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
  • H01M50/207—Racks, modules or packs for multiple batteries or multiple cells 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
  • H01M10/00—Secondary cells; Manufacture thereof
  • H01M10/60—Heating or cooling; Temperature control
  • H01M10/61—Types of temperature control
  • H01M10/613—Cooling or keeping cold
• • 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
  • H01M10/61—Types of temperature control
  • H01M10/615—Heating or keeping warm
• • 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
  • H01M10/6556—Solid parts with flow channel passages or pipes for heat exchange
• • 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
  • H01M10/6568—Liquids characterised by flow circuits, e.g. loops, located externally to the cells or cell casings
• • 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
  • H01M50/218—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders characterised by the material
  • H01M50/22—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders characterised by the material of the casings or racks
  • H01M50/222—Inorganic material
  • H01M50/224—Metals
• • 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
  • H01M50/244—Secondary casings; Racks; Suspension devices; Carrying devices; Holders characterised by their mounting method
• • 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
  • H01M50/249—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders specially adapted for aircraft or vehicles, e.g. cars or trains
• • 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
  • H01M50/262—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders with fastening means, e.g. locks
  • H01M50/264—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders with fastening means, e.g. locks for cells or batteries, e.g. straps, tie rods or peripheral frames
• • 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 is based on a battery module according to the preamble of the independent claims.
• the present invention also relates to a battery with such a battery module.
• battery modules can consist of a plurality of individual battery cells, which can be connected to one another in series and / or paral lel in an electrically conductive manner, so that the individual battery cells are interconnected to form the battery module.
• battery modules are interconnected to form batteries or battery systems.
• such battery modules or batteries also include a temperature control system in order to be able to cool or heat the plurality of battery cells.
• temperature control systems include temperature control bodies which are connected in a thermally conductive manner to the plurality of battery cells. For example, a material connection between the Tem perier analyses and the plurality of battery cells can be formed.
• the prior art for cooling with a liquid is, for example, the document DE 10 2015 222 138 A1 or the document EP 329 379 3 A1 or the document DE 10 2017 129 525 A1.
• a battery module with the features of the independent claim offers the advantage that reliable temperature control, in particular cooling, of a plurality of battery cells of the battery module is possible.
• a battery module with a plurality of battery cells is made available.
• the plurality of battery cells is electrically connected to one another in series and / or in parallel.
• the majority of battery cells are designed as lithium-ion battery cells.
• the plurality of battery cells is accommodated in an interior of a housing of the battery module.
• the housing of the battery module comprises a first housing element with openings arranged opposite one another in a longitudinal direction of the battery module.
• at least one temperature control channel running parallel to the longitudinal direction of the battery module and formed in a fluid-tight manner with respect to the interior of the housing by means of the first housing element is formed.
• the first housing element forms at least one receiving element.
• the receiving element is designed to receive the battery module in a form-fitting manner in a vehicle.
• the temperature control channel is arranged immediately adjacent to the receiving element and / or the temperature control channel is arranged within the receiving element.
• the battery module has essentially six side surfaces, two of which are arranged opposite one another and preferably essentially parallel to one another and adjacent side surfaces are preferably arranged essentially at right angles to one another.
• the first housing element of the housing of the battery module essentially forms four side surfaces of the battery module. In each case two of these four side surfaces of the first housing element are arranged opposite one another and are preferably arranged to run essentially parallel to one another. Wei terhin two adjacent side surfaces are connected to each other. The two side surfaces of the battery module uncovered by the first housing element of the housing of the battery module form the openings arranged opposite one another.
• a temperature control channel formed in a fluid-tight manner within the first housing element and with respect to the interior of the housing by means of the first housing element should be understood to mean that the first housing element completely delimits the temperature control channel over a cross-sectional area arranged perpendicular to the longitudinal direction of the battery module .
• the temperature control channel is designed to be fluid-tight both with respect to the interior of the housing and with respect to the surroundings of the battery module.
• an arrangement of the temperature control channel directly adjacent to the receiving element and / or within the receiving element should be understood to mean that the temperature control channel is arranged, for example, within a volume of the receiving element or that, for example, the distance between the temperature control channel and receiving element is small compared to the total width of the battery module.
• the first housing element is made to drive by a Strangpressver.
• a housing can be formed in a simple and reliable manner, within which the temperature control channel is formed. Furthermore, it is particularly useful if the first housing element is formed from a metallic material. In particular, the housing is made of aluminum. This offers the advantage that a housing can be formed which has a comparably high mechanical stability with a low weight. At this point it should be noted that the housing can of course also be formed from a plastic.
• the openings of the first housing element are each closed in a fluid-tight manner with respect to the environment by a second housing element.
• This makes it possible to limit the housing of the battery module to the environment, in particular in a fluid-tight manner.
• this offers the advantage that a particularly simple production is possible, because the housing of the battery module comprises a total of three components, for example, whereby the first housing element, which is preferably manufactured by means of an extrusion process, can be easily sealed in a fluid-tight manner by means of two second housing elements.
• one of the second housing elements comprises at least one connection which is designed to supply or discharge temperature control fluid from the temperature control channel.
• the connection can also include a first connection designed for supplying tempering fluid and a second connection designed for discharging tempering fluid. This offers the advantage that the connection can be arranged from the area around the battery module that is easily accessible. In particular, since the battery module can be received in a vehicle by means of the receiving element and the connection is thus still accessible.
• the two second housing elements can preferably each be formed from plastic.
• the first housing element is constructed in one piece. A particularly simple production is thereby possible.
• the housing can comprise a plurality of receiving elements and that a temperature control plate can be received in a form-fitting manner between two receiving elements.
• the present invention also relates to a battery which comprises a battery module according to the invention that has just been described.
• Figure 1 shows an embodiment of a first housing element of a Ge housing of a battery module without temperature control channel in a perspective view
• Figure 2 shows a detail of an embodiment of a first housing element of a housing of a battery module according to the invention with temperature control channel in a sectional view and
• Figure 3 is a perspective view of an embodiment of a battery module according to the invention.
• FIG. 1 shows an embodiment of a first housing element 101 egg nes housing 100 of a battery module 20 without temperature control channel 2 in a perspective view.
• This embodiment of the first housing element 101 differs from an embodiment according to the invention only in that the first housing element 101 does not have a temperature control channel 2.
• the first housing element 101 forms an interior space 5 in which a plurality of battery cells 2 can be accommodated.
• FIG. 1 also shows that the first housing element 101 forms openings 9 which are arranged opposite one another.
• the openings 9 are in particular arranged in a longitudinal direction 6 of the battery module 1 opposite one another.
• FIG. 2 shows a section of an embodiment of a first housing element 11 of a housing 10 of a battery module 1 according to the invention with temperature control channel 2 in a sectional view.
• This sectional view according to FIG. 2 is arranged perpendicular to the longitudinal direction 6 of the battery module 1.
• the housing 10 of the battery module 1 forms an interior 5.
• the interior 5 is designed to accommodate a plurality of battery cells 3 of the battery module 1.
• a temperature control channel 2 is formed within the first housing element 11.
• the temperature control channel 2 is designed to run parallel to the longitudinal direction 6 of the battery module 1. Furthermore, the temperature control channel 2 is formed in a fluid-tight manner with respect to the interior space 5 of the housing 10.
• the temperature control channel 2 is designed to be fluid-tight with respect to the interior space 5 of the housing 10 by means of the first housing element 11. In other words, this means that the material of the first housing element 11 seals the temperature control channel 2 in a fluid-tight manner.
• the first housing element 11 forms at least one receiving element 8.
• the receiving element 8 is designed to be able to receive the battery module 1 in a form-fitting manner, for example in a vehicle not shown in the figures.
• the receiving element 8 can have guide elements 81, such as in particular a groove.
• the receiving element 8 can also be seen in FIGS. 1 and 3.
• the temperature control channel 2 is arranged directly adjacent to the receiving element 8 and that the temperature control channel 2 is arranged within the receiving element 8.
• the first housing element 11 is produced by an extrusion process.
• the first Ge housing element 11 is formed in one piece.
• the first housing element 11 is made from a metallic material such as aluminum.
• FIG. 3 shows a perspective view of an embodiment of a battery module 1 according to the invention.
• the battery module 1 comprises a plurality of battery cells 3, which cannot be seen in FIG. 3.
• the plurality of battery cells 3 are connected to one another in an electrically conductive manner in series and / or in parallel.
• a plurality of battery cells 3 is designed as lithium-and-battery cells 30.
• the battery cells 3 are included in the interior 4 of the housing 10 of the battery module 1.
• the first housing element is shown in FIG.
• the second housing elements 12 close the openings of the first housing element 11 in a fluid-tight manner with respect to the surroundings.
• the second housing element 12 which can be seen in FIG. 3, comprises a connection 13 which is designed to supply or discharge temperature control fluid to the temperature control channel 2.
• the second housing element comprises
• first connection 131 which is designed to supply temperature control fluid to temperature control channel 2
• second connection 132 which is designed to discharge temperature control fluid from temperature control channel 2.

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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)
• Aviation & Aerospace Engineering (AREA)
• Inorganic Chemistry (AREA)
• Secondary Cells (AREA)
• Battery Mounting, Suspending (AREA)

Applications Claiming Priority (2)

Publications (1)

Family

ID=76502706

Family Applications (1)

Country Status (3)

Citations (9)

• 2020
  • 2020-06-29 DE DE102020208042.9A patent/DE102020208042A1/de active Pending
• 2021
  • 2021-06-09 WO PCT/EP2021/065469 patent/WO2022002549A1/de active Application Filing
  • 2021-06-28 TW TW110123583A patent/TW202207510A/zh unknown

Patent Citations (9)

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