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586
resultados
Última actualización
25/08/2026 [07:49:00]
Resultados 150 a 175 de 586
Resumen de: US20260245992A1
0000 A single direct current block enclosure power distribution to multi-inverter systems includes coupling, serially, a plurality of first battery modules to form a first battery pack where a first switch control is coupled to the first battery pack. A second battery pack includes a plurality of serially coupled second battery modules and a second switch control coupled to the second battery pack. Based on an amount of energy mismatch between the second battery pack and either the first power conversion module or the second power conversion module a determination is made as to when to couple the second switch control to a first power conversion module or to a second power conversion module.
Resumen de: DE102025105883A1
Die Erfindung betrifft ein Gehäuse für eine Batteriezelle, wobei das Gehäuse eine äußere Oberfläche aufweist; und zumindest ein Abschnitt der äußeren Oberfläche des Gehäuses durch eine Oberfläche eines ersten Turbulators gebildet ist und/oder an zumindest einem anderen Abschnitt der äußeren Oberfläche des Gehäuses ein zweiter Turbulator mit einer äußeren Oberfläche angebracht ist.
Resumen de: WO2026173141A1
The present invention relates to: a manufacturing method for a freestanding membrane comprising (a) a step for patterning a metal substrate using a patterned first polymer mold, (b) a step for forming a functional layer on the patterned metal substrate, and (c) a step for using a patterned second polymer mold to pattern the functional layer that has been formed; and a freestanding membrane manufactured therethrough.
Resumen de: WO2026173465A1
A vial opening and closing device according to the present invention comprises: a vial station which extends in one direction perpendicular to a vertical direction and is formed such that a plurality of vials are arranged and accommodated in said one direction; and a vial opening/closing module which comprises a vial opening/closing portion which is configured to pick up a lid of each of the vials so as to open/close the vials arranged in the vial station, and is configured to move the vial opening/closing portion in said one direction.
Resumen de: DE102025000605A1
Die im Anschluss an die bereits im Rahmen der internationalen Patentanmeldung des Aktenzeichens PCT/DE2019/000006 bestehenden, mit austauschbaren Batterien betriebenen mobilen Geräte, die nach den dargelegten Arten wasser- und staubdicht sind und deren Batterien in dem Fall, dass sie länger ausfallen sollten, in partial batterien aufgeteilt werden dürften.
Resumen de: DE102025106278A1
Verfahren zur Pflege einer elektrischen Energiespeichervorrichtung eines Niedervoltnetzes eines Kraftfahrzeugs, wobei das Kraftfahrzeug ein von dem Niedervoltnetz verschiedenes zweites Niedervoltnetz mit einer von der Energiespeichervorrichtung verschiedenen zweiten Energiespeichervorrichtung aufweist und die zweite Energiespeichervorrichtung als Antriebsbatterie für einen elektrischen Antrieb zur Unterstützung eines Verbrennungsmotors ausgebildet ist; wobei das Verfahren aufweist: Erfassen einer Nutzereingabe zur Pflege der Energiespeichervorrichtung; Bestimmen, anhand der Nutzereingabe, eines Pflegeprotokolls zum Pflegen der Energiespeichervorrichtung, wobei gemäß dem Pflegeprotokoll elektrische Energie von der zweiten Energiespeichervorrichtung in die Energiespeichervorrichtung verbracht wird; und Ausgeben eines Kontrollsignals zum Auslösen der Pflege gemäß dem Pflegeprotokolls.
Resumen de: WO2026173365A1
Disclosed are a negative electrode for a secondary lithium battery and a secondary lithium battery, the negative electrode comprising first and second negative active material layers sequentially positioned, wherein: the first negative active material layer comprises silicon-based negative active material; the silicon-based negative active material comprises silicon nanoparticles and an amorphous carbon layer positioned on the surface thereof; the silicon-based negative active material comprises pores and has sphericity (S) based on formula 1 of 0.8-1.0; and the pores include mesopores, the proportion of mesopore volume to total pore volume of the silicon-based negative active material being 30-70%.
Resumen de: WO2026171259A1
Provided in the present application are an alkali metal secondary battery, a current collector, and an electric device. The alkali metal secondary battery comprises a positive electrode plate and a negative electrode plate. The negative electrode plate comprises a negative current collector. The negative current collector is configured to deposit alkali metal ions, and the negative current collector comprises a metal alloy. The metal alloy comprises nickel and a metallic element other than nickel, and the average grain size of the metal alloy ranges from 10 nm to 80 nm. The surface roughness of the negative current collector ranges from 20 nm to 200 nm.
Resumen de: US20260241620A1
Provided is a refractory composition including from about 20 wt % to 55 wt % of a base resin including polyketone, a fibrous filler, a non-fibrous filler, and a flame retardant. The fibrous filler may have a length/diameter ratio of greater than 3. The composition can optionally contain additives such as antioxidants or processing stabilizers. Potential applications include heating devices, battery housings, and other high-temperature environments.
Resumen de: WO2026170692A1
The present application provides a current collector, a battery cell, a battery device, and an electric device. The current collector comprises at least one first metal foil layer. The average crystal grain size of the first metal foil layer is 5 nm to 50 nm, and the proportion of the number of crystal grains having a crystal grain size less than 80 nm in the first metal foil layer is greater than or equal to 90%.
Resumen de: WO2026171585A1
The disclosure relates to a device for cycling electrochemical cells, the device comprising a module made of insulating material and having a shape adapted for insertion of the module into an oven for cycling electrochemical cells, the module comprising apertures, each aperture having a shape adapted for insertion of a cell-holder element configured to receive an electrochemical cell in order to measure its voltage and current, each cell-holder element being adapted to be electrically connected to a cycler.
Resumen de: DE102026106498A1
Es sind Prüfstände zur Durchführung von Sicherheitstests an Batteriezellen mit einer Sicherheitskammer (10), in der die Batteriezelle (14) angeordnet ist und einer Konditioniereinheit (22), über die zumindest eine Temperatur in der Sicherheitskammer (10) regelbar ist, bekannt.Um Schäden an der Konditioniereinheit (22) durch ein thermisches Durchgehen der Batteriezelle (14) zu verhindern, wird vorgeschlagen, dass die Konditioniereinheit (22) mit der Sicherheitskammer (10) fluidisch verbunden ist, wobei die fluidische Verbindung zwischen der Sicherheitskammer (10) und der Konditioniereinheit (22) bei Überschreiten eines definierten Schaltdrucks in der Sicherheitskammer (10), eines definierten Schaltdifferenzdrucks zwischen der Sicherheitskammer (10) und der Konditioniereinheit (22) oder einer definierten Schalttemperatur in der Sicherheitskammer (10) über ein Sicherheitsventil (30; 32) unterbrochen ist und bei Unterschreiten des definierten Schaltdrucks in der Sicherheitskammer (10), eines definierten Schaltdifferenzdrucks zwischen der Sicherheitskammer (10) und der Konditioniereinheit (22) oder der definierten Schalttemperatur in der Sicherheitskammer (10) zumindest teilweise freigegeben ist.
Resumen de: WO2026171435A1
The invention relates to a method for repairing a battery module (1) comprising a plurality of individual battery cells (2) which have electrodes, separators and electrolyte in a cell housing (8), and at least one of which is defective, wherein the at least one defective individual battery cell is electrically short-circuited. The method according to the invention is characterised in that, before being short-circuited, the at least one defective individual battery cell (2) is brought into a safe state in which the electrolyte is suctioned out of the cell housing (8) of the individual battery cell (2) through a provided opening (5, 6, 7) in its cell housing (8).
Resumen de: US20260243842A1
0000 A method for detecting a defect of a battery in a formation process includes a measurement operation of measuring a voltage of a battery cell during a formation process and an analysis operation of analyzing a difference between a pattern of the voltage and a reference pattern and detecting a defect of the battery cell based on an analysis result, wherein the analysis operation includes analyzing the difference between the pattern of the voltage and the reference pattern in a short time range less than 1 day and a micro voltage range less than 1mV.
Resumen de: US20260241767A1
A thermal management system for a vehicle having a refrigerant circuit and a coolant circuit, the refrigerant circuit including a heat exchanger and a condenser which are fluidly connected, wherein the coolant circuit includes a multi-port switching valve and a proportional valve assembly, wherein the heat exchanger and the condenser are each fluidly connected to the multi-port switching valve; a plurality of loads are arranged in the coolant circuit, wherein at least part of the plurality of loads are fluidly connected to the multi-port switching valve via the proportional valve assembly, wherein the multi-port switching valve has multiple ports, and any two of the multiple ports can be mutually connected inside the multi-port switching valve. A vehicle having the aforementioned thermal management system is capable of achieving robust thermal management.
Resumen de: WO2026173162A1
The present invention relates to a method for manufacturing an all-solid-state battery and an all-solid-state battery manufactured thereby. More specifically, the method for manufacturing an all-solid-state battery according to present invention comprises: forming a cell stack extending in a first direction, wherein the cell stack comprises a negative electrode stack and a positive electrode stack on the negative electrode stack; forming a first recess portion in a portion of the positive electrode stack along a second direction intersecting the first direction; providing a curing composition to the first recess portion to form a cured portion in the first recess portion; and cutting the cell stack along the second direction to form a unit cell.
Resumen de: US20260245975A1
0000 A power storage device includes a plurality of flat wound electrode bodies and a case in which the plurality of electrode bodies is housed. The case includes a flat-plate-shaped first case wall portion contacting one of the electrode bodies on one side in an electrode-body thickness direction, a flat-plate-shaped second case wall portion contacting another one of the electrode bodies on the other side in the electrode-body thickness direction, and a third case wall portion having the same number of one-side semi-cylindrical inner wall surfaces as the number of the electrode bodies, arranged side by side in the electrode-body thickness direction. The one-side semi-cylindrical inner wall surfaces form semi-cylindrical surfaces conforming to outer peripheral surfaces of the one-side rounded portions of the electrode bodies and contacting the outer peripheral surfaces.
Resumen de: WO2026173197A1
A battery pack according to an embodiment of the present invention may comprise: a plurality of battery modules including a plurality of battery cells; a pack case accommodating the plurality of battery modules and including a pack lower plate having an exposure area perforated so that the battery modules are exposed to the outside; and a lower cooling plate disposed below the pack lower plate and disposed to face the battery modules through the exposure area.
Resumen de: WO2026173353A1
The present invention relates to a positive electrode active material, a method for preparing same, and a positive electrode and a lithium secondary battery each comprising same, wherein the positive electrode active material comprises secondary particles in which a plurality of primary particles are aggregated, the average circumferential length (um) of the plurality of primary particles as observed from an SEM image taken at a magnification of 2500 times being 4.0 um to 4.5 um.
Resumen de: US20260245858A1
A roll-to-roll system for manufacturing electrodes for a battery cell includes an idle roller and T tension rings arranged around an outer surface of the idle roller. The T tension rings are spaced from one another in an axial direction. The T tension rings are arranged at least one of between active material layers arranged on a current collector and at outer edges of the current collector radially outside of the active material layers. An inflatable sleeve is arranged around the idle roller and the T tension rings. The inflatable sleeve is made of a material selected from a group consisting of rubber, polyurethane, elastic polymer, and combinations thereof. First and second end supports are arranged in opposite axial ends of the idle roller. First and second shafts extend from the first and second end supports. A valve is arranged between the pressurized gas source and the inflatable sleeve.
Resumen de: DE102025105749A1
Energiespeichervorrichtung für ein Kraftfahrzeug, wobei die Energiespeichervorrichtung umfasst: ein Gehäuse; innerhalb des Gehäuses angeordnete Batteriezellen; eine Druckausgleichsvorrichtung, wobei die Druckausgleichsvorrichtung dazu eingerichtet ist, Druck innerhalb und außerhalb des Gehäuses auszugleichen; und eine innerhalb des Gehäuses angeordnete Schaumstruktur; wobei die Energiespeichervorrichtung in einen feuchtigkeitskritischen Bereich und einen feuchtigkeitsunkritischen Bereich gegliedert ist; und die Schaumstruktur dazu eingerichtet ist, Feuchtigkeit von dem feuchtigkeitskritischen Bereich zu dem feuchtigkeitsunkritischen Bereich zu transportieren.
Resumen de: WO2026173420A1
According to various embodiments of the present disclosure, construction equipment may include a boom cylinder configured to drive a boom, a rotation electric motor configured to rotate a rotation body, an arm cylinder configured to drive an arm, a bucket cylinder configured to drive a bucket, a boom hydraulic pump configured to supply working fluid to the boom cylinder, and a main pump configured to supply working fluid to the arm cylinder and the bucket cylinder.
Resumen de: WO2026172862A1
A battery case (20) is provided with a first connection portion (22), a second connection portion (23), a switch unit (26), an operation switch unit (27), and a control unit (30). The switch unit (26) is provided between a positive electrode-side terminal (10A) of a battery (10) and the first connection portion (22). The operation switch unit (27) is provided between a negative electrode-side terminal (10B) of the battery (10) and the second connection portion (23). The control unit (30), when it is determined that the operation switch unit (27) has switched to an OFF state while the switch unit (26) is controlled to an ON state, switches the switch unit (26) to an OFF state.
Resumen de: US20260246012A1
0000 A battery pack frame is disclosed. According to an embodiment of the present disclosure, the battery pack frame may include: a bottom frame including a loading plate defining an upper surface and an additional plate defining a lower surface; and side frames having a shape extending upward from at least a portion of a perimeter of the loading plate, wherein the additional plate may include: a cooling plate having a cooling passage formed therein; and a shock-absorbing plate including a shock-absorbing middle layer positioned beneath the cooling plate and an outer layer positioned beneath the shock-absorbing middle layer, wherein the shock-absorbing plate may include a plurality of shock-absorbing ribs sequentially arranged between the shock-absorbing middle layer and the outer layer.
Nº publicación: WO2026171701A1 20/08/2026
Solicitante:
RENAULT SAS [FR]
RENAULT S.A.S.
Resumen de: WO2026171701A1
The invention relates to a cooling system for a battery, comprising a cooling circuit (5) including at least a first metal pipe (6) intended to convey a cooling fluid and incorporating at least first and second junctions (9, 10), each formed by a ball-and-socket joint.
BOPI
Sede Electrónica
