Absstract of: FR3166496A1
L’invention concerne un rotor pour machine électrique comprenant : - un châssis qui comporte un moyeu (29) et, répartis autour d’un axe longitudinal, des éléments de pôle magnétique (21) qui s’élèvent à partir du moyeu (29) et qui sont séparés deux à deux par des gorges (40), chaque élément de pôle magnétique comportant un pied (210) et une tête évasée (211), - des bobinages de fil électrique conducteur enroulés autour des pieds des éléments de pôle magnétique, et - dans chaque gorge, une feuille de papier (100) isolant électriquement, qui est pliée de façon à présenter un fond (101) contre le moyeu, deux ailes (102) repliées par rapport au fond et engagées chacune entre l’un des bobinages et l’un des pieds des éléments de pôle magnétique, et deux retours (103) repliés par rapports aux ailes l’un vers l’autre et engagés chacun entre l’un des bobinages et l’une des têtes évasées des éléments de pôle magnétique. Selon l’invention, chaque feuille de papier comporte en outre au moins deux rabats (104) repliés par rapports aux deux retours vers le fond, entre les bobinages. Figure pour l’abrégé : Fig.3
Absstract of: FR3166343A1
Un procédé de surveillance est mis en œuvre dans un véhicule géolocalisable et comprenant une batterie rechargeable et un dispositif de pré-conditionnement thermique propre, en cas d’activation, à réchauffer cette batterie. Ce procédé comprend une étape (10-90) dans laquelle, en cas de géolocalisation du véhicule à l’arrêt dans une zone où la température peut être inférieure à un premier seuil prédéfini, on génère, à destination du conducteur du véhicule, au moins un message recommandant d’activer le dispositif de pré-conditionnement thermique. Figure 3
Absstract of: FR3166430A1
Plaque de protection configurée pour un refroidisseur L’invention concerne une plaque de protection (10) configurée pour être assemblée dans une fenêtre d’un refroidisseur, notamment un refroidisseur formé de deux plaques jointes, cette plaque de protection (10) comprenant au moins un orifice de ventilation (12) qui est initialement obturé par un opercule (27) relié au pourtour de l’orifice de ventilation (12) par au moins une zone de matière frangible (28) de sorte que l’opercule (27) puisse être dégagé de l’orifice pour définir un passage de dégazage (29) en cas de dégazage d’une cellule (101) de batterie posée en regard de l’opercule (27), la plaque de protection (10) étant en outre résistante au feu. Figure pour l’abrégé : Figure 5
Absstract of: FR3166477A1
L’invention concerne une composition d’un électrolyte solide qui permet la fabrication d’un film présentant un très bon compromis entre conductivité ionique, stabilité électrochimique, stabilité à haute température, et tenue mécanique. Cette composition peut être utilisée dans un séparateur ou une électrode de batteries Na-ion ou K-ion.
Absstract of: FR3166476A1
La présente invention concerne l’utilisation dans une batterie secondaire Li-ion d’un polymère amorphe P1 comprenant au moins un segment -(S-R-S)-(S-R-S)-.
Absstract of: FR3166478A1
Cellule électrochimique (2) de stockage d’énergie électrique, présentant une enveloppe métallique avec une paroi extérieure, et présentant un axe de cellule (A), la paroi extérieure comprenant au moins une rainure s’étendant localement selon une direction d’extension locale inclinée par rapport à un axe de cellule, la direction d’extension locale formant un angle (θ1) entre 40° et 80° par rapport à l’axe de cellule, hélicoïdale lorsque la cellule électrochimique est de forme cylindrique, et ensemble comprenant un outil de désassemblage d'une cellule électrochimique, l’outil de désassemblage comprenant une pièce tournante montée en rotation autour d'un axe, une ou deux pince(s) montée(s) sur une glissière de direction radiale, chaque pince étant configurée pour saisir une portion supérieure de la paroi extérieure et la tirer radialement vers l’extérieur. Figure de l’abrégé : Fig. 1
Absstract of: DE102024132790A1
Ein Fahrzeug, ein Kühlmittelsystem für ein Fahrzeug und ein Verfahren zum Zusammenbauen eines Kühlmittelsystems werden bereitgestellt. Ein Verfahren umfasst das Bereitstellen einer Kühlplatte, die mit einer Außenfläche, die eine Öffnung umgibt, und mit einem Innenkanal, der mit der Öffnung in Verbindung steht, ausgebildet ist, wobei eine Platteneingriffsfläche den Innenkanal angrenzend an die Öffnung definiert; das Abdichten der Öffnung der Kühlplatte mit einer Abdeckung; das Durchstechen der Abdeckung mit einem distalen Ende eines Kühlmittelrohrs; das Einführen des distalen Endes in die Öffnung, um eine Rohreingriffsfläche des Kühlmittelrohrs mit der Platteneingriffsfläche in Eingriff zu bringen; und das Schieben eines entfernten Teils der Abdeckung in die Öffnung, während ein verbleibender Teil der Abdeckung um die Öffnung herum verbleibt.
Absstract of: DE102025116286A1
Ein Verfahren zur Herstellung eines Elektrodenlaminatmoduls der vorliegenden Erfindung umfasst: (a) Herstellen eines Elektrodenlaminatkörpers durch Laminieren einer Positivelektrodenaktivmaterialschicht, eines Separators und einer Negativelektrodenaktivmaterialschicht in der angegebenen Reihenfolge, und (b) Injizieren einer Elektrolytlösung in ein Elektrodenlaminatmodul, das den Elektrodenlaminatkörper und einen Außenkörper umfasst. In (a) weist mindestens eines von der Positivelektrodenaktivmaterialschicht, dem Separator und der Negativelektrodenaktivmaterialschicht auf mindestens einem Teil ihrer Vorderseite eine Ethylencarbonatschicht auf.
Absstract of: DE102025135837A1
Ein Batteriemanagementsystem (100) unter Verwendung eines Batterietemperaturvorhersagemodells (132) weist auf: eine Sende-/Empfangsvorrichtung (110), welche dazu eingerichtet ist, Informationen des Fahrzeugs (10) zu empfangen, eine Temperatursteuerungsvorrichtung (120), welche dazu eingerichtet ist, eine Vorhersage einer Batterietemperatur zu einem Zielortankunftszeitpunkt unter Verwendung von Zielortinformationen anzufordern und eine Batteriekonditionierungssteuerung unter Verwendung eines vorhergesagten Batterietemperaturwerts gemäß einem Anforderungsergebnis durchzuführen, und eine Temperaturvorhersagevorrichtung (130), welche dazu eingerichtet ist, den vorhergesagten Batterietemperaturwert zu dem Zielortankunftszeitpunkt auszugeben durch Eingeben der Informationen in ein im Voraus bereitgestelltes Batterietemperaturvorhersagemodell (132) gemäß der Anforderung der Vorhersage der Batterietemperatur.
Absstract of: DE102025129878A1
Ein aktives Material einer positiven Elektrode umfasst ein Pulver. Das Pulver umfasst Sekundärpartikel (2). Jedes der Sekundärpartikel (2) umfasst Primärpartikel (1). Jedes der Primärpartikel (1) umfasst eine Phosphatverbindung vom Olivin-Typ. Kohlenstoff haftet an mindestens einem Teil einer Oberfläche des Primärpartikels (1) an. Bei mindestens einem der Sekundärpartikel (2) weist eine Oberfläche des Sekundärpartikels (2) eine linear verlaufende Rille (3) auf.
Absstract of: DE102025136827A1
Eine Lithium-Sekundärbatterie gemäß Ausführungsformen der vorliegenden Offenbarung kann eine Kathode, die ein Lithiummetallphosphat umfasst, eine Anode, die gegenüber der Kathode angeordnet ist, ein Lithiumsalz, ein organisches Lösungsmittel und ein Additiv auf Phosphonatbasis umfassen, das durch die Formel 1 dargestellt ist.
Absstract of: WO2026057242A1
The invention relates to a multi-layer anode (40) for a solid-state battery, said anode being applied to an anode current collector (50) and comprising or consisting of a first layer (42) and a second layer (44), wherein the first layer (42) has one or more metal elements selected from the group consisting of silver (Ag), magnesium (Mg), gold (Au), palladium (Pd), aluminum (Al), bismuth (Bi), indium (In), tin (Sn), gallium (Ga), platinum (Pt), cadmium (Cd), germanium (Ge), selenium (Se), antimony (Sb), arsenic (As) and/or titanium (Ti), and the second layer (44) consists of a protective oxide layer which has or consists of one or more oxides of silicon (Si) and/or the above elements. The invention is distinguished by the fact that the ultrathin multi-layer anode according to the invention makes it possible to provide solid-state batteries which exhibit high energy density, making it possible to improve the reversibility of the lithium plating/stripping process during charging/discharging and to improve the cycle life of the solid-state battery.
Absstract of: WO2026058025A1
when Electric Vehicle are "Ultra Fast charged" or in case it needs extreme Power output, the drive Battery will heat up significantly. if the heat cannot be removed quickly enough, the heat can lead to degradation of Battery performance and potential risk of thermal Runaway. Furthermore At cold wheather under 0C degrees most lithium battery cells cannot be fast charged, risk of lithium (Li) plating and Battery in shortage range. The present Invention is plurality of Battery Cells Casing together with Liquid Channels constructed and integrated into Battery Module Housing or into Battery Pack Housing. This innovative solution enhance Liquid cooling and Heating of Battery Cells efficiently at optimal condition.
Absstract of: WO2026057252A1
The invention relates to a thermal control device (1), in particular for cooling, for an electrical component (100) capable of releasing heat, the device comprising an upper plate (2), an intermediate plate (3) and a lower plate (4), the intermediate plate (3) being assembled by being interposed between the upper plate (2) and the lower plate (4), in order to together form a plurality of circulation channels (5) for a heat-transfer fluid, the channels (5) extending between a fluid inlet zone and a fluid outlet zone, in which thermal control device the intermediate plate (3) comprises a plurality of bars (10) which each have a perimeter at least partially delimiting at least one of the channels (5), and two bars (10) on either side of the channel (5) are connected together by at least one bridge of material (20) which extends locally across the channel (5) between these bars (10).
Absstract of: WO2026055932A1
The present application relates to the technical field of positive electrode materials of batteries, and provides a lithium iron borate phosphate positive electrode material and a preparation method therefor, a positive electrode sheet, and a secondary battery. The chemical general formula of the lithium iron borate phosphate positive electrode material is LixFeTiyPzBwO(4z+3w+2y)/C, wherein x, y, z, and w are all non-zero positive numbers, 1.02≤x≤1.05, 0.01≤y≤0.05, 0.92≤z≤0.95, and 0.05≤w≤0.15, and on the basis of the mass of the lithium iron borate phosphate positive electrode material being 100%, the mass content of C is 1.00% to 1.35%. The lithium iron borate phosphate positive electrode material provided by the present application has a low price, excellent ionic conductivity, high capacity, excellent rate performance, and improved cycling stability, and thus has wide prospects for application.
Absstract of: WO2026057309A1
The invention relates to an automatic method for estimating the variation in entropy of a cell of a battery, this method comprising: - a calibration phase (130) comprising: • a step (132) of reading, for different charge states of the cell, values of the charge state of the cell, the internal temperature of the cell and the intensity of the current that passes through the cell and/or the voltage between the terminals of the cell, and • determining (134), on the basis of the readings taken, coefficients βj of a polynomial model that links a value ΔSk2 of the variation in entropy at a time k2 to a value SOCk2 of the charge state of the cell at this time k2, and - during an operating phase, estimating (116) the value ΔSk2 of the variation in entropy of the cell using the polynomial model.
Absstract of: WO2026057168A1
Provided is a thermal management complex, including a protective layer (30); and a heat barrier layer (20) provided on at least one surface of the protective layer (30), wherein the protective layer (30) includes a resin having a thermal expansion coefficient of 5 ppm/°C to 50 ppm/°C in a temperature range of 100°C to 200°C, the surface, provided with the heat barrier layer (20), of the protective layer (30) is modified, and the heat barrier layer (20) includes a silicone-based resin matrix.
Absstract of: US20260081270A1
The present disclosure relate to the technical field of secondary batteries, and in particular, to a secondary battery and a top cover component thereof. The top cover component provided by the present disclosure includes a top cover plate having an electrode lead-out hole, and a second sealing portion and a second insulating portion stretching into the electrode lead-out hole, and the second sealing portion and the second insulating portion are at least partially staggered to each other on the radial direction of the electrode lead-out hole and are at least partially overlapped on the height direction. Based on this, a direct discharge clearance can be effectively blocked, and the creepage distance can be prolonged, thereby being conducive to reducing the risk of on fire or explosion and other problems of the secondary battery while withstanding a high voltage.
Absstract of: US20260081253A1
The battery pack according to one embodiment of the present disclosure includes: a lower pack housing including a plurality of module regions; a thermally conductive resin layer located in the module region; a battery module mounted on the module region and located on the thermally conductive resin layer; and an upper pack housing for covering the battery module, wherein the battery module comprises a battery cell stack in which a plurality of battery cells are stacked, and the battery cell stack directly faces the thermally conductive resin layer, wherein the battery cell stack includes cooling fins located between battery cells adjacent to each other among the plurality of battery cells, and wherein the end portion of the cooling fin comes into contact with the thermally conductive resin layer.
Absstract of: US20260081263A1
A battery includes a battery body having a body top surface, a body bottom surface, and a body side wall. The body side wall includes two oppositely disposed first side walls. Distance between outer surfaces of the two first side walls is L. First and second positions not coincide with each other are taken on midline of any first side wall, the first position is located in a range of 0 to 10 mm from the body top surface, the second position is located in a range of 0 to 10 mm from the body bottom surface, and distance between the first and second positions is H. Under conditions of ambient temperature being 25° C. and 2C current rate, temperature at first position is T1, temperature at second position is T2, and the battery satisfies (T1−T2)×3L/H≤20° C.
Absstract of: US20260081269A1
A power storage device packaging material at least includes a substrate layer, a barrier layer including a metal layer, an adhesive layer, and a sealant layer in this order. The adhesive layer contains a hydrophobic insulating inorganic filler. The content of the hydrophobic insulating inorganic filler in the adhesive layer may be 0.5 to 20 mass %.
Absstract of: US20260081259A1
A heat transfer fluid is a dielectric fluid configured to transfer heat in direct contact with live parts. The heat transfer fluid comprises at least 20 wt % of a first component, based on total weight of the heat transfer fluid, and 1 wt % to 80 wt % of a second component, based on total weight of the heat transfer fluid, wherein the first component has a kinematic viscosity KV 20≤50.0 mm2/s, a kinematic viscosity KV 100≤10.0 mm2/s, and an initial boiling point (IBP)≥150° C., and the second component has a kinematic viscosity KV 20≤1.0 mm2/s, wherein the KV 20 of the first component is higher than the KV 20 of the second component, and a final boiling point (FBP)≤100° C.
Absstract of: US20260081260A1
A traction battery pack assembly includes first and second thermal barriers, each comprising a divider section and a covering section. The assembly further comprises one or more battery cells positioned between the divider sections of the first and second thermal barriers along a cell stack axis. The covering section of the first thermal barrier extends over a portion of the battery cells and interfaces with the covering section of the second thermal barrier. Additionally, the covering sections of the first and second thermal barriers are axially overlapped along the cell stack axis.
Absstract of: US20260081181A1
A current collector includes a support portion, a first conductive layer, and a second conductive layer. The support portion includes an electrically insulating resin composition. The support portion includes a support layer and an extension portion. The first conductive layer is in contact with the support layer on a first side in a thickness direction of the support layer. The second conductive layer is in contact with the support layer on a second side in the thickness direction. The extension portion extends from the support layer in an orthogonal direction orthogonal to the thickness direction.
Nº publicación: US20260081198A1 19/03/2026
Applicant:
SAMSUNG SDI CO LTD [KR]
SAMSUNG SDI CO., LTD
Absstract of: US20260081198A1
The present disclosure provides a secondary battery stacking device. The secondary battery stacking device includes a stacking table configured to position a reel on the stacking table, a ladder frame positioned above the stacking table and having a guide rail along a longitudinal direction, a rotary gripper configured to suction the reel and move the reel along the guide rail, and a reel supply portion configured to supply the reel.