WO2021245112A1 - Système de batterie permettant un agencement modulaire de modules de batterie - Google Patents

Système de batterie permettant un agencement modulaire de modules de batterie Download PDF

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Publication number
WO2021245112A1
WO2021245112A1 PCT/EP2021/064731 EP2021064731W WO2021245112A1 WO 2021245112 A1 WO2021245112 A1 WO 2021245112A1 EP 2021064731 W EP2021064731 W EP 2021064731W WO 2021245112 A1 WO2021245112 A1 WO 2021245112A1
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WO
WIPO (PCT)
Prior art keywords
contact
battery module
battery
housing
battery modules
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.)
Ceased
Application number
PCT/EP2021/064731
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German (de)
English (en)
Inventor
Jens Andresen
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.)
Phoenix Contact GmbH and Co KG
Original Assignee
Phoenix Contact GmbH and Co KG
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 Phoenix Contact GmbH and Co KG filed Critical Phoenix Contact GmbH and Co KG
Publication of WO2021245112A1 publication Critical patent/WO2021245112A1/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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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
    • H01M50/204—Racks, modules or packs for multiple batteries or multiple cells
    • 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
    • H01M50/20—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders
    • H01M50/269—Mechanical means for varying the arrangement of batteries or cells for different uses, e.g. for changing the number of batteries or for switching between series and parallel wiring
    • 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
    • H01M50/543—Terminals
    • 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
    • H01M50/543—Terminals
    • H01M50/547—Terminals characterised by the disposition of the terminals on the cells
    • H01M50/548—Terminals characterised by the disposition of the terminals on the cells on opposite sides of the cell
    • 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
    • H01M50/543—Terminals
    • H01M50/552—Terminals characterised by their shape
    • 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
    • H01M50/543—Terminals
    • H01M50/564—Terminals characterised by their manufacturing process
    • H01M50/567—Terminals characterised by their manufacturing process by fixing means, e.g. screws, rivets or bolts
    • 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

Definitions

  • the invention relates to a battery system for the modular arrangement of battery modules and a battery module.
  • electrochemical battery cells are used in battery modules.
  • battery modules are used in a variety of battery systems for centralized and decentralized power supplies, for example in connection with photovoltaic systems, in means of transport, such as in cars, airplanes, boats, or in a variety of other portable electrical or electronic devices, such as in cell phones or in computers.
  • the battery systems can also be designed as so-called battery packs or accumulator packs and can be used to supply power to the devices described above.
  • the battery systems are usually made up of several battery modules electrically connected in series and / or in parallel, which in turn are made up of several battery cells.
  • the operating voltage is usually in the low-voltage range between 12, 24 and 48 volts DC.
  • an inverter can convert the DC voltage into an AC voltage, for example 230 volts, 50 Hz.
  • the operating voltage is usually in the low-voltage range.
  • WO 2018/059267 A1 describes a battery system that can be built up using several battery modules arranged one above the other. The power lines of a battery module are led out of this in order to be able to be electrically connected to the neighboring modules.
  • EP 3 288 353 A2 describes a battery system for the modular arrangement of battery modules in a battery module stack.
  • the contacts of the individual battery modules are arranged on a housing top and a housing bottom and can be connected to one another via connection modules if the battery modules are arranged in the battery module stack.
  • WO 2010/124562 A1, WO 2008/144994 A1, US 5,737,189 A, EP 2 612 386 B1 and US 2001/026306 A1 describe arrangements of battery modules and their Interconnection by means of connecting elements such as ribbons, rails, bridges, cables, etc.
  • the individual battery modules are often stacked on top of one another and are self-supporting, or the battery modules are placed in racks that were specially made for the battery modules and are also often referred to as racks. Since there have been no generally binding regulations or standards for the arrangement of battery modules so far, numerous designs have emerged in which battery modules are arranged and interconnected with more or less effort, as is described, for example, in the aforementioned prior art. However, the arrangement and interconnection of battery modules often requires a high level of assembly effort. Also, many add-on parts are often required for assembly, which stand in the way of inexpensive assembly. Furthermore, the interconnection options for the battery modules are limited in the battery systems known from the prior art.
  • the object of the present invention is to provide an improved battery system with battery modules that are easy to arrange and interconnect with one another.
  • a battery system for the modular arrangement of battery modules comprising: a plurality of battery modules, the plurality having at least a first battery module and a second battery module, which are adapted to be arranged next to one another in a battery module arrangement, the first battery module and the second
  • Battery modules each have a housing with a first through contact and a second through contact, wherein the first through contact and the second through contact are each arranged on an upper side and on a lower side of the respective housing; and wherein in a first configuration the first through contact of the first
  • the battery module is adapted to the first through contact of the second battery module and the second through contact of the first battery module is adapted to be connectable to the second through contact of the second battery module, and In a second configuration, the first through contact of the first battery module is adapted to be connectable to the second through contact of the second battery module and the second through contact of the first battery module can be isolated from the first through contact of the second battery module.
  • the battery system can also be understood as an arrangement of two or more battery modules and have at least two battery modules, which can be configured similarly or identically.
  • the battery system can have a multiplicity of similar or identically configured battery modules.
  • the battery system can have add-on parts for arranging the battery modules and have connection contacts that are connected to the through contacts of the battery modules.
  • the term “arrangement next to one another” can be understood to mean an arrangement of the battery modules on top of one another in a battery module stack.
  • the battery modules can also be arranged next to one another.
  • the battery modules used can be designed in a similar or identical manner, for example have similar or identical housings, or have similar or identical features, for the modular arrangement of the housings.
  • the housing heights can differ from one another as a function of the number of battery cells located in the housings.
  • the term “battery cell” can be used here to denote a “galvanic cell”.
  • the galvanic cell can be a single primary or secondary cell that can serve as a store for electrical energy on an electrochemical basis.
  • the housings of the battery modules used can, for example, have a rectangular design in order to be easily stackable with optimal use of the available installation space.
  • the housings can also be designed differently, depending on the installation space available.
  • the housings can also be cylindrical or polygonal, for example with more than four corners, or be designed as a mixed form with curves and corners.
  • the term “through contact” can be used here to denote a contact of the battery module, for example a positive pole or a negative pole of the battery cells arranged and interconnected in the battery module.
  • the through contacts are on the top and bottom of the housing arranged.
  • the through contacts can be rail-shaped and run straight through the housing at a right angle to the top and bottom of the housing and each have a contact area of the through contacts, which can also be referred to as a contact section or contact surface, on an opposite housing surface on the top and the Be arranged underside.
  • the contact areas of a contact section can be arranged on the upper side and the lower side at the same distance from the respective housing sides on the opposite surfaces on the surfaces.
  • the contact areas can be designed in the shape of a disk and embedded in the surfaces of the housing and / or protrude at least in areas over the surfaces.
  • the contact areas can be designed as contact springs in order to enable reliable electrical contact.
  • the battery modules can be arranged or stacked directly on top of one another, so that the sides of the housing of the battery modules are in alignment with one another.
  • the battery modules can be arranged accordingly in a frame or in a stand, or they can be arranged directly on top of one another without a stand or frame.
  • the first through contact of the first battery module is adapted to be connectable to the first through contact of the second battery module and the second through contact of the first battery module is adapted to be connectable to the second through contact of the second battery module.
  • the respective first through contacts and the respective second through contacts can connect to one another in order to thereby enable the battery modules arranged in this way to be connected in parallel.
  • further battery modules can also be arranged with the first and second battery modules, for example stacked, in the first configuration, the first through contacts of the battery modules being connectable to one another and the second through contacts of the battery modules being connectable to one another.
  • the first through contact of the first battery module is adapted to be connectable to the second through contact of the second battery module and the second through contact of the first battery module is adapted to be isolatable from the first through contact of the second battery module.
  • the second configuration can differ from the first configuration, for example, in that the battery modules used can be arranged alternately rotated by 180 ° horizontally in order to enable the battery modules arranged in this way to be connected in series.
  • the first through contact can be connected to the second through contact by arranging the battery modules on top of one another, for example.
  • the first through contact of one battery module can be arranged above the second through contact of another battery module.
  • the second through contact of the first battery module can be isolated from the first through contact of the second battery module.
  • isolated or “isolated” can be used here to describe that the second through contact of the first battery module is not electrically connected to the first through contact of the second battery module, or can be galvanically isolated from the first through contact of the second battery module .
  • further battery modules can also be arranged with the first and second battery modules, for example stacked, with a first and a second through contact, or a second and a first through contact, of two battery modules being connectable to one another and at the same time the associated second and first through contacts or first and second through contacts can be isolated from one another.
  • the plurality of battery modules used can be arranged alternately rotated by 180 ° horizontally in order to enable the battery modules arranged in this way to be connected in series.
  • an asymmetrical arrangement can be understood to mean an arrangement of the first and second through contacts or the contact areas of the through contacts with respect to a center line.
  • the center line can be a median line in the surface of the top and bottom of the housing.
  • the first and second through contacts or the contact areas of the through contacts can be arranged without overlapping from the center line.
  • the second through contact of the battery modules can also have at least one further contact area on the top or the bottom, which is arranged in an electrically conductive manner with the contact area and adjacent to the contact area.
  • the second through contact of the battery modules on the top or the bottom can also have an enlarged contact area, which is arranged on the top or the bottom, for connecting the first through contact of the first battery module to the second through contact of the second battery module in the second configuration.
  • enlarged contact area can be understood to mean a contact area with which electrical contact can be established over a larger area than, for example, with the contact area of the first through contact.
  • the first through contact of the battery modules has contact areas that are electrically conductively connected to one another and arranged opposite one another on the upper side and the lower side of the housing.
  • the contact areas of the first through contact can each be arranged at the same distance from the housing sides on the opposite surfaces of the housing one below the other, so that if similarly configured battery modules are arranged next to one another, for example stacked on top of one another, the contact areas of the first through contact are connected to one another.
  • the second through contact of the battery modules has electrically conductively connected contact areas arranged opposite one another on the top and the bottom, and at least one further contact area electrically conductive with the contact area of the second through contact and adjacent to it on the top or the bottom the contact area of the second through contact is arranged, or an enlarged contact area of the second through contact is arranged on the top or the bottom.
  • the further contact area of the second through contact on the upper side or the lower side can lie opposite the contact area with respect to the center line and can be at the same distance from the center line as the contact area.
  • an enlarged contact area is arranged on the top or the bottom, for connecting the first through contact of the first battery module to the second through contact of the second battery module in the second configuration.
  • the enlarged contact area can extend across the center line.
  • first through contact and the second through contact are arranged symmetrically about a common center, and are preferably each arranged in a region of the side surfaces of the housing.
  • the through contacts can advantageously each be arranged on the side surfaces, which can also be referred to as the sides of the housing. Such an arrangement enables the battery modules to be stacked more easily on top of one another.
  • the through contacts can also be arranged in other areas of the housing.
  • the through contacts of a battery module can be arranged around a center of the housing on any housing side in order to enable the battery modules to be arranged one above the other, next to one another or one behind the other.
  • the first through contact and the second through contact are spaced from the center line with respect to a center line, in particular a center perpendicular, through the surfaces of the top and bottom of the housing and are arranged without overlapping.
  • a center line in particular a center perpendicular
  • an asymmetrical arrangement of the first and second through contacts, or the contact areas on the through contacts, which are arranged on the opposite housing surfaces on the top and bottom, enables such an arrangement in the first and second configurations.
  • the asymmetrical arrangement can be made possible by the spaced apart and overlap-free arrangement from the center line.
  • the battery modules with the respective first and second through contacts are arranged one above the other in the first configuration and the battery modules are arranged one above the other horizontally rotated relative to one another in the second configuration.
  • the battery modules can advantageously be electrically connected to one another in a parallel or series circuit merely by specifically aligning the battery modules one above the other.
  • the battery modules, with their first and second through contacts aligned in the same way can be stacked on top of one another.
  • the battery modules, with their first and second through contacts each horizontally rotated with respect to one another, aligned alternately, and stacked on top of one another.
  • the battery modules are arranged one above the other rotated horizontally by 180 ° relative to one another.
  • mixed forms of a series and parallel connection can be implemented in examples. For example, several modules can be connected in series, which can then be connected in parallel with other modules.
  • At least one of the through contacts has at least one flat contact, in particular an impact-protected flat contact, a spring-loaded contact, or a plug contact, the flat contact being adapted by sliding at least two battery modules into one another and / or one against the other to a corresponding flat contact on a corresponding battery module to contact electrically.
  • a flat contact, a spring-loaded contact, or a plug contact can advantageously be arranged on the contact areas of the through contacts or otherwise electrically connected to the through contacts. This enables suitable contacting of the battery modules for a large number of possible applications be made possible. For example, in applications in which vibrations occur, spring-loaded contacts can be used to enable vibration-resistant contact. Reliable electrical contacting can also be made possible by an arrangement by means of corresponding plug-in contacts. Further advantageously, battery modules with the flat contacts described above can be designed to be hot-pluggable so that they can be interchanged with one another by being pushed into one another and / or one against the other, even during ongoing operation. As a result, assembly can also be facilitated and reliable electrical contacting can be made possible.
  • corresponding connecting elements are arranged on the respective upper and lower sides of the housing, in particular corresponding connecting elements of a tongue and groove connection, for fixing at least two housings to one another, or for sliding at least two housings into one another.
  • the housings of at least two battery modules from the plurality of battery modules have different geometries, in particular different heights, widths and / or depths.
  • the geometries of the housings can differ from one another as a function of the number of battery cells arranged in the housings. For example, battery storage units with different sizes or storage volumes can thus be connected to one another.
  • the battery modules each have a first signal contact and a second signal contact on the upper side and on the lower side of the respective housing.
  • the signal contacts can advantageously be constructed and arranged in the same way as the through contacts already described above.
  • signals for a battery management system can be sent between the battery modules.
  • the first through contact and the second through contact are designed as plus and minus poles of at least one battery module from the plurality of battery modules.
  • the battery system has a third battery module, wherein in the first configuration the first through contact of the third battery module is adapted to be connectable to the first through contact of the first and / or second battery module and the second through contact of the third battery module is adapted to the second To be connectable through contact of the first and / or second battery module, and in a second configuration the first through contact of the third battery module is adapted to be isolated from the second through contact of the second battery module and the second through contact of the third battery module is adapted to the first through contact of the second Battery module to be connectable.
  • more than two battery modules can also be arranged and connected in the battery system.
  • the battery system has at least one battery management module.
  • the battery management module can have through and / or signal contacts for modular arrangement with at least one battery module in the battery module arrangement.
  • the battery management module can be responsible for the management of the battery modules connected in the battery module arrangement with regard to charging and discharging and safety as well as for the power output of the connected battery modules.
  • the invention also relates to a battery module for modular arrangement in a battery system, in particular in a battery system described herein, comprising: a housing with a first through contact and a second through contact, the first through contact and the second through contact each on an upper side and on one Underside of the housing are arranged, and wherein the first through contact and the second through contact with respect to a center line, in particular a center perpendicular, are spaced apart by the surface of the top and bottom of the housing and are arranged without overlapping from the center line.
  • the first through contact has contact areas which are arranged opposite one another and are electrically conductively connected to one another on the upper side and the lower side of the housing; and the second through contact has on the top and the bottom opposite, electrically conductively connected contact areas, and wherein on the top or the bottom at least one further contact area electrically conductive with the contact area of the second through contact and adjacent to the contact area of the second Through contact is arranged, or an enlarged contact area of the second through contact is arranged on the top or the bottom.
  • FIG. 2 is a schematic view of a battery module according to a
  • FIG. 3 shows a schematic view of a battery system with battery modules connected in parallel according to an embodiment
  • FIG. 4 shows a schematic view of a battery system with battery modules connected in series according to an embodiment
  • FIG. 5 shows a schematic view of a battery system with battery modules connected in series according to further embodiments.
  • FIGS. 1A and 1B show schematic views of battery systems 101 known from the prior art.
  • FIG. 1A shows a schematic view of an arrangement of battery modules 103A-103C connected in parallel.
  • FIG. 1B shows an arrangement of battery modules 103A-103C connected in series.
  • the battery modules 103A-103C are stacked on top of one another and the contacts of the battery modules 103A-103C, which are shown as positive pole + and negative pole -, are located on the individual battery modules 103A-103C when viewed from the front.
  • the plus poles + and / or minus poles - shown in the prior art are connected to one another with connecting elements such as bands, rails, bridges, or cables.
  • the connecting elements are shown by way of example in FIGS. 1A and 1B by lines between the poles +/-.
  • FIG. 2 shows a schematic view of a battery module 3A according to one embodiment.
  • first through contact 7A is designed as a positive pole + and the second through contact 7B is designed as a negative pole.
  • the first through contact 7A and the second through contact 7B are each arranged on an upper side 9A and on a lower side 9B of the housing 5. Furthermore, it is shown in Figure 2 that the first through contact 7A and the second through contact 7B with respect to a center line, which is shown as a dashed line in Figure 2 and runs through the surface of the upper side 9A and the lower side 9B of the housing 5, spaced apart and without overlapping the center line are arranged opposite one another.
  • the first through contact 7A is arranged on the top side 9A and the bottom side 9B of the housing 5 opposite one another and has contact areas 11A, 11B connected to one another in an electrically conductive manner.
  • the second through contact 7B is also arranged on the top side 9A and the bottom side 9B of the housing 5 opposite one another and has contact areas 13A-13C connected to one another in an electrically conductive manner.
  • a further contact area 13B is arranged on the top side 9A in an electrically conductive manner with the contact area 13A on the top side 9A and adjacent to the contact area 13A on the top side 9A.
  • the further contact area 13B on the upper side 9A lies opposite the contact area 13A at the center line drawn in dashed lines and can be at the same distance from the center line as the contact area 13A.
  • the contact areas 11 A, 11 B, 13A-13C shown in FIG. 2 are shown by way of example as plug contacts.
  • FIG. 3 shows a schematic view of a battery system 1 with battery modules 3A, 3B connected in parallel according to one embodiment.
  • the battery system 1 is shown as an arrangement of two similar or identical battery modules 3A, 3B of the same type stacked on top of one another.
  • the battery modules 3A, 3B shown in FIG. 3 can correspond to the battery module already shown in FIG. 2.
  • FIG. 3 shows an arrangement of the battery modules 3A, 3B in the first configuration.
  • the battery modules 3A, 3B are arranged or stacked directly on top of one another, so that the sides of the housing 5 of the battery modules 3A, 3B are in alignment with one another.
  • the first through contact 7A of the first battery module 3A is connected to the first through contact 7A of the second battery module 3B and the second through contact 7B of the first battery module 3A is connected to the second through contact 7B of the second battery module 3B.
  • FIG. 4 shows a schematic view of a battery system 1 with series-connected battery modules 3A-3C according to one embodiment.
  • the battery system 1 is shown as an arrangement of three similar battery modules 3A-3C stacked on top of one another.
  • the battery modules 3A-3C shown in FIG. 3 are similar to the battery modules already shown in FIGS. 2 and 3.
  • FIG. 4 shows an arrangement of the battery modules 3A-3C in the second configuration.
  • the first through contact 7A of the first battery module 3A is connected to the second through contact 7B of the second battery module 3B and the second through contact 7B of the first battery module 3A is isolated from the first through contact 7A of the second battery module 3B.
  • FIG. 4 shows a third battery module 3C.
  • the first through contact 7A of the third battery module 3C is isolated from the second through contact 7B of the second battery module 3B and the second through contact 7B of the third battery module 3C is connected to the first through contact 7A of the second battery module 3B.
  • the second configuration differs from the first configuration in that the battery modules 3A-3C used are arranged alternately or alternately, horizontally rotated by 180 ° to one another, around a series connection of the battery modules 3A arranged in this way - Enable 3C.
  • FIG. 5 shows a schematic view of a battery system 1 with series-connected battery modules 3A-3C according to further embodiments.
  • the battery modules 3A-3C shown have corresponding connecting elements 15A, 15B on the respective upper and lower sides of the housing 5.
  • the corresponding connecting elements 15A, 15B shown are shown as a tongue and groove connection and are adapted to fix housings 5 of the battery system 1 that are arranged one above the other.
  • the battery modules 3A-3C have signal contacts 17A, 17B on the respective housings 5.
  • the signal contacts 17A, 17B can be constructed and arranged in the same way as the through contacts 7A, 7B.
  • signals from a battery management system can be sent between the battery modules 3A-3C by means of the signal contacts 17A, 17B.
  • An enlarged contact area 13 on the battery module 3A is also shown by way of example.
  • only one contact area 13 can be arranged on the housing 5 on the upper side of the negative pole, as is shown by way of example on the battery module 3A.
  • the housing 5 of the third battery module 3C is higher than the housing 5 of the first and second battery modules 3A, 3B.
  • the housing heights can differ from one another in embodiments. For example, depending on the number of battery cells arranged in the housings 5, the housings 5 can have different heights. By using different housing heights, battery storage units with different sizes or storage volumes can be connected to one another.

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  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Battery Mounting, Suspending (AREA)

Abstract

L'invention concerne un système de batterie permettant un agencement modulaire de modules de batterie (3A-3C), comprenant : une pluralité de modules de batterie (3A-3C), la pluralité de modules comprenant au moins un premier module de batterie (3A) et un second module de batterie (3B) qui sont conçus pour être agencés l'un à côté de l'autre dans un ensemble de modules de batterie, le premier module de batterie (3A) et le second module de batterie (3B) comprenant chacun un logement (5) pourvu d'un premier trou d'interconnexion (7A) et d'un second trou d'interconnexion (7B), le premier trou d'interconnexion (7A) et le second trou d'interconnexion (7B) étant situés sur une face supérieure (9A) et sur une face inférieure (9B), respectivement, des logements respectifs (5), et dans une première configuration, le premier trou d'interconnexion (7A) du premier module de batterie (3A) étant conçu pour pouvoir être relié au premier trou d'interconnexion (7A) du second module de batterie (3B), et le second trou d'interconnexion (7B) du premier module de batterie (3A) étant conçu pour pouvoir être relié au second trou d'interconnexion (7B) du second module de batterie (3B), et dans une seconde configuration, le premier trou d'interconnexion (7A) du premier module de batterie (3A) étant conçu pour pouvoir être relié au second trou d'interconnexion (7B) du second module de batterie (3B), et le second trou d'interconnexion (7B) du premier module de batterie (3A) étant conçu pour pouvoir être isolé du premier trou d'interconnexion (7A) du second module de batterie (3B). La présente invention concerne également un module de batterie.
PCT/EP2021/064731 2020-06-03 2021-06-02 Système de batterie permettant un agencement modulaire de modules de batterie Ceased WO2021245112A1 (fr)

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DE102020114703.1 2020-06-03
DE102020114703.1A DE102020114703A1 (de) 2020-06-03 2020-06-03 Batteriesystem zum modularen Anordnen von Batteriemodulen

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FR3143859A1 (fr) * 2022-12-16 2024-06-21 Psa Automobiles Sa Architecture de cellule electrochimique pour batteries de vehicules automobiles.
EP4541639A1 (fr) * 2023-10-16 2025-04-23 Lisa Dräxlmaier GmbH Module de batterie empilable et système de batterie pour véhicule alimenté par batterie
EP4675758A1 (fr) * 2024-07-04 2026-01-07 KB Intellectual Property GmbH & Co. KG Module de batterie, ensemble d'un module de batterie et d'une plaque d'interface, et bloc-batterie comprenant le module de batterie et ensemble

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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EP4541639A1 (fr) * 2023-10-16 2025-04-23 Lisa Dräxlmaier GmbH Module de batterie empilable et système de batterie pour véhicule alimenté par batterie
EP4675758A1 (fr) * 2024-07-04 2026-01-07 KB Intellectual Property GmbH & Co. KG Module de batterie, ensemble d'un module de batterie et d'une plaque d'interface, et bloc-batterie comprenant le module de batterie et ensemble

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