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1670
resultados
Última actualización
22/03/2026 [07:31:00]
Resultados 425 a 450 de 1670
Resumen de: CN121241467A
A metal-air battery equipped with a heat exchanger having air-side fins directly connected to a back plate and liquid-side fins thermally connected to the back plate. The liquid side fins receive the electrolyte from the overflow port and then direct the electrolyte into the electrolyte chamber. The liquid side cooling fins are composed of adjacent cooling fins which are arranged alternately, a certain angle (theta) is formed between the cooling fins, and gaps are formed between the cooling fins, so that electrolyte can flow on the adjacent cooling fins. The heat exchanger can perform degassing treatment on the electrolyte at the same time, and redundant heat is removed from the electrolyte.
Resumen de: EP4711789A1
A battery diagnosis apparatus includes an information obtaining unit configured to obtain current and voltage data of each of a plurality of battery cells and a controller configured to determine a target period based on a current of each of the plurality of battery cells, calculate at least one parameter value of an equivalent circuit model by using the voltage data of each of the plurality of battery cells, corresponding to the target period, and diagnose a state of each of the plurality of battery cells, based on the at least one parameter value.
Resumen de: EP4712186A1
An electrode assembly, and a battery cell and a power source including the same are provided. The electrode assembly includes a first electrode plate wound about a winding axis and including a first uncoated portion without a first electrode active material coated thereon, a second electrode plate wound about the winding axis and including a second uncoated portion without a second electrode active material coated thereon, a separator disposed between the first electrode plate and the second electrode plate, and a plurality of segments formed on at least one of the first uncoated portion or the second uncoated portion. The plurality of segments are arranged such that at least one bottom angle is changed in a winding direction.
Resumen de: EP4712234A1
A battery pack is provided. The battery pack includes a housing (1), a battery cell group (2), and a plurality of reinforcing plates (3). Each of the plurality of reinforcing plates (3) includes a foam adhesive layer and a fiberglass cloth layer. The foam adhesive layer encapsulates the fiberglass cloth layer. The battery cell group (2) is arranged in the housing (1). Each of two side walls of the battery cell group (2) along a length direction of the battery cell group (2) is arranged with a corresponding one of the plurality of reinforcing plates (3). The foam adhesive layer is attached to a corresponding one of the two side walls of the battery cell group (2).
Resumen de: EP4711419A1
Disclosed is a filler composition including a silicone polymer and at least one of a filling material and/or a catalyst. A battery assembly capable of delaying or preventing thermal runaway and/or thermal diffusion is also provided. The battery assembly can be a battery module or a battery pack. Further disclosed is a vehicle comprising at least one such battery module or battery pack.
Resumen de: EP4712185A1
A tape attaching device (200) including: a lower support structure (210) to support a cylindrical electrode assembly (110); a plurality of compression jigs (220) to bend an insulating tape (120) attached to a side surface (112) of the electrode assembly (110) and protruding in a height direction along a circumference of an upper surface (114) of the electrode assembly (110), and attach the insulating tape (120) to the upper surface (114) of the electrode assembly (110); a pressing device (230) to flatten the upper surface (114) of the electrode assembly (110) to which the insulating tape (120) is attached; and a controller (240) to control the compression jigs (220) and the pressing device (230).
Resumen de: EP4711178A1
A system for an electric bicycle (50) includes an energy storage device (102). The energy storage device (102) includes a housing that is mountable to a frame (52) of the electric bicycle (50), battery cells disposed within the housing, and output power terminals supported by the housing and electrically connectable to the battery cells. The energy storage device (102) includes a processor and a first wireless communication device. The system includes a human/machine interface (HMI) electrically connected to the energy storage device (102) via the output power terminals. The HMI includes a second wireless communication device. The processor is configured to change a mode of the energy storage device (102) based on a signal received by the first wireless communication device from the second wireless communication device.
Resumen de: EP4712210A1
The battery module includes: a cell unit including at least one battery cell; at least two cooling plates tightly attached to two opposite surfaces of the cell unit, respectively; and a refractory material pad configured to surround the at least two cooling plates.
Resumen de: EP4712211A1
Provided is a battery pack that does not cause temperature deviations between battery cells depending on the location of the battery cells in the battery pack while directly cooling the battery cells by improving a conventional heat sink cooling method. A battery pack of the present disclosure includes a pack housing including a bottom plate, an outer frame, and a partition frame; and a plurality of battery cell assemblies accommodated in the pack housing, wherein inside the outer frame and the partition frame, a flow path where a cooling fluid is able to flow, and a distribution hole and a recovery hole communicating with the flow path are provided, and thus the cooling fluid is introduced toward the battery cell assembly to directly cool battery cells in the battery cell assembly.
Resumen de: EP4712223A1
A battery of the present disclosure includes: an electrode body including a solid electrolyte; a case housing the electrode body; and a resin body provided in gaps between the case and end surfaces of the electrode body. The resin body includes a first layer laminated on the end surfaces of the electrode body and a second layer laminated on the first layer. A resin component of the first layer is a resin having a hydroxy group that is less than 100 ppm. The second layer is a layer that electrically insulates the electrode body and the case.
Resumen de: EP4712151A1
Embodiments of the present disclosure provide a coating apparatus. The coating apparatus includes a first material supply unit configured to coat a first mixture layer on a first surface of a substrate, the substrate having markers repeatedly formed along a machine direction, a first sensor configured to sense the first mixture layer and the markers, and a processor configured to determine a position of the first mixture layer based on the markers.
Resumen de: EP4712148A1
A method for manufacturing an electrode according to an embodiment of the present invention may include applying a first coating layer comprising an active material to at least one surface of a current collector comprising a metal material, applying a plurality of second coating layer comprising the active material to at least one surface of the first coating layer, and rolling the current collector, the first coating layer, and the second coating layer by a rolling device.
Resumen de: EP4712241A1
A battery assembly includes a cell block including a plurality of battery cells, and a frame covering at least one surface of the cell block. The frame includes a plurality of venting holes that exhausts gas, and each of the plurality of venting holes has a width of about 0.01 mm or more and less than 0.61 m.
Resumen de: EP4711783A1
A method of predicting an electrical performance of a secondary battery. The method includes receiving design conditions of the secondary battery, receiving experiment data of the secondary battery, obtaining model parameters based on the experiment data and an electrochemical model, generating an electrochemical model library including the model parameters, and predicting the electrical performance of the secondary battery, having the design conditions, based on the electrochemical model library. The design conditions of the secondary battery include at least one of an electrode condition or an active material condition.
Resumen de: EP4712218A1
A battery cell and a battery module including the same are disclosed. A battery cell includes an electrode assembly, a case accommodating the electrode assembly, a cap plate sealing the case, a pair of terminals protruding from the cap plate and spaced apart from each other in a first direction, a vent between the terminals, a first insulation sheet facing the cap plate, and a second insulation sheet extending from the first insulation sheet and facing the case.
Resumen de: EP4712245A1
Disclosed is a battery module with an improved safety by appropriately controlling venting when a thermal event occurs inside the battery module. The battery module includes a cell assembly having at least one battery cell; a module case configured to accommodate the cell assembly in an inner space thereof and having a venting hole formed therein to discharge a venting gas generated from the cell assembly; and a venting unit provided at an outer side of the module case and having a venting channel so that the venting gas discharged from the venting hole is introduced therein and discharged to the outside, the venting unit having a protrusion configured to protrude toward an outer surface of the module case from the inside of the venting channel.
Resumen de: EP4712212A1
A battery cell stack according to various embodiments comprises: a plurality of battery cells; one or more cooling devices in contact with at least one of the plurality of battery cells; and a case accommodating the plurality of battery cells and the one or more cooling devices, wherein each of the one or more cooling devices includes a refrigerant flow path therein, is configured to cool at least one of the battery cells by flowing a refrigerant through the refrigerant flow path, and may include a first surface and a second surface having different thermal conductivities. Various other embodiments are possible.
Resumen de: EP4712305A1
A computer program product is provided according to some embodiments. The computer program product includes a non-transitory computer-readable storage medium storing a set of instructions, which, when executed by a computing device, causes the computing device to: (a) determine a discharge rate for a battery at a remote location based on a profile of the battery and a temperature value; (b) receive, at an initial time, a notification of the battery ceasing to be in communication with the computing system; (c) in response to receiving the notification, estimate an amount of time remaining until the battery self-discharges to a lower threshold state of charge (SoC); and (d) in response to elapsed time since the initial time reaching the estimated amount of time, output a signal from the computing system indicating a battery-discharge condition. A corresponding method, apparatus, and system are also provided.
Resumen de: EP4712294A1
This application provides a control method and system for low-power logic threshold protection of an energy storage system. The method includes: reading a charging/discharging instruction state of a battery of the energy storage system; determining a real-time state of the battery based on the charging/discharging instruction state of the battery; determining, based on the real-time state of the battery, whether a remaining capacity of the battery is less than a preset low-power threshold; and performing low-power logic threshold protection control management on the battery of the energy storage system if the remaining capacity of the battery is less than the preset low-power threshold. In this way, the real-time state of the battery is determined based on the charging/discharging instruction state of the battery of the energy storage system; whether the remaining capacity of the battery is less than the preset low-power threshold is determined based on the real-time state of the battery; and low-power logic threshold protection control management may be performed on the battery of the energy storage system when the remaining capacity of the battery is less than the preset low-power threshold, thereby resolving a problem that an existing energy storage system employs a singular control method with incomplete systematic protection for the energy storage system and without an active protection capability.
Resumen de: EP4712711A1
The present disclosure relates to the technical field of energy storage, and, in particular, to an energy storage converter and an energy storage system. In embodiments of the present disclosure, a first cavity of a housing is configured to include a first region and a second region which are arranged along a first direction, an airflow generation apparatus can generate a first airflow flowing through the first region and a second airflow flowing through the second region, and the first airflow and the second airflow both flow in from a first side of the first cavity and flow out from a second side of the first cavity, so that the first region can be subjected to heat management by using the first airflow, and the second region can be subjected to heat management by using the second airflow. Meanwhile, since an average heat generation of devices arranged in the first region is greater than an average heat generation of devices arranged in the second region, more of the first airflow can flow into and flow out of a first channel defined by a cover by arranging the cover in the first region, so that a heat management effect of the first region can be improved, and then, a heat management effect can be improved on the whole.
Resumen de: EP4712226A1
The present disclosure provides a conductive module (10a), a cover plate assembly (100), and a battery cell (1000). The conductive module (10a) includes a pole (101) and a terminal pressing block (102). The pole (101) includes a first-metal post (1) and a second-metal layer (2) bonded on a surface of the first-metal post (1). The second-metal layer (2) includes a clamping portion (2a). The terminal pressing block (102) is connected to the pole (101). The clamping portion (2a) is clamped between the first-metal post (1) and the terminal pressing block (102), thereby reducing a risk that the second-metal layer (2) is separated from the first-metal post (1).
Resumen de: EP4712250A1
Example embodiments provide a secondary battery manufacturing method. The secondary battery manufacturing method includes collapsing an embossed structure of an electrode tab and welding a battery case to a collapsed part of the embossed structure.
Resumen de: EP4712255A1
The present invention provides a structure of a battery module comprising: a battery cell; a housing accommodating the battery cell; a cover constituting one side of the housing and provided with a first hole connecting inside and outside of the housing; an insulation sheet provided between the battery cell and the cover and having a second hole disposed at a position corresponding to the first hole; and a hole insulator covering at least a portion of an inner circumferential surface of the first hole.
Resumen de: EP4712205A1
The present application discloses a connecting terminal for acquisition wire harness, a battery module, and a power-consuming device. The connecting terminal for acquisition wire harness includes an intermediate connecting portion, a wire harness connecting portion, and a busbar connecting portion. The intermediate connecting portion is fixedly connected to the wire harness connecting portion and the busbar connecting portion. The wire harness connecting portion and the acquisition wire harness are pressed and fixed. The busbar connecting portion is clampable to an accommodating portion preset on a busbar.
Nº publicación: EP4712232A1 18/03/2026
Solicitante:
FORTESCUE ZERO LTD [GB]
Fortescue Zero Limited
Resumen de: EP4712232A1
A busbar assembly for an electrical cell module is disclosed having a pair of opposing module end plates supporting an adjacent pair of cell stacks. The assembly includes a frame member having first and second engaging means to cooperatingly mount the busbar assembly, in an assembled position, to the module end plates, and a receiving portion having a series of apertures, extending between upper and lower faces. The assembly includes a plurality of busbar elements, each having a first surface and an opposing second surface, wherein each aperture of the receiving portion receivingly engages at least one busbar element with its first surface oriented towards the lower face. Each aperture includes a support portion and a retaining protrusion to cooperatingly restrict relative movement of the busbar elements between the upper lower faces of the receiving portion as the assembly is mounted to the electrical cell module in the assembled position.
BOPI
Sede Electrónica
