WO2012133711A1 - Procédé pour produire un dispositif de source d'alimentation, dispositif de source d'alimentation et véhicule comportant un dispositif de source d'alimentation - Google Patents

Procédé pour produire un dispositif de source d'alimentation, dispositif de source d'alimentation et véhicule comportant un dispositif de source d'alimentation Download PDF

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Publication number
WO2012133711A1
WO2012133711A1 PCT/JP2012/058485 JP2012058485W WO2012133711A1 WO 2012133711 A1 WO2012133711 A1 WO 2012133711A1 JP 2012058485 W JP2012058485 W JP 2012058485W WO 2012133711 A1 WO2012133711 A1 WO 2012133711A1
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WO
WIPO (PCT)
Prior art keywords
battery stack
battery
power supply
covering case
supply device
Prior art date
Application number
PCT/JP2012/058485
Other languages
English (en)
Japanese (ja)
Inventor
康広 浅井
高志 瀬戸
橋本　裕之
土屋　正樹
貴英 籠谷
Original Assignee
三洋電機株式会社
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 三洋電機株式会社 filed Critical 三洋電機株式会社
Publication of WO2012133711A1 publication Critical patent/WO2012133711A1/fr

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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
    • 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
    • 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
    • H01M50/209—Racks, modules or packs for multiple batteries or multiple cells characterised by their shape adapted for prismatic or rectangular 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
    • H01M50/233—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders characterised by physical properties of casings or racks, e.g. dimensions
    • H01M50/24—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders characterised by physical properties of casings or racks, e.g. dimensions adapted for protecting batteries from their environment, e.g. from corrosion
    • 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
    • H01M50/289—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders characterised by spacing elements or positioning means within frames, racks or packs
    • H01M50/293—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders characterised by spacing elements or positioning means within frames, racks or packs characterised by the material
    • 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 present invention mainly relates to a power supply device for a large current used for a power source of a motor driving a vehicle such as a hybrid vehicle or an electric vehicle, or a power storage application for home use or factory use, a manufacturing method thereof, and such a method.
  • the present invention relates to a vehicle including a power supply device.
  • a cooling pipe 260 that circulates a refrigerant is disposed on the lower surface of the battery stack 205 in which the battery cells 201 are stacked, and is connected to the cooling mechanism 269.
  • the cooling pipe 260 extends and extends in the direction intersecting the stacking direction in which the battery cells 201 are stacked.
  • the cooling pipe 260 is extended in parallel with the stacking direction in which the battery cells 201 are stacked.
  • the cooling plate 261 is disposed on the lower surface of the battery stack 205, and the cooling pipe 260 is provided on the cooling plate 261, thereby removing heat from the battery stack 205 via the cooling plate 261 and cooling. I am letting.
  • JP 2009-134901 A JP 2009-134936 A JP 2010-15788 A Japanese Utility Model Publication No. 34-16929
  • a fastener such as a metal bind bar is used to fasten the stacked battery cells. Since the bind bar is arranged on the side surface of the battery stack, in the configuration in which the battery stack is surrounded by a cover case or the like, the cover case is covered from above the bind bar. There was a problem of getting bigger. In particular, power supply devices for in-vehicle use are required to be as small and light as possible because of installation space.
  • the binding bar if the binding bar is to be eliminated, the battery cell cannot be fastened, and the battery stack cannot be inserted into the covering case.
  • a main object of the present invention is to provide a method of manufacturing a power supply device that can be inserted into a covering case in a state where battery cells are stacked without using a bind bar, a power supply device, and a vehicle including the power supply device. .
  • a battery stack formed by stacking a plurality of prismatic battery cells having a rectangular outer shape, And a covering case having an opening on one side for housing the battery stack, wherein the end faces on both sides of the battery stack are bound to one or more in a state where the rectangular battery cells are stacked.
  • the battery stack In the state of pressing and clamping with a jig, and in the state of being clamped with the one or more binding jigs, the battery stack is positioned in an opening portion opened on one surface of the covering case, and the single or plural A step of inserting the battery stack from the opening of the covering case while releasing the pressing of the binding jig.
  • the battery stack can be pushed into the covering case in a stacked state without using a bind bar.
  • the one or more binding jigs are arranged in order from the bottom in the height direction, the first binding jig, the second binding jig, and the third binding jig.
  • an end plate can be disposed on the end surface of the battery stack.
  • the battery stack is sandwiched through the end plate, and can be safely pressed without damaging the prismatic battery cells located on the end face with an external force.
  • the upper surface pressing jig can press the upper surface of the end plate when the battery stack is press-fitted from the upper surface. As a result, even when pressing from the upper surface of the battery stack, by receiving an external force from the end plate, it is possible to reduce the load on the rectangular battery cell and to push it into the covering case with high reliability.
  • the covering case has a frame shape opened in the vertical direction, and when the battery stack is press-fitted into the covering case, from the lower opening end.
  • the opening portion of the end face plate of the covering case can be expanded with an expansion jig.
  • a battery stack formed by stacking a plurality of prismatic battery cells having a rectangular outer shape, and one surface for storing the battery stack are opened.
  • a method of manufacturing a power supply device comprising: a covering case; and a step of inserting both end faces between a pair of rotatable rotating roller jigs in a state where the rectangular battery cells are stacked, and the battery stacking With the body inserted between the rotating roller jigs and being sandwiched between them, the pair of roller jigs are placed on each other so that the battery stack is inserted into the covering case by being positioned at one surface opening of the covering case.
  • the covering case has an open top surface that houses the battery stack, and the battery stack is positioned at the top opening of the covering case. And rotating the pair of roller jigs in opposite directions so as to lower the battery stack, lowering the battery stack while maintaining the pressed state, and lowering the battery stack from the lower end, It can be inserted into the opening of the covering case. Accordingly, the battery stack can be pressed and lowered simultaneously using a single jig, and the battery stack can be more easily and quickly pressed into the covering case without using a fastener such as a bind bar. .
  • a battery stack formed by stacking a plurality of prismatic battery cells having a rectangular outer shape, and a covering case having an open upper surface for storing the battery stack.
  • the battery stack is press-fitted into the covering case without a fastener for fastening in the stacked state.
  • a battery stack formed by stacking a plurality of prismatic battery cells having a rectangular outer shape, and a covering case having an open upper surface for storing the battery stack. , And the battery laminate is housed in the covering case, and pressure is applied in the stacking direction of the rectangular battery cells.
  • the above power supply device can be used for a vehicle including the power supply device according to the tenth aspect.
  • FIG. 1 It is a disassembled perspective view of a power supply device provided with the power supply device which concerns on Example 1 of this invention. It is a perspective view which shows the assembled battery of FIG. It is a disassembled perspective view which shows the state which removed the cooling plate from the battery laminated body of FIG. It is a disassembled perspective view which shows the battery laminated body of FIG. It is a disassembled perspective view of the battery laminated body of FIG. It is a disassembled perspective view of the battery laminated body of FIG. It is a schematic cross section which shows the example which arrange
  • FIG. 1 It is a perspective view which shows the assembled battery of FIG. It is a disassembled perspective view which shows the state which removed the cooling plate from the battery laminated body of FIG. It is a disassembled perspective view which shows the battery laminated body of FIG. It is a disassembled perspective
  • FIG. 3 is a schematic vertical sectional view showing a method for press-fitting a battery stack according to Example 1 into a covering case.
  • FIG. 10 is a schematic vertical sectional view showing a state in which the battery stack is inserted by releasing the pressing of the first binding jig in the state of FIG. 9.
  • FIG. 11 is a schematic vertical sectional view showing a state in which the battery stack is pushed in by releasing the pressing of the second binding jig from the state of FIG. 10.
  • FIG. 12 is a schematic vertical sectional view showing a state in which the battery stack is further pushed from the state of FIG. 11 and the pressing of the third binding jig is released.
  • FIG. 10 is a schematic vertical sectional view showing a state in which the battery stack is inserted by releasing the pressing of the first binding jig in the state of FIG. 9.
  • FIG. 11 is a schematic vertical sectional view showing a state in which the battery stack is pushed in by releasing the pressing of the second binding j
  • FIG. 13 is a schematic vertical sectional view showing a state in which the battery stack is further pushed in from the state of FIG. 12.
  • FIG. 14 is a schematic vertical sectional view showing a state in which the cover portion is fixed in the state of FIG. 13.
  • 4 is a flowchart illustrating a method for press-fitting a battery stack according to Example 1 into a covering case.
  • FIG. 6 is a schematic vertical sectional view showing a method for press-fitting a battery laminate according to Example 2 into a covering case. It is a block diagram which shows the example which mounts a power supply device in the hybrid vehicle which drive
  • FIG. 6 is a schematic vertical sectional view showing a method for press-fitting a battery laminate according to Example 3 into a covering case.
  • FIG. It is a schematic plan view which shows another cooling mechanism. It is a schematic plan view which shows another cooling mechanism.
  • each element constituting the present invention may be configured such that a plurality of elements are constituted by the same member and the plurality of elements are shared by one member, and conversely, the function of one member is constituted by a plurality of members. It can also be realized by sharing.
  • the contents described in some examples and embodiments may be used in other examples and embodiments.
  • FIG. 1 is an exploded perspective view of the power supply device 100
  • FIG. 2 is a perspective view showing the battery stack 5 of FIG. 1
  • FIG. 3 is an exploded perspective view with the cooling plate 61 removed from the battery stack 5 of FIG. 4
  • FIG. 5 is an exploded perspective view of the battery stack 5 of FIG.
  • This power supply device 100 is mainly mounted on an electric vehicle such as a hybrid vehicle or an electric vehicle, and is used as a power source for supplying electric power to a traveling motor of the vehicle and causing the vehicle to travel.
  • the power supply device of the present invention can be used for vehicles other than hybrid vehicles and electric vehicles, and can also be used for applications requiring high output other than electric vehicles.
  • Power supply device 100 Power supply device 100
  • the external appearance of the power supply device 100 is a box shape whose upper surface is rectangular.
  • a box-shaped outer case 70 is divided into two, and a plurality of assembled batteries 10 are accommodated therein.
  • the exterior case 70 includes a lower case 71, an upper case 72, and end plates 73 connected to both ends of the lower case 71 and the upper case 72.
  • the upper case 72 and the lower case 71 have a flange portion 74 protruding outward, and the flange portion 74 is fixed with a bolt and a nut.
  • the outer case 70 has a flange 74 disposed on the side surface of the outer case 70. Further, in the example shown in FIG.
  • the assembled battery 10 is composed of four battery stacks 5 in the example shown in FIG. That is, two battery stacks 5 are connected in the stacking direction of the rectangular battery cells 1 to form one battery stack continuous body 10B, and two battery stack continuous bodies 10B in such a connected state are arranged in parallel.
  • the assembled battery 10 is configured.
  • each battery stack 5 constituting the assembled battery 10 includes a plurality of prismatic battery cells 1, a separator 2 that interposes a plurality of prismatic battery cells 1 on the surface where the plurality of prismatic battery cells 1 are stacked, and a battery 2.
  • a pair of end plates 3 disposed on an end surface in the stacking direction of the stacked body 5 and a covering case 16 that houses a battery stacked body 5 in which a plurality of rectangular battery cells 1 and separators 2 are stacked alternately are provided. (Battery laminate 5)
  • the battery stack 5 is formed by stacking a plurality of rectangular battery cells 1 via an insulating separator 2. Further, as shown in FIG. 4, a pair of end plates 3 are arranged on both end faces of the battery stack 5. In this way, a battery stack 5 in which a plurality of prismatic battery cells 1 and separators 2 are alternately stacked by interposing a separator 2 that insulates adjacent prismatic battery cells 1 on a stacking surface of the prismatic battery cells 1. Yes.
  • Each battery stack 5 is covered with a covering case 16. Further, as shown in FIG. 3, the covering case 16 is fixed on a cooling plate 61 for cooling it. A connection structure for fixing the battery stack 5 on the cooling plate 61 is provided. (Square battery cell 1)
  • the outer can constituting the outer shape is a rectangular shape whose thickness is smaller than the width.
  • Positive and negative electrode terminals are provided on the sealing plate for closing the outer can, and a safety valve is provided between the electrode terminals.
  • the safety valve is configured to open when the internal pressure of the outer can rises to a predetermined value or more, and to release the internal gas. The increase in the internal pressure of the outer can can be stopped by opening the safety valve.
  • the unit cell constituting the rectangular battery cell 1 is a rechargeable secondary battery such as a lithium ion battery, a nickel-hydrogen battery, or a nickel-cadmium battery.
  • the battery cell used in the present invention is not limited to a rectangular battery cell, but may be a cylindrical battery cell or a rectangular battery cell in which an exterior body is covered with a laminate material or other shapes.
  • the respective rectangular battery cells 1 that are stacked to form the battery stack 5 are connected in series by connecting adjacent positive and negative electrode terminals with a bus bar 6.
  • the assembled battery 10 in which the adjacent rectangular battery cells 1 are connected in series can increase the output voltage and increase the output.
  • an assembled battery can also connect adjacent square battery cells in parallel, or a combination of series and parallel.
  • the rectangular battery cell 1 is manufactured with a metal outer can.
  • an insulating separator 2 is sandwiched between the adjacent rectangular battery cells 1 in order to prevent short-circuiting of the outer can of the rectangular battery cell 1.
  • the outer can of the rectangular battery cell can also be made of an insulating material such as plastic. In this case, since it is not necessary for the rectangular battery cell to insulate and laminate the outer can, the separator can be made of metal or the separator can be made unnecessary. (Separator 2)
  • the separator 2 is a spacer for laminating adjacent rectangular battery cells 1 electrically and thermally.
  • the separator 2 is made of an insulating material such as plastic, and is disposed between the adjacent rectangular battery cells 1 to insulate the adjacent rectangular battery cells 1. (End plate 3)
  • a pair of end plates 3 are arranged on both end faces of the battery stack 5 in which the prismatic battery cells 1 and the separators 2 are alternately stacked, and the battery stack 5 is formed by the pair of end plates 3. It is pinched.
  • the end plate 3 is made of a material that exhibits sufficient strength, for example, metal.
  • the end plate 3 has a fixing structure for fixing to the lower case 71 shown in FIG.
  • the end plate can be manufactured from a resin material, or can be manufactured by reinforcing an end plate made of resin with a metal member. (Coating case 16)
  • the battery stack 5 is press-fitted into the covering case 16 as shown in FIG.
  • the battery cell 1 is inserted into the covering case 16 while keeping the battery cell 1 in a laminated state, that is, in a state where the battery laminated body 5 is constrained to have a certain thickness or less in the lamination direction.
  • the covering case 16 is formed in a bottomed box shape having an open upper surface, as shown in the exploded perspective view of FIG.
  • the covering case 16 is made of metal to enhance heat dissipation and to enhance heat conduction at the joint surface with the cooling plate 61.
  • the inner surface of the covering case 16 is insulated to insulate the stacked rectangular battery cells 1.
  • the heat conductive sheet 12 having insulating properties and heat conductivity can be arranged on the bottom surface of the covering case 16.
  • the covering case is made of metal, but may be made of resin or the like if sufficient strength can be maintained.
  • thermal conductivity can also be improved by insert-forming a metal plate in the resin-made covering case.
  • a fiber sheet, a mica sheet, etc. can be utilized suitably for resin.
  • the battery stack 5 is waterproofed by a covering case 16. Thereby, the penetration
  • a cooling system that takes heat away from the prismatic battery cells by heat exchange using a refrigerant is used as a cooling system for the prismatic battery cells, cooling can be performed more efficiently, but the cooling part is kept at a relatively low temperature for high cooling performance. As a result, the temperature may drop below the dew point, and moisture in the air present around the battery stack may be cooled and condensed on the surface of the prismatic battery cell. Therefore, the cover case is not simply made waterproof, but has a waterproof structure for protecting the surface of the battery stack surrounded by the cover case from such water droplets. (Buffer member 18)
  • a buffer member 18 is disposed between the battery stack 5 and the covering case 16 as shown in the cross-sectional view of FIG. 7. That is, the buffer member 18 is filled in the gap between the battery stack 5 and the covering case 16, and the situation in which moisture in the air existing in the gap is condensed to adversely affect the battery stack 5 is avoided. .
  • the periphery of the battery stack 5 is covered with a resin as the buffer member 18.
  • the resin is injected between the battery stack 5 and the covering case 16 by surrounding the battery stack 5 with the covering case 16. This eliminates the gap between the battery stack 5 and the covering case 16, thereby avoiding a situation where the surface of the battery stack 5 is dewed and adversely affected.
  • a filler as a buffer member 18 is filled in a gap between the battery stack 5 within a region surrounded by the covering case 16. Yes.
  • a waterproof structure is obtained in which the periphery of the battery stack 5 is waterproof as shown in FIG. (Filler)
  • Urethane resin can be suitably used as the filler.
  • the filler By potting with the filler as described above, gaps are eliminated, the surface of the rectangular battery cell 1 is protected, and conduction and corrosion due to condensation can be avoided.
  • the resin can be injected under pressure. After filling the resin, it is dried until the resin is completely cured. (Water absorption sheet)
  • a water absorbing sheet can be used as the buffer member 18.
  • the water-absorbing sheet is a sheet material having a hygroscopic property and a water-absorbing property composed of a polymer material or the like, and thus, condensation can be avoided at a low cost with a simple configuration without obtaining a complicated process such as potting.
  • the buffer member 18 is not limited to this, and a structure such as a packing structure, an O-ring, a sealing structure using a gasket, a sheet-like elastic member or other potting material, or a battery stack can be used as appropriate. . (Cover 24)
  • the upper surface is closed with the cover 24 as shown in FIG.
  • it is fixed to the upper surface of the covering case 16 via packing or the like.
  • a gas duct 26 communicating with the safety valve of the rectangular battery cell 1 is provided on the inner surface of the cover portion 24.
  • the bus bar 6 can also be insert-molded in the cover part 24, and by joining the cover part 24 to the top surface of the battery stack 5, the electrode terminals of the respective rectangular battery cells 1 can be connected together. It becomes possible.
  • a circuit board on which a control circuit for controlling the power supply device 100 is mounted is disposed on the upper surface of the cover portion 24. Further, the circuit board may be integrally provided in the cover portion.
  • the covering case 16 can also seal a fitting part airtightly, using the member which comprises each surface as a fitting structure.
  • a fitting structure a packing, an O-ring, a gasket or the like can be used, and the covering case 16 can be sealed. (Linked structure)
  • the battery stack 5 and the cooling plate 61 have a connection structure for fixing the battery stack 5 on the cooling plate 61.
  • the connection structure includes a connection bar 50 ⁇ / b> B.
  • the connecting bar 50B is a U-shaped metal plate that extends in the vertical direction on the side surface of the cover portion 24, and is locked to the upper surface of the covering case 16 and to the bottom surface of the cooling plate 61, It is fixed by screwing.
  • the cooling plate 61 is fixed to the bottom surface of the covering case 16 by the connecting bar 50B. (Connection bar 50B)
  • the connecting bar 50 ⁇ / b> B has a shape in which the strip strip is bent in a substantially U shape in a cross-sectional view.
  • the strip strip is made of, for example, a metal plate so as to exhibit sufficient strength. Preferably, the strength is improved by forming a step on the surface of the strip.
  • the length of the connecting bar 50 ⁇ / b> B is a substantially U-shaped bent portion that is large enough to sandwich the height of the cover portion 24 on the top surface of the covering case 16 and the cooling plate 61 on the bottom surface. In this manner, the plate connecting portion can be easily added to the cooling plate 61 by using the connecting bar 50B. In particular, a coupling mechanism can be added without complicating the shape of the cooling plate 61 having a refrigerant circulation function or the like. (Cooling mechanism 69)
  • the cooling plate 61 is connected to a cooling mechanism.
  • the cooling mechanism includes, for example, a refrigerant circulation mechanism.
  • FIG. 8 shows an example of such a refrigerant circulation mechanism.
  • the battery stack 5 in which a plurality of rectangular battery cells 1 are stacked is disposed on the upper surface of the cooling plate 61.
  • the cooling plate 61 is disposed in a thermally coupled state to the rectangular battery cells 1 constituting the battery stack 5.
  • the cooling plate 61 is provided with a cooling pipe 60 as a refrigerant pipe through which the refrigerant flows, and the cooling pipe 60 is connected to a cooling mechanism 69.
  • the power supply device can also cool each member such as an electronic circuit disposed on the end face of the battery stack.
  • the cooling plate 61 including the cooling pipe 60 that circulates the refrigerant therein is brought into contact with the bottom surface of the covering case 16 to be cooled, so that the heat dissipation is improved and the power supply device can be stably supplied even at high output. Can be available. (Cooling plate 61)
  • the cooling plate 61 is a heat radiator that conducts heat of the rectangular battery cell 1 to dissipate it to the outside.
  • the cooling plate 61 incorporates a cooling pipe 60 that is a refrigerant pipe made of copper, aluminum, or the like that circulates a liquefied refrigerant that is a cooling liquid as a heat exchanger.
  • the cooling pipe 60 is thermally coupled to the upper surface plate of the cooling plate 61, and a heat insulating material is disposed between the cooling plate 60 and the bottom plate to insulate the space from the bottom plate.
  • the cooling plate 61 can be composed of only a metal plate. For example, it is made into the shape excellent in heat dissipation and heat transfer property, such as a metal body provided with a radiation fin. Or you may utilize not only metal but the heat-transfer sheet
  • the cooling plate 61 is cooled by supplying the coolant from the cooling mechanism 69 to the refrigerant piping provided inside.
  • the cooling plate 61 can cool the cooling liquid supplied from the cooling mechanism 69 more efficiently as a refrigerant that cools the cooling plate 61 with heat of vaporization that evaporates inside the refrigerant pipe 61.
  • two battery stacks 5 are placed on each cooling plate 61. As described above, two battery stacks 5 are connected in the length direction, that is, the stacking direction of the rectangular battery cells 1 to form one battery stack continuous body 10B, and the two batteries in such a connected state are formed.
  • the stacked body 5 is supported by one cooling plate 61. Two of these battery stack continuous bodies 10B are arranged in parallel to constitute the assembled battery 10.
  • the cooling plate 61 is extended in the stacking direction of the rectangular battery cells 1, and the cooling pipe 60 piped inside is meandered so as to be folded back at the end edge, thereby forming three straight lines.
  • a cooling pipe 60 is disposed on the lower surface of the battery stack 5.
  • coolant is made common by connecting the cooling pipes 60 with battery lamination
  • a plurality of cooling pipes can be arranged on the lower surface of the battery stack, and can be divided into, for example, folded portions of the meandering cooling pipe shown in FIG. 8 to form a plurality of cooling pipes.
  • the cooling pipes may be connected to share a refrigerant path.
  • position a cooling pipe can be changed suitably.
  • the cooling plate 61 also functions as a soaking means for equalizing the temperatures of the plurality of rectangular battery cells 1. That is, by adjusting the thermal energy absorbed by the cooling plate 61 from the rectangular battery cell 1, the rectangular battery cell whose temperature is increased, for example, the rectangular battery cell in the central portion is efficiently cooled, and the temperature is decreased, for example, both ends The cooling of the rectangular battery cells is reduced, and the temperature difference between the rectangular battery cells is reduced. As a result, the temperature unevenness of the prismatic battery cells can be reduced, and a situation in which some of the prismatic battery cells are deteriorated and overcharge and overdischarge can be avoided.
  • the cooling plate 61 in the bottom face of the battery laminated body 5 was shown in FIG. 8, it is not restricted to this structure.
  • the cooling plate can be arranged on both side surfaces of the rectangular battery cell, or can be arranged only on one side surface.
  • the cooling mechanism 69 shown in FIG. 8 forcibly cools the cooling pipe 60 with the heat of vaporization of the refrigerant.
  • the cooling mechanism 69 includes a circulation pump P and a radiator 54, and a control circuit CT that controls the operation of the fan 53 of the circulation pump P and the radiator 54.
  • the circulation pump P circulates the liquid refrigerant through the refrigerant path and the radiator 54.
  • the control circuit CT detects the temperature of the battery stack 5 with a temperature sensor, and operates the circulation pump P when the detected temperature becomes higher than the set temperature.
  • the control circuit CT detects the temperature of the refrigerant with a temperature sensor, and operates the fan 53 of the radiator 54 when the temperature of the refrigerant becomes higher than a set value.
  • the refrigerant circulated through the refrigerant path by the circulation pump P is insulating oil or antifreeze. Silicon oil or the like can be used as the insulating oil.
  • the cooling with the refrigerant is used in the meaning including water cooling in which water or a coolant is circulated. (Cooling mechanism 69B according to a modification)
  • the cooling mechanism can supply a refrigerant that is vaporized inside the refrigerant path and cooled by the heat of vaporization to the refrigerant path.
  • a cooling mechanism 69B according to such a modification is shown in FIG. This refrigerant is vaporized inside the refrigerant path to cool the refrigerant path.
  • the cooled refrigerant path cools the battery stack 5 from the bottom surface.
  • the cooling mechanism 69B can cool the battery stack 5 to a low temperature.
  • the cooling mechanism 69B includes a compressor C that pressurizes the vaporized refrigerant, a condenser 57 that cools and liquefies the refrigerant pressurized by the compressor C, and supplies the refrigerant liquefied by the condenser 57 to the refrigerant path. And an inflator 58.
  • the expander 58 is, for example, a capillary tube or an expansion valve. A capillary tube or an expansion valve made of a thin tube is limited to a predetermined flow range of the refrigerant.
  • These expanders 58 are designed to have a flow rate at which all of the refrigerant is vaporized while being discharged from the refrigerant path.
  • the battery cell 1 can also be cooled by supplying the liquefied refrigerant to the refrigerant flow path, evaporating the refrigerant in the refrigerant flow path, and forcibly cooling with the heat of vaporization of the refrigerant.
  • a cooling mechanism 69B that forcibly cools the cooling plate 61B with the heat of vaporization of the refrigerant supplies the liquefied refrigerant to the cooling pipe 60B via the expansion valve 65, and vaporizes the supplied refrigerant by evaporating inside the cooling pipe 60B.
  • the cooling plate 61B is cooled by heat.
  • the vaporized refrigerant is pressurized by the compressor C, supplied to the condenser 57, liquefied by the condenser 57, and circulated through the expansion valve 65 to the refrigerant flow path of the cooling pipe 60B to cool the cooling plate 61B.
  • Cooling mechanism 69C according to a modification
  • the cooling pipe is not necessarily cooled by the heat of vaporization of the refrigerant, and for example, water cooling that circulates and cools the cooled liquid can be adopted. Further, the cooling pipe may be provided with a cooling gas passage in the interior, and the cooled gas may be cooled by forcibly blowing the cooled gas. In addition, when employing water cooling in which water or a coolant is circulated, the coolant used in the water cooling may be cooled with a refrigerant. In particular, in a vehicle power supply device, an existing cooling mechanism used for an indoor air conditioner or the like can be used for cooling the coolant. FIG. 25 shows a cooling mechanism 69C employing such a configuration.
  • the cooling mechanism 69C shown in this figure includes a first cooling mechanism 69a that cools the cooling plate 61C with a cooling liquid by water cooling, and a second cooling mechanism 69b for cooling the vehicle interior that uses a refrigerant such as an indoor air conditioner. 67 is connected.
  • a pump P a three-way valve 64, an intermediate heat exchanger 67, a heater 66, and a cooling pipe 60C are arranged in a first circulation path 65 indicated by a thick line.
  • the radiator 54B is also connected through the three-way valve 64.
  • the radiator 54B is air-cooled by outside air, and when the outside air temperature is low, the three-way valve 64 can be switched from the intermediate heat exchanger 67 to the radiator 54B side to suppress energy consumption required for cooling, such as the power of the compressor C.
  • the heater 66 is a member for adjusting the temperature by heating the coolant.
  • the second cooling mechanism 69b is provided with a compressor C, an intermediate heat exchanger 67, an evaporator 56, and a condenser 57B in a second circulation path 55B indicated by a thin line.
  • the intermediate heat exchanger 67 and the evaporator 56 are connected in parallel via expansion valves 58C and 58B, respectively.
  • a fan 53B is in close proximity to the condenser 57B. This fan 53B can also be used for heat dissipation of the radiator 54B.
  • water containing antifreeze is used as the coolant
  • HFC is used as the refrigerant.
  • the coolant can be cooled more efficiently using the existing cooling mechanism, There is an advantage that the battery block can be cooled stably. (Thermal conductive sheet 12)
  • a heat transfer member such as the heat conductive sheet 12 is interposed between the cooling plate 61 and the square battery cell 1.
  • the heat conductive sheet 12 is preferably made of an insulating material having excellent heat conductivity, and more preferably has a certain degree of elasticity. Examples of such a material include acrylic, urethane, epoxy, and silicone resins. By doing in this way, heat conduction can be maintained, electrically insulating between the battery laminated body 5 and the cooling plate 61. FIG. Moreover, it can replace with a heat conductive sheet and can also use a heat conductive paste. Furthermore, an additional insulating film can be interposed in order to reliably maintain the insulating property.
  • the cooling pipe can be made of an insulating material. When sufficient insulation is achieved in this way, the heat conductive sheet or the like may be omitted.
  • the surface of the heat conductive sheet 12 is elastically deformed, and a space is eliminated at the contact surface between the battery stack 5 and the cooling plate 61, so that the thermal coupling state can be improved satisfactorily.
  • the power supply device 100 seals the battery stack 5 to have a waterproof structure, and protects the prismatic battery cell 1 from condensation and the like.
  • the inner space can be defined by the covering case 16, and the buffer member 18 can be disposed and sealed by potting or the like. (Press-in method for battery stack)
  • step S1 as shown in FIG. 9, the prismatic battery cells 1 are stacked, and the pair of end plates 3 are disposed on the end faces, and are sandwiched by binding jigs from both end faces.
  • the binding jig is composed of three parts: a first binding jig BJ1, a second binding jig BJ2, and a third binding jig BJ3.
  • the first to third binding jigs BJ1 to BJ3 are arranged in the vertical direction on the end surface of the end plate 3, that is, the back surface side of the surface that presses the battery stack 5. Further, each binding jig is pressed from the end face so that the length of the battery stack 5 can be inserted into the opening of the covering case 16.
  • the size of the opening of the covering case 16 is set in accordance with the length in the stacking direction of the rectangular battery cells 1 of the battery stack 5 sandwiched with an appropriate pressure. Moreover, it becomes possible to press safely, without damaging a square battery cell by pinching via the end plate arrange
  • an upper surface pressing jig PJ1 and a second pressing jig PJ2 can be provided on the upper surface of the battery stack 5.
  • the upper surface pressing jig PJ1 presses the portion of the end plate 3 from the upper surface of the battery stack 5.
  • the second pressing jig PJ2 presses the middle part.
  • the upper surface pressing jig PJ1, the second pressing jig PJ2 arranged on the upper surface, the first binding jig BJ1, the second binding jig BJ2, and the third binding jig BJ3 arranged on the both side surfaces are a jig.
  • the tool control unit CR controls the pressing state, the pressing release state, the pressing force, and the like.
  • the jig control unit CR controls the pressing / releasing operation of each jig at an appropriate timing. For example, as described later, the timing of pressing the upper surface of the battery stack 5 with the upper surface pressing jig PJ1 and the second pressing jig PJ2 is synchronized with the timing when the second binding jig BJ2 and the third binding jig BJ3 are released. In addition, a smooth press-fitting operation can be performed by setting the extrusion amount for each binding jig.
  • step S2 the battery stack 5 thus sandwiched is positioned in the upper surface opening of the covering case 16, and the first binding jig BJ1 is released as shown in FIG. Then, the battery stack 5 is inserted into the opening of the covering case 16 from the lower end. In this state, since the battery stack 5 is sandwiched between the second binding jig BJ2 and the third binding jig BJ3, the length of the battery stack 5 is maintained in the pressed state as shown in FIG. 16 can be inserted.
  • step S3 the second binding jig BJ2 is released from the state shown in FIG. 11, the battery stack 5 is further lowered, and the battery stack 5 is inserted deeper into the opening of the covering case 16.
  • the battery stack 5 is sandwiched near the upper end by the third binding jig BJ3, while the vicinity of the lower end is in contact with the inner surface of the covering case 16, and resistance due to friction can occur.
  • a pressing force for pressing from the upper surface of the battery stack 5 is supplementarily applied by the upper surface pressing jig PJ1.
  • the upper surface pushing jig PJ1 can avoid a situation in which a strong stress is directly applied to the prismatic battery cell 1 by pressing the upper surface of the end plate.
  • the upper surface of the battery stack becomes a flat plane, and the prismatic battery cell 1 sandwiched between the pair of end plates is displaced. It is also preferable to provide a second pressing jig PJ2 that presses the upper surface of the prismatic battery cell 1 so that it does not protrude or project in the middle.
  • step S4 the third binding jig BJ3 is released from the state of FIG. 12, and the battery stack 5 is pressed from the upper surface by the upper surface pressing jig PJ1, and the battery stack 5 is covered as shown in FIG. Press fit into the case 16. Since the side surface of the battery stack 5 is in contact with the inner surface of the covering case 16 and resistance due to friction may occur, pressing for press-fitting is performed from the upper surface of the battery stack 5 with the upper surface pressing jig PJ1. At this time, the second pressing jig PJ2 also presses from the upper surface of the prismatic battery cell 1. Finally, as shown in FIG. 14, the upper surface of the covering case 16 is closed by the cover portion 24, and the battery stack 5 can be stored in the covering case 16.
  • the battery stack 5 press-fitted into the covering case 16 is in a state in which pressure is applied in the stacking direction of the rectangular battery cells 1 as shown in the cross-sectional view of FIG. If it is this structure, fastening members, such as a bind bar for fastening a battery laminated body, can be made unnecessary, and the outer periphery of a battery laminated body can be coat
  • fastening members such as a bind bar for fastening a battery laminated body
  • a buffer member is disposed in the gap between the covering case and the battery stack, so that condensation on the surface of the battery stack can be prevented.
  • the buffer member can avoid a situation where moisture in the air is condensed by filling the space on the surface of the battery stack with the resin, for example, by injecting resin into the gap.
  • an elastic sheet, a water absorption sheet, etc. can also be used as a buffer member.
  • the covering case can be made waterproof.
  • the battery stack is waterproofed by closing the joint surface between the cover portion covering the upper surface of the cover case and the cover case using packing or an O-ring.
  • the number of binding jigs is three, but it can be four or more. It is also possible to configure with two. Note that a configuration having a plurality of pressing portions with a single binding jig is also included in the plurality of band jigs referred to in this specification.
  • Example 2 it is also possible to insert the battery stack from the lower surface of the covering case by inverting the upper and lower sides of the covering case shown in Example 1, opening the lower surface of the covering case.
  • the covering case it is sufficient for the covering case to have at least one open surface so that the battery stack can be inserted.
  • the battery case was press-fitted from the top opening with the covering case as a bottomed box shape.
  • the covering case it is also possible to use a cylindrical form in which not only the upper surface but also the lower surface is opened as the covering case.
  • press-fitting can be performed more smoothly by opening the lower surface side of the covering case in addition to press-fitting in the same manner as in the first embodiment.
  • This method will be described as a second embodiment with reference to FIG.
  • the pair of end face plates 16c of the opposing covering case 16B are locked on the lower surface side of the covering case 16B using the expanding jig OJ, and pulled in directions opposite to each other, that is, in the direction of expanding the opening. It is forcibly opened.
  • the press-fitting method of Example 2 can be performed in substantially the same manner as in Example 1.
  • the battery stack 5 When the battery stack 5 is inserted into the cover case 16B and press-fitted, it is covered from the lower opening end with the expansion jig OJ.
  • the end plate 16c of the case 16B is pulled with the expansion jig OJ so as to expand the opening.
  • the frictional force between the inner surface of the covering case 16B and the battery stack 5 can be reduced to facilitate press-fitting. .
  • the battery stack 5 is pressed using the binding jig, while the battery stack 5 is press-fitted into the covering case 16 using the upper surface pressing jig.
  • An example of performing the above with individual jigs has been described. However, it is not limited to this method, and clamping and pressing can be performed with a common jig. Such an example will be described as Example 3 based on the schematic vertical sectional view of FIG.
  • a pair of rotatable rotating roller jigs RJ are disposed on both end faces of the battery stack 5.
  • the rotating roller jig RJ includes a pair of elliptical or flat rotating bodies that are long in the vertical direction and whose surfaces are covered with an elastic member or the like.
  • the battery stack 5 can be sandwiched from both sides by inserting the battery stack 5 between the pair of rotating roller jigs RJ configured as described above. Further, by rotating the pair of rotating roller jigs RJ in opposite directions, the battery stack 5 can be sent downward while being sandwiched. In other words, the battery stack 5 can be lowered while maintaining the sandwiched posture. For this reason, prior to the rotation of the rotating roller jig RJ, the battery case 5 can be guided into the cover case 16 while maintaining the clamping state by arranging the case 16 below the battery layer 5. With this method, the battery stack 5 can be smoothly lowered while being sandwiched in the lateral direction. Moreover, you may make it press from upper direction together using an upper surface pressing jig etc. as needed.
  • the battery stack 5 is sandwiched between the rotating roller jigs RJ that are spaced apart from each other in a state where the rotation is stopped, and the rotating roller jig RJ is moved on the covering case 16 and then rotated.
  • a pair of rotating roller jigs RJ is fixed in advance above the covering case 16 with a width that allows the battery stack 5 to be sandwiched in advance, and the rotating battery jig RJ is rotated and the battery stack is viewed from above.
  • the battery stack 5 can be pushed downward and guided into the covering case 16 while being pressed. With this method, there is an advantage that the battery stack 5 can be guided into the covering case 16 in a short time.
  • the battery stack 5 can be continuously sandwiched and press-fitted, a complicated operation as in the first embodiment is not required, and the battery stack 5 can be smoothly covered with a series of operations using the rotating roller jig RJ. 16 can be press-fitted. In some cases, the battery stack 5 may be inserted into the covering case 16 as it is without forcibly pressing it from above.
  • the above power supply apparatus can be used as a vehicle-mounted power supply.
  • a vehicle equipped with a power supply device an electric vehicle such as a hybrid vehicle or a plug-in hybrid vehicle that runs with both an engine and a motor, or an electric vehicle that runs only with a motor can be used, and is used as a power source for these vehicles . (Power supply for hybrid vehicles)
  • FIG. 17 shows an example in which a power supply device is mounted on a hybrid vehicle that runs with both an engine and a motor.
  • a vehicle HV equipped with the power supply device shown in this figure includes an engine 96 and a travel motor 93 that travel the vehicle HV, a power supply device 100 that supplies power to the motor 93, and a generator that charges a battery of the power supply device 100.
  • the power supply apparatus 100 is connected to a motor 93 and a generator 94 via a DC / AC inverter 95.
  • the vehicle HV travels by both the motor 93 and the engine 96 while charging / discharging the battery of the power supply device 100.
  • the motor 93 is driven to drive the vehicle when the engine efficiency is low, for example, during acceleration or low-speed driving.
  • the motor 93 is driven by power supplied from the power supply device 100.
  • the generator 94 is driven by the engine 96 or is driven by regenerative braking when the vehicle is braked to charge the battery of the power supply device 100. (Power
  • FIG. 18 shows an example in which a power supply device is mounted on an electric vehicle that runs only with a motor.
  • a vehicle EV equipped with the power supply device shown in FIG. 1 is a motor 93 for running the vehicle EV, a power supply device 100 that supplies power to the motor 93, and a generator 94 that charges a battery of the power supply device 100.
  • the motor 93 is driven by power supplied from the power supply device 100.
  • the generator 94 is driven by energy when regeneratively braking the vehicle EV and charges the battery of the power supply device 100. (Power storage device for power storage)
  • this power supply device can be used not only as a power source for a moving body but also as a stationary power storage facility.
  • a power source for home and factory use a power supply system that is charged with sunlight or midnight power and discharged when necessary, or a streetlight power supply that charges sunlight during the day and discharges at night, or during a power outage It can also be used as a backup power source for driving signals.
  • FIG. The power supply apparatus 100 shown in this figure forms a battery unit 82 by connecting a plurality of battery packs 81 in a unit shape.
  • Each battery pack 81 has a plurality of prismatic battery cells 1 connected in series and / or in parallel.
  • Each battery pack 81 is controlled by a power controller 84.
  • the power supply apparatus 100 drives the load LD after charging the battery unit 82 with the charging power supply CP. For this reason, the power supply apparatus 100 includes a charging mode and a discharging mode.
  • the load LD and the charging power source CP are connected to the power supply device 100 via the discharging switch DS and the charging switch CS, respectively.
  • ON / OFF of the discharge switch DS and the charge switch CS is switched by the power supply controller 84 of the power supply apparatus 100.
  • the power supply controller 84 switches the charging switch CS to ON and the discharging switch DS to OFF to permit charging from the charging power supply CP to the power supply apparatus 100.
  • the power controller 84 turns off the charging switch CS and turns on the discharging switch DS to discharge.
  • the mode is switched to permit discharge from the power supply apparatus 100 to the load LD.
  • the charge switch CS can be turned on and the discharge switch DS can be turned on to supply power to the load LD and charge the power supply device 100 at the same time.
  • the load LD driven by the power supply device 100 is connected to the power supply device 100 via the discharge switch DS.
  • the power supply controller 84 switches the discharge switch DS to ON, connects to the load LD, and drives the load LD with the power from the power supply apparatus 100.
  • the discharge switch DS a switching element such as an FET can be used. ON / OFF of the discharge switch DS is controlled by the power supply controller 84 of the power supply apparatus 100.
  • the power controller 84 also includes a communication interface for communicating with external devices. In the example of FIG. 19, the host device HT is connected in accordance with an existing communication protocol such as UART or RS-232C. Further, if necessary, a user interface for the user to operate the power supply system can be provided.
  • Each battery pack 81 includes a signal terminal and a power supply terminal.
  • the signal terminals include a pack input / output terminal DI, a pack abnormality output terminal DA, and a pack connection terminal DO.
  • the pack input / output terminal DI is a terminal for inputting / outputting signals from other pack batteries and the power supply controller 84
  • the pack connection terminal DO is for inputting / outputting signals to / from other pack batteries which are child packs.
  • the pack abnormality output terminal DA is a terminal for outputting the abnormality of the battery pack to the outside.
  • the power supply terminal is a terminal for connecting the battery packs 81 in series and in parallel.
  • the battery units 82 are connected to the output line OL via the parallel connection switch 85 and are connected in parallel to each other.
  • a power supply device manufacturing method, a power supply device, and a vehicle including the power supply device according to the present invention include a plug-in hybrid electric vehicle, a hybrid electric vehicle, and an electric vehicle that can switch between an EV traveling mode and an HEV traveling mode. Can be suitably used. Also, a backup power supply device that can be mounted on a rack of a computer server, a backup power supply device for a wireless base station such as a mobile phone, a power storage device for home use and a factory, a power supply for a street light, etc. Also, it can be used as appropriate for applications such as a backup power source such as a traffic light.
  • SYMBOLS 100 Power supply device 1 ... Square battery cell 2 ... Separator 3 ... End plate 5 ... Battery laminated body 6 ... Bus bar 10 ; Battery assembly 10B ... Battery laminated continuous body 12 ... Thermal conductive sheet 16, 16B ... Covering case; 16c ... End plate 18 ... Buffer member 24 ... Cover portion 26 ... Gas duct 50B ... Connecting bars 53, 53B ... Fans 54, 54B ... Radiator 55B ... Second circulation path 56 ... Evaporator 57, 57B ... Condenser 58 ... Expander; 58B, 58C ... expansion valves 60, 60B, 60C ... cooling pipes 61, 61B, 61C ... cooling plate 64 ...

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  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Secondary Cells (AREA)
  • Battery Mounting, Suspending (AREA)

Abstract

La présente invention réduit la taille et le poids d'un dispositif de source d'alimentation, et permet à des éléments de batterie carrés empilés d'être insérés à l'intérieur d'un boîtier de revêtement sans utiliser de barre de liaison. A cet effet, l'invention porte sur un procédé pour produire un dispositif de source d'alimentation, lequel procédé comprend : une étape pour prendre en sandwich les deux surfaces d'extrémité d'éléments de batterie carrés empilés (1) à l'aide d'un premier outil de liaison (BJ1), d'un deuxième outil de liaison (BJ2) et d'un troisième outil de liaison (BJ3) disposés à partir du fond dans ledit ordre dans la direction de la hauteur ; une étape consistant à positionner un empilement de batteries (5) sur l'ouverture de surface supérieure d'un boîtier de revêtement (16) tout en prenant en sandwich l'empilement de batteries (5) à l'aide du premier outil de liaison (BJ1), du deuxième outil de liaison (BJ2) et du troisième outil de liaison (BJ3) et à abaisser l'empilement de batteries (5) par libération du premier outil de liaison (BJ1), et à insérer l'empilement de batteries (5) dans l'ouverture du boîtier de revêtement (16) à partir de l'extrémité inférieure de l'empilement de batteries (5) ; une étape consistant à abaisser l'empilement de batteries (5) encore davantage par libération du deuxième outil de liaison (BJ2) et à insérer de façon continue l'empilement de batteries (5) dans le boîtier de revêtement (16) ; et une étape consistant à libérer le troisième outil de liaison (BJ3), à presser la surface supérieure de l'empilement de batteries (5) à l'aide d'un outil de pression de surface supérieure (PJ1), et à adapter par pression l'empilement de batteries (5) dans le boîtier de revêtement (16).
PCT/JP2012/058485 2011-03-31 2012-03-29 Procédé pour produire un dispositif de source d'alimentation, dispositif de source d'alimentation et véhicule comportant un dispositif de source d'alimentation WO2012133711A1 (fr)

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JP2018049803A (ja) * 2016-09-23 2018-03-29 トヨタ自動車株式会社 電池スタックの搭載方法
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CN111477779A (zh) * 2019-01-23 2020-07-31 丰田自动车株式会社 电池装置
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JP2014137930A (ja) * 2013-01-17 2014-07-28 Mitsubishi Heavy Ind Ltd 電池システム
WO2014208020A1 (fr) * 2013-06-28 2014-12-31 三洋電機株式会社 Dispositif accumulateur d'électricité auxiliaire d'équipement électrique monté dans un véhicule et voiture équipée du dispositif accumulateur d'électricité auxiliaire d'équipement électrique
CN105164830A (zh) * 2013-06-28 2015-12-16 三洋电机株式会社 车载用电器辅助蓄电装置和具有该电器辅助蓄电装置的车辆
JPWO2014208020A1 (ja) * 2013-06-28 2017-02-23 三洋電機株式会社 車載用の電装予備蓄電装置及びこの電装予備蓄電装置を備える車両
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WO2016015958A1 (fr) * 2014-07-31 2016-02-04 Bayerische Motoren Werke Aktiengesellschaft Module de batterie
JP2018049803A (ja) * 2016-09-23 2018-03-29 トヨタ自動車株式会社 電池スタックの搭載方法
US11302980B2 (en) * 2018-02-16 2022-04-12 Toyota Material Handling Manufacturing Sweden Ab Arrangement for assembling rechargeable batteries into a battery module and a battery module
CN110165101A (zh) * 2018-02-16 2019-08-23 丰田材料处理制造瑞典公司 用于将可充电电池单元组装成电池模块的装置和电池模块
JP7315544B2 (ja) 2018-10-05 2023-07-26 エルジー エナジー ソリューション リミテッド 溶接不良を防止することができる電池パックフレームを含む電池パック及びこれを製造するための押圧ジグ
JP2021503151A (ja) * 2018-10-05 2021-02-04 エルジー・ケム・リミテッド 溶接不良を防止することができる電池パックフレームを含む電池パック及びこれを製造するための押圧ジグ
US11909062B2 (en) 2018-10-05 2024-02-20 Lg Energy Solution, Ltd. Battery pack comprising battery pack frame capable of preventing welding defect and pressing jig for preparing the same
EP3848994A4 (fr) * 2018-10-05 2022-03-16 LG Energy Solution Ltd. Bloc-batterie comprenant un cadre de bloc-batterie permettant de prévenir une rupture de soudure, et gabarit de presse pour sa fabrication
US11437675B2 (en) 2018-12-25 2022-09-06 Honda Motor Co., Ltd. Cell structure of solid state battery
CN111370609A (zh) * 2018-12-25 2020-07-03 本田技研工业株式会社 固体电池的单元结构、和固体电池的制造方法
CN111477779A (zh) * 2019-01-23 2020-07-31 丰田自动车株式会社 电池装置
EP3694019A1 (fr) * 2019-02-08 2020-08-12 SK Innovation Co., Ltd. Module de batterie et son procédé de fabrication
US11456504B2 (en) 2019-02-08 2022-09-27 Sk Innovation Co., Ltd. Battery module including upper cover integrated with side covers fastened to lower cover, and manufacturing method thereof
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