motive systems, e.g. vehicle, ship, plane
    • 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
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02E60/10—Energy storage using 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
    • Y02T10/70—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
    • 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
    • Y02T90/14—Plug-in electric 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
    • 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
    • Y10T29/49616—Structural member making
    • Y10T29/49622—Vehicular structural member making

Definitions

  • the invention relates to a battery module.
  • battery modules are usually parts of a battery assembly comprising a plurality of battery modules and are used for power supply in particular of electrically driven vehicles.
  • a battery module comprises an electrical cell, which usually consists of a galvanic cell.
  • the battery module is used for primary batteries, ie non-rechargeable batteries, and for secondary batteries, ie rechargeable batteries.
  • an electric battery with a plurality of juxtaposed lying, parallel to each other arranged cells is known.
  • the electrical cells are connected to one another on both sides by electrical contact arrangements on which contact tracks are located.
  • a contact arrangement is designed as an insulating plate with contact tracks in the form of a printed circuit.
  • DE 103 18 587 B4 discloses a device for connecting electrical cells.
  • the device comprises a housing for receiving electrical cells and a female connector plate having a plurality of holes. Further, a connector plate is provided, which is provided with a plurality of projections. The projections are inserted into the holes of the female connector plate, the projections electrically connecting the electrical cells in a particular configuration.
  • the object of the present invention is to provide an improved battery module and an improved battery assembly.
  • a battery module comprising an electrical cell, a module housing which accommodates the electrical cell, two or more, in particular four or six contacting tion units, which are attached to the module housing, solved each of the contacting units each has at least two terminals.
  • the battery module can firstly be connected to an upstream battery module.
  • a further downstream battery module can be connected to the relevant battery module.
  • the contacting units of adjacent battery modules can be arranged on directly adjacent to each other.
  • a wiring that has to overcome a spatial distance can be omitted.
  • electrical cell are meant in particular primary and secondary batteries, but also fuel cells. Therefore, the term battery module also includes a module which accommodates one or more fuel cells.
  • Each contacting unit preferably has at least one positive pole connection and at least one negative pole connection.
  • the plus or minus pole connection of a first of at least two contacting units the complete connection of the battery module to an upstream battery module is made possible.
  • the positive pole connection and the negative pole connection of a further one of the at least two contacting units the battery module can be connected to a further battery module.
  • many battery modules can be arranged adjacent to each other.
  • the plus and Negative pole connections of the battery modules can be arranged spatially directly adjacent to each other, the electrical connection of the adjacent modules is simplified.
  • similar connections ie in each case positive pole connections or negative pole connections of adjacent battery modules, can be brought into contact with one another, which takes place in a parallel connection of the electrical cells.
  • non-identical connections for example the positive connection of one battery module and the negative pole connection of the other battery module, can also be connected to one another, which takes place in a series connection of electrical cells.
  • two contacting units are mounted opposite one another on an outer surface of the module housing.
  • the opposite arrangement causes the contact terminals of adjacent mutually aligned battery modules may overlap each other.
  • the battery modules can be arranged one after the other in a row.
  • the terminals of adjacent battery modules lie directly against each other, so that the terminals are in direct electrical contact with each other in contact.
  • the contact can be made by contact sleeves or contact pins, wherein a contact sleeve or a contact pin at the same time in terminals of both battery modules is seated.
  • the positive pole connections to the positive pole of the electrical cell and the negative pole terminals to the negative pole of the electrical cell in electrically conductive connection.
  • similar connections of a battery module are in electrically conductive connection with one another.
  • all similar connections of a battery module are in electrically conductive connection with one another. All Pluspolan say a battery module are the same.
  • All negative pole connections of a battery module are the same.
  • the positive pole connection is indirectly connected via the electrical cell in electrical connection with the negative pole conclusion, however, this indirect connection is not an electrically conductive connection in the sense of the above description.
  • connections of two contacting units are arranged opposite one another. This makes it possible for one terminal of an adjacent battery module to come into contact with and come into contact with a corresponding opposite terminal of another battery module. It is advantageous if each similar connections are arranged mirror-inverted on opposite outer surfaces. In order to assess whether the connections are arranged mirror-inverted on opposite outer surfaces, the respective outer surfaces on which the connections are arranged must always be viewed from the front.
  • opposing contacting units are arranged on different, mutually parallel outer surfaces.
  • several battery modules can be arranged in a row one behind the other. If the battery module has four or six contacting units, the contacting units are arranged on different, mutually parallel, outer surfaces.
  • further battery modules can also be arranged laterally on a battery module.
  • the battery module preferably has a cuboid shape.
  • the terminals of a first contacting unit can be arranged mirror-inverted to opposite terminals of a second contacting unit opposite the first contacting unit.
  • the connections are mirrored on opposite exterior are arranged surfaces, always the respective outer surface on which the terminals are arranged to look at the front.
  • a negative pole terminal of the first contacting unit is arranged opposite a negative pole terminal of the second contacting unit.
  • a positive pole connection of the first contacting unit is preferably arranged opposite a positive pole terminal of the second contacting unit.
  • a contacting unit has at least two positive pole connections and an opposite contacting unit has at least two negative pole connections, a positive pole connection of one of the contacting units being arranged opposite a negative pole connection of the opposing contacting unit.
  • the terminals may be formed such that opposite terminals of adjacent battery modules are connectable to each other by means of connecting means.
  • a connection preferably has a bore.
  • the connecting means may each be formed as contact sleeves, which are to bring in each case with at least one terminal in plug connection.
  • the bore may be formed as a threaded bore.
  • connection means can then be designed as contact pins, the each with at least one connection can be screwed.
  • the connection has a threaded bore.
  • a contact spring is preferably arranged, which can act on an inserted connecting means for a frictional connection with force.
  • the battery module is cuboid shaped. As a result, several battery modules can be easily brought together in a space-saving planar arrangement. Furthermore, a plurality of battery modules can be stacked.
  • the battery module preferably has a contacting unit on four outer surfaces. Further preferably, the battery module has a contacting unit on six outer surfaces. The provision of four or in particular six outer surfaces, each with a contacting unit, results in additional arrangement possibilities and thus greater variability in the design of battery arrangements which comprise a plurality of battery modules.
  • a terminal is disposed on an outer surface, the outer surface having a groove extending from the terminal to an outer surface adjacent the outer surface.
  • This allows access to the terminal from an outer surface other than the outer surface where the terminal in question is located.
  • the groove represents an access from the adjacent adjacent side surface, so that the two battery modules for the assembly of the connecting means no longer have to be moved relative to each other.
  • already mounted connection means can be removed again without the battery modules being relatively have to be moved to each other.
  • the groove is not smaller in cross section than a connecting means to be mounted or dismounted.
  • a chamfer between two outer surfaces is provided, on which the contacting unit is arranged. This chamfer allows a simplified mounting of the connecting means.
  • a plurality of projections is provided on at least one outer surface. These projections serve as spacers between the outer surfaces of two adjacent battery modules. The distance generated thereby creates space for a heat removal or a heat supply possibility.
  • the heat dissipation or the heat supply can be carried out via heat conducting plates or by flowable media, such as cooling or heat liquids or by air cooling.
  • the contacting units have freely attachable terminals, freely assignable terminals of different contacting units being electrically connected to one another. It is particularly advantageous if the contacting units have first freely assignable terminals and second freely assignable terminals, wherein the first freely assignable terminals of different contacting units are electrically connected to one another and wherein the second freely assignable terminals of different contacting units are electrically connected to one another.
  • the freely assignable connections expand the variety of possible applications, since the interconnection of the battery modules can be made more complex, without having to resort to external contact means such as cables or terminals.
  • sealing plugs which are designed or suitable for sealing connections of a contacting unit of a battery module of the type mentioned above.
  • a battery teriean Aunt comprising a plurality of battery modules according to the above-mentioned type, wherein terminals of adjacent battery modules are in electrically conductive connection with each other.
  • the object underlying the invention is further achieved by a method for assembling a motor vehicle, comprising the following method steps:
  • Indirect means that the battery modules are connected to the first battery module at least with the interposition of other battery modules.
  • FIG. 1 is a schematic representation of a battery module according to the invention perspective view
  • FIG. 3 shows the top view of two opposite outer surfaces of the battery module according to FIG. 1, comprising in each case the first and the second contacting unit according to FIG. 2;
  • FIG. 4 schematically shows a cross section through the battery module according to FIG. 1 according to the section line I-I;
  • FIG. 1 shows the top view of two opposite outer surfaces of the battery module according to FIG. 1, comprising in each case the first and the second contacting unit according to FIG. 2;
  • FIG. 4 schematically shows a cross section through the battery module according to FIG. 1 according to the section line I-I;
  • 5 shows a battery arrangement according to the invention comprising two battery modules according to the invention in parallel connection with a corresponding circuit diagram
  • 6 shows a battery arrangement according to the invention comprising two battery modules according to the invention in series connection with a corresponding circuit diagram
  • FIG. 7 shows a battery arrangement according to the invention comprising sixteen battery modules according to the invention in a combined series and parallel circuit with a corresponding circuit diagram
  • FIG. 8 shows an embodiment of a battery module according to the invention in detail a) in side view, b) in cross section; 9 shows two battery modules according to the invention according to the embodiment of FIG. 8; 10 shows two battery modules according to the invention with projections on one
  • FIG. 1 A schematically illustrated section of a vehicle engine compartment in which a battery assembly according to the invention is mounted a) in side view, b) in plan view.
  • FIG. 1 shows a battery module 1 according to the invention, which is delimited by a rectangular module housing 2.
  • the module housing has six outer surfaces 3.
  • the outer surfaces 3 are all square in shape, each with identical edge lengths, so that the battery module has a total of a cube shape.
  • each a contacting unit 4 is arranged at the six outer surfaces 3 at the six outer surfaces 3 each a contacting unit 4 is arranged.
  • a contacting unit 4 has a plurality of terminals 5, which constitute an interface of the battery module 1, as will be explained in more detail below.
  • the battery module 1 shown in FIG. 1 comprises a total of six contact units 4, wherein exactly one contacting unit 4 is arranged on each of the outer surfaces 3.
  • the contacting units, which are concealed in FIG. 1 by the battery module itself, are indicated by dashed lines.
  • FIG. 2 a shows the contacting element 4 i, which is arranged on the outer surface S 1 , which can be seen frontally in FIG.
  • FIG. 2b shows the contacting unit 4 2 , which is arranged on the rear side of the battery module 1 shown in FIG.
  • the contacting unit Ay has a total of five terminals 5, which, viewed from left to right, have the following specification: A positive pole connection, two negative pole connections, a first freely assignable connection A, a second freely assignable connection B.
  • the contacting unit 4 2 also has five connections , which have the following specifications from left to right.
  • a second freely assignable connection B a first freely assignable connection A, a positive pole connection, a negative pole connection, a positive pole connection.
  • the positive pole connections of the contacting units are each provided with a positive pole of the electrical cell 6 inserted in the battery module 1 electrically conductive connection.
  • the electrical cell 6 is indicated only schematically.
  • the negative pole connections of the contacting units are each in electrical connection with a negative pole of the electrical cell 6.
  • the freely assignable ports A and B are not connected to the electrical cell 6, but are interconnected only with similar connections.
  • the freely definable connection A of the contacting unit 4i is connected to the freely assignable connection A of the contacting unit 4 2 .
  • the same applies to the freely assignable terminal B of the contacting unit A ⁇ which is connected to the freely assignable terminal B of the contacting unit A 2 .
  • the freely assignable connections are also in electrically conductive connection with the respective similar connections of the remaining contacting units 4 3 to 4 6 .
  • the electric cell 6 is designed as a secondary battery.
  • the terminals of the first contacting unit 4i are arranged essentially mirror-inverted to the terminals of the contacting unit A 2 , with the exception of the central terminal.
  • This mirror-inverted arrangement is intended to ensure that, in particular, similar connections of adjacent battery modules, which abut one another, can be brought into contact with one another, which will be explained in more detail below.
  • the mirror-inverted arrangement always relates to respective opposite contacting units.
  • the outer surface 3i and the respective opposite outer surface 3 2 is shown as representative of all outer surfaces.
  • the contacting units 4 1 and 4 2 are arranged eccentrically. It can be seen that the contacting units are arranged substantially mirror-inverted on the respective outer surfaces 3i, Z 2 , the mirror reversal in each case taking place with respect to a fictitious mirror axis S, which runs centrally through the outer surfaces 3- ⁇ , 3 2 .
  • FIG. 4 shows a sectional illustration through the battery module 1 according to FIG. 1, wherein the terminals 5 of the contacting units 4 A 2 , 4 3 and 4 4 can be recognized.
  • the contacting units shown here are arranged within a common plane. Contacting units which are not opposite each other, can also be arranged in different levels without further ado.
  • the internal electrical cell 6 can be seen in FIG. By way of example, some electrical connections between the terminals with one another and with the electrical cell are shown. For example, it can be seen that the positive pole connection of the contacting unit 4 3 is connected to the positive pole connection of the electrical cell and the contacting unit 4 2 .
  • the positive pole connection of the contacting unit is also connected to the positive pole terminals of the remaining contacting units 4i, 4 4 , 4 5 and 4 6 of the battery module 1.
  • the freely assignable ports A are each interconnected.
  • the freely assignable connections B are all interconnected.
  • FIG. 5 shows a battery arrangement 10 which comprises a total of two battery modules 1, 1 '.
  • the battery modules are on each of two outer surfaces 3 A , 3 A 'together in Appendix.
  • the battery modules 1, 1 ' are flush with each other so that further outer surfaces 3 B , 3 B ' of the battery modules 1, 1 'are aligned with one another.
  • the pole shoes can NEN be configured either as a sleeve or as a bolt, and can be plugged or screwed into the respective port 5.
  • the respective pole piece 7 represents the plus or the minus pole of the battery assembly 10.
  • connection sleeve 8 represents the electrically conductive connection between the positive pole connection of the contacting unit 4 2 of the first battery module 1 and the positive pole connection of the contacting unit 4-1 'of the second battery module 1'.
  • FIG. 6 shows the battery arrangement 10 from FIG. 5 with a different connection. Only the differences from the interconnection according to FIG. 5 will be discussed. Otherwise, the arrangements shown match.
  • the pole piece T is plugged into the freely assignable terminal B on the first battery module 1.
  • the freely assignable connections B of the contacting units 4 2 of the first battery module 1 and 4i 'of the second battery module 1' are connected to one another by means of a connecting sleeve 8.
  • the middle terminals of the contacting unit 4 2 of the first battery module 1 and of the contacting unit 4 / of the second battery module 1 ' are connected to one another.
  • the negative terminal of the second battery module 1 ' is connected to the positive terminal of the first battery module 1.
  • the positive pole connection of the second contacting unit 4 2 'of the second battery module 1' is connected directly to the freely assignable connection B of the connector by means of a U-connector 9. Takt iststechnik 4 2 'of the second battery module 1' connected.
  • the positive pole piece T is directly in electrically conductive connection with the positive pole connection of the second contacting unit 4 2 'of the second battery module 1'. This results in a series connection of the two battery modules 1, 1 'as can be seen from the schematic diagram below.
  • FIG. 7 shows a further battery arrangement 10 'comprising a total of sixteen battery modules 1.
  • the battery modules 1 are combined in total into two groups 11 - 1 , 11 2 , each consisting of eight battery modules 1. All positive pole connections and all negative pole connections of all battery modules 1 of a group 11 1 , 11 2 are in each case at least indirectly in electrically conductive connection via connecting sleeves 8.
  • Via a further connection sleeve 8 ' is a positive terminal of a battery module I 1 of a group H 1 with the negative terminal of a battery module 1 2 of the other group 11 2 in e-lektrisch conductive connection.
  • a negative pole shoe 7 " is connected to a negative terminal of a battery module I 1 of a group H 1.
  • a positive pole shoe T is in electrically conductive connection with the positive pole terminal of a battery module 1 2 of the other group 11 2 freely assignable terminal A in the same contacting unit 4 on which the negative pole piece T is also arranged so that the contacting of the entire battery assembly 10 takes place from the outside on a single contacting unit
  • connecting sleeves 8 "are provided which electrically connect adjacent battery modules I 1 , 1 2 to each other at their freely assignable terminals A.
  • a U-plug 9 is provided between the positive terminal and the freely assignable terminal A to bring the Pluspolan say all battery modules 1 2 of the second group 11 2 in electrically conductive connection to the freely assignable terminal A.
  • connection sleeves 8 'and 8 " which produce the electrically conductive connection between the two groups 11, 11', can then also be attached to contacting units on cover surfaces or bottom surfaces of battery modules.
  • a gap 12 is provided between two groups H 1 , 11 2 of battery modules I 1 , 1 2 .
  • This space 12 is used for heat dissipation or heat.
  • a heat conducting plate 13 is arranged in the intermediate space 12.
  • a heat-conducting medium in particular a thermally conductive gas or a heat-conducting liquid, may also be arranged in the intermediate space 12 or flow through the intermediate space.
  • FIG. 8 shows the connections 5 of a contacting unit 4 of a battery module 1 in detail.
  • FIG. 8b shows a sectional view according to the section line II-II from FIG. 8a.
  • the contacting unit 4 is arranged on a first outer surface S 1 of the battery module 1.
  • the contacting unit 4 is arranged at an edge region of the outer surface 3- ⁇ , ie it is located in the vicinity of an edge of the cubic-shaped battery module in this case 1.
  • the terminals 5 are designed in the form of a respective bore 15.
  • a groove 14 connects a bore 15 with a further outer surface 3 3 of the module housing 2.
  • the groove 14 extends perpendicular to a drilling axis B of the bore 15.
  • the length of the groove viewed in the longitudinal direction to the drilling axis B, substantially corresponds to half a length of a connecting sleeve 8, which is used to connect two adjacent terminals 5.
  • the groove is slightly longer than half the length of the connecting sleeve 8, so that an easier mounting of the contact sleeve is made possible.
  • FIG. 8b Recognize representation according to Figure 8b.
  • Two terminals 5, 5 'of the two battery modules 1, 1' abut each other. Only for a clearer illustration, the two surfaces 3- ⁇ , 3 2 1 are shown with a small distance from each other.
  • a connecting sleeve 8 can now be introduced into the bores 15 through the grooves 14 of the battery modules. As a result, even a mounting of the connecting sleeve is possible if both battery modules 1, 1 'and the respective terminals 5, 5' are already in contact with each other.
  • the battery module 1 has a chamfer 16, which is arranged in the boundary region between the two outer surfaces 3i, 3 3 , as can be seen in particular from Figure 8 b. This chamfer provides improved access to the terminals, for example by an external tool.
  • FIG. 10 shows the outer surface S 1 of a battery module 1 in an advantageous embodiment.
  • the outer surface 3i has a plurality of projections 17 projecting outwardly from the outer surface S 1 .
  • the projections 17 serve as spacers to a further battery module to be arranged adjacently. The thus generated distance between two battery modules allows for improved heat dissipation and feed.
  • the projections themselves can be used as cooling ribs. serve pen.
  • the surface 3 2 ' is shown with a small distance to the projections 17.
  • the battery modules according to the invention can be used for battery arrangements of various configurations.
  • the battery modules can be mounted in a wide variety of geometric arrangements.
  • the usual bulky block form of conventional battery units is dissolved and replaced by a flexible modular system, which allows utilization of small winding installation spaces in the vehicle, as shown in FIG 11 is shown.
  • FIG. 11 schematically shows a detail of an engine compartment 19 from a motor vehicle.
  • the components 18 may be any of a number of types of components disposed in an engine compartment, such as those shown in FIGS. Units, body parts, hose connections or cables.
  • the continuing development of automobiles means that new components are always introduced into the engine compartment or that the existing components sometimes require an increased amount of space.
  • This development is in tense relationship with the fact that the exterior dimensions of the vehicle must not exceed a certain maximum and the passenger compartment should be designed as large as possible. Among other things, this means that the space required in the engine compartment of a vehicle is tight.
  • a plurality of battery modules 1 can now be seen, which are lined up in a seemingly arbitrary manner.
  • the available space between the components 18 is optimally utilized with the battery modules 1.
  • the battery assembly which is formed from the plurality of battery modules 1, only be assembled during the final assembly of the vehicle from the individual battery modules 1.
  • the individual components 18 are mounted in the engine compartment 19.
  • the battery modules 1 are arranged around the components 18 around and joined together.
  • at least a first battery module 1 is fixedly mounted in the engine compartment 19, wherein it is attached to a structural unit of the vehicle or to a component, which is preferably already firmly connected to the vehicle.
  • further battery modules 1 are mounted and at least indirectly connected to the first battery module.

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Transportation (AREA)
  • Sustainable Development (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Sustainable Energy (AREA)
  • General Chemical & Material Sciences (AREA)
  • Electrochemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Chemical & Material Sciences (AREA)
  • Battery Mounting, Suspending (AREA)
  • Connection Of Batteries Or Terminals (AREA)

Abstract

L'invention concerne un module de batterie (1) comprenant une cellule électrique (6), un boîtier de module (2) qui reçoit la cellule électrique (6), deux ou plus de deux, notamment quatre ou six unités de contact (4) qui sont appliquées sur le boîtier de module (2), chacune des unités de contact (4) présentant respectivement au moins deux bornes (5).
EP10702419A 2009-01-28 2010-01-21 Module de batterie Withdrawn EP2392041A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE200910006465 DE102009006465A1 (de) 2009-01-28 2009-01-28 Batteriemodul
PCT/EP2010/000355 WO2010086119A1 (fr) 2009-01-28 2010-01-21 Module de batterie

Publications (1)

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EP2392041A1 true EP2392041A1 (fr) 2011-12-07

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EP10702419A Withdrawn EP2392041A1 (fr) 2009-01-28 2010-01-21 Module de batterie

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US (1) US20120171552A1 (fr)
EP (1) EP2392041A1 (fr)
JP (1) JP2012516526A (fr)
KR (1) KR20110110848A (fr)
CN (1) CN102301505A (fr)
BR (1) BRPI1007547A2 (fr)
DE (1) DE102009006465A1 (fr)
IN (1) IN2011KN03543A (fr)
WO (1) WO2010086119A1 (fr)

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FR2963591B1 (fr) * 2010-08-06 2014-02-28 E4V Pack de batteries electriques et engin motorise comportant au moins un tel pack de batteries
DE102011101022A1 (de) * 2011-05-10 2012-11-15 Volkswagen Aktiengesellschaft Batteriepaket, Anordnung zur Halterung und Verfahren zur Herstellung eines Batteriepakets
DE102013013408B4 (de) 2013-08-07 2017-05-18 Futavis GmbH Sicheres generisches modulares Batteriesystem und Herstellungsverfahren
DE102013224845B3 (de) * 2013-12-04 2015-02-12 Volkswagen Aktiengesellschaft Batterieeinheit und Bordnetz mit einer Batterieeinheit
DE102015220196A1 (de) * 2015-10-16 2017-04-20 VW-VM Forschungsgesellschaft mbH & Co. KG Zellmodul zur Speicherung elektrischer Energie, Batterie und Gehäuse
DE102016204681A1 (de) * 2016-03-22 2017-09-28 Robert Bosch Gmbh Batterie und Verfahren zur Herstellung einer Batterie
KR102172518B1 (ko) 2017-05-08 2020-10-30 주식회사 엘지화학 배터리 셀, 배터리 모듈, 이를 포함하는 배터리 팩 및 자동차
DE102018124364A1 (de) * 2018-10-02 2020-04-02 Volkswagen Aktiengesellschaft Kontaktierung und Verschaltung von Batteriemodulen
US10870341B2 (en) * 2019-01-28 2020-12-22 National Taiwan Normal University Electric vehicle and chassis thereof
WO2020259826A1 (fr) * 2019-06-26 2020-12-30 Volvo Truck Corporation Unité de batterie
WO2021071412A1 (fr) * 2019-10-08 2021-04-15 Sten Corfitsen Véhicule électrique ayant un système de batterie modulaire
KR102306246B1 (ko) 2019-10-23 2021-09-29 주식회사 딕슨 전극 변환이 용이한 배터리 모듈
US11766929B1 (en) * 2019-10-30 2023-09-26 Louis Decuzzi Drive system for all-terrain vehicle (ATV)

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Also Published As

Publication number Publication date
JP2012516526A (ja) 2012-07-19
WO2010086119A1 (fr) 2010-08-05
BRPI1007547A2 (pt) 2016-02-16
KR20110110848A (ko) 2011-10-07
DE102009006465A1 (de) 2010-07-29
CN102301505A (zh) 2011-12-28
US20120171552A1 (en) 2012-07-05
IN2011KN03543A (fr) 2015-07-10

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