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1357
results.
Updated on
05/05/2026 [07:31:00]
Absstract of: FR3168083A1
Système de régulation thermique pour un ensemble d’au moins deux dispositifs électrochimiques (100a-100c), le système comprenant une source (201) d’un fluide caloporteur, un échangeur thermique (208), une unité de chauffage (202), une pompe (206a-206c) et deux vannes (209a-209c). Le fluide caloporteur est fourni par la source (201) à une température inférieure à une température basse, ladite pompe (206a-206c) permet au fluide caloporteur d’atteindre chacun des moyens d’échange thermique associés aux deux dispositifs électrochimiques (100a-100c), et chacune desdites vannes (209a-209c) permet une interruption d’une circulation de fluide caloporteur vers l’un des dispositifs électrochimiques. Le système comprend une seconde source (203) du fluide caloporteur, le fluide de la seconde source (203) étant chauffé par un des deux dispositifs (100a-100c) jusqu’à une température haute, et un des dispositifs (100a-100c) est chauffé par le fluide de la seconde source (203). Figure de l’abrégé : 2
Absstract of: FR3168081A1
Assemblage d’éléments électrochimiques, module de batterie, ensemble et procédé associé L’assemblage (14) comprend un premier bloc (16E) et un deuxième bloc (16F) d’éléments électrochimiques (18), et un ensemble de maintien (32) des éléments électrochimiques (18) comprenant deux structures terminales et deux structures latérales L’ensemble de maintien (32) du premier bloc (16E) comprend une première cale (74A) faisant saillie depuis l’une des deux structures terminales et/ou latérales suivant une direction de liaison des blocs. L’ensemble de maintien (32) du deuxième bloc (16F) comprend une deuxième cale (74B) faisant saillie depuis l’une des structures terminales et/ou suivant la direction de liaison. La première et la deuxième cale sont engageables l’une avec l’autre par coopération mécanique, entre une configuration désengagée et une configuration engagée dans laquelle le mouvement du premier bloc (16E) à l’écart du deuxième bloc (16F) le long de la direction de liaison est empêché. Figure pour l'abrégé : figure 5
Absstract of: FR3168076A1
L’invention concerne une batterie de véhicule électrique ou hybride et un procédé d’assemblage de la batterie. La batterie comprend une pluralité de cellules de batterie (10), une entretoise (20, 20’), un châssis (50) et une plaque (40, 40’). La pluralité de cellules de batterie (10) s’étend selon un premier axe (X1) et un deuxième axe et est disposée selon un troisième axe perpendiculaire au premier axe (X1) et au deuxième axe. L’entretoise (20, 20’) comprend une pluralité de canaux (30, 30’) s’étendant selon le troisième axe. Le châssis (50) est configuré pour recevoir la pluralité de cellules de batterie (10). La plaque (40, 40’) s’étend dans un plan comprenant le deuxième axe et le troisième axe, l’entretoise (20, 20’) étant en contact avec la pluralité de cellules de batterie (10), la pluralité de canaux (30, 30’) étant configurée pour faire circuler un fluide caloporteur. Figure 1
Absstract of: FR3168010A1
La présente invention concerne un procédé et un dispositif de détermination du type de pile ou d’accumulateur utilisé dans un dispositif. Selon l’invention : - on mesure (E400, E404) la tension délivrée par la pile ou de l’accumulateur lorsque la pile ou l’accumulateur délivre un courant inférieur à une première valeur prédéterminée, et un courant supérieur à la première valeur prédéterminée, - on calcule (E405) une résistance équivalente série de la pile ou de l’accumulateur à partir des deux mesures et du courant au moins supérieur à la seconde valeur prédéterminée, - on détermine (E407, E408) que le type de pile ou d’accumulateur est du premier type en fonction des tensions et de la résistance équivalente série. Figure à publier avec l’abrégé : Fig. 4
Absstract of: FR3167953A1
Composition à base de composés (méth)acrylate La présente invention concerne une composition bicomposante réticulable comprenant : - un composant A comprenant : un oxydant ;au moins un monomère (méth)acrylate; - un composant B comprenant : un réducteur ; ladite composition comprenant au moins une charge thermoconductrice dans le composant A et/ou B ; ladite composition ayant, après réticulation, une densité à 23°C allant de 1,6 à 2,2 ; ladite composition ayant, après réticulation, un ratio densité à 23°C / conductivité thermique allant de 0,80 à 1,30 ; ladite composition étant dépourvue de composés comprenant un groupe peroxyde. Figure : Néant
Absstract of: FR3168075A1
L’invention concerne un procédé de réchauffage d’une batterie (10) pour un système de véhicule électrique (1), le système de véhicule électrique (1) comprenant la batterie (10), un onduleur (11) connecté à la batterie (10) et une machine électrique (12) connecté à l’onduleur (11), l’onduleur (11) étant apte à permettre un échange d’énergie électrique entre la batterie (10) et la machine électrique (12) de sorte à réchauffer la batterie (10). L’invention concerne en outre le système de véhicule électrique comprenant la batterie (10), l’onduleur (11) et la machine électrique (12). L’invention concerne également le véhicule électrique comprenant le système de véhicule électrique. Figure 1
Absstract of: FR3168074A1
Module de batterie pour véhicule, le module comportant : - une pluralité de cellules (10) de batterie agencées dans une direction dite « d’agencement » ;- un circuit imprimé disposé au sommet des cellules de batterie, le circuit imprimé comprenant une partie primaire (20) s’étendant sensiblement dans un plan (P) parallèle à la direction d’agencement et une partie secondaire (22) formant support d’un capteur de température (30) pour mesurer la température d’une des cellules de batterie ; module dans lequel la partie secondaire (22) forme un palier (24) qui porte le capteur de température (30) et qui est décalé par rapport au plan (P) vers ladite cellule (10) de batterie de manière à être en contact thermique avec une surface extérieure de ladite cellule de batterie, la partie secondaire (22) étant reliée à la partie primaire (20) du circuit imprimé par deux parties de jonction (26, 28) disposées de part et d’autre du palier (24). Figure 5
Absstract of: US20260118440A1
The provided is a high-efficiency grading method and system for lithium-ion cells, and a storage medium. The provided aims to solve the problem of excessively long capacity grading time for lithium-ion cells. The high-efficiency grading method includes: obtaining discharge capacities C1, discharge endpoint voltages V1, rebound voltages V2, and remaining capacities C2 of lithium-ion cells; subjecting data of the obtained discharge capacities C1 or discharge endpoint voltages V1 to slicing and classification processing; plotting a scatter plot of the remaining capacities C2 against the rebound voltages V2 according to the remaining capacities C2 and corresponding rebound voltages V2 of the lithium-ion cells, performing curve fitting, and deriving remaining capacity prediction model equations; and calculating full discharge capacities of a new batch of lithium-ion cells. The provided omits the full discharge step in the conventional grading process, greatly shortening the capacity grading time and improving production efficiency.
Absstract of: US20260116777A1
A high-performance lithium manganese oxide cathode material with a low oxygen vacancy proportion is provided. According to characterization by electron paramagnetic resonance spectroscopy (EPR), an oxygen vacancy content in the high-performance lithium manganese oxide cathode material is 10 ppm to 10,000 ppm. A preparation method of the cathode material includes the following steps: thoroughly mixing a Li source compound, a Mn source compound, and a fluxing agent element-containing compound, and conducting first calcination in an air atmosphere to produce a first calcined product; mixing the first calcined product with a monovalent metal ion-containing compound, and conducting second calcination in an air atmosphere, where a temperature of the second calcination is lower than a temperature of the first calcination; and cooling and crushing.
Absstract of: US20260121061A1
A positive electrode active material that enables an increased discharge capacity retention rate of cycling performance is provided. A secondary battery includes a positive electrode pressed under a linear pressure higher than or equal to 100 kN/m and lower than or equal to 3000 kN/m and a negative electrode. When a test battery that includes the positive electrode and a negative electrode containing lithium undergoes, in an environment at higher than or equal to 25° C. and lower than or equal to 45° C., a cycling test of 50 repetitions of a cycle of charging and discharging in which, after constant current charging is performed at a charge rate of 0.5 C (1 C=200 mA/g) until a voltage of 4.7 V is reached, constant voltage charging is performed until the charge rate reaches 0.05 C at a voltage of 4.7 V, and then constant current discharging is performed at a discharge rate of 0.5 C until a voltage of 2.5 V is reached, and the discharge capacity of the battery is measured in each cycle, a discharge capacity value measured in the 50th cycle is greater than or equal to 35% and less than 100% of the maximum discharge capacity value in all the 50 cycles.
Absstract of: US20260121221A1
“electrode assembly having a porous electrically insulating material, and first and second endplates. The electrode assembly comprises opposing first and second longitudinal end surfaces separated along a stacking direction of an electrode and a counter electrode of the electrode assembly. First and second endplates are separated in the stacking direction and overlie the first and second longitudinal end surfaces.”
Absstract of: US20260117411A1
A process for producing a graphite-containing metal oxide electrode includes: a) providing an electrolysis cell having an electrode, a further electrode and an aqueous and/or non-aqueous carbonyl-and cyano-free solvent, b) introducing black matter and a proton source into the solvent present in the electrolysis cell, where the black matter includes graphite-supported precious metal-free metal oxides, and c) applying a voltage to the electrode and the further electrode, such that the precious metal-free metal oxides and graphite provided by means of the black matter are deposited on the electrode to produce a graphite-containing metal oxide coating on the electrode for formation of the graphite-containing metal oxide electrode. The graphite-containing metal oxide electrode is used for production of hydrogen and/or oxygen by (photo)electrochemical water splitting and to an electrolysis cell for production of hydrogen and oxygen by (photo)electrochemical water splitting.
Absstract of: US20260121181A1
A secondary battery includes a housing, an electrode assembly disposed in the housing, and a first conductive plate. The electrode assembly is a stacked structure. The electrode assembly includes a first electrode plate, a separator, and a second electrode plate that are stacked sequentially in a first direction. The first conductive plate is connected to the first electrode plate. The first conductive plate extends out of the housing along a second direction perpendicular to the first direction. The first electrode plate includes a first outer electrode plate located at an outermost layer of the electrode assembly. When viewed in a third direction perpendicular to both the first direction and the second direction, the first outer electrode plate includes a first region and a second region connected in the second direction. When viewed in the third direction, the first region includes a first end connected to the second region.
Absstract of: US20260121029A1
0000 Anodes having high top layer sphericity may include a first active material layer including a plurality of first active material particles having a first particle sphericity and a first particle size layered onto and directly contacting a current collector, and a second active material layer including a plurality of second active material particles having a second particle sphericity and a second particle size layered onto and directly contacting the first layer. The second particle sphericity is greater than the first particle sphericity. In some examples, the second particle size is greater than the first particle size.
Absstract of: US20260121053A1
0000 The present invention relates to a binder for an anode for a secondary battery, an anode including the binder, and a secondary battery including the anode. More particularly, the present invention relates to a binder for an anode for a secondary battery that has excellent heat resistance and mechanical properties and an improved binding force because a copolymer is used for the binder, and an anode for a secondary battery. In addition, expansion and shrinkage of the anode may be efficiently suppressed, such that charge and discharge life characteristics and performance of the secondary battery may be improved.
Absstract of: US20260116776A1
0000 The present application relates to the technical field of batteries, and in particular to a positive electrode material and a preparation method thereof, a positive electrode sheet, and a sodium-ion battery. The positive electrode material has a chemical general formula of NaNiZn
Absstract of: US20260115983A1
The temperature control device of the disclosure includes: a pair of metal plates; a resin flow path wall part sandwiched between the pair of metal plates; and a resin fixing part fixing one of the pair of metal plates to the other metal plate. Regarding the resin flow path wall part, an internal flow path for circulating a heat exchange medium is formed by at least one of the pair of metal plates and the resin flow path wall part. The resin fixing part and the resin flow path wall part are fused together. The crystallinity of the resin flow path wall part is lower than the crystallinity of the resin fixing part. A difference between the crystallinity of the resin flow path wall part and the crystallinity of the resin fixing part is 3% or more.
Absstract of: US20260118386A1
A shunt includes a current sampling member. The current sampling member is provided with a first connection segment and a second connection segment. N sampling points are provided on each of the first connection segment and the second connection segment. The N sampling points on the first connection segment and the N sampling points on the second connection segment are symmetrically provided along the midline of the current sampling member, and each of sampling points is led out through an impedance member.
Absstract of: US20260116774A1
A method for producing a fluoride of the present disclosure includes firing a mixture including a titanium oxide, an aluminum oxide, a raw material fluoride having composition different from that of the fluoride to be produced, and a lithium-containing compound in an inert gas atmosphere. The titanium oxide includes TiO2. The aluminum oxide includes Al2O3. The raw material fluoride includes NH4F. The lithium-containing compound includes at least one selected from the group consisting of lithium fluoride, lithium carbonate, and lithium nitrate.
Absstract of: US20260121074A1
A metal foil includes a core portion that has a first side and a second side located opposite to the first side and is made of a metal material, and a cladding portion that is located on at least one side of the core portion and contains zinc as a base material, wherein, when each of the two sides of the metal foil is individually subjected to X-ray diffraction measurement, the intensity ratio of the peak intensity S(002) of a peak derived from the (002) plane of zinc to the peak intensity S(101) of a peak derived from the (101) plane of zinc is 1.01 or more on each side.
Absstract of: WO2026086584A1
The present invention relates to the technical field of battery production. Disclosed are a hot-pressing apparatus and a battery production device. The hot-pressing apparatus comprises a tray, a hot-pressing assembly, a first driving assembly, and a frame. The tray is provided with an accommodating cavity, a heating core body is arranged in the accommodating cavity, and the heating core body is used for preheating a battery cell. The hot-pressing assembly and the first driving assembly are arranged on the frame, and the hot-pressing assembly is connected to the first driving assembly. The first driving assembly is used for driving the hot-pressing assembly to move in a vertical direction. The rack is provided with an accommodating space for accommodating the tray. Before hot-pressing, the tray is used for moving into the accommodating space so that the tray is located at a bottom portion of the hot-pressing assembly. During the hot-pressing, the hot-pressing assembly is used for, under the driving of the first driving assembly, pressing against a surface of the battery cell. After the hot-pressing is completed, the tray is used for moving out of the accommodating space. In the hot-pressing process of the described hot-pressing apparatus, a grip does not need to be used to repeatedly grip the battery cell, thereby avoiding damage from a grip to the battery cell, and increasing the product yield of the battery cell.
Absstract of: WO2026086537A1
The present application relates to the field of battery production, and discloses a battery cell side film wrapping mechanism. The battery cell side film wrapping mechanism is used for folding a first extension portion of an insulating film onto a first side surface of a battery cell. The film wrapping mechanism comprises edge folding structures and first driving devices. Each first driving device is used for driving the corresponding edge folding structure to move to the side of the first extension portion facing away from the battery cell; is further used for driving the corresponding edge folding structure to move in a first direction by a first distance; is further used for driving the corresponding edge folding structure to move in a second direction, so that the edge folding structure presses the end of the first extension portion, which is close to a first large surface, onto the first side surface; and is further used for driving the corresponding edge folding structure to move close to the first side surface in the first direction, so that the edge folding structure presses the end of the first extension portion, which is distant from the first large surface, onto the first side surface. The battery cell side film wrapping mechanism can press the entire first extension portion onto the first side surface, so that the entire first extension portion is firmly attached to the first side surface, thereby reducing the risk of warping of the first extension portion.
Absstract of: US20260116693A1
0000 A device includes: an adhesive tape attaching assembly, where the adhesive tape attaching assembly includes a first adhesive tape attaching mechanism and a second adhesive tape attaching mechanism; and a control assembly configured to control the adhesive tape attaching assembly to move along a first direction toward a to-be-attached workpiece. The first adhesive tape attaching mechanism is configured to adhere a first portion of an adhesive tape to a region of a first wall of the to-be-attached workpiece close to a second wall of the to-be-attached workpiece, the second adhesive tape attaching mechanism is configured to adhere a second portion of the adhesive tape to a region of the second wall close to the first wall, the first portion is connected to the second portion, and the first wall intersects with the second wall.
Absstract of: US20260121252A1
A housing includes an accommodation cavity. The electrode assembly is accommodated in the accommodation cavity. The first tab group is connected to the electrode assembly. The first tab group includes a first outer-layer tab, an inner-layer tab, and a second outer-layer tab sequentially disposed along a third direction. At least one inner-layer tab is disposed. The first adapter piece includes a first protruding portion and a first adapter portion. The first protruding portion extends out of the housing along a first direction. The first adapter portion is located in the housing. When viewed along the first direction, the first adapter portion is located on one side of the second outer-layer tab facing away from the inner-layer tab. The first adapter portion is connected to the second outer-layer tab. The first direction is perpendicular to the third direction. The third direction is a thickness direction of the electrode assembly.
Nº publicación: US20260121195A1 30/04/2026
Applicant:
CONTEMPORARY AMPEREX TECH CO LIMITED [CN]
CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED
Absstract of: US20260121195A1
A battery installation frame, a frame assembly, and a vehicle are provided. The battery installation frame includes a plurality of extension portions spaced apart, where a battery mounting space running through along a height direction of the extension portions is formed between adjacent extension portions. The battery installation frame is provided with a battery mounting structure configured for mounting a battery in the battery mounting space.
BOPI
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