LG Energy Solution Patente

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According to an embodiment disclosed herein, a device may include a user terminal classification unit configured to classify a plurality of user terminals transmitting a service request into a first user terminal corresponding to an existing user interface (UI) and a second user terminal corresponding to a new UI based on a UI distribution criterion and an update unit configured to update the UI distribution criterion based on first interaction information and second interaction information in accordance with respective service requests of the first user terminal and the second user terminal to respective ones of a first UI server in which the existing UI is registered and a second UI server in which the new UI is registered among a plurality of UI servers that provide UIs to the plurality of user terminals.

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The present disclosure relates to a battery pack including: a plurality of battery modules including a plurality of battery cells; a pack case having a storage space formed to store the plurality of battery modules; a cover member provided between the battery modules and the pack case, and having a through-hole formed to allow venting gas discharged from the battery cells to pass therethrough; and a spacer mounted to the cover member and configured to maintain a gap between the cover member and the pack case.

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Disclosed herein relates to a coating apparatus including: a coating die configured to discharge an electrode slurry toward a substrate and including an electrode slurry discharge port for discharging the electrode slurry; and a flow control block connected to the outer surface of the coating die facing the substrate and extending from the outer surface of the coating die toward the substrate, wherein the flow control block is spaced apart from the electrode slurry discharge port, wherein the width of the flow control block is smaller than the width of the electrode slurry discharge port.

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The present disclosure relates to a battery module including: a plurality of battery cells; a module frame configured to store the plurality of battery cells; an electrical component configured to be electrically connected to the plurality of battery cells; and a spray assembly configured to spray a cooling medium toward the electrical component.

A positive electrode active material includes a lithium transition metal oxide including Ni in an amount of 60 at% or more among the transition metals excluding lithium, and is in a form of a single particle made up of one nodule or in a form of a pseudo-single particle that is a complex of 30 or fewer nodules. A proportion of a (003) plane with respect to a total surface area of the positive electrode active material is 40 % or less.

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According to exemplary embodiments of the present invention, a vehicle is provided. The vehicle comprises: a battery pack including a plurality of battery cell assemblies; a temperature controller disposed on the outside of the battery pack; and a chassis accommodating the battery pack and the temperature controller, wherein the temperature controller may include a phase change material.

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The negative electrode for a secondary battery according to some embodiments includes: a current collector; a first active material layer on the current collector; and a second active material layer on the first active material layer, wherein the first active material layer includes a first silicon-based active material and a first conductive material, the second active material layer includes a second silicon-based active material and a second conductive material, wherein the content of the first silicon-based active material is greater than the content of the second silicon-based active material, and the ratio (S_ct/S_st) of the sum of the surface areas of the first and second conductive materials S_c1 to the sum of the surface areas of the first and second silicon-based active materials S_st may be in the range of 0.8 to 1.2. Some embodiments of the present disclosure exhibit excellent capacity, cycle characteristics, low-temperature charge/discharge performance, and rapid charge/discharge performance.

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A wobble laser processing device related to one example of the present invention comprises a laser oscillator arranged to oscillate a laser, and a wobble laser irradiator arranged to irradiate a coated electrode with a laser irradiated from the laser oscillator in a wobbling pattern, to process a partial region of the coated electrode during traveling, wherein at least one of a wobbling width, a wobbling height, and a wobbling frequency is adjustable based on a traveling speed of the coated electrode.

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Disclosed is a battery pack and a vehicle including the same. The battery pack includes a plurality of battery cells; a pack case configured to accommodate the plurality of battery cells; and a fireproofing member coupled to the battery cells and having a discharge portion formed therein.

Disclosed is a bolt including a threaded portion having a groove on an outer surface thereof, a head portion at one end of the threaded portion, the head portion having a diameter greater than the diameter of the threaded portion, and an insulating cover coupled to the head portion, wherein the insulating cover comprises a driver insertion recess, and the head portion comprises a protruding portion or a recessed portion configured to interlock with the insulating cover.

The present disclosure may provide a battery module that includes a plurality of battery cells, a top cover configured to cover one surface of the plurality of battery cells, and at least one thermal deformation member disposed between the top cover and the battery cells, and configured to expand in volume and deform a portion of the top cover when a temperature reaches a preset temperature or higher due to heat.

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One embodiment of the present disclosure provides a slot die coating device that discharges a slurry onto a current collector to form a coating layer, the device comprising: a slot die unit that includes a first die block and a second die block located on the first die block, and includes a flow path through which a slurry having flowed between the first die block and the second die block flows; and a loading amount adjustment unit that is located on at least one of the first die block and the second die block, and adjusts the width of the flow path, wherein the loading amount adjustment unit comprises: a shape change unit that faces the flow path, a pressing unit that adjusts a pressure applied to the shape change unit to change the shape of the shape change unit, and a connecting unit that connects the pressing unit and the shape change unit.

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