WO2010123223A2 - 프레임 부재, 프레임 어셈블리 및 전지셀 어셈블리와 이의 제조방법 - Google Patents
프레임 부재, 프레임 어셈블리 및 전지셀 어셈블리와 이의 제조방법 Download PDFInfo
- Publication number
- WO2010123223A2 WO2010123223A2 PCT/KR2010/002333 KR2010002333W WO2010123223A2 WO 2010123223 A2 WO2010123223 A2 WO 2010123223A2 KR 2010002333 W KR2010002333 W KR 2010002333W WO 2010123223 A2 WO2010123223 A2 WO 2010123223A2
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- WIPO (PCT)
- Prior art keywords
- frame
- battery cell
- assembly
- outer circumferential
- circumferential wall
- Prior art date
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- 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
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- 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
- H01M10/64—Heating or cooling; Temperature control characterised by the shape of the cells
- H01M10/647—Prismatic or flat cells, e.g. pouch cells
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- 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
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- 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
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- 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
- H01M10/6557—Solid parts with flow channel passages or pipes for heat exchange arranged between the cells
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- 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
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- 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
- H01M50/211—Racks, modules or packs for multiple batteries or multiple cells characterised by their shape adapted for pouch cells
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- 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
- H01M50/227—Organic material
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- 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
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- 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
- H01M10/05—Accumulators with non-aqueous electrolyte
- H01M10/052—Li-accumulators
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- 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
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- 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
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T29/00—Metal working
- Y10T29/49—Method of mechanical manufacture
- Y10T29/49002—Electrical device making
- Y10T29/49108—Electric battery cell making
Definitions
- the present invention relates to a battery cell frame member, a frame assembly and a battery cell assembly and a method of manufacturing the same.
- the present invention addresses the problem of stacking and aligning multiple battery cell support frames for serviced assemblies and the flexibility of using other cooling methods.
- the present invention provides a frame member for embedding a battery cell.
- the frame member includes an integral frame including an outer circumferential wall having an attachment face and a cooling face opposite thereto.
- the frame member also has an attachment feature located on the attachment surface and a complementary coupling located on an attachment surface symmetrically opposed to the attachment relative to the plane of symmetry of the frame. And a complementary attachment feature, wherein the outer circumferential wall forms an opening having a structure in which the battery cells are mated and accommodated inside the outer circumferential wall.
- the present invention also provides a frame member for embedding a battery cell.
- the frame assembly includes a first unitary frame having an outer circumferential wall, the outer circumferential wall having a cooling surface opposite the attaching surface, the attachment feature located on the attaching surface, and a symmetrical surface of the frame ( a complementary attachment feature located on an attachment surface symmetrically opposed to the coupling portion with respect to a plane of symmetry; wherein the outer circumferential wall aligns the battery cells inside the outer circumferential wall; The opening of the structure which accommodates (matingly) is formed.
- the frame assembly also includes a second unitary frame having an outer circumferential wall, the outer circumferential wall having a cooling surface opposite the attachment surface, an attachment feature located on the attachment surface, and a plane of symmetry of the frame. a complementary attachment feature located on an attachment surface symmetrically opposed to the coupling portion with respect to the plane of symmetry, wherein the outer circumferential wall includes a battery cell inside the outer circumferential wall.
- An opening of a structure for accommodating and mating is formed.
- the frame assembly also includes a cooling member having a first side and a second side, the first side being attached to the attachment face of the first frame and covering the first opening, the second side being attached to the attachment face of the second frame. Is attached and covers the second opening.
- the present invention also includes a method of manufacturing a frame member for embedding a battery cell.
- the method includes an outer circumferential wall having an attachment surface and a cooling surface opposite thereto, the coupling portion positioned on the attachment surface and on the attachment surface symmetrically opposed to the coupling portion with respect to the symmetry plane of the frame.
- Comprising a complementary coupling portion located in the, the outer circumferential wall includes a process of forming an integral frame forming an opening of the structure for accommodating the battery cells in the outer circumferential wall.
- the present invention also includes a method of manufacturing a frame member for embedding a battery cell.
- the method includes an outer circumferential wall having an attachment surface and a cooling surface opposite thereto, the coupling portion positioned on the attachment surface and on the attachment surface symmetrically opposed to the coupling portion with respect to the symmetry plane of the frame.
- Comprising a complementary coupling portion located in the, the outer circumferential wall includes a process of forming a first unitary frame forming an opening of the structure for accommodating the battery cells in the outer circumferential wall.
- the method also includes an outer circumferential wall having an attachment surface and a cooling surface opposite it, the engagement portion located on the attachment surface and an attachment surface symmetrically opposed to the engagement portion with respect to the symmetry plane of the frame.
- Comprising a complementary coupling portion located on the, the outer circumferential wall includes a process of forming a second integral frame forming an opening of the structure for accommodating the battery cells in the outer circumferential wall.
- the method also includes forming a cooling member having a first side and a second side.
- the method also includes attaching a first side of the cooling member to the attachment surface of the first frame to cover the first opening, and attaching a second side of the cooling member to the attachment surface of the second frame to cover the second opening. do.
- the frame member, frame assembly and battery cell assembly of the present invention are designed to provide more diversified cooling of the simplified assembly and the resulting modules while providing the expected cost, structural, mechanical, thermal and other properties of the assembly. And a battery module having the material.
- FIG. 1 is a perspective view of a frame member according to one embodiment of the present invention.
- FIG. 2 is a cross sectional view taken along section 2-2 of FIG. 1;
- FIG. 3 is a cross sectional view taken along section 3-3 of FIG. 1;
- FIG. 4 is a cross sectional view taken along section 4-4 of FIG. 1;
- FIG. 5 is a transverse cross-sectional view taken along section 5-5 of FIG. 1;
- FIG. 6 is a transverse cross-sectional view taken along section 6-6 of FIG. 1;
- FIG. 7 is a transverse cross section according to section 7-7 of FIG. 1;
- FIG. 8 is an enlarged perspective view of region 8 of FIG. 1;
- FIG. 9 is an enlarged perspective view of region 9 of FIG. 1;
- FIG. 10 is a perspective view of a cooling member according to the first embodiment of the present invention.
- FIG. 11 is a front view of a frame assembly according to the first embodiment of the present invention.
- FIG. 12 is a perspective view of the frame assembly of FIG. 11;
- FIG. 13 is a top view showing before the pair of frame members shown in FIG. 1 having respective aligned members and complementary coupling members are attached and joined;
- FIG. 14 is a perspective view of a battery cell according to one embodiment of the present invention.
- FIG. 15 is an exploded perspective view of a frame / battery cell assembly and a battery module according to a first embodiment of the present invention
- FIG. 16 is a perspective view of a frame / battery cell assembly and a battery module according to a second embodiment of the present invention.
- FIG. 17 is a cross sectional perspective view taken along section 17-17 of FIG. 16;
- FIG. 18 is an enlarged transverse cross-sectional view of region 18 of FIG. 17;
- FIG. 19 is a perspective view of a cooling member according to a second embodiment of the present invention.
- FIG. 20 is a perspective view of a frame assembly according to a second embodiment of the present invention.
- FIG. 21 is a perspective view of a cooling member according to a third embodiment of the present invention.
- FIG. 22 is a perspective view of a frame assembly according to a third embodiment of the present invention.
- FIG. 23 is a transverse cross-sectional view taken along section 23-23 of FIG. 19.
- a frame member 10 for embedding a battery cell 100 (see FIGS. 14 to 18) is disclosed.
- the frame member 10 includes an integrated frame 12, a coupling portion 14, and a complementary coupling portion 16.
- the unitary frame 12 includes an outer circumferential wall 18 surrounding the frame.
- the outer circumferential wall 18 includes a cooling surface 22 facing the attachment surface 20.
- Opposing cooling surfaces 22 and attachment surfaces 20 form both sides of the outer circumferential wall 18.
- the outer circumferential wall 18 also includes an opening formed to have a size and shape suitable for accommodating the cell for accommodating the battery cell 100 therein. At least one of the openings 24 and the battery cell 100 is formed to be matched to match. This provides for example a rim 26 which encloses all or part of the opening 24.
- the unitary frame 12 also includes an alignment 28, such as a protrusion 30 in the form of a raised tab 31, or a plurality of alignments 28.
- the unitary frame 12 also has a complementary aligning portion 32 corresponding to a plurality of aligning portions 28, such as the indentation 34 in the shape of an indentation slot 35, or A plurality of complementary alignments 32 are included.
- the protrusion 30 extends above the adjacent portion of the attachment surface 20.
- the indentation 34 is indented with respect to the adjacencies of the attachment surface 20.
- Alignment 28, such as protrusion 30 in the form of raised tab 31, is indented 34 in the shape of indented slot 35 to provide alignment of adjacent frame members 10 associated with the assembly.
- the coupling portion 14 and the complementary coupling portion 16, and the alignment portion 28 and the complementary alignment portion 32 are located on the attachment surface 20, and respective portions and the complementary portions are symmetrical surfaces 36. In order to be symmetrically opposed to each other with respect to the opposing surfaces of), it is interposed symmetrically about the symmetry plane 36.
- This arrangement is particularly advantageous because a number of identical frame members 10 are aligned with one another and attached to each other by proper selection and symmetrical arrangement of the respective portions and complementary portions.
- the use of the single frame member 10 includes saving the number of other parts needed for assembly of the frame assemblies and the frame / battery cell assemblies and battery modules using the frame members 10, thereby reducing the frame member 10. ), Which simplifies the design, manufacture and use of
- the unitary frame 12 also includes an electrode channel 38 located on the attachment surface 20 along the outer circumferential wall 18.
- the electrode channel extends outward from the opening 24 through the attachment surface 20 relative to the periphery of the unitary frame 12.
- the electrode channel 38 includes a depth and is formed in a size and shape (for example, width and length) sufficient to accommodate the electrode 106 of the battery cell 100 (see Fig. 14 in Fig. 18).
- a typical configuration of the battery cell 100 includes two electrodes 106 with opposite electrodes, for example 106+ and 106-, one embodiment of which is shown in FIGS.
- Electrode channels 38 are included. In other words, a single electrode channel is formed for receiving two electrodes 106 in a single channel, in particular in terms of width.
- the frame member 10 is formed to receive a plurality of battery cells 100 including a plurality of battery cells 100 having electrodes 106 extending outward in different directions, and the attachment surface 20 includes a plurality of electrode channels 38 including the desired number of electrode channels 38.
- the unitary frame 12 includes a single extension electrode channel 38 or a plurality of electrode channels 38, but at least two channels may have two adjacent frame members 10 attached to each other. When the channel 38 of one frame member 10 and the complementary channel 38 of another frame member 10 are aligned, the joints and alignments are doubled by doubling the thickness of the channel 38. Similar to the complementary relationship disclosed above, symmetrically opposed to each other with respect to the plane of symmetry 36.
- the frame member 10 is formed such that the outer circumferential wall 18 has a suitable closed shape among regular or irregular polyhedrons, circles, semicircles, strings, ellipses, half ellipses or other bent closed shapes. Particularly useful shapes related to manufacturing, packing density, packaging of multiple frame members and their dynamic stability are regular polyhedrons, in particular rectangular.
- the outer circumferential wall 18 has a first sidewall 40 and an opposing second sidewall 42, an upper end 46 of the first sidewall 40 and an upper end 48 of the second sidewall 42. ) And an upper wall 44 extending therebetween.
- the outer circumferential wall 18 also includes a lower wall 50 extending between the lower end 52 of the first side wall 40 and the lower end 54 of the second side wall 42.
- the outer circumferential wall 18 and the respective first side wall 40, the second side wall 42, the upper wall 44 and the lower wall 50 are integrally formed, i.e. together.
- the integral outer circumferential wall 18 is formed by an appropriate forming method that includes various types of molding.
- Engineering plastics include thermoset polymers or thermoplastic polymers, including various copolymers, filled polymers, and the like, or combinations thereof. Suitable molding methods are injection molding.
- An example of a suitable engineering plastic is acrylonitrile butadiene styrene (ABS).
- the engagement portion 14 extends along the boundary of the opening 24 and extends the first portion 56 of the top wall 44 and the symmetry plane 36 of the first sidewall 42. Spaced apart from and extending downward to the first portion 58 of the lower wall 50 along the first sidewall 42 and along the first portion 58 of the lower wall 50 a symmetry plane 36. Extend toward.
- the complementary coupling 16 extends from the symmetry plane 36 along the second portion 60 of the upper wall 44 opposite (relative to the coupling 14), and then the second sidewall ( 42 extends downward to the second portion 62 of the lower wall 50 and extends toward the symmetry plane 36 along the second portion 62 of the lower wall 50.
- the portion of the coupling portion 14 eg, the first portion 56
- the coupling portion 14 is substantially opposite the coupling portion 14 (eg, the second portion 18) along the outer circumferential wall 18. It is preferred to be located at a portion opposite the portion substantially across the opening 24. 1-9, 13, and 15-18, it can be seen that this arrangement provides at least two opposing points along the boundary of the wall 18 of the adjacent frame member 10. As shown in FIGS.
- the battery cell 100 or the battery cells 100 are fixed between the frame members for firm attachment between the frame members 10.
- Another preferred configuration illustrated in these figures is an attachment surface 14 extending about one half along the first portion of the boundary of the opening 24 and about one half along the second portion of the boundary of the opening 24. It is to provide a complementary coupling portion 16, or coupling portions that extend by. Such an arrangement is substantially an opening (except for the portions associated with electrode channels 38, alignment 28, or alignments 28, and complementary alignment 32, or complementary alignments 32).
- Coupling portion 14 and complementary coupling portion 16 have a configuration suitable for providing secure attachment and secure attachment of adjacent frame members 10.
- the engaging portion 14 is inwardly (opening) with an L-shaped arm 15 protruding outwardly (with respect to opening 24).
- 24 has a protruding L-shaped arm 17, and each of the L-shaped arms 15, 17 (see FIG. 13) has adjacent frame members 10 coupled to the engaging portions 14.
- Complementary L-shaped arms 15, 17 of each engaging portion and engaging portions 14, 16 overlap the outer and inner extending arms with each other and provide a locking engagement of the associated frame members 10, As a case, it is formed to flow outward and inward and to ride over each other.
- the cooling member 10 includes a thermally conductive corrugated sheet 72.
- the corrugated sheet 72 has a number of channels 74 extending along its width.
- the cooling channels 74 connected with other components of the battery module 400 may provide a plurality of cooling tubes and associated flow paths for circulation of a refrigerant such as air for cooling the battery module 400.
- 100 and frame members 10 are included.
- the cooling member 70 is formed of a suitable conductive material including various metals and metal alloys such as aluminum as well as other thermally conductive materials such as various thermally conductive polymers or metal polymer composites.
- the cooling member 70 is formed by an appropriate method. When the cooling member 70 comprises a metal or metal alloy, metal stamping is used to form the cooling member 70 including the cooling channels 74.
- the cooling member 70 will have a size and shape sufficient to contain at least part of the opening 24. In one embodiment, as shown in FIGS. 11, 12, 15 and 16-18, the cooling member 70 has a sufficient size and shape to completely surround the opening 24.
- the cooling member 70 is formed to be attached to the cooling surface 22 of the frame 12, as shown in Figure 16-18.
- the cooling member 70 is attached to the cooling surface 22 by forming a joint therebetween. Suitable joints include fusion joints, adhesive joints, and the like. These joints consist of ultrasonic welding, thermosonic welding, hot-platen welding, laser fusion or adhesive bonding, or a combination thereof. The use of separate fasteners for attaching the frame member 10 and the cooling member 70 is also possible and within the planned joint range.
- the cooling member 70 is joined to the cooling surface 22 by forming attachment flanges 78 and joints therebetween at each end of the cooling member 70 at the upper wall 44 and the lower wall 50.
- the cooling member 70 and the frame member 10 are also joined along the first side wall 40 and the second side wall 42 by forming joints at the contact points of the cooling channel 74 and the cooling surface 22.
- the second frame member 10 Upon attachment of the first frame member 10 to the first surface 73 of the cooling member 70, the second frame member 10 is joined to the opposing second surface 75 of the cooling member 70. It is.
- the joints and joining methods are the same as the starting method for joining the first frame member 10 and the cooling member 70, or other joint and joining methods are used.
- the first frame member 10, the cooling member 70 and the second frame member 10 joined in this manner provide a frame assembly 200.
- the orientation of the first frame member 10 and the second frame member 10 is such that all the electrodes have respective top walls 44 attached to the same end of the cooling member 70. It is particularly desirable for the channels 38 to provide a coupling located at the top 202 of the frame assembly 200.
- the first frame member 10 may be arranged so that the first frame member 10 has different arrangements, the electrode channels 38 located at opposite ends of the cooling member 38. It is possible to have an upper wall 44 attached to an end of the cooling member 70 and an upper wall to which the second frame member 10 is attached to the opposite end of the cooling member 70 (not shown). .
- the first frame assembly 200 and the second frame assembly 200 having at least one battery cell 100 may be connected to the frame / battery cell assembly 300 as shown in FIGS. 15 to 18.
- Particularly useful combinations include a first frame assembly 10, with a second frame assembly 10 having two battery cells interposed between electrodes deflected with the same polarity on opposite sides of the frame assemblies 200. .
- the battery cells are interposed so that their peripheral flanges 102 are located near the rims 26.
- the first frame assembly 200 and the second frame assembly 200 may include the coupling parts 14 and the complementary coupling parts 16 embedded between the pair of battery cells 100 so that the first frame assembly 200 may be connected to each other.
- the second frame assembly 200 are pressed together to be coupled to each other by a method of fixing the second frame assembly 200.
- the frame members 10 and the rims 26 and the battery cells 100 and the respective peripheral flanges 102 have battery cells (with the rims 26 inside the frame members 10). They are pressed together to provide compression to the peripheral flanges 102 to protect and embed 100.
- the ridges 104 of the battery cells 100 are located inside the opening 24 of the frame members 10. The outer surfaces 108 of the ridges 104 such that the outer surfaces 108 of the cell are thermally coupled to an adjacent cooling member 70 to promote cooling of the battery cells 100 during operation of the battery module 400.
- each outer surface of the cooling member 70 in particular the bases of the cooling channels 74.
- a coolant such as air flows through the cooling channels 74 to provide heat transfer and cooling of the battery module 400.
- Frame / battery cells such that the number of frame assemblies 200 and battery cells 100 are combined to make battery modules 400 comprising a desired number of frame / battery cell assemblies 300.
- Frame assemblies 200 for forming the assemblies 300 are provided for modular construction of the battery module 400.
- the high degree of modularity allows the number of cells to be assembled into battery modules to provide the desired power (kW) and energy (kW / hr) outputs.
- such modularization enables the construction of battery modules 400 having a desired power and energy output without changing the tools necessary for the manufacture of battery modules 400. Only minimal tool and element changes are required, such as the provision of suitable interconnects for varying the module configuration or related structures needed to provide refrigerant to battery modules of various sizes and shapes.
- the ends 402 and 404 of the battery module 400 preferably incorporate the module cover 406.
- the module cover is formed by assembling a single frame member 10 to the cooling element 70.
- the use of a module cover 406 that can house a pair of battery cells between the frame assembly 200 and the cover 406 allows a pair of frame members to house a pair of battery cells 100 ( 200).
- the use of covers 406 associated with the adjacent frame assemblies 200 provides the same cooling function as disclosed with respect to the pair of frame assemblies 200 and the battery cells 100, but if the frame as a case When the assemblies 200 are used at the ends of the battery module 400, waste of the frame member 10 on the ends of the battery module is avoided. 19, 20 and 23, a second embodiment of a cooling member 80 is disclosed.
- the cooling member 80 includes a sheet-shaped first side 81 and an opposite side 82 such as metal sheets. Sides 81 and 82 are joined to form a housing 83 and a flow path 84 extending therebetween.
- the flow path 84 extends from the inlet port 85 to the outlet port 86.
- the side 81, side 82, or both are formed in a manner such as metal stamping to form the inlet 85 and outlet 86 as well as the flow path 84.
- the flow path 84 has a suitable shape, including a serpentine shape.
- the cooling member 80 has a passage of the refrigerant from the inlet 85 to the outlet 86 along the flow path 84 to promote the cooling of the battery cells 100.
- Suitable refrigerants include various liquids such as water or various aqueous solutions.
- the cooling member 80 is joined to the frame members 10 in a starting manner related to the cooling member 70 for forming the frame assembly 200 ′.
- the plurality of frame assemblies 200 ′ are frame / battery cell assemblies 300 ′ and battery modules 400 ′ by the disclosed method associated with the frame / battery cell assemblies 300 and battery modules 400. It is coupled with the battery cells 100 to form a.
- the cooling member 90 comprises a thermally conductive sheet such as a metal, a metal alloy or a thermally conductive polymer, or a combination thereof.
- Cooling member 90 also includes one or more cooling fins 92 protruding outward from one or more cooling member 90 side surfaces 94.
- the cooling fins 92 have a suitable size or shape. In particular suitable sizes and shapes will include fin designs commonly used to promote heat transfer inside the same devices incorporating cooling fins for cooling.
- Cooling member 90 also includes a coating 96 formed along one or more sides 94. Coating 96 includes various polymer coatings.
- the cooling member 90 is bonded to the frame members 10 by a method of forming the frame assemblies 200 ".
- a plurality of frame assemblies 200 " are disclosed in connection with the frame / battery cell assembly 300 and the battery module 400. By combining with the battery cells 100 to form the frame / battery cell assembly 300 "and the battery module 400".
Abstract
Description
Claims (29)
- 전지셀을 내장하기 위한 프레임 부재로서, 부착면(attachment face)과 그에 대향하는 냉각면(cooling face)을 가진 외주벽을 포함하고 있는 일체형 프레임(integral frame); 및 상기 부착면 상에 위치하는 결합부(attachment feature)와, 상기 프레임의 대칭면(plane of symmetry)을 기준으로 결합부에 대해 대칭적으로 대향되어 있는 부착면 상에 위치하는 상보형 결합부(complementary attachment feature); 를 포함하고 있고, 상기 외주벽은 외주벽 내부에 전지셀을 정합하면서(matingly) 수납하는 구조의 개구부를 형성하고 있는 프레임 부재.
- 제 1 항에 있어서, 상기 결합부는, 부착면 상에 위치하는 다수의 결합부들과, 부착면 상에 위치하는 다수의 대응 상보형 결합부들을 포함하고 있고, 상기 결합부들 각각은 대칭면을 기준으로 대칭적으로 대향되어 있는 각각의 상보형 결합부를 가지고 있는 것을 특징으로 하는 프레임 부재.
- 제 2 항에 있어서, 상기 다수의 결합부들 중 적어도 2개는 전반적으로 상기 외주벽을 따라 서로 대향하고 있고, 대칭면에 대해 대칭적으로 대향하고 있는 상기 적어도 2개의 상보형 결합부들 각각은 전반적으로 외주벽을 따라 서로 대향하고 있는 것을 특징으로 하는 프레임 부재.
- 제 1 항에 있어서, 부착면으로부터 돌출된 돌기부(protrusion)와 정합 만입부(mating recess)를 더 포함하고 있고, 상기 돌기부와 만입부는 대칭면에 대해 대칭적으로 대향하고 있는 것을 특징으로 하는 프레임 부재.
- 제 4 항에 있어서, 상기 돌기부는 부착면으로부터 돌출된 다수의 돌기부들과 다수의 정합 만입부들을 포함하고 있고, 상기 돌기부와 만입부는 대칭면에 대해 대칭적으로 대향하고 있는 것을 특징으로 하는 프레임 부재.
- 제 2 항에 있어서, 상기 부착면으로부터 돌출된 다수의 돌기부들과 정합 만입부을 더 포함하고 있고, 다수의 돌기부들 각각은 대칭면에 대해 대칭적으로 대향하고 있는 다수의 만입부들 각각을 가지고 있는 것을 특징으로 하는 프레임 부재.
- 제 1 항에 있어서, 상기 결합부와 상보형 결합부 중 하나는 안쪽으로 돌출된 L-형상 암(arm)을 포함하고 있고, 상기 결합부와 상보형 결합부 중 다른 하나는 바깥쪽으로 돌출된 L-형상 암을 포함하고 있는 것을 특징으로 하는 프레임 부재.
- 제 1 항에 있어서, 상기 외주벽 내부에 형성된 적어도 2개의 전극 채널들을 더 포함하고 있는 것을 특징으로 하는 프레임 부재.
- 제 8 항에 있어서, 2개의 전극 채널들은 대칭축에 대해 대칭적으로 대향하고 있는 것을 특징으로 하는 프레임 부재.
- 제 1 항에 있어서, 상기 프레임은 엔지니어링 플라스틱을 포함하고 있는 것을 특징으로 하는 프레임 부재.
- 제 1 항에 있어서, 상기 엔지니어링 플라스틱은 열경화성 고분자 또는 열가소성 고분자를 포함하고 있는 것을 특징으로 하는 프레임 부재.
- 제 1 항에 있어서, 상기 외주벽은 다면체(polyhedron), 원, 반원, 타원 또는 반타원 현(semi-ellipse chord)의 형상, 또는 기타 불규칙하게 구부러진 폐쇄형 형상(irregularly curved close-form shape)을 가지고 있는 것을 특징으로 하는 프레임 부재.
- 제 12 항에 있어서, 상기 프레임의 형상은 직사각형을 포함하는 다면체인 것을 특징으로 하는 프레임 부재.
- 제 13 항에 있어서, 상기 외주벽은 제 1 측벽 및 그에 대향하는 제 2 측벽을 포함하고 있고, 상부 벽이 제 1 측벽과 제 2 측벽의 각 상단부들 사이에 연장되어 있고, 하부 벽이 제 1 측벽과 제 2 측벽의 각 하단부들 사이에 연장되어 있는 것을 특징으로 하는 프레임 부재.
- 전지셀을 내장하기 위한 프레임 어셈블리로서,부착면과 그에 대향하는 냉각면을 가진 외주벽을 포함하고 있고, 상기 부착면 상에 위치하는 결합부와, 프레임의 대칭면을 기준으로 결합부에 대해 대칭적으로 대향되어 있는 부착면 상에 위치하는 상보형 결합부를 포함하고 있으며, 상기 외주벽은 외주벽 내부에 전지셀을 정합하면서 수납하는 구조의 개구부를 형성하고 있는 제 1 일체형 프레임;부착면과 그에 대향하는 냉각면을 가진 외주벽을 포함하고 있고, 상기 부착면 상에 위치하는 결합부와, 프레임의 대칭면을 기준으로 결합부에 대해 대칭적으로 대향되어 있는 부착면 상에 위치하는 상보형 결합부를 포함하고 있으며, 상기 외주벽은 외주벽 내부에 전지셀을 정합하면서 수납하는 구조의 개구부를 형성하고 있는 제 2 일체형 프레임; 및제 1 프레임의 부착면에 부착되고 제 1 개구를 덮고 있는 제 1 측면, 및 제 2 프레임의 부착면에 부착되고 제 2 개구를 덮고 있는 제 2 측면을 가지고 있는 냉각부재;를 포함하고 있는 프레임 어셈블리.
- 제 15 항에 있어서, 상기 냉각부재는 제 1 프레임과 제 2 프레임 사이로 연장되어 있고 냉매를 유입하도록 형성되어 있는 유입구(inlet), 및 제 1 프레임과 제 2 프레임 사이로 연장되어 있고 냉매를 배출하도록 형성되어 있는 배출구(outlet)를 가지고 있는 것을 특징으로 하는 프레임 어셈블리.
- 제 16 항에 있어서, 상기 냉각부재는 금속 또는 엔지니어링 플라스틱의 주름진 시트(corrugated sheet)을 포함하고 있고, 상기 냉매는 액체 또는 가스인 것을 특징으로 하는 프레임 어셈블리.
- 제 16 항에 있어서, 상기 냉각부재는 유입구와 배출구에 연결된 유로를 가지고 있는 금속 또는 엔지니어링 플라스틱의 박벽 하우징(thin-wall housing)을 포함하고 있는 것을 특징으로 하는 프레임 어셈블리.
- 제 15 항에 있어서, 상기 냉각부재는 제 1 프레임의 외주벽과 제 2 프레임의 외주벽의 바깥쪽으로 연장된 적어도 하나의 도전성 핀(conductive fin)을 가지는 열전도성 플레이트를 포함하고 있는 것을 특징으로 하는 프레임 어셈블리.
- 제 19 항에 있어서, 상기 도전성 플레이트는 금속, 또는 열전도성 고분자, 또는 금속 및 열적 도전성 고분자의 조합으로 이루어진 것을 특징으로 하는 프레임 어셈블리.
- 제 15 항에 있어서, 제 1 프레임의 개구에 배치된 제 1 전지셀; 및제 2 프레임의 개구에 배치된 제 2 전지셀을 더 포함하고 있는 것을 특징으로 하는 프레임 어셈블리.
- 제 21 항에 있어서, 제 1 프레임/전지셀 어셈블리를 구성하고,상기 제 1 프레임/전지셀 어셈블리와 동일한 제 2 프레임/전지셀 어셈블리를 더 포함하고 있으며, 상기 제 1 프레임 어셈블리의 제 2 프레임은 제 2 프레임/전지셀 어셈블리의 제 1 프레임/전지셀에 부착되고, 제 1 프레임/전지셀 어셈블리의 제 2 프레임의 결합부는 제 2 프레임/전지셀 어셈블리의 제 1 프레임의 상보형 결합부에 착탈가능하게 결합되어 있으며, 제 1 프레임 어셈블리의 제 2 프레임의 상보형 결합부는 제 2 프레임/전지셀 어셈블리의 제 1 프레임의 결합부에 착탈가능하게 결합되어 있으며, 상기 제 1 프레임/전지셀 어셈블리의 제 2 전지셀과 제 2 프레임/전지셀 어셈블리의 제 1 전지셀은 제 1 프레임/전지셀 어셈블리과 제 2 프레임/전지셀 어셈블리에 의해 고정되어 전지모듈을 구성하는 것을 특징으로 하는 프레임 어셈블리.
- 제 22 항에 있어서, 제 1 프레임/전지셀 어셈블리와 동일한 다수의 프레임/전지셀 어셈블리들을 더 포함하고 있고, 상기 프레임/전지셀 어셈블리들 각각은 각 프레임/전지셀 어셈블리의 제 1 프레임에 부착된 이전 프레임(prior frame)/전지셀 어셈블리를 가지고 있고, 상기 이전 어셈블리 각각의 제 2 프레임의 결합부는 어셈블리 각각의 제 1 프레임의 상보형 결합부와 착탈가능하게 결합되어 있으며, 상기 이전 어셈블리 각각의 제 2 프레임의 상보형 결합부는 어셈블리 각각의 제 1 프레임의 결합부와 착탈가능하게 결합되어 있고, 다수의 프레임/전지셀 어셈블리들과 그 사이에 고장되어 있는 전지셀들은 전지모듈을 형성하는 것을 특징으로 하는 프레임 어셈블리.
- 제 23 항에 있어서, 상기 제 1 프레임/전지셀 어셈블리의 제 1 전지셀과 다수의 프레임/전지셀 어셈블리들 중 최종 프레임/전지셀 어셈블리의 제 2 전지셀은 생략되어 있는 것을 특징으로 하는 프레임 어셈블리.
- 전지셀을 내장하기 위한 프레임 부재의 제조 방법으로서,부착면과 그에 대향하는 냉각면을 가진 외주벽을 포함하고 있고, 상기 부착면 상에 위치하는 결합부와, 프레임의 대칭면을 기준으로 결합부에 대해 대칭적으로 대향되어 있는 부착면 상에 위치하는 상보형 결합부를 포함하고 있으며, 상기 외주벽은 외주벽 내부에 전지셀을 정합하면서 수납하는 구조의 개구부를 형성하고 있는 일체형 프레임을 형성하는 과정을 포함하는 것을 특징으로 하는 방법.
- 제 25 항에 있어서, 상기 일체형 프레임을 형성하기 위해 엔지니어링 플라스틱을 사출 성형하는 과정을 포함하는 것을 특징으로 하는 방법
- 전지셀을 내장하기 위한 프레임 어셈블리의 제조 방법으로서,부착면과 그에 대향하는 냉각면을 가진 외주벽을 포함하고 있고, 상기 부착면 상에 위치하는 결합부와, 프레임의 대칭면을 기준으로 결합부에 대해 대칭적으로 대향되어 있는 부착면 상에 위치하는 상보형 결합부를 포함하고 있으며, 상기 외주벽은 외주벽 내부에 전지셀을 정합하면서 수납하는 구조의 개구부를 형성하고 있는 제 1 일체형 프레임을 형성하는 과정;부착면과 그에 대향하는 냉각면을 가진 외주벽을 포함하고 있고, 상기 부착면 상에 위치하는 결합부와, 프레임의 대칭면을 기준으로 결합부에 대해 대칭적으로 대향되어 있는 부착면 상에 위치하는 상보형 결합부를 포함하고 있으며, 상기 외주벽은 외주벽 내부에 전지셀을 정합하면서 수납하는 구조의 개구부를 형성하고 있는 제 2 일체형 프레임을 형성하는 과정;제 1 측면과 제 2 측면을 가진 냉각부재를 형성하는 과정; 및제 1 프레임의 부착면에 냉각부재의 제 1 측면을 부착하여 제 1 개구를 덮고, 제 2 프레임의 부착면에 냉각부재의 제 2 측면을 부착하여 제 2 개구를 덮는 과정;을 포함하는 것을 특징으로 하는 방법.
- 제 27 항에 있어서, 냉각부재의 제 1 측면을 부착하고 냉각부재의 제 2 측면을 부착하는 것 중의 하나는, 초음파 융착(ultrasonic welding), 열초음파 융착(thermosonic welding), 고온-플레이트 용접(hot-platen welding), 접착 결합(adhesive bonding), 또는 그것들의 조합으로 이루어지는 것을 특징으로 하는 제조방법.
- 제 27 항에 있어서, 다수의 프레임 어셈블리들을 제조하는 과정;다수의 프레임 어셈블리들의 제 1 프레임 어셈블리와 제 2 프레임 어셈블리 사이에 적어도 하나의 전지셀을 삽입하여, 적어도 하나의 프레임 개구 내에 적어도 하나의 전지셀을 위치시키는 과정;프레임 어셈블리들 중 제 1 프레임 어셈블리의 제 2 프레임의 결합부를 프레임 어셈블리들 중 제 2 프레임 어셈블리의 제 1 프레임의 상보형 결합부에 착탈가능하게 결합하고, 프레임 어셈블리들 중 제 1 프레임 어셈블리의 제 2 프레임의 상보형 결합부를 프레임 어셈블리들 중 제 2 프레임 어셈블리의 제 1 프레임의 상보형 결합부에 부착에 의해 결합하는 과정;을 더 포함하고 있으며,상기 적어도 하나의 전지셀은 프레임 어셈블리들의 제 1 프레임 어셈블리와 제 2 프레임 어셈블리 사이에 고정되고, 상기 전지셀은 적어도 하나의 전지셀 냉각부재에 열적으로 결합되어 있으며, 프레임 어셈블리들의 제 1 프레임 어셈블리와 제 2 프레임 어셈블리 및 적어도 하나의 전지셀이 전지모듈을 구성하는 것을 특징으로 하는 제조방법.
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CN201080016167.7A CN102388480B (zh) | 2009-04-20 | 2010-04-15 | 框架构件、框架组件和由其制成的电池单元组件及其制造方法 |
JP2012505821A JP5689112B2 (ja) | 2009-04-20 | 2010-04-15 | フレーム部材、フレームアセンブリ、およびバッテリセルアセンブリならびにそれらの製造方法 |
EP10767237.0A EP2423995B1 (en) | 2009-04-20 | 2010-04-15 | Frame member, frame assembly, and battery cell assembly and methods for manufacturing same |
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US12/426,795 | 2009-04-20 |
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JP (1) | JP5689112B2 (ko) |
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JP2012524371A (ja) | 2012-10-11 |
CN102388480A (zh) | 2012-03-21 |
KR20100115709A (ko) | 2010-10-28 |
EP2423995A2 (en) | 2012-02-29 |
CN102388480B (zh) | 2014-07-30 |
EP2423995A4 (en) | 2014-01-29 |
JP5689112B2 (ja) | 2015-03-25 |
EP2423995B1 (en) | 2017-03-01 |
US20100266883A1 (en) | 2010-10-21 |
US9337456B2 (en) | 2016-05-10 |
WO2010123223A9 (ko) | 2011-03-17 |
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WO2010123223A3 (ko) | 2011-01-20 |
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