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1422
resultados
Última actualización
28/06/2026 [07:11:00]
Resultados 750 a 775 de 1422
Resumen de: DE102024138231A1
Bereitgestellt wird eine Batteriemodulstruktur, aufweisend ein als geschlossene Hülle gebildetes Foliensystem mit vorgegebenen Abmessungen, wobei das Foliensystem derart gebildet ist, dass es innerhalb der Hülle einen hohlen Raum zur Aufnahme eines Materials bereitstellt, und dass in einer Oberseite der Hülle mehrere Aufnahmebereiche zur Aufnahme jeweils einer Batterie-Zelle vorgesehen sind, wobei das Foliensystem ferner mindestens eine Einfüllöffnung zum Einbringen des Materials in den hohlen Raum aufweist.
Resumen de: WO2026123299A1
Disclosed in the present application are a battery cell, a battery device, and an electric device. The battery cell comprises a housing, an electrode assembly, and a hydrogen-absorbing layer. The electrode assembly is disposed inside the housing and comprises a positive electrode sheet and a negative electrode sheet. The positive electrode sheet comprises a positive current collector and a positive active material layer disposed on the positive current collector. The negative electrode sheet comprises a negative current collector, and the negative current collector protrudes beyond the positive active material layer in a first direction, the first direction being perpendicular to a direction of thickness of the negative current collector. The hydrogen-absorbing layer is disposed on a portion of the negative current collector that protrudes beyond the positive active material layer in the first direction. The present application can improve the energy density of the battery cell.
Resumen de: DE102024137426A1
Die Erfindung betrifft eine Zweitlebensdauer-Batterie (10) aufweisend- eine Vielzahl von Batteriezellengruppen (19), die in mehreren Strängen angeordnet sind und von denen jede eine Vielzahl von wiederverwendeten Zellen (19b) enthält, die identische oder ähnliche elektrochemische Eigenschaften aufweisen;- ein selektives Schaltsystem (22) mit unabhängigen elektrischen Verbindungen und Schaltern, die eine Manipulation der genannten Batteriezellengruppen (19) auf einer Strang-für-Strang-Basis ermöglichen; und- eine Steuereinheit (23), die mit den Batteriezellengruppen (19) und dem selektiven Schaltsystem (22) verbunden ist,- wobei die Steuereinheit (23) eingerichtet ist, einen Zellenausgleich der Batterie (10) durchzuführen:- durch Manipulieren des selektiven Schaltsystems (22) mit einem der Modi Laden, Entladen oder Ruheposition, so dass die Spannung jedes Stranges auf einen vorbestimmten Spannungswert der Klemmenspannung eingestellt wird,- durch Verwendung des vorbestimmten Spannungswertes als eine Ausgleichsreferenz, wobei der vorbestimmte Spannungswert ein mittlerer Spannungswert (40) der Zellenspannungen aller wiederverwendeten Zellen (19b) ist, die in den Batteriezellengruppen (19) enthalten sind.
Resumen de: US20260166582A1
A secondary battery manufacturing device including: a substrate transfer part configured to transfer a substrate along a transfer path; a dual slot-die configured to coat the substrate with an active material and including a lower die, a central die fixed on the lower die, and an upper die slidably attached on an upper surface of the central die, the dual slot-die having a lower discharge port between the lower die and the central die and an upper discharge port between the central die and the upper die; a gap adjustment part configured to move the dual slot-die to adjust a gap between the upper and lower discharge ports and the substrate; a controller configured to drive the gap adjustment part; and an upper die supporter configured to slide the upper die to adjust and maintain a gap between the upper die and the substrate.
Resumen de: WO2026127205A1
An electrolyte for a lithium secondary battery according to the present disclosure comprises a lithium salt, a fluorinated ether-based solvent, and a compound represented by chemical formula 1.
Resumen de: WO2026125682A1
A cathode active material compound LiaNixMnyCozCacSwQbBdO2, wherein: 0.90 ≤ a ≤ 1.10, 0.70 ≤ x ≤ 0.95, 0.0 ≤ y ≤ 0.10, 0.00 ≤ z ≤ 0.15, 0.00 < c ≤ 0.0075, 0.0055 ≤ d ≤ 0.0075, 0.00 < w ≤ 0.0075, and 0.00 ≤ b ≤ 0.0275, the compound has a specific surface area of at least 0.10 m2/g and of no more than 0.50 m2/g as determined by BET analysis.
Resumen de: US20260171337A1
0000 According to an aspect of the present disclosure, there is provided a pyrofuse ignition apparatus including a pyroswitch including a high side to which an operating voltage is applied, a low side to which a ground is connected, and an internal resistance between the high side and the low side, a low side switch that outputs an ignition start signal to the low side of the pyroswitch, a constant current supplier that is connected to the low side of the pyroswitch and supplies a constant current to the internal resistance of the pyroswitch, a high side switch configured to turn off an operating voltage applied to the high side of the pyroswitch when diagnosing the pyroswitch, and a resistance monitoring unit configured to monitor a voltage difference across the internal resistance of the pyroswitch.
Resumen de: WO2026127361A1
The present invention relates to a silane compound for a battery cooling oil, a preparation method therefor, and a cooling oil comprising same. The silane compound satisfying chemical formula 1 of the present invention has a high flash point and a low viscosity and exhibits low swelling properties for plastic parts such as polypropylene, thereby providing excellent thermal stability and material stability, and thus can be effectively applied to a cooling oil for a battery.
Resumen de: WO2026128695A1
A centralized control unit for actively balancing a multi-cell battery pack is provided. The centralized control unit may include an analog-to-digital converter (ADC) to monitor and digitize voltage readings of the battery cells in the multi-cell battery pack, a microcontroller unit (MCU) to process the digitized voltage readings from the ADC, analyze a state of the battery cells, and execute one or more balancing algorithms, and a DC-DC converter to enable redistribution of energy to maintain balance across the battery cells.
Resumen de: US20260171385A1
0000 A manufacturing apparatus of a fiber-kind of electrode, including: a tank containing an active material solution and a polymer solution separated into a lower layer and an upper layer, and not mixed with each other; a transport portion configured to transport a fibrous substrate including: a supply roll located outside the tank; a take-up roll installed inside the tank to be immersed in the active material solution; and a winding roll located outside of the tank; a tubular portion surrounding around a part of the fibrous substrate transported between the supply roll and the take-up roll, and installed inside the tank to have an outer surface in contact with the polymer solution; and a dryer installed between the tank and the winding roll, and to dry the fibrous substrate discharged from the tank.
Resumen de: WO2026127312A1
The present invention relates to an apparatus used in a heat treatment process for obtaining purified lithium sulfide powder. Presented are a method and a system in which a lithium sulfide heat treatment process requiring significant cost and time is automated such that production costs can be lowered and yield of a product can be improved.
Resumen de: WO2026127403A1
An electrode terminal, and a secondary battery and a battery module comprising same are disclosed. The electrode terminal comprises: a first flat plate positioned on a first surface of a base plate having a through-hole to cover the through-hole and having a through-opening for discharging gas in the central portion thereof; a connection cylinder extending from the first flat plate to be inserted into the through-hole and having an accommodation cavity communicating with the through-opening therein; a second flat plate disposed on a second surface of the base plate symmetrical to the first surface, connected to the connection cylinder, communicating with the accommodation cavity, and having an inlet hole penetrating to have a smaller size than the accommodation cavity; and a discharge control member attached to the connection cylinder to cover the inlet hole in the accommodation cavity and selectively opening the inlet hole according to a set starting pressure, wherein gas introduced through the inlet hole can be discharged to the outside through the accommodation cavity and the through-opening. Explosion of the secondary battery and the battery module due to high pressure can be prevented.
Resumen de: DE102024004401A1
Die Erfindung betrifft einen elektrischen Energiespeicher (2) für ein Fahrzeug (1) mit zumindest einem in einem Gehäuse (3) angeordneten Zellmodul (4), welches eine Anzahl von elektrisch miteinander verbundenen Einzelzellen (4.1) aufweist, die einen Zellstapel bilden, wobei in Stapelrichtung (S) jeweils endseitig eine Endplatte (5) an dem Zellstapel angeordnet ist. Erfindungsgemäß ist vorgesehen, dass an einer freien Flachseite der jeweiligen Endplatte (5) zwischen dieser und dem Gehäuse (3) ein Kompressionselement (9) zur Kompensation eines Zelldickenwachstums der Einzelzellen (4.1) angeordnet ist. Weiterhin betrifft die Erfindung ein Verfahren zur Herstellung des elektrischen Energiespeichers (2) und ein Fahrzeug (1) mit einem solchen.
Resumen de: WO2026127560A1
The present invention relates to a chargeable/dischargeable secondary battery. The secondary battery, according to one embodiment of the present invention, may comprise: an electrode assembly; a sheet-type exterior material provided with an inner space for receiving the electrode assembly therein, and an exterior material opening enabling the inner space to communicate with the outside; a cap coupled to the sheet-type exterior material by being inserted into the exterior material opening; and a pressing member receiving heat and expanding, thereby pressing a coupling portion where the sheet-type exterior material and the cap are coupled.
Resumen de: WO2026125960A1
The present dislsoure envisages a two-part terminal assembly for a secondary battery cell. The terminal assembly (100) includes a housing with a first end, second end, and a jelly roll inside. The first terminal part (105) has an inclined opening (109) at the upper portion of the first end, and a hollow cylindrical body (107) with a sealing rim (111) at the lower portion of the first end. The second terminal part (115) includes a flange (118) resting at the upper portion of the first end, and a hollow cylindrical body (116) with its lower portion connected to the upper surface of the sealing rim (111).
Resumen de: WO2026126365A1
The present invention avoids influence by errors in communication between lower-level units and an upper-level unit and suppresses the cost of taking measures to avoid influence by such errors when functions are divided between the lower-level units and the upper-level unit and an SOC estimation function is delegated to the lower-level units. The present invention comprises: lower-level units (CMU) that are associated with and control respective battery modules (M) that have a plurality of battery cells (C); an upper-level unit (BMU) that oversees the lower-level units (CMU); and a current sensor (A) that detects the values of the current passing through the battery modules (M). The upper-level unit (BMU) calculates an integrated current value from the current values detected by the current sensor (A) and transmits the integrated current value to the lower-level units (CMU), and the lower-level units (CMU) compute initial SOC values for the battery cells (C) on the basis of voltage values for the battery cells (C) and update the initial SOC values on the basis of the integrated current value received from the upper-level unit (BMU).
Resumen de: WO2026127422A1
A battery module according to example embodiments may include battery cells, a module frame, and a first thermal barrier, wherein the module frame accommodates the battery cells, the module frame includes a top plate including vent holes, and the first thermal barrier may be present between the battery cells and the top plate.
Resumen de: US20260171499A1
0000 An electrolyte for a lithium metal battery includes a lithium salt, a non-aqueous organic solvent, and a nitrate additive, wherein the lithium salt is different from the nitrate additive, the lithium salt is included in an amount of greater than or equal to 15 mol % based on a total amount (100 mol %) of the electrolyte for the lithium metal battery, and the nitrate additive is included in an amount of greater than or equal to 3 mol % based on a total amount (100 mol %) of the electrolyte for the lithium metal battery.
Resumen de: US20260171498A1
0000 An electrolyte for a lithium metal battery, which includes a lithium salt, a non-aqueous organic solvent, and a metal cation additive. The metal cation additive may include calcium and trifluoromethanesulfoneimide.
Resumen de: US20260171528A1
0000 A battery system includes a battery made of a lithium-ion secondary battery, a sensor group configured to detect a voltage, a current, and a temperature of the battery, and a control device configured to control a charging current of the battery based on detection values of the sensor group. The control device is configured to acquire a deterioration state of the battery from the detection values of the sensor group, and set a threshold voltage at which lithium metal is deposited on an electrode of the lithium-ion secondary battery with respect to the voltage of the battery, in accordance with the acquired deterioration state of the battery. The control device is configured to reduce, when the voltage of the battery exceeds the threshold voltage during charging of the battery, the charging current to a limit current.
Resumen de: WO2026127025A1
Provided is a power storage element comprising: a cylindrical case body in which openings are formed at both ends; a cover body that closes the openings; an electrode body housed in the case body; a spacer that is positioned between the case body and the electrode body and extends in a first direction from one opening to the other opening; and a fixing portion that fixes the electrode body and the spacer.
Resumen de: DE102024138678A1
Eine von einem entfernbaren und wiederaufladbaren Akkupack mit Leistung versorgte Starthilfe-Vorrichtung für Fahrzeugbatterien, wie beispielsweise ein Akkupack, das mit verschiedenen handgeführten Elektrowerkzeugen verwendet wird. Das Akkupack ist entfernbar mit einer Starthilfe-Vorrichtung für Fahrzeugbatterien verbunden und kann selektiv verwendet werden, um ein Leistungssteigerungs-Modul innerhalb der Starthilfe-Vorrichtung für Fahrzeugbatterien zu laden. Das Leistungssteigerungs-Modul umfasst beispielsweise eine Vielzahl von Superkondensatoren oder Lithium-Polymer-Akkuzellen. Das Leistungssteigerungs-Modul in Kombination mit dem Akkupack 100 wird verwendet, um einer Fahrzeugbatterie Starthilfe zu geben. Die Starthilfe-Vorrichtung für Fahrzeugbatterien umfasst eine Ladesteuerschaltung, die so konfiguriert ist, dass sie das Laden des Leistungssteigerungs-Moduls auf der Grundlage von Akkuinformationen steuert, die vom Akkupack erhalten werden.
Resumen de: US20260167518A1
Aspects of a one-step method for synthesizing monocrystalline LiNixMnyMzCo1-x-y-zO2 include heating a solid hydroxide precursor comprising NixMnyMzCo1-x-y-z(OH)2 and a molar excess of a lithium compound in an oxygen-containing atmosphere at a temperature T for an effective period of time t to form monocrystalline lithium nickel manganese cobalt oxide (NMC) having a formula LiNixMnyMzCo1-x-y-zO2. In the formula, M represents one or more dopant metals, 0.6≤x<1, 0.01≤y<0.2, 0≤z≤0.05, and x+y+z≤1.0. The synthesized monocrystalline NMC is useful as an active material for cathodes, such as cathodes for lithium ion and lithium metal batteries.
Resumen de: WO2026125335A1
This invention relates to the recovery of nickel and cobalt from lithium ion battery materials comprising nickel, cobalt, and manganese, such as cathode active materials (CAM) and/or black mass (BM) derived from battery materials.
Nº publicación: WO2026126886A1 18/06/2026
Solicitante:
NICHIAS CORP [JP]
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Resumen de: WO2026126886A1
Provided is a spacer capable of suppressing heat transfer and maintaining the shape of the spacer. This spacer is disposed between two power storage elements disposed adjacent to each other, and has an elastic member and a heat insulating member disposed next to each other in the array direction of the power storage elements. The elastic member is an aggregate in which heat-resistant particles, reinforcement fibers, and elastic particles that are rubber particles and/or resin particles are dispersed, and has pores. The heat insulating member can be covered with a first exterior material. The elastic member and the heat insulating member covered with the first exterior material can be covered with a second exterior material. A molded body formed from inorganic particles can be used as the heat insulating member.
BOPI
Sede Electrónica
