Resumen de: FR3167059A1
DISPOSITIF D'EXTINCTION D'INCENDIE POUR VÉHICULE ÉLECTRIQUE L’invention concerne un dispositif d'extinction d'incendie pour véhicule électrique (100) comprenant un canal de cavité structural (22) formé dans un compartiment de batterie du véhicule électrique, et un connecteur (30) qui prolonge le canal jusqu'à une surface de carrosserie du véhicule (21). Dans un exemple, le connecteur est relié à un connecteur correspondant (40), une conduite, un panneau de commande (60) et une unité d'alimentation externe en agent extincteur (70) à l'extérieur du véhicule. Un détecteur envoie un signal au panneau de commande en cas de détection d'un incendie, et une vanne de conduite d'agent extincteur s’ouvre automatiquement pour libérer un agent à l'intérieur. Dans un autre exemple, le connecteur est relié à un connecteur correspondant, une conduite et une unité d'alimentation externe de source d’eau d'extinction d'incendie à l'extérieur du véhicule, et une conduite de source d'eau d'extinction d'incendie est ouverte manuellement. Figure à publier avec l'abrégé : Fig. 1
Resumen de: FR3167213A1
Méthode (100) pour détecter une défaillance d’une batterie Lithium-Ion. La méthode comporte, pour au moins une phase de relaxation de la batterie, et pour chaque cellule de la batterie : une collecte (110) de plusieurs mesures de tension de la cellule,une formation (120) d'un signal de relaxation sous la forme d’un logarithme d'une valeur normalisée de la tension de la cellule,une décomposition (130) en modes empiriques (EMD) du signal de relaxation en composantes intrinsèques. La méthode (100) comporte également : une détermination (150) d'une valeur d'incidence représentative d’un état de santé de la batterie à partir des composantes intrinsèques obtenues pour les différentes cellules, une évaluation (160) d’un critère de détection d’une défaillance de la batterie en fonction de la valeur d’incidence. Figure pour l’abrégé : Fig. 2
Resumen de: FR3167261A1
L’invention concerne un procédé pour la protection d’un circuit électrique (10) de véhicule électrique ou hybride comprenant une liaison électrique vissée (51, 52, 53, 54), une batterie (20) comprenant un module (21, 22) et un interrupteur (30), la liaison électrique vissée comprenant une sonde de température (41, 42, 43, 44), le procédé comprenant les étapes suivantes : - deux étapes de mesure de valeur de température de la liaison électrique vissée ;- une étape de calcul d’une valeur de gradient temporel de température de la liaison électrique vissée ;- une étape d’ouverture de l’interrupteur lorsque la valeur de gradient temporel de température calculée est supérieure à une valeur de seuil de gradient temporel de température de la liaison électrique vissée. Figure 1
Resumen de: FR3167214A1
Méthode (100) pour estimer un état de santé d’une batterie Lithium-Ion. La méthode comporte, pour au moins une phase de relaxation de la batterie, et pour chaque cellule de la batterie : une collecte (110) de plusieurs mesures de tension de la cellule,une formation (120) d'un signal de relaxation sous la forme d’un logarithme d'une valeur normalisée de la tension de la cellule,une décomposition (130) en modes empiriques (EMD) du signal de relaxation en composantes intrinsèques. La méthode (100) comporte également : un calcul (150) d'une variance d'énergies des cellules à partir des composantes intrinsèques obtenues pour les différentes cellules, une détermination (160) d'un état de santé courant de la batterie (20) en fonction de la variance des énergies des cellules pour la phase de relaxation considérée. Figure pour l’abrégé : Fig. 2
Resumen de: FR3167250A1
Procédé de préchauffage d’une batterie haute tension d’un véhicule et véhicule correspondant L’invention concerne un procédé de préchauffage d’une batterie haute tension d’un véhicule (200) électrique ou hybride, utilisant un système de gestion thermique (1) apte à fonctionner en mode pompe à chaleur, le procédé de préchauffage comportant des étapes de :- réception d’un instant de démarrage (td) du véhicule (200) et d’une température initiale (Tbatt_init) de la batterie haute tension,- estimation d’une énergie thermique (Eth) à transmettre à la batterie haute tension pour que celle-ci atteigne une température cible (Tcible), - détermination d’un instant d’activation (tact) du système de gestion thermique (1) et de ses paramètres (Rpm_30, ω, P22) de fonctionnement, et- préchauffage de la batterie haute tension à partir de l’instant d’activation (tact), en utilisant les paramètres (Rpm_30, ω, P22) de fonctionnement,l’instant d’activation (tact) étant déterminé de sorte à minimiser une consommation électrique du système de gestion thermique (1) sur la durée de préchauffage. (Figure 3)
Resumen de: US20260100381A1
A current collector includes a support layer, a first electrically conductive layer, and a tab portion. The support layer is composed of a resin composition having electric insulation. The first electrically conductive layer is laminated on the support layer. The tab portion is constituted by a film-formed member. The tab portion includes a tab body portion and a first heat release portion. The tab body portion is joined to the first electrically conductive layer by ultrasonic welding. The tab body portion extends so as to be away from the first electrically conductive layer. The first heat release portion is shorter than the tab body portion, in an extension direction of the tab body portion. The first heat release portion is not joined to the first electrically conductive layer by ultrasonic welding.
Resumen de: WO2026074994A1
A positive electrode precursor 23 according to the present invention can be used for a positive electrode 20 of an alkaline storage battery 10 and is characterized by: containing a layered double hydroxide (LDH) that contains, as constituent elements, Ni and at least one metal element selected from Co, Fe, Al, and Mn; and the charge/discharge capacity thereof being developed by using an electrochemical oxidation treatment. The positive electrode precursor 23 according to the present invention is capable of providing a positive electrode that suppresses decreases in the discharge capacity due to charging/discharging having been repeatedly performed, and that can improve the life cycle of the alkaline storage battery.
Resumen de: US20260100486A1
Provided is a technology for reducing the risk of molten metal splattering when welding a metal member including a first member made of metal and a second member made of metal, which are laid on top of each other, to another metal member. The metal member disclosed herein includes the first member made of metal and the second member made of metal. The second member has a space, in which gas can accumulate, between the first member and the second member. The second member has a ventilation hole that communicates the space with outside air.
Resumen de: US20260100598A1
The present disclosure relates to a battery protection circuit module and a method of protecting a battery using the same, and more particularly, to a battery protection circuit module that prevents an overvoltage protection malfunction and a method of protecting a battery using the same. A battery protection circuit module may include a first integrated circuit (IC) disposed relatively closely to an output stage, a first field effect transistor (FET) connected to the first IC, a second IC disposed relatively closely to an input stage, a second FET connected to the second IC, and a first shunt resistor disposed at a preset node by considering a difference between voltages recognized by the first IC due to a second shunt resistor and the second FET that are connected to the second IC.
Resumen de: WO2026073338A1
There is provided a two-melt chemical synthesis steps process for the preparation of a lithium metal phosphate (LiMPO4) cathode material, wherein the metal (M) is iron and/or manganese. The process comprises: a first step of mixing a lithium source and a phosphorus source in a first melt reactive pool at a temperature of about 650°C or more to form liquid LiPO3 (LiPO3(l)); and a second step of contacting the LiPO3(l) with a 'metal-oxygen' source ('M-O' source) to form LiMPO4 in a second melt reactive pool held at a temperature above the melting point of LiMPO4. Metallic iron and/or metallic manganese may be used as sole metal sources and heat from the Joule effect produced may constitute a further heating means for the pool.
Resumen de: DE102024209777A1
Die Erfindung betrifft eine Batterieeinheit (1), umfassend n Batteriezellen (BZ1 - BZn), die in Reihe geschaltet sind, und ein Steuergerät (3), wobei parallel zu den Batteriezellen (BZ1 - BZn) Elemente für ein Zellenbalancing angeordnet sind, wobei die Elemente Zenerdioden (D1 - Dn) aufweisen, die unmittelbar parallel zu den Batteriezellen (BZ1 - BZn) angeordnet sind, wobei die Durchbruchspannung der Zenerdioden (D1 - Dn) auf die Ladeschlussspannung (ULSS) der Batteriezellen (BZ1 - BZn) angepasst ist sowie ein Verfahren zum Laden einer Batterieeinheit (1).
Resumen de: US20260100346A1
The method of the present disclosure for manufacturing a battery includes roller conveying a heated elongated sheet-like bipolar electrode laminate with a conveying roller. In the method of the present disclosure, the conveying roller has a heating portion at a position overlapping with the gap portion or the opposite side surface thereof, and has a non-heating portion at a position overlapping with the gap portion or a portion other than the opposite side surface thereof, so that the temperature decrease of the gap portion of the bipolar electrode laminate when the bipolar electrode laminate passes through the conveying roller is less than 30° C., and the temperature decrease of the portion other than the gap portion of the bipolar electrode laminate is 30° C. or more.
Resumen de: US20260100460A1
0000 An electrical energy storage module disclosed herein includes a first electrical energy storage device and a second electrical energy storage device, and a spacer. The spacer includes a base part and a plurality of tubular protrusion parts. The tubular protrusion part includes a peripheral wall part and a hollow part surrounded by the peripheral wall part. The peripheral wall part includes a first part and a second part. The hollow part is provided with deviation to one side from a center of the tubular protrusion parts in a plan view. When a predetermined load is applied from an arrangement direction, the first part of the peripheral wall part is compressed and deformed and the second part of the peripheral wall part is buckled.
Resumen de: US20260100347A1
The method of the present disclosure for manufacturing a battery includes roller conveying a heated elongated sheet-like bipolar electrode laminate with a conveyor roller. In the method of the present disclosure, the first electrode active material layer is composed of a plurality of island portions extending in the conveying direction, and there is at least one gap portion extending in the conveying direction between the plurality of island portions, and the temperature drop of the bipolar electrode laminate when the bipolar electrode laminate passes through the conveyor roller is 30° C. or more, and the conveyor roller has a projecting portion or a gas discharge portion at a position overlapping with the gap portion or an opposite side surface thereof, so that a stretching stress in the transverse direction is applied to the gap portion when the bipolar electrode laminate is conveyed by the conveyor roller.
Resumen de: US20260100345A1
The method of the present disclosure for manufacturing a battery includes roller conveying a heated elongated sheet-like bipolar electrode laminate with a conveying roller. In the method of the present disclosure, the temperature drop of the bipolar electrode laminate when the bipolar electrode laminate passes through the conveying roller is 30° C. or higher, and further includes pressing the bipolar electrode laminate by the pressing roller before the bipolar electrode laminate passes through the conveying roller, wherein the temperature drop of the bipolar electrode laminate when the bipolar electrode laminate passes through the pressing roller is less than 30° C., and the pressing roller has a protruding portion at a position overlapping the gap portion or the opposite side surface of the bipolar electrode laminate, and the bipolar electrode laminate passes through the pressing roller so that the stretching stress in the transverse direction is applied to the gap portion.
Resumen de: US20260100474A1
0000 A secondary battery, including an electrode assembly, a case accommodating the electrode assembly, and a vent in the case, the vent being deformable by a first operating pressure and rupturable by a second operating pressure greater than the first operating pressure.
Resumen de: WO2026075329A1
Disclosed are a battery module which can be easily installed in a pack case, and a battery pack including same. A battery module according to an embodiment of the present invention comprises: a battery cell stack in which a plurality of battery cells are stacked; and a busbar frame disposed on one side of the battery cell stack. The busbar frame includes: a busbar electrically connected to a plurality of electrodes of the plurality of battery cells; and a plurality of through holes provided, on the lower surface of a pack case constituting a battery pack, for fixing. The plurality of through holes are formed extending through the busbar frame from the upper surface of the busbar frame to the lower surface of the busbar frame to allow coupling between the busbar frame and the pack case.
Resumen de: WO2026075536A1
The present invention relates to a sulfide-based glass-ceramic solid electrolyte comprising a lithium element (Li), a phosphorus element (P), a sulfur element (S), and a halogen element (Ha), and being substituted with a first compound comprising a Group 13 element (M).
Resumen de: WO2026075320A1
The present invention relates to a vision inspection system for determining defectiveness on the basis of an image captured of the exterior of a first electrode, a second electrode, a separator, or an electrode assembly, the vision inspection system comprising: a vision camera for acquiring the image of the first electrode, the second electrode, the separator, or the electrode assembly; a master image of the first electrode, the second electrode, the separator, or the electrode assembly; an input unit for receiving the master image and first data on the master image from the outside; a central processing unit for determining defectiveness on the basis of the image, generating data on the determined defectiveness, generating second data on the defectiveness of the master image, and generating detection capability inspection data on the basis of the first data and the second data; and a storage unit for storing the master image, the first data, the second data, or the detection capability inspection data.
Resumen de: US20260097666A1
A vehicle battery mounting structure includes a cell assembly including a plurality of battery cells overlapping one another, a mounting flange protruding from the cell assembly, a fastening member configured to fix the mounting flange, and a mounting portion formed at an end portion of the mounting flange and surrounding a portion of a periphery of the fastening member.
Resumen de: WO2026074313A1
An energy storage and management system that comprises a battery consisting of a set of capacitors connected, in series or parallel and with the set of capacitors having input means for connection to a source of electrical power and output means for connection to an electrical circuit, and with the system being connected to a capacitor management system configured to at least perform capacitor balancing on the capacitors. The invention also extends to the capacitors and to the battery compared thereof.
Resumen de: WO2026075257A1
This ion-conductive composite includes: a molecular crystal (A) having an ionic salt and a polar molecule; and a polymer (B). The ion-conductive composite has a melting enthalpy in DSC measurement.
Nº publicación: US20260100456A1 09/04/2026
Solicitante:
PRIME PLANET ENERGY & SOLUTIONS INC [JP]
Resumen de: US20260100456A1
The present disclosure provides an electricity storage device that includes a case and an electrode assembly accommodated in the case. The case includes a case body having an opening surrounded by side walls including a pair of first walls, and a lid configured to seal the opening. The electrode assembly includes a laminated part formed by laminating a positive electrode and a negative electrode in an insulated state in a direction toward the lid. The lid includes a base part and a pair of first bent parts extending from the base part along the pair of first walls of the case body, the pair of first bent parts facing each other. At least one of the pair of first bent parts is joined to at least one of the pair of first walls of the case body via a first welding joining part.