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1488
results.
Updated on
17/07/2025 [07:21:00]
Results 25 to 50 of 1488
Absstract of: DE102024105549A1
Eine Akkumulatoranordnung definiert eine vertikale Achse und eine Längsachse und umfasst eine erste Elektrode, die eine Lasche an einem ersten Ende davon in einer ersten Richtung entlang der Längsachse, eine zweite Elektrode in einer mit der ersten Elektrode gestapelten Auslegung entlang der vertikalen Achse und einen Separator, der wenigstens ein zweites Ende der ersten Elektrode in einer zweiten Richtung entlang der Längsachse abdeckt, umfasst.
Absstract of: EP4586358A1
An electrode assembly (10) and a manufacturing method therefor, and a battery cell (100), a battery (200) and an electric device. The electrode assembly (10) comprises: first electrode sheets (1) and at least two second electrode sheets (2), wherein the first electrode sheets (1) and the at least two second electrode sheets (2) are arranged in a stacked manner and are bent to form at least one bent portion (S); the bent portion (S) comprises at least one bent section (S2) and at least two straight sections (S1); two adjacent straight sections (S 1) are connected by means of the bent section (S2); one first electrode sheet (1) is arranged between the two adjacent straight sections (S1); and the polarity of the first electrode sheets (1) is opposite to that of the adjacent second electrode sheets (2).
Absstract of: EP4586355A1
This application provides an electrolyte composition, a secondary battery, a battery module, a battery pack, and an electrical device. The electrolyte composition is a non-Newtonian fluid electrolyte composition. The electrolyte composition can improve the impact resistance and safety of the battery by a thixotropic action that occurs in response to an applied external force.
Absstract of: CN119816215A
An aerosol-generating device for generating an inhalable aerosol from an aerosol-forming substrate is provided. The aerosol-generating device includes a lithium ion battery pack. The battery pack includes an electrolyte and at least one pair of electrodes. The electrode pairs are spaced apart from each other in the electrolyte. One of the electrode pairs defines the anode and contains an anode active material. The other electrode of the pair of electrodes defines the cathode and contains a cathode active material. The electrolyte includes a halogenated carbonate. Also provided is an aerosol delivery system comprising such an aerosol-generating device and an aerosol-generating article comprising an aerosol-forming substrate wherein the aerosol-generating device is configured to receive the aerosol-generating article.
Absstract of: EP4586374A1
The present disclosure provides a battery cell and a structure of a battery module including the same, the battery cell including: an electrode assembly including a stack of a plurality of electrodes with a separator therebetween; an electrode tab extending from each of the plurality of electrodes and protruding from the electrode assembly; a sealed pouch accommodating the electrode assembly; and an electrode lead electrically connected to the electrode tab and protruding from the sealed pouch, wherein the electrode assembly is a plurality of electrode assemblies; and is stacked with a first insulation pad in a thickness direction
Absstract of: EP4586373A1
The present invention relates to a battery cell and a structure of a battery module including the battery cell capable of preventing heat from the propagating to neighboring battery cells in case of ignition and guiding the venting downward. The battery cell includes: an electrode assembly; a pouch accommodating the electrode assembly and having a folded side and three sealed sides; and an electrode lead extending from the electrode assembly and protruding outward from the pouch, the battery cell further including: an insulating, heat-resistant and fire-resistant barrier member having a box shape provided with a slit-type lead hole and one open end, wherein the electrode lead protrudes from the barrier member through the lead hole, and five sides of the battery cell excluding the folded side are covered by the barrier member.
Absstract of: EP4585355A1
An apparatus for automatically inspecting the welding state of a battery module is configured to inspect welding states of welding parts of a plurality of leads for electrical connection based on a deep penetration inspection using application of eddy current to the welding parts of the leads.
Absstract of: CN119895604A
The invention relates to an aerosol-generating system (1) having a battery (2). The battery (2) comprises an electrode unit (3) and an envelope (4). An adhesive element (5) is arranged between the electrode unit (3) and the sleeve (4) for fixing the electrode unit (3) to the sleeve (4). The invention also relates to a method for producing a battery for an aerosol-generating device and to the use of an adhesive element (5) between an electrode unit (3) and an envelope (4) in an aerosol-generating system (1).
Absstract of: EP4585325A1
Die Erfindung betrifft ein Batterieträgerdruckgussteil zur zumindest teilweisen Begrenzung eines Aufnahmeraums (4) zumindest einer als Antriebsenergiespeicher für ein elektrisch angetriebenes Fahrzeug dienenden Batteriezelle und/oder zumindest eines Batteriemoduls, wobei das Batterieträgerdruckgussteil (2) zumindest einen sich im Wesentlichen entlang einer Längsachse erstreckenden Abschnitt (8, 10) aufweist, wobei der Abschnitt (8, 10) eine im Wesentlichen geschlossene Kontur (20) aufweist, wobei die im Wesentlichen geschlossene Kontur (20) einen Hohlraum (38) umfasst, insbesondere einen Hohlraum (38) einschließt, und wobei die geschlossene Kontur (20) sich integral um den Hohlraum (38) erstreckt. Die Erfindung betrifft ebenfalls ein Verfahren zur Herstellung eines Batterieträgerdruckgussteils.
Absstract of: EP4586360A1
A battery cell inspection apparatus according to an embodiment of the present invention comprises: a cell inspection unit for inspecting a cell; a plurality of cell accommodation portions which receive the supply of battery cells from the outside, and are spaced apart from one another with the cell inspection unit therebetween; and a stage which comprises a first portion and a second portion on which the battery cells supplied to the cell accommodation units are arranged, and moves the battery cells supplied to the cell accommodation portions while reciprocating among the plurality of cell accommodation portions, wherein, while the second portion on which the battery cell is arranged is located in the cell inspection unit, the battery cell supplied to a first cell accommodation portion, from among the plurality of cell accommodation portions, is arranged on the second portion, and while the first portion on which the battery cell is arranged is located in the cell inspection unit, the battery cell supplied to a second cell accommodation portion, from among the plurality of cell accommodation portions, can be arranged on the second portion.
Absstract of: EP4586383A1
Embodiments of the present application provide a battery cell, a battery, and an electrical apparatus. The battery cell comprises: a shell comprising a first wall; and a pressure relief mechanism provided on the first wall; wherein the burst pressure of the pressure relief mechanism is P1, and the burst pressure of the shell is P2, satisfying P2≥1.7 MPa and P2>P1. In technical solutions of the present application, the burst pressure P2 of the shell is designed to be 1.7 MPa or above, which can greatly improve compressive strength of the shell. Such design not only can effectively improve the stability of directional pressure relief of the battery cell from the pressure relief mechanism, but also can reduce risks that the shell bursts as the pressure relief mechanism releases pressure, thereby effectively improving structural stability and safety of the battery cell.
Absstract of: CN119790534A
A valve assembly is disclosed having a valve housing including a first axial end, a cap, a second axial end, and an airflow path extending from the first axial end toward the second axial end. The cover is positioned toward the second axial end. The valve housing includes: an ambient opening configured for fluid communication with an external environment; an enclosure opening toward the first axial end, the enclosure opening configured for fluid communication with an interior of the enclosure; and a membrane having an expansion diameter, the membrane being arranged in the valve housing so as to traverse the airflow path in a transverse direction. The cap has an inner lateral surface and a piercing protrusion (having a piercing tip) extending from the inner lateral surface toward the first axial end. An axial distance is defined between the membrane and the inner lateral surface. The ratio of the axial distance to the expanded diameter of the membrane is at least 0.14.
Absstract of: CN119855868A
The present invention relates to a composition comprising a polymer P1 comprising monomeric units derived from vinylidene fluoride and optionally from a comonomer M1 compatible with vinylidene fluoride, and a polymer P2 comprising monomeric units derived from a monomer M2 of the formula R1R2C = C (R3) C (O) R wherein the substituents R1, R2 and R3 are independently selected from H and C1-C5 alkyl; r is selected from-NHC (CH3) 2CH2C (O) CH3 or-OR ', where R' is selected from H and C1-C18 alkyl optionally substituted by one or more-OH groups or a five or six membered heterocycle comprising at least one nitrogen atom in its ring chain, characterized in that the crystallization temperature of the composition is Tclt; -3.7496 x + 130, where x is the weight content of comonomer M1 relative to the total weight of polymer P1, and characterized in that the composition is in the form of a powder.
Absstract of: CN119894977A
The present invention relates to a composition comprising a polymer P1 comprising monomeric units derived from vinylidene fluoride and optionally from a comonomer M1 compatible with vinylidene fluoride, and a polymer P2 comprising monomeric units derived from a monomer M2 of the formula R1R2C = C (R3) C (O) R wherein the substituents R1, R2 and R3 are independently selected from H and C1-C5 alkyl; r is selected from-NHC (CH3) 2CH2C (O) CH3 or-OR ', where R' is selected from H and C1-C18 alkyl optionally substituted by one or more-OH groups or a five or six membered heterocycle comprising at least one nitrogen atom in its ring chain, characterized in that the crystallization temperature of the composition is Tclt; -3.7496 x + 130, wherein x is the weight content of comonomer M1 relative to the total weight of polymer P1.
Absstract of: CN119790101A
The present invention relates to a composition comprising a polymer P1 comprising monomer units derived from vinylidene fluoride and a polymer P2 comprising monomer units derived from monomer M2 of the formula R1R2C = C (R3) C (O) R wherein the substituents R1, R2 and R3 are selected independently of each other from H and C1-C5 alkyl; r is selected from-NHC (CH3) 2CH2C (O) CH3 or-OR ', where R' is selected from C1-C18 alkyl optionally substituted by one or more-OH groups or a five-membered or six-membered heterocyclic ring comprising at least one nitrogen atom in the ring chain thereof, characterized in that the difference between the melting temperature and the crystallization temperature of the composition is greater than or equal to 40 DEG C, and in that the composition is in the form of a powder.
Absstract of: CN119790100A
The present invention relates to a composition comprising a polymer P1 comprising monomer units derived from vinylidene fluoride and a polymer P2 comprising monomer units derived from monomer M2 of the formula R1R2C = C (R3) C (O) R wherein the substituents R1, R2 and R3 are selected independently of each other from H and C1-C5 alkyl; r is selected from-NHC (CH3) 2CH2C (O) CH3 or-OR ', where R' is selected from C1-C18 alkyl optionally substituted by one or more-OH groups or a five-or six-membered heterocyclic ring comprising at least one nitrogen atom in its ring chain, characterized in that the difference between the melting temperature and the crystallization temperature of the composition is greater than or equal to 40 DEG C.
Absstract of: EP4586369A1
This application relates to a thermal management component (201), a box assembly (200), a battery (10), and an electrical device. The thermal management component (201) is applicable to the battery (10). The battery (10) includes a battery cell (110). The thermal management component (201) includes: a first heat exchange portion (210) and a second heat exchange portion (220). The first heat exchange portion (210) is configured to exchange heat with the battery cell (110). The second heat exchange portion (220) is configured to exchange heat with emissions of the battery cell (110). In this way, the first heat exchange portion (210) of the thermal management component (201) can be utilized to exchange heat with the battery cell (110), and further, the second heat exchange portion (220) can be utilized to exchange heat with the emissions of the battery cell (110), so that the internal temperature of the battery (10) can be prevented from being increased by overtemperature of runaway gas generated by a thermally runaway battery cell (110), thereby improving safety of the battery (10) and reducing safety hazards of the battery (10).
Absstract of: EP4586381A1
This application discloses a battery and an electric device. The battery includes a housing, a battery module, and a positioning member. A structural beam is arranged inside the housing. The battery module is arranged in the housing. The positioning member is connected to the structural beam for positioning the battery module. The technical solution provided in this application can reduce the manufacturing cost of the battery.
Absstract of: WO2024052613A1
The invention relates to an electrical energy storage module (M1-ln) which comprises a plurality of elementary storage cells (C1 to C12). According to the invention, the module comprises at least one cell unit (U1-1, U1-2) including a plurality of elementary storage cells connected in series (C1 to C6; C7 to C12) and integrated power-switching means (P1, S1; P2, S2) dedicated to this cell unit, delivering, between two power output terminals (B1, B2) of the cell unit, a positive DC voltage, a negative DC voltage, a zero voltage or a high impedance state, depending on a command received by the cell unit.
Absstract of: AU2023336731A1
A battery assembly (10) comprising a chain of at least a primary battery module (20) and a secondary battery module (22) is described. The primary battery module comprises a primary casing (40') within which a first plurality of groups of battery cells (32) are housed and electrically connected in series, each group comprising a plurality of battery cells (30) electrically connected in parallel. The primary battery module further comprises a cell monitoring unit (60) arranged to detect a voltage of each of the plurality of groups of battery cells of the primary battery module. The secondary battery module comprises a secondary casing (40'') within which a second plurality of groups of battery cells (32) are housed and electrically connected in series, each group comprising a plurality of battery cells (30) electrically connected in parallel. Also provided is an electrical interconnect between the primary battery module and the secondary battery module, arranged such that each of the first plurality of groups of battery cells is electrically connected in parallel with a corresponding one of the second plurality of groups of battery cells, so that the voltages detected by the cell monitoring unit are also voltages of each of the plurality of groups of battery cells of the secondary battery module.
Absstract of: EP4585457A1
A battery pack for generating a synchronization signal according to an embodiment disclosed herein includes one or more battery modules including a plurality of battery cells capable of supplying power to a motor of a vehicle and a battery management system electrically connected to another battery management system of another battery pack, in which the battery management system is configured to transmit a designated first synchronization signal to the other battery pack before performing a designated task, and receive a designated second synchronization signal from the other battery pack, determine a reference synchronization signal based on the first synchronization signal and the second synchronization signal, and perform the designated task based on the reference synchronization signal.
Absstract of: US2025198044A1
A system or method to fabricate a nano surface on a conductive device, including a high voltage DC power source, a pulse generator connected to the power source, a fluid container, in which the electrolyte solution is placed and a cathode and an anode. The anode may be the conductive device and the anode and cathode are connected to the pulse generator with both being positioned within the fluid container and submerged in the electrolyte solution. The delivery of nanosecond pulses of electricity to the electrodes nanosurface the conductive material. The disclosure further includes methods to create a nano surface or texture on a conductive device having for example the steps of cleaning or pretreating the conductive device.
Absstract of: CN119816956A
The present disclosure provides methods and systems for recycling and upgrading reconstituted waste battery cathode materials. In some embodiments, the method may include separating cathode material of a spent battery into a plurality of sets of particles, where a first set of the plurality of sets of particles includes first particles having a first size and a second set of the plurality of sets of particles includes second particles having a second size. The method further includes generating a first precursor solution using the first set of particles; generating a second precursor solution using the second set of particles; generating a first cathode material using the first precursor solution; and generating a second cathode material using the second precursor solution.
Absstract of: WO2024054684A1
A method for discharging end-of-life batteries prior to dismantling and recycling involves recovering residual stored electrical energy by draining the battery to a zero charge state, and reverse biasing the battery to bring the potential from a zero charge state of around 2.7 V to a zero or near zero energy state. The reverse bias inverts the normal usage polarity for inducing a reverse current flow, and continues based on formation of internal short circuits formed on the cathode current collector for rendering the battery with little to no energy storage for safe agitation and dismantling.
Nº publicación: EP4584831A1 16/07/2025
Applicant:
ARLANXEO DEUTSCHLAND GMBH [DE]
ARLANXEO Deutschland GmbH
Absstract of: CN119768924A
The present invention relates to a polymer comprising or consisting essentially of monomeric units derived from ethylene, vinyl acetate and optionally a ternary comonomer selected from the group consisting of glycidyl methacrylate, vinyl methacrylate and maleic anhydride, wherein the weight content of monomer units derived from vinyl acetate is greater than 50 wt% relative to the total weight of the polymer. The polymer can be used to make cathodes for battery cells. The invention further relates to a cathode of a battery cell comprising the polymer and to a composition comprising the polymer and gamma-valerolactone.
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