The present disclosure refers to a battery system, an electric vehicle including the battery system and a cooling plate (12) for the battery system.The battery system (100) includes a plurality of battery cells (10) stacked along a stacking direction (S) and at least one cooling plate (12) arranged…

Disclosed are an insulation member, a battery module, and a method of manufacturing a battery module. The insulation member may include an adiabatic material formed along the outskirts of battery cells and having a space formed therein and a potting liquid filled into the space within the adiabatic…

Disclosed is a strap, which compresses an outer surface of a battery module to prevent the battery module from being deformed by swelling of a battery cell, and the strap has a closed loop structure larger than an outer peripheral of the battery module, and at least a portion of the strap is folded…

A battery pressurization device and a battery production system are disclosed. The battery pressurization device includes a bearing mechanism, a first pressurization plate, and a second pressurization plate. The first pressurization plate and the second pressurization plate are disposed on the…

This application discloses a down-pressing mechanism, a pressurizing apparatus, and a battery production device. The down-pressing mechanism includes a pitch adjustment unit and multiple down-pressing members, where the pitch adjustment unit includes a base plate and multiple pitch adjustment…

Provided is a pressing apparatus for a secondary battery for improving the efficiency of a secondary battery manufacturing process and the performance or structural stability of the secondary battery. The pressing apparatus for the secondary battery includes a case part for arranging a plurality of…

The present invention relates to a battery pack with increased lifespan of a battery cell and a device including the same, and more particularly a battery pack including a plurality of battery modules (1000) stacked in a vertical direction in a horizontal state; a pressing plate (2100) including an…

A ribbon pressing device includes a jig body, multiple first pressing pin groups, and multiple second pressing pin groups, where the multiple first pressing pin groups are arranged at intervals on the jig body along a first direction, each of the multiple first pressing pin groups includes multiple…

A cell (10) and a battery module (100) are provided. The cell (10) includes an outer casing (11), a cover plate (12), and a reinforcing member (13). The cover plate (12) is welded to a top portion of the outer casing (11). The reinforcing member (13) at least includes a first surface (131) and a…

Disclosed is a densified cell assembly and methods for preparing the same. In one embodiment, an isostatic press is applied to a bag which contains a plate and two elastic substrates enveloping a cell pouch, wherein one or more tabs are extended from the cell pouch, wherein the cell pouch…

A stacking apparatus which is to be disposed downstream of a conveyer that conveys a plurality of electrode bodies and stacks the electrode bodies, the stacking apparatus comprising: a mounting plate disposed obliquely with respect to the electrode bodies conveyed by the conveyer, and on which the…

The present application discloses a tray and a method for using same, and a battery production apparatus. The tray may be configured to carry a battery cell. The tray may include a tray body and a plurality of pressing bodies. The plurality of pressing bodies may be arranged at intervals in a first…

A pressing mechanism with variable distance position and equal dividing for charging and discharging of the square battery comprises a frame; a pressing mechanism between top and bottom portions of the frame, comprising a lifting saddle, a lifting driving cylinder and restraining trays; a cam at…

A battery cell having a layered pressure homogenizing soft medium for liquid/solid state Li-ion rechargeable batteries. The battery cell of the present technology includes one or more battery pouches, a pressure mechanism external to the battery pouches that applies a pressure to the battery…

A traction battery pack assembling method includes compressing a first cell stack within a first compression fixture, compressing a second cell stack within a second compression fixture, positioning the first cell stack and the first compression fixture next to the second cell stack and the second…

A restraining member includes a pair of interposing portions, a plurality of pressurizing portions, and a pair of pressing portions. Each pressurizing portion has the shape of which a dimension in a third direction perpendicular to both a first direction and a second direction is longer than a…

A method for producing a power storage device includes: compressively deforming in which case long-side walls of the power storage device after initial charging and aging but before permanent sealing are pressed toward an electrode body to compress the electrode body and further plastically deform…

A pouch cell includes a battery unit and a structure mounted on the battery unit. The structure is configured to limit an expansion of the battery unit and accommodate an electrolyte.

[Object] To provide a non-aqueous electrolyte secondary battery which can efficiently discharge the gas generated to the outside of the electrode and exhibits a low decrease in battery capacity even when used for a long period of time in the case of using an aqueous binder as the binder of a…

A battery module includes a battery assembly having battery structures arranged side by side, the battery structures each having a battery body having a battery cell and a battery holder for holding the battery body, and a pressure application member for applying pressure to the battery assembly in…

Disclosed herein is a battery pack including (a) a module assembly including two or more battery modules, each of which includes a chargeable and dischargeable battery cell, the battery modules being stacked to have a two layer structure including an upper layer and a lower layer while being in…

According to an embodiment, a secondary battery device includes a plurality of secondary battery cells (14) and a resin case (12) including a plurality of wall portions defining a plurality of accommodation sections (20), which are configured to individually accommodate the secondary battery cells…

A system (1) for the storage of electrical energy for a vehicle with electric propulsion; the storage system (1) presents: at least one group (5) of chemical batteries (6), which are arranged aligned with one another and each of which presents an upper wall (7), which is provided with a pair of…

In order to provide a battery pack to which a reuse prevention measure is applied in such a way that unit batteries become damaged and useless after the battery pack is disassembled, a battery pack of the present invention is characterized by including a plurality of unit batteries 100 stacked and…

The present invention refers to a battery module including a plurality of battery cells and a barrier, wherein the barrier comprises a barrier main body. At least two battery cells are positioned side by side as a first group of battery cells facing one side of the barrier main body.

Disclosed herein is a battery pack including (a) a battery module assembly arranged in a lateral direction, (b) a pair of a front support member and a rear support member to cover the front and rear of outermost battery modules of the battery module assembly, (c) at least one upper end connection…

A method of assembling a rechargeable battery is disclosed. The method includes inserting rechargeable energy storage cells (104) into a battery housing (102), the battery housing having a base portion (110), a side portion (112) extending from the base portion, and an aperture (114) defined by the…

The rechargeable battery pack (10) has a housing portion (14) that is provided with an inner receiving space for several lithium ion single cells which are electrically connected with each other. The receiving space of the housing portion is divided into single rooms by partition walls. A cell pack…

An electric storage apparatus (1) has a plurality of electric storage stacks (10) placed in line in a second direction (Y direction) . Each of the electric storage stacks has a plurality of electric storage elements (20) placed in line in a first direction (X direction) and partition plates (31…

A battery module includes a plurality of battery cells, an end plate at a side of the plurality of battery cells, a bottom plate at a bottom of the plurality of battery cells, and a reinforcing member at a first surface of the bottom plate