Abstract: A producing method of a power storage device includes roll pressing a mixture laminated portion of a wide strip-shaped electrode plate, non-laminated-portion stretching of stretching a pair of mixture non-laminated portions of the wide strip-shaped electrode plate in a longitudinal direction, laminated-portion stretching of stretching a pair of mixture non-laminated-portion-side sections of the mixture laminated portion located on the mixture non-laminated portion side, cutting the wide strip-shaped electrode plate at a center of a width direction in the longitudinal direction to divide into two strip-shaped electrode plates, winding up the two strip-shaped electrode plates around winding cores with applying tensile force in the longitudinal direction in a roll-like shape to form electrode rolls, and storing each of the electrode rolls.

Abstract: The present application discloses a battery module, a battery pack, an apparatus, and a method and device for manufacturing a battery module. The battery module includes n first-type battery cells and m second-type battery cells, n?1, m?1, and the n first-type battery cells and them second-type battery cells are arranged and satisfy: VED1>VED2, ?F1>?F2, and (?F1×n+?F2×m)/(n+m)?0.8×?F1, where VED1, VED2, ?F1 and ?F2 are respectively defined in the description.

Abstract: An inspection device is a device that inspects the position of an electrode plate in a multilayer body, which is obtained by bonding a separator and the electrode plate to each other by means of an adhesive, from the separator side. This inspection device is provided with: an infrared light irradiation unit that irradiates the multilayer body, from the separator side, with infrared light that has a peak wavelength within the range of from 6.5 ?m to 9.6 ?m; a camera that takes an image of the infrared light that transmits through the separator and is reflected by the electrode plate; and a detection unit that detects the position of the electrode plate.

Abstract: A negative electrode cutting drum that cuts a negative electrode single plate to a first width to produce a negative electrode plate, and conveys said negative electrode plate; a negative electrode heating drum that heats the negative electrode plate; a positive electrode cutting drum that cuts a positive electrode single plate to a second width to produce a positive electrode plate, and conveys said positive electrode plate; a positive electrode heating drum that heats the positive electrode plate; a bonding drum; a separator cutting drum that cuts to a third width a first separator single plate and a second separator single plate of a laminate bonded by the bonding drum; and a lamination drum that laminates the cut laminates on a lamination stage. The rectangular lamination stage is provided, at the four corners, with a plurality of protuberances for pressing and holding the laminate on the stage surface.

Abstract: The invention relates to a method for producing an electrode stack from anodes (4) and cathodes (6) for a lithium-ion battery, in particular of an electrically driven motor vehicle, in which the cathodes (6) are provided in a first magazine (8) and are transported without grippers only in a first direction (R1) from the first magazine (8) into a chamber (12), in which the anodes (4) are provided in a second magazine (10) and are transported without grippers only in a second direction (R2) from the second magazine (10) into a chamber (12), wherein the cathodes (6) and anodes (4) are stacked alternately in the chamber (12), and in which the alternately stacked cathodes (6) and anodes (4) are aligned with one another, and pressed against one another, in the chamber (12). The invention also relates to an apparatus (16) for producing such an electrode stack (2).

Abstract: An apparatus for manufacturing an electrode assembly includes a separator supply unit, a table, a separator guide, and a pair of upper adhesive supply units. The separator supply unit is configured for supplying a separator sheet from which a separator is formed. The table is configured for supporting an electrode and a portion of the separator sheet. The separator guide is configured for guiding the separator sheet to fold in a particular folding direction. The pair of upper adhesive supply units are configured for applying an adhesive to at least a part of an uppermost electrode supported by the table. The separator guide and the pair of upper adhesive supply units are configured for translation over and relative to the table. The electrode assembly is manufactured by a process using the apparatus.

Abstract: The present disclosure provides laminating equipment, method and a laminated structure, and relates to the technical field of jelly roll manufacturing. The laminating equipment includes a transferring mechanism and a carrying mechanism. The transferring mechanism is configured to transfer a composite bi-cell belt downward, wherein the composite bi-cell belt has thereon a plurality of composite bi-cell units, and two adjacent composite bi-cell units are connected to each other through a bending section. The carrying mechanism has a laminating plane, and the plurality of the composite bi-cell units are laminated one by one on the laminating plane, thereby forming a laminated structure.

Abstract: An electrode assembly for a secondary battery includes at least one positive electrode and at least one negative electrode alternately stacked in a state in which a separator is interposed therebetween. The positive electrode includes a first positive electrode having a single positive electrode tab and a second positive electrode having two or more positive electrode tabs. The negative electrode includes a first negative electrode having a single negative electrode tab and a second negative electrode having two or more negative electrode tabs. The output of the electrode assembly is adjustable.

Abstract: A power supply device includes battery stack having a plurality of battery cells and extended in one direction, and insulating cover part covering one surface of battery assembly extended in one direction. Cover part includes, in the extending direction, a plurality of fixtures for fixing to the upper surface side of battery assembly, and cover part includes metal core material.

Abstract: A method of moulding (10; 20) and apparatus (108; 208; 308) therefor, in which a workpiece (100) is preheated and/or post-cooled before and/or after a moulding process, allowing optimal use of the tool for high precision moulding operations.

Abstract: A battery state detection device including a battery post terminal, a case accommodating a circuit board including a current sensing circuit that senses a current by being electrically connected to the battery post terminal, and a harness connection part provided on the case, the harness connection part being capable of having a harness connected thereto, in which the battery post terminal includes a holding part held on one of faces of the case, and an insert part provided in a region from the holding part along a face adjacent to the one of the faces of the case, the battery post terminal contacts the case via at least two faces, the two faces including the one of the faces and the face adjacent to the one of the faces, and the case includes a fitting part, the fitting part being adapted to fit around the insert part by accommodating the insert part.

Abstract: Various techniques are provided to assemble, manufacture, and use a power source. A power source assembly system is provided to apply a compressive force on a plurality of battery cells so that the battery cells may be inserted into a compact container without damaging the battery cells.

Abstract: An apparatus for manufacturing the electrode assembly, in which an electrode and a separator are alternately stacked on a stack table, and the separator is folded in a zigzag shape so that the electrode is disposed between the folded separators to manufacture the electrode assembly, has a separator supplier configured to supply the separator to the stack table, and a separator tension adjuster configured to constantly adjust tension of the separator supplied to the stack table. The separator supplier comprises a separator winding roll around which the separator is wound, and the separator tension adjuster adjusts a supply height of the separator winding roll to adjust the tension of the separator.

Abstract: An apparatus for manufacturing a bagged electrode includes a conveying unit, a first bonding unit, a second bonding unit, and a separating unit. The conveying unit conveys an electrode in a manner interposed between a pair of long separator materials unwound from a pair of rolls. The first bonding unit bonds the pair of long separator materials outside the electrode along a conveyance direction without stopping conveyance of the electrode and the pair of long separator materials. The second bonding unit bonds the pair of long separator materials outside the electrode along a direction intersecting the conveyance direction without stopping conveyance of the electrode and the pair of long separator materials. The separating unit cuts the pair of long separator materials along the direction intersecting the conveyance direction to cut off the bagged electrode without stopping conveyance of the electrode and the pair of long separator materials.

Abstract: An electrode core encasing apparatus includes a main power mechanism, a housing fixing mechanism, an encasing mechanism, and an electrode core fixing mechanism. The housing fixing mechanism is disposed on one side of the encasing mechanism, which is located between the housing fixing mechanism and the electrode core fixing mechanism. The encasing mechanism includes an encasing mechanism body and an XY floating slide block. Two ends of the XY floating slide block are connected to the main power mechanism and the encasing mechanism body, respectively. The XY floating slide block is configured to drive the encasing mechanism body to slide freely relative to the main power mechanism, so as to adjust a relative position between the housing and the electrode core. The main power mechanism is configured to drive the housing fixing mechanism and the encasing mechanism to move to sleeve the electrode core into the housing.

Abstract: Provided is a technique capable of improving impregnation efficiency of a nonaqueous electrolyte into an electrode body. A manufacturing method herein disclosed includes producing a negative pressure in an inside of a battery case; introducing a nonaqueous electrolyte into the inside of the battery case; establishing communication between the inside of the battery case and external atmosphere; temporarily sealing a solution introduction port using a first sealing member, impregnating the electrode body with a nonaqueous electrolyte; opening the solution introduction port; and, sealing the solution introduction port using a second sealing member. Herein, the first sealing member includes an air permeable film. Air permeation is enabled between the inside of the battery case after the temporary sealing and external atmosphere. The permeability of a vapor derived from the nonaqueous electrolyte with respect to the film is smaller than the permeability of water vapor.

Abstract: Presented are metalworking systems for forming metallic workpieces, methods for making/operating such metalworking systems, and battery module cell tabs bent by a multistage cluster-and-bend press. A metalworking system includes a grouping tool and a contouring tool that both align adjacent a workpiece support structure, such as a base plate of a battery module housing buttressing a stack of battery pouch cells. The grouping tool, which may include a first reciprocating plunger or plunger head, presses together a stack of metallic workpieces to thereby form a workpiece set having a first bend profile and a first length. The contouring tool, which may include a second reciprocating plunger or a pair of plunger fingers mounted on the plunger head, is attached to the grouping tool and bends the workpiece set to a second bend profile, distinct from the first bend profile, and a second set length, shorter than the first set length.

Abstract: A learned model generation method involves: outputting, when it is determined that the sequence of the positions of a first end surface of a first sheet material indicated by first data intersects with the sequence of the positions of a second end surface of a second sheet material indicated by second data, information indicating that a roll is defective and that the defect is caused by a first feed reel or a first affixing roller; and generating a facility state diagnosis model by using the first data and the second data read before preservation of the first feed reel when it is determined that a first difference between a first defect rate of the roll before the preservation of the first feed reel and a second defect rate of the roll after the preservation of the first feed reel is equal to or larger than a prescribed value.

Abstract: First data indicating a position of a first end surface of a first sheet material and second data indicating a position of a second end surface of a second sheet material are acquired from an inspection machine, and information indicating that a winding body has a defect and a cause of the defect is any of a plurality of winding cores is output to a display for maintenance in a case where continuous positions of the first end surface indicated by the first data and continuous positions of the second end surface indicated by the second data are tilted with respect to reference lines.

Abstract: Disclosed are an apparatus and method for inspecting appearance of secondary batteries, in which a plurality of secondary batteries arranged in a lateral direction are rotated at a time, a photographed image obtained by a camera according to rotated angles is divided into individual image sections where the secondary batteries are respectively photographed, and an inspection image is generated by combining the individual image sections according to the photographed images of one secondary battery.

Abstract: Systems, methods, and other implementations described herein relate to a battery for use in a battery cell assembly that facilitates pack manufacturing. In one embodiment, the battery cell assembly includes a first battery cell having two electrical tabs extending from the first battery cell. The battery cell assembly also includes a second battery cell positioned substantially adjacent to the first battery cell and having two electrical tabs extending from the second battery cell. Additionally, the electrical tabs of the first and second battery cells are prebent. The battery cell assembly further includes a busbar operatively connected to the electrical tabs of the first and second battery cells.

Abstract: Batteries according to embodiments of the present technology may include a first battery cell including a first body characterized by a first length and a first width, and a first tab extending from an edge of the first body. The first tab may be characterized by a width less than the first width of the first body. The batteries may also include a second battery cell stacked below the first battery cell. The second battery cell may include a second body characterized by a second length and a second width, and a second tab extending from an edge of the second body. The second tab may be characterized by a width less than the second width of the second body. The second tab may also be characterized by a width greater than the width of the first tab providing an extension of the second tab protruding from below the first tab.

Abstract: An attachment assembly with a battery module, a cooling device, and an attachment device for attaching the battery module to the cooling device. The battery module is arranged on the cooling device. A heat-conducting element is arranged between the battery module and the cooling device. The battery module has a first attachment component. The attachment assembly has a second attachment component, which is provided by a part of the cooling device or is connected to the cooling device. The first attachment component is attached to the second attachment component by the attachment device.

Abstract: Provided is a battery pack including a plurality of battery cells for generating electrical energy; a lead frame for electrically connecting the plurality of battery cells; a sensor for measuring a status of at least one of the plurality of battery cells; and a wiring member for connecting the sensor and at least one of the plurality of battery cells, wherein the wiring member includes a wiring portion; and a fuse portion having a width smaller than that of the wiring portion.

Abstract: A method for producing a traction battery of a motor vehicle. A battery housing of the traction battery has a receptacle for receiving a cell module. It is provided that support surfaces for supporting the cell module spaced apart from a bottom of the battery housing are formed on walls of the battery housing delimiting the receptacle compartment, and that a distance between the support surfaces and the base is measured, an amount of heat conducting calculated from the distance is applied to the bottom, and then the cell module is inserted into the receptacle compartment supported on the support surfaces.

Abstract: A battery cast-on-strap machine unloading apparatus includes a first and a second unit. Each unit includes a rotary drive mechanism; and, a pinion co-axial with and directly driveable by the rotary drive mechanism. The apparatus further includes an elongate rack. The rack includes teeth along a first side and an opposing second side. The first and second units are mounted adjacent to each other on the rack. Operation of each drive mechanism causes rotation of the respective pinion to be converted into linear motion of the respective unit along the rack. Adjacent rotary drive mechanisms are located on opposing sides of the rack, such that the pinion of the first unit meshes with the teeth along the first side of the rack, and the pinion of the adjacent second unit meshes with the teeth along the opposing second side of the rack.

Abstract: According to one embodiment, an electrospinning apparatus deposits a fiber on an electrode. The apparatus includes a transport section and a fiber deposition section. The transport section transports electrodes. The fiber deposition section deposits the fiber on first and second surfaces of the electrodes. The electrodes include coated and uncoated portions. The transport section transports the electrodes in a third direction in the fiber deposition section. The electrodes include first and second electrodes. The first electrode is positioned at one end in the second direction and transported so that the uncoated portion of the first electrode protrudes toward the one end side. The second electrode is positioned at other end in the second direction and transported so that the uncoated portion of the second electrode protrudes toward the other end side.

Abstract: There is provided an apparatus for manufacturing a cell stack for a secondary battery, the apparatus including: a stack table on which a negative electrode plate and a positive electrode plate are sequentially stacked with a separator interposed therebetween; an electrode-plate-stacking-position adjusting means; a clamping means; a drive means configured to reciprocally turn the stack table, the electrode-plate-stacking-position adjusting means, and the clamping means to both sides so that the separator supplied to the stack table is folded in a zigzag shape and the negative electrode plate and the positive electrode plate are alternately stacked between folded portions of the separator; and a support means configured to support the stack table, the electrode-plate-stacking-position adjusting means, the clamping means, and the drive means.

Abstract: A shape data group that is shape data of each of a predetermined number or more of winding bodies correlated with time information is acquired, a first defect ratio before maintenance is calculated on the basis of each shape data group of the predetermined number of winding bodies read before the maintenance, a second defect ratio after the maintenance is calculated on the basis of each shape data group of the predetermined number of winding bodies read after the maintenance, and a facility state diagnosis model is generated by using each shape data group of the predetermined number of winding bodies read before the maintenance in a case where a difference between the first defect ratio and the second defect ratio is greater than or equal to a predetermined value.

Abstract: A method of arranging articles can comprise moving a first article and a second article along a respective first lane and second lane toward a respective first output end of the first lane and second output end of the second lane, and guiding the first article from the first output end onto a stacking conveyor. The guiding the first article can comprise engaging the first article with first guide features. The method further can comprise moving the first article on the stacking conveyor past the second output end, and forming a stack by guiding the second article from the second output end onto the first article on the stacking conveyor as the stacking conveyor moves the first article past the second output end. The guiding the second article can comprise engaging the second article with second guide features. The method also can comprise moving the stack on the stacking conveyor.

Abstract: Provided is a fixed-state testing device including a pressing part that presses a battery, a load detection part that detects a pressing load with which the battery is pressed, and a determination part that determines whether the state of fixing of the battery to a retention hole is good or bad. The determination part determines the fixed state of the battery to be good when the battery is able to maintain the pressing load within a first test load range for a first pressing time and, moreover, to thereafter maintain the pressing load within a second test load range of which an upper limit load is smaller than a lower limit load of the first test load range for a second pressing time.

Abstract: In one aspect, the present disclosure relates to a liquid electrophotographic electrode ink composition comprising: a thermoplastic polymer comprising a copolymer of an olefin and acrylic acid and/or methacrylic acid; an electroactive material comprising a lithium intercalation material; a charge adjuvant, and a liquid carrier.

Abstract: The present disclosure provides a condensing plate. The condensing plate comprises a body. The body comprises a first face and a second face opposite to the first face. The first face is provided with a condensing part and a solvent storage structure. The solvent storage structure is configured to store a solvent and release, along a direction away from the second face, gas formed by the solvent after evaporation.

Abstract: The present invention provides a formation capacity-grading equipment with hot- and cold-press clamps for a soft-package lithium battery, which comprises a plurality of sets of capacity grading devices and a maintenance unit for connecting the capacity grading device, wherein the capacity grading devices are superimposed on each other to form a layered structure, and the capacity grading devices are kept to be axially parallel to each other; the maintenance unit is mounted lateral to the capacity grading devices; and the capacity grading device comprises an outer frame, a hot-press formation capacity grading hot-press clamp unit, a cold-press forming clamp unit, a charge and discharge formation control unit, a battery loading and unloading unit, a transplant manipulator unit, a production process control and detection and safety alarm unit, central controller, and a database unit.

Abstract: A sheet stacking apparatus according to an embodiment stacks first and second sheets. The first sheet includes first stacked and non-stacked parts. The second sheet includes second stacked and non-stacked parts. The first and second stacked parts are stacked to overlap in a Z-direction. The apparatus includes a first holding part holding the first sheet and a second holding part holding the second sheet. The first and second holding parts each include a frame part and a supporter. The frame part extends in an X-direction. The supporter supports the sheet in the Z-direction and provided at the frame part. The first and second holding parts are respectively configured to hold the sheets in a state in which movement of the sheets in the X-direction is regulated. The supporter is provided to be able to drop the object by releasing the supporting of the object in the Z-direction.

Abstract: A fixing device for fixing a plurality of energy storage cells arranged in parallel to each other includes a body having a hole formed through an upper surface and a lower surface thereof to accommodate a part of at least one energy storage cell; a first coupling protrusion and a first accommodation portion formed at a first side surface of the body to be spaced apart in opposite directions by the same distance from a center of the first side surface, the first coupling protrusion and the first accommodation portion being shaped to engage with each other; and a second coupling protrusion and a second accommodation portion formed at a second side surface of the body, which is opposite to the first side surface, to be spaced apart in opposite directions by the same distance from a center of the second side surface.

Abstract: The present invention relates to an apparatus for manufacturing an electrode assembly including a separator feeding unit including a first roll on which one side of a separator strip is wound and a second roll on which the other side of the separator strip is wound, wherein the first and second rolls respectively unwind the separator strip so that the separator strip is fed toward a core portion of the separator strip disposed between the first and second rolls; a separator folding unit for winding the separator strip around the core portion to form a separator spiral folded in a spiral shape about the core portion; a first electrode lamination unit for laminating first electrode members on one surface of the separator spiral; and a second electrode lamination unit for laminating second electrode members on the other surface of the separator spiral.

Abstract: A rechargeable battery pack may improve safety of the rechargeable battery pack by interrupting a high voltage of a module when a defect of a unit cell occurs. A rechargeable battery pack includes: unit cells configured to be repeatedly charged or discharged; bus bars configured to electrically connect electrode terminals of the unit cells; a housing configured to accommodate the unit cells; a first final terminal and a second final terminal configured to draw respective electrode terminals provided at outermost unit cells of the unit cells out of the housing; and a high voltage interruption device configured to be provided at the first final terminal and to electrically connect or disconnect a high voltage line according to an internal pressure generated when a defect of a unit cell of the unit cells occurs.

Abstract: Provided are an electrode aligned state inspection system and method of imaging a stacking process of an electrode plate, inspecting a position of the electrode plate, and determining whether or not a product is defective. When a misalignment occurs during the stacking process of a cathode plate, an anode plate, and a separator, an operator immediately recognizes the occurrence of the misalignment, and therefore, it is possible to improve a quality reliability of the electrode assembly. In addition, since it is determined whether or not the product is defective during a production process of the electrode assembly, an amount of waste may be reduced. The video data obtained by the imaging of the production process of the electrode assembly is automatically stored, and therefore, the data may be used as data that may be checked later when the quality is checked and the defective product is produced.

Abstract: An electrode assembly and a method for manufacturing the electrode assembly comprises a plurality of unit cells comprising a positive electrode, a negative electrode, and a separator, respectively, and a separation film folded to be disposed between the plurality of unit cells. The separation film is folded two times or more to come into contact with and surround a first unit cell, which is disposed at an initial position of the separation film, of the plurality of unit cells.

Abstract: An apparatus for separating battery plates comprising a work surface for receiving a stack of battery plates, and an alignment mechanism for aligning the battery plates on the work surface. The work surface is movable between a first position in which it is angled with respect to a horizontal plane and a second position in which it is substantially aligned with the horizontal plane. When the work surface moves between the first and second position adjacent battery plates of the stack are displaced relative to each other.

Abstract: A method of manufacturing a battery includes defining an active region and a bonding area in a first main surface of a first semiconductor substrate, forming a first ditch in the bonding area, forming an anode at the first semiconductor substrate in the active region, and forming a cathode at a carrier comprising an insulating material. The method further includes stacking the first semiconductor substrate and the carrier so that the first main surface of the first semiconductor substrate is disposed on a side adjacent to a first main surface of the carrier, a cavity being formed between the first semiconductor substrate and the carrier, and forming an electrolyte in the cavity.

Abstract: A system and method for vehicle power exchange includes both a system for exchanging a container having a power cell associated with the vehicle and an appropriate vehicle which has been adapted for vehicle power exchange. Advantageously, the system includes at least one power exchange power strip, at least one container with charged power cell associated with the power strip and wireless communication associated with the power exchange strip for communicating with a vehicle to effect power exchange. An advantageous vehicle for power exchange has a removable container with power cell, a computer processor for controlling requisite functions of the vehicle during power exchange (i.e. container exchange) and a mechanism which allows for the depositing of a container with depleted power cell and insertion of a replacement container with charged power cell into the vehicle.

Abstract: A method of manufacturing a battery pack is disclosed. The method includes placing first and second sets of battery cells in first and second battery cell holders of a battery system assembly press, placing a cooling duct in a gap between the first and second sets of battery cells, and applying a first and second forces to the first and second sets of battery cells to cause the first and second sets of battery cells to respectively press against first and second sides of the cooling duct. The method also includes, while applying the first and second forces, placing the first and second plurality of battery cells in a first tray configured to hold the first and second plurality of battery cells.

Abstract: The present invention relates to a secondary battery laminating device. The secondary battery laminating device for bonding an electrode assembly to a separator includes a transfer part transferring the electrode assembly in a state in which the electrode assembly is disposed on the separator; and a bonding part disposed on a transfer path of the transfer part to contact an entire surface of the electrode assembly and apply heat to the electrode assembly, thereby bonding the electrode assembly to the separator. Thus, a uniform pressure is applied to the electrode assembly to firmly bond the electrode assembly to the separator, thereby manufacturing a secondary battery having superior durability.

Abstract: After a separator is brought into a tension-free state, a plurality of guide members are crossed in a horizontal direction between rows of the guide members to fold the separator or a superposed body zigzag. Positive electrode plates or negative electrode plates are inserted into the resulting furrows to produce a secondary battery.

Abstract: An electrode assembly for use in a battery may include a mandrel and one or more insulative portions. The insulative portions may be formed about and may extend from one or more end regions of a battery mandrel. Further, insulative portions may electrically insulate one or more elements of the electrode assembly from each other.

Abstract: Disclosed are improved wavelength conversion components having photo-luminescent materials embedded into a hermetic material. Phosphor materials are embedded into a layer of glass, which is then utilized in a remote phosphor LED lighting apparatus. Methods for manufacturing these advanced wavelength conversion components are also described.

Abstract: A battery assembly includes a lower array including opposing endplates having upwardly protruding pins, and an upper array including opposing endplates having pin bores. The upper array includes a mid-tray defining holes positioned such that the pins are receivable in the holes and the bores when the arrays are properly oriented and such that the mid-tray blocks the pins from being received within the bores when the arrays are positioned in a reverse orientation.

Abstract: An electrode assembly for use in a battery may include a mandrel and one or more insulative portions. The insulative portions may be formed about and may extend from one or more end regions of a battery mandrel. Further, insulative portions may electrically insulate one or more elements of the electrode assembly from each other.