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1377
resultados
Última actualización
18/02/2026 [07:36:00]
Resumen de: FR3165490A1
Dispositif de dissipation thermique, notamment pour véhicule automobile, ledit dispositif comprenant un caloduc (10) configuré pour un échange thermique entre, d’une part, une source chaude comprenant un organe électrique (14), et, d’autre part, une source froide (16), ledit dispositif comprenant en outre un premier organe d’interface thermique (18) présentant une première surface d’échange de chaleur en contact avec ledit caloduc (10) et une deuxième surface d’échange de chaleur, destinée à venir en contact avec l’une desdites sources chaude ou froide pour un échange thermique entre ledit caloduc (10) et ladite source chaude ou froide par l’intermédiaire dudit premier organe d’interface thermique (18), ledit dispositif étant configuré pour appliquer un effort (F) entre ledit caloduc (10) et ledit premier organe d’interface thermique (18). Figure pour l’abrégé : Figure 10
Resumen de: FR3165493A1
1. Dispositif de dissipation thermique, notamment pour véhicule automobile, ledit dispositif comprenant un caloduc (10) configuré pour un échange thermique entre, d’une part, une source chaude comprenant un organe électrique (14), et, d’autre part, une source froide (16), ledit dispositif comprenant en outre un organe d’interface thermique (18), dit froid, destiné à établir une relation d’échange thermique entre ledit caloduc (10) et ladite source froide (16), et/ou un organe d’interface thermique (20), dit chaud, destiné à établir une relation d’échange thermique entre ledit caloduc (10) et ladite source chaude (12), ledit caloduc (10) étant rectiligne. Figure pour l’abrégé : Figure 10
Resumen de: FR3165492A1
Dispositif de dissipation thermique, notamment pour véhicule automobile, ledit dispositif comprenant un caloduc (10) configuré pour un échange thermique entre, d’une part, une source chaude comprenant un organe électrique (14), et, d’autre part, une source froide (16), ledit dispositif comprenant en outre un premier organe d’interface thermique (18) présentant une première surface d’échange de chaleur en contact avec ledit caloduc (10) et une deuxième surface d’échange de chaleur, destinée à venir en contact avec l’une desdites sources chaude ou froide pour un échange thermique entre ledit caloduc (10) et ladite source chaude ou froide par l’intermédiaire dudit premier organe d’interface thermique (18), ledit dispositif étant configuré pour appliquer un effort élastique (F) entre ledit caloduc (10) et ledit premier organe d’interface thermique (18). Figure pour l’abrégé : Figure 10
Resumen de: FR3165455A1
La présente invention concerne un procédé de recyclage d’une encre d’enduction pour électrode de batterie au lithium comprenant un mélange dans un solvant organique d’un matériau actif de cathode à base d’oxydes métalliques et de lithium, d’un liant et d’un conducteur électronique. Le recyclage est réalisé notamment par lixiviation en présence d’une solution aqueuse d’acide sulfurique suivie d’une étape de coprécipitation des sulfates métalliques du matériau actif de cathode contenus dans le lixiviat. Le précipitât obtenu peut être ensuite être traité pour être utilisé comme matière première pour le raffinage de sel de sulfate de grade batterie.
Resumen de: WO2026033340A1
The present invention concerns a conductor ribbon of an inner assembly of an electrochemical cell intended for battery production, wherein said conductor ribbon is provided with a pattern readable by a sensor during the production of said inner assembly, said pattern being formed by reference elements which follow one another substantially in a longitudinal direction of the conductor ribbon and which mainly act as references readable by said sensor, wherein said reference elements have parameters detectable by said sensor including longitudinal dimension, transverse dimension, structure, shape, material, colour, mutual distance and/or position which are collectively selected to preserve mechanical and/or electrical characteristics of the conductor ribbon and to allow to monitor one or more operating parameters of the conductor ribbon during the production of the inner assembly, wherein the reference elements follow one another in proximity to at least a free edge of two free edges of the conductor ribbon. The invention further concerns an inner assembly of an electrochemical cell intended for battery production, comprising such a conductor ribbon; an electric battery comprising an electrochemical cell which in turn comprises such an inner assembly as well as a method and an apparatus for producing such an inner assembly.
Resumen de: WO2026033214A1
A method of separating an electrode for recycling, the electrode comprising a metal layer and an active material layer, wherein the active material layer comprises an active material and a binder, the method comprising treating the electrode with a solvent, delaminating the active material layer from the electrode to form a metal component and an active material component, collecting the metal component, and collecting the active material component.
Resumen de: WO2026032859A1
The present disclosure provides a positive electrode active material suitable for lithium-ion rechargeable batteries, comprising secondary particles comprising a plurality of primary particles, wherein the positive electrode active material comprises lithium, M', and oxygen, wherein the molar ratio of lithium to M' (Li/M') is in the range of 1.0 to 1.5, wherein M' comprises: - Ni in a content x, wherein 0 ≤ x ≤ 50 mol%, relative to M', - Mn in a content y, wherein 49 ≤ y ≤ 90 mol%, relative to M', - Co in a content z, wherein 0 ≤ z ≤ 40 mol%, relative to M', - S in a content a, wherein 0.2 < a ≤ 5 mol%, relative to M', - D in a content c, wherein 0 ≤ c ≤ 2 mol%, relative to M', wherein D is at least one element selected from the group consisting of Al, B, Ba, Ca, Ce, Cr, Fe, Hf, La, Mg, Mo, Nb, Sr, Ta, Ti, V, W, Y, Zn and Zr; - wherein x, y, z, a, and c are measured by ICP-OES and x+y+z+a+c is 100 mol%; and - wherein concentration of S present between adjacent primary particles is a1 and concentration of S present in primary particles is a2 and wherein a1/a2 > 1.
Resumen de: WO2026033109A1
The invention relates to a method (200) for the precisely aligned stacking of plate elements (10, 10') to form a stack (14), by means of which method it is possible to achieve the highest possible stacking speed with simultaneously high placement accuracy, whilst avoiding damage to the plate elements (10, 10'). The method (200) comprises: a) feeding a plate element (10, 10') from at least one direction to a stacking device (13) as far as a removal position (18, 18') directly upstream of the stacking device (13), b) gripping the plate element (10, 10') in the removal position (18, 18') by means of a gripper (15, 15') located on a multi-axis portal (16), and fixing the plate element (10, 10') on the gripper (15, 15'), wherein the gripper (15, 15') is movable on the multi-axis portal (16) in the X-Y-Z direction and is rotatable about its Z axis through the angle Phi, c) moving the gripper (15, 15') with the gripped plate element (10, 10') past a camera, wherein a deviation of the gripped plate element (10, 10') from a target position in the X-Y direction and a Phi angular position is determined, and correction movements of the gripper (15, 15') in the X-Y direction and the Phi angular position for orienting the gripped plate element (10, 10') with respect to a target position are determined, d) correcting the position of the gripped plate element (10, 10') in accordance with the determined correction movements during the continued travel of the gripper (15, 15'), e) stacking the
Resumen de: WO2026032979A1
The present invention relates to a method for the recovery of graphite and preferably all other metal and organic constituents from graphite-containing materials, the method comprising: (a) providing a powdered or granulated graphite-containing material; (b) mixing a first solution with the powdered or granulated graphite-containing material to form a first mixture and agitating the first mixture, (c) filtering the first mixture to obtain a first permeate and a first residue, (d) mixing the first residue with a second solution to dissolve metal therefrom to form a second mixture, (e) filtering the second mixture to form a second permeate and a second residue, wherein the second residue is a graphite powder; (f) recovering metals from the second permeate to form a metal-depleted second permeate, wherein the first solution comprises: (i) water; (ii) a first organic compound; and (iii) a second organic compound. The process does so in a safe manner, introducing no sulphates or additional metal ions and allowing for complete recovery of constituents in a closed loop process.
Resumen de: WO2026032516A1
A fuel cell-based generation system (100, 100', 100") is provided. The fuel cell-based generation system (100, 100', 100") includes a fuel cell subsystem (10) comprising at least one fuel cell (11) coupled to a power terminal (101) which is configurable to connect with a power network; a battery subsystem (20) comprising at least one battery (21) coupled to the power terminal (101) and configured to provide a state of charge (SoC) value of the at least one battery (21), the at least one battery (21) being capable of discharging to the power network and charging from the at least one fuel cell (11); and a controller (60) configured to operate the fuel cell-based generation system (100, 100', 100") by coordinated control of the battery subsystem (20) and the fuel cell subsystem (10) with a power setpoint for the fuel cell subsystem (10), wherein the power setpoint for the fuel cell subsystem (10) is based on a reference power setpoint provided to the fuel cell-based generation system (100, 100', 100").
Resumen de: WO2026032511A1
A fuel cell-based generation system is provided. The fuel cell-based generation system includes a fuel cell subsystem comprising at least one fuel cell coupled to a power terminal which is configurable to connect with a load system; a battery subsystem comprising at least one battery coupled to the power terminal and configured to provide a state of charge (SoC) value of the at least one battery, the at least one battery being capable of discharging to the load system and charging from the at least one fuel cell; and a controller configured to operate the fuel cell-based generation system by coordinated control of the battery subsystem and the fuel cell subsystem, wherein the coordinated control is provided by dynamically adjusting a power setpoint of the at least one fuel cell based on the SoC value of the at least one battery.
Resumen de: US20260045538A1
The present technology provides electrolytes and methods of making electrolytes for lithium-sulfur batteries. The electrolyte includes a catalyst compound comprising an anion, a cation, and a solvent. The cation has a quaternary ammonium structure containing alkyl groups R1-R4, each of which is independently selected from C2 to C8 alkyl groups, and can be unbranched, branched, or cyclic. In an embodiment, the cation is tetrabutylammonium.
Resumen de: US20260044184A1
Flexible electronic devices may be provided. A flexible electronic device may include a flexible display, a flexible housing and one or more flexible internal components configured to allow the flexible electronic device to be deformed. Flexible displays may include flexible display layers, flexible touch-sensitive layers, and flexible display cover layers. The flexible housing may be a multi-stable flexible housing having one or more stable positions. The flexible housing may include a configurable support structure that, when engaged, provides a rigid support structure for the flexible housing. The flexible internal components may include flexible batteries, flexible printed circuits or other flexible components. A flexible battery may include flexible and rigid portions or may include a lubricious separator layer that provides flexibility for the flexible battery. A flexible printed circuit may include flexible and rigid portions or openings that allow some rigid portions to flex with respect to other rigid portions.
Resumen de: US20260043873A1
A secondary battery penetration test apparatus, including a nail inserted into an electrode assembly of a secondary battery to cause a short circuit between a negative electrode plate and a positive electrode plate, wherein the nail includes a conductive portion configured to short-circuit an nth negative electrode plate (n is a natural number greater than or equal to 1) and a kth positive electrode plate (k is a natural number greater than or equal to 1) of the electrode assembly, and a non-conductive portion in an area excluding the conductive portion.
Resumen de: US20260043870A1
An abnormal cell detection method of a battery pack including a plurality of cells, the method including obtaining a first plurality of discharge rates for each cell during a first rest period in a cell balancing state, prohibiting a cell balancing of the plurality of cells if a first cell having a first discharge rate greater than or equal to a first threshold value is detected, obtaining a second plurality of discharge rates during a second rest period for each of the plurality of cells in a cell balancing prohibition state, and detecting an abnormal cell having a second discharge rate greater than or equal to a second threshold value.
Resumen de: US20260043867A1
An apparatus for diagnosing a battery according to an embodiment of the present disclosure includes a storage storing a plurality of battery profiles, each battery profile corresponding to a respective cycle of a plurality of cycles, wherein each battery profile represents a respective relationship between voltages and capacities of the battery in the respective cycle; and a controller configured to generate a plurality of correction profiles, each correction profile-representing a respective relationship between the voltages of the battery and capacity change amounts in each cycle, calculate a plurality of normalization value of the plurality of normalization values corresponding to each correction profile of the generated plurality of correction profiles, and diagnose a state of the battery based on the calculated plurality of normalization values and a preset reference value.
Resumen de: US20260043866A1
Systems and methods are disclosed herein for determining the remaining useful life of a battery cell that includes the battery cell's internal resistance and/or shock loading. In one example implementation, the systems and methods disclosed herein monitor acceleration information over time based on information received from an accelerometer integrated in a battery cell and electrical information for at least one electrical parameter of the battery cell over time. The information is stored for determining remaining useful life. In another example implementation, the systems and methods disclosed herein determine a voltage drop across the battery cell and a current output of the battery cell. The systems and methods determine an internal cell resistance of the battery cell based on charge or discharge voltage and current information.
Resumen de: US20260045560A1
The present invention relates to an electrode assembly and a secondary battery including the same. The electrode assembly includes a first electrode, a first separator, a second electrode, and a second separator arranged in a stack and configured to be wound, and the electrode assembly includes a protective member disposed in a space between each of the first separator, the second separator, and an edge portion at which a winding of the first electrode starts when the electrode assembly is wound.
Resumen de: US20260045604A1
A packaging material for power storage devices is disclosed. It includes a metal foil layer, a resin base layer on the outer surface, and a thermoplastic heat-fusible layer on the inner surface. The heat-fusible layer has an innermost seal layer containing mixed particles of at least two types with different volume-based median particle diameters (D50) measured by laser diffraction. In the cumulative distribution, D10 is 2 μm or less and D90 is 6 μm or more. In the particle size distribution, only one peak is present within D10-D90, and the peak value appears at a particle diameter range of 1 μm to 10 μm, thereby providing stable and excellent formability.
Resumen de: US20260045557A1
A secondary battery according to embodiments of the present disclosure comprises an electrode assembly, which comprises a cathode, an anode disposed opposite to the cathode, and a separation membrane disposed between the cathode and the anode, which is wound around a winding core. The cathode comprises a cathode current collector having a first surface and a second surface that face each other, a first cathode active material layer disposed on the first surface, and a second cathode active material layer disposed on the second surface. A loading amount gap between the first cathode active material layer and the second cathode active material layer, and a diameter of the winding core satisfy a predetermined relationship.
Resumen de: US20260045551A1
A non-aqueous electrolyte includes: a lithium salt; an organic solvent; and an additive, wherein the additive includes a compound represented by Formula 1 below, and such non-aqueous electrolyte may have excellent effects of film protection, O2 scavenging, and HF scavenging of the electrodes, and thus may improve cycle characteristics and high-temperature storage characteristics of the lithium secondary battery including the non-aqueous electrolyte:all the variables are described herein.
Resumen de: US20260045539A1
A method and system for screening materials for lithium secondary batteries. The method for screening materials configured to be used in lithium secondary batteries may include receiving information on organic substances, generating a database by storing the information on the organic substances based on a plurality of parameters, and applying at least one filter to the database to output information about a target substance configured to be used in a lithium secondary battery among the organic substances, wherein the target substance is configured to remove or deactivate at least some of transition metal ions within the lithium secondary battery.
Resumen de: US20260045609A1
A secondary battery includes: a case having an internal space; an electrode assembly accommodated in the internal space of the case; a current collector electrically connected to the electrode assembly; and a cap assembly. The cap assembly includes: a cap plate sealing the case; an electrode terminal coupled to the current collector through the cap plate; and a gasket between the electrode terminal and the cap plate. The gasket has a flange portion, and the flange portion of the gasket is between an upper surface of the cap plate and the electrode terminal.
Resumen de: US20260043865A1
Systems and methods are disclosed herein for determining the remaining useful life of a battery cell that includes the battery cell's internal resistance and/or shock loading. In one example implementation, the systems and methods disclosed herein monitor acceleration information over time based on information received from an accelerometer integrated in a battery cell and electrical information for at least one electrical parameter of the battery cell over time. The information is stored for determining remaining useful life. In another example implementation, the systems and methods disclosed herein determine a voltage drop across the battery cell and a current output of the battery cell. The systems and methods determine an internal cell resistance of the battery cell based on charge or discharge voltage and current information.
Nº publicación: US20260043864A1 12/02/2026
Solicitante:
GE AVIATION SYSTEMS LLC [US]
GE Aviation Systems LLC
Resumen de: US20260043864A1
A method and system for determining the health of a set of batteries through the use of a battery monitoring circuit. The battery monitoring circuit including a first current loop and a second current loop. The first current loop being enabled by a first switch, a first resistor and a second switch. The second current loop being enabled by the first switch, a third switch, a voltage sensor, and the second switch.
BOPI
Sede Electrónica
