Resumen de: DE102025122134A1
Batteriepacks, einschließlich modularer Batteriepacks, halten eine unterschiedliche Anzahl von Batteriemodulen. Wenn die Anzahl geringer ist als die volle Kapazität von Batteriemodulen, wird eine Überbrückungskomponente verwendet, um verschiedene Komponenten des Batteriepacks zu halten. Wenn ein Raum innerhalb eines Batteriepackrahmens nicht durch ein Batteriemodul (oder Batteriemodule) des Batteriepacks belegt ist, kann die Überbrückungskomponente einen Kühlverteiler des Batteriepacks halten. Außerdem kann die Überbrückungskomponente Sammelschienen halten, die teilweise zum Vervollständigen einer Hochspannungsschaltung, die die Batteriemodule einschließt, verwendet werden. Die Überbrückungskomponente kann Clips einschließen, die eingerichtet sind, um die Sammelschienen zu befestigen. Die Überbrückungskomponente kann ferner einen Metalleinsatz einschließen, um zusätzliche strukturelle Steifigkeit bereitzustellen. Ferner kann die Überbrückungskomponente Führungen und Clips einschließen, um die Überbrückungskomponente an einer Komponente (z. B. einem Querträger) des Batteriepacks zu befestigen.
Resumen de: DE102024120982A1
Eine Ein-Schritt-Induktionsschweißbaugruppen-Konfiguration für ein Batteriegehäuse umfasst eine Schale, die aus einem thermoplastischen Verbundwerkstoffmaterial aufgebaut ist. Die Schale ist Teil des Batteriegehäuses. Die Ein-Schritt-Induktionsschweißbaugruppen-Konfiguration umfasst auch eine Kühlkomponente, die aus einem der Folgenden aufgebaut ist: thermoplastisches Verbundwerkstoffmaterial und Metall, wobei die Kühlkomponente mit der Schale an einer Verbindungsschnittstelle verbunden ist und die Kühlkomponente Teil des Batteriegehäuses ist. Die Ein-Schritt-Induktionsschweißbaugruppen-Konfiguration umfasst auch eine Vielzahl von Induktionsspulen, die unter Spannung stehen, um ein elektromagnetisches Feld zu erzeugen, das Wärme erzeugt und die Schale und die Kühlkomponente an der Verbindungsschnittstelle miteinander verbindet, eine Schicht aus elektrisch isolierendem Material, die direkt unterhalb der Vielzahl von Induktionsspulen angeordnet ist, und eine Matrize, die eine Klemmkraft gegen die Schale des Batteriegehäuses ausübt.
Resumen de: DE102024205294A1
Die Erfindung betrifft ein Batteriemodul mit einer Mehrzahl an Batteriezellen (2), welche in einem Inneren (4) eines Gehäuses (3) des Batteriemodus (1) aufgenommen sind, wobei in dem Inneren (4) des Gehäuses (3) des Batteriemoduls (1) weiterhin eine Leistungselektronik (5) aufgenommen ist, wobei das Gehäuse (3) einen Überstand (6) aufweist, welcher einen restlichen Teil (7) des Gehäuses (3) überragend ausgebildet, und innerhalb eines Inneren (41) des Überstands (6) die Leistungselektronik (5) zumindest teilweise aufgenommen ist.
Resumen de: WO2025255225A1
Disclosed is a lead assembly for a battery system and a battery or battery system having the lead assembly. The battery system includes a shunt bridge to electrically couple adjacent battery cells. The shunt bridge can be electrically coupled to a printed circuit board (PCB). The battery system can be a lead-acid battery system having multiple compartments. A first compartment can be a battery cells compartment, a second compartment can be a battery monitoring system (BMS) compartment, and a third compartment can be a venting compartment. In an embodiment, multiple posts extend through bushings from the first compartment to the second compartment. A lead assembly couples the posts to the BMS.
Resumen de: DE102025143258A1
Die Erfindung betrifft ein Fahrzeug, welches erfindungsgemäß einen elektrischen Energiespeicher mit einer Mehrzahl von elektrisch miteinander verschalteten prismatischen Einzelzellen (1) aufweist, wobei die Einzelzellen (1) in einem gemeinsamen Gehäuse angeordnet sind, die Einzelzellen (1) mit ihrer Längsachse parallel zu einer Fahrzeugquerachse (y) hintereinander und mit ihrer Querachse parallel zu einer Fahrzeuglängsachse (x) angeordnet sind und entlang einer Fahrzeughochachse (z) mehrere Lagen übereinander angeordneter Einzelzellen (1) gebildet sind.
Resumen de: DE102024205308A1
Die Erfindung betrifft ein Verfahren zum Schneiden eines Elektrodenbands (2), welches ein Substrat (4) mit einem beschichteten Bereich (6) und mit einem unbeschichteten Randbereich (8) aufweist, wobei ein Stützband (12) derart mitlaufend am Elektrodenband (2) angeordnet wird, dass das Stützband (12) den unbeschichteten Randbereich (8) stützt und den Randbereich (8) seitlich überragt, wobei das Elektrodenband (2) im unbeschichteten Randbereich (8) unter Bildung eines Ableiterfähnchens (10) lasergeschnitten wird, und wobei das Laserschneiden durch das Stützband (12) erfolgt. Des Weiteren betrifft die Erfindung eine Vorrichtung (32) zum Schneiden des Elektrodenbands (2).
Resumen de: DE102024121745A1
Ein Verfahren zur Herstellung einer Anodenelektrode umfasst das Walzen einer ersten Aluminiumfolienschicht, das Glühen der ersten Aluminiumfolienschicht zur Bildung einer ersten geglühten Aluminiumfolienschicht, das mechanische Verbinden einer ersten Lithiummetallfolienschicht zwischen einem Anodenstromkollektor und der ersten geglühten Aluminiumfolienschicht und die Alterung der Anodenelektrode zur Vorlithiierung der ersten geglühten Aluminiumfolienschicht.
Resumen de: DE102024115970A1
Antriebsstrang für ein batterieelektrisches Fahrzeug, gekennzeichnet durch folgende Merkmale:- einen geschlossenen Kühlmittelkreislauf,- einen Pulswechselrichter (10) mit einem Kühlkörper (11), der als Wärmetauscher im Kühlmittelkreislauf eingerichtet ist,- eine durch den Kühlmittelkreislauf thermisch mit dem Wärmetauscher verbundene elektrische Maschine (13) und- eine durch den Pulswechselrichter elektrisch mit der Maschine verbundene Hochvoltbatterie (14).
Resumen de: DE102024116307A1
Die Erfindung betrifft ein Verfahren (4) zum Kühlen einer Batterie (3) eines batterieelektrischen Fahrzeugs (1) während eines Ladevorgangs mittels einer Kühlungsanordnung (2). Die Erfindung betrifft auch die Kühlungsanordnung (2) zum Ausführen des Verfahrens (4), das Fahrzeug mit der Kühlungsanordnung (2) und eine Ladeeinrichtung zum Laden der Batterie (3) des Fahrzeugs (1).
Resumen de: DE102024122222A1
Eine Gesamt-Festkörperbatterie (ASSB)-Zelle umfasst C Kathodenelektroden, S Separatoren und A Anodenelektroden, wobei A, C und S ganze Zahlen größer als Null sind. Jede der A Anodenelektroden umfasst eine Aluminium-Eisen (Al-Fe)-Schicht und eine vorlithiierte Al-Fe-Schicht auf der Al-Fe-Schicht.
Resumen de: WO2025254913A1
Provided herein are systems and methods for managing a temperature of a battery pack. For example, a method may include determining, by one or more processors, a heat load for the battery pack for a first time window based on one or more metrics for a second time window, applying, by the one or more processors, the heat load to a threshold criteria, and transmitting, by the one or more processors, a signal to a thermal management system, to modify a condition of the thermal management system for cooling the battery pack, responsive to the heat load satisfying the threshold criteria.
Resumen de: WO2025251183A1
Provided in the present invention is an operating method of a lead-acid storage battery. The lead-acid storage battery comprises a housing, wherein an electrode plate wrapped in an AGM separator is mounted in the housing, the AGM separator has pores, and a sulfuric acid electrolyte is adsorbed in the pores of the AGM separator. The operating method of the lead-acid storage battery comprises an early stage of charging and discharging, an intermediate stage of charging and discharging and a later stage of charging and discharging, wherein in the early stage of charging and discharging, the sulfuric acid electrolyte is adsorbed in all the pores of the AGM separator; and in the intermediate stage of charging and discharging and the later stage of charging and discharging, the sulfuric acid electrolyte is not adsorbed in some of the pores of the AGM separator. The present invention further sets forth a lead-acid storage battery serving as a secondary battery. The lead-acid storage battery and the operating method thereof of the present invention can prolong the service life of the lead-acid storage battery.
Resumen de: WO2025251340A1
A top cover having an integrally formed explosion-proof valve (11), comprising: a top cover main body (10); an explosion-proof valve (11) integrally formed with the top cover main body (10); the top cover main body (10) comprises an outer surface (101) and an inner surface (102) opposite the outer surface (101); the explosion-proof valve (11) comprises a valve main body (111) and a safety groove (112); the valve main body (111) comprises a recessed portion (103) extending toward the inner surface (102) of the top cover main body (10), a lower edge of the recessed portion (103) contracts inwardly and forms a protruding portion (104) extending toward the outer surface (101) of the top cover main body (10), and the safety groove (112) is provided on a top surface of the protruding portion (104). A battery casing (20) having the integrally formed explosion-proof valve (11), and a processing method for the top cover and the battery casing (20). The method comprises locally heating the safety groove (112) region to improve the microstructure thereof, so as to lower and stabilize the rupture pressure value.
Resumen de: US2025379235A1
The present disclosure provides a fluoride ion conductor having a perovskite structure with high ionic conductivity, a negative electrode mixture comprising the fluoride ion conductor, and a fluoride ion battery comprising the negative electrode mixture. The fluoride ion conductor of the disclosure has a perovskite structure, and is represented by the following formula (1): Ba1-x-ySrxAyLiF3-y: (1) wherein; A is an alkali metal element selected from among Na, K, Rb and Cs, 0.3<3 1−x−y<1.0, 0≤x<0.4, and 0
Resumen de: US2025379329A1
Lithium-ion batteries, battery modules and battery packs are provided that comprise anti-propagation systems designed to mitigate a thermal runaway condition. A battery module comprises a housing comprising a plurality of lithium-ion battery cells each having a positive terminal and a negative terminal, and a flexible container housing a liquid and positioned adjacent to the positive terminal of at least one of the battery cells. The flexible container comprises a material configured to melt at a temperature at or above a threshold temperature for quenching a thermal runaway event in the battery pack to prevent the thermal runaway from propagating and spreading to other battery cells or modules within the pack. The battery module comprises a reinforcement substrate secured to the flexible container. The reinforcement substrate provides structural rigidity to the flexible container and functions to inhibit thermal runaway eject from passing therethrough to other battery modules within the battery pack.
Resumen de: US2025379337A1
A busbar assembly for electrically interconnecting a plurality of power racks arranged in a rack row includes first and second conductive busbars extending horizontally with respect to the rack row. The first and second conductive busbars electrically connect with first and second pluggable connectors extending rearward from the rack row orthogonal to the busbars. To interconnect the conductive busbars and pluggable connectors, the busbar assembly includes first and second conductive links that are shaped to extend between the components. To brace the busbars in parallel, the busbar assembly includes a support insulator that traverses and clamps to the busbars.
Resumen de: US2025379333A1
A secondary battery, a battery assembly and an electronic device is provided. The secondary battery includes a housing, an electrode assembly, a pole, and an insulating member. The housing includes an end wall and a sidewall surrounding the end wall. The electrode assembly is disposed inside the housing. The pole is fixed to the end wall and electrically connected to the electrode assembly. The pole includes a columnar part and an inner flange. The columnar part passes through the pole hole, and the inner flange is located inside the housing and extends from the columnar part towards the periphery of the end wall. The insulating member is at least partially located on one side of the end wall facing the interior of the housing. The insulating member includes a first insulator surrounding the columnar part and a second insulator at least partially surrounding the first insulator.
Resumen de: US2025379331A1
Disclosed are a module cover, a battery pack, and vehicle, the module cover having a panel shape having an area that covers all a plurality of battery modules adjacent to one another with a crossbeam interposed therebetween, in which a fixing portion is formed on a portion corresponding to the crossbeam, and the module cover is coupled to the crossbeam by means of the fixing portion.
Resumen de: US2025379275A1
A computer system has processing circuitry to: acquire cell data from cell sensors of an electrical energy storage pack of an electrical energy storage system of a vehicle, determine at least two states of the cells based on evaluating the cell data; input the at least two states as input to a reinforcement learning algorithm configured to calculate control signals to balance the at least two states across the cells, and provide an output indicating the control signals.
Resumen de: US2025379273A1
Provided are a pressure relief valve and a battery pack. A pressure relief valve includes a valve body. The valve body is provided with a pressure relief hole penetrating through the valve body along a length direction of the valve body. At least one whistle hole is disposed at a side wall of the valve body. Each of the at least one whistle hole extends from an outer side surface of the valve body to an inner side surface of the valve body, to form an opening communicated with the pressure relief hole at the inner side surface. The whistle hole is configured to generate a sound when a portion of gas in the pressure relief hole is discharged through the whistle hole.
Resumen de: US2025379251A1
A main object of the present disclosure is to provide a mixture with which an electrode layer and an electrolyte layer with excellent ion conductivity are obtained. The present disclosure achieves the object by providing a mixture including a first solid electrolyte and a second solid electrolyte, wherein the first solid electrolyte and the second solid electrolyte contain Li, P, and S, and have an argyrodite type crystal structure; the first solid electrolyte includes an anion component including B; and the second solid electrolyte does not include an anion component including B.
Resumen de: US2025379252A1
An electrolyte including a compound of Formula I-A and a compound of Formula I-B:where based on a mass of the electrolyte,a percentage of the compound of Formula I-A and a percentage of the compound of Formula I-B are each in a range of 0.12% to 5.1%.
Resumen de: US2025379250A1
Disclosed is a method of manufacturing an all-solid-state battery, the method including a mixture formation step of mixing positive electrode active material powder coated with a lubricating material and electrolyte powder with each other to form a mixture, an application step of applying the mixture to a positive electrode current collector, and a pressing step of pressing the mixture and the positive electrode current collector. Pores in a positive electrode composite layer formed in the pressing step may be reduced, whereby the performance of the all-solid-state battery may be improved.
Resumen de: US2025379248A1
An embodiment of the present disclosure can provide an electrode assembly, comprising: a first electrode wound about a winding axis and comprising a first uncoated portion a second electrode wound about the winding axis and comprising a second uncoated portion, and a separator disposed between the first electrode and the second electrode; wherein the first uncoated portion comprises a plurality of cutting portions, formed at a predetermined depth from an end of the first electrode, and a plurality of cross-cutting portions, extending from the cutting portions and formed in a winding direction.
Nº publicación: US2025379249A1 11/12/2025
Solicitante:
SAMSUNG SDI CO LTD [KR]
SAMSUNG SDI CO., LTD
Resumen de: US2025379249A1
An apparatus for pressurizing a battery includes: a plurality of pressurization plates configured to pressurize a plurality of battery cells interposed between the pressurization plates; a buffering pad interposed between one of the pressurization plates and one of the battery cells, the buffering pad comprising foamed silicon; and a pressure adjustment part configured to adjust pressure between the pressurization plates by adjusting a distance between the pressurization plates.