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1718
resultados
Última actualización
03/10/2025 [07:23:00]
Resultados 1375 a 1400 de 1718
Resumen de: US2025293336A1
A battery system temperature control method includes: obtaining a cluster temperature of each of a plurality of battery clusters of the battery system; and performing temperature control on each battery cluster according to the cluster temperature of each battery cluster. Through the technical solution, the cluster temperature of each battery cluster in the battery system can represent an overall temperature condition of each battery cluster, and temperature control is performed on each battery cluster according to the cluster temperature of each battery cluster.
Resumen de: US2025293262A1
A bipolar current collector of a Zinc Bromine Static Battery (ZBSB) apparatus comprises a first electrically conductive layer comprising a polyethylene based polymer and an electrically conductive agent. The first electrically conductive layer is in contact with a cathode layer of the ZBSB apparatus. The bipolar current collector further comprises a second electrically conductive layer that is attached to the first electrically conductive layer. The second electrically conductive layer comprises the polyethylene based polymer and a graphite layer. The ZBSB apparatus is independent of a preinstalled anode electrode. The second electrically conductive layer is configured to dynamically operate as an anode layer of the ZBSB apparatus when in operation.
Resumen de: US2025293235A1
An anode for a lithium secondary battery includes an anode current collector, and an anode active material layer formed on at least one surface of the anode current collector. The anode active material layer includes an anode active material and an anode binder. The anode active material includes a plurality of composite particles, each of the composite particles include a silicon-based active material particle, and a solid electrolyte interphase (SEI) layer formed on at least a portion of a surface of the silicon-based active material particle. A relative standard deviation of thickness values of the SEI layer of the composite particles, which are measured by an X-ray photoelectron spectroscopy (XPS) from 9 different composite particles among the plurality of composite particles after repeating 100 cycles of charging and discharging is 20% or less.
Resumen de: US2025293305A1
An electrochemical cell for a rechargeable battery, where the electrochemical cell includes: an anode including lithium (Li); an anode current collector connected to the anode; a cathode; a cathode current collector connected to the cathode; a separator between the anode and the cathode; and a liquid electrolyte including: a solvent, a Li salt dissolved in the solvent, and a polyvalent metal salt dissolved in the solvent.
Resumen de: US2025293307A1
An electrode assembly includes a stack of positive electrodes; a pair of separators on respective sides of each positive electrode of the stack of positive electrodes; and at least one negative electrode in a band form, the at least one negative electrode being repeatedly bent around the separators and the stack of positive electrodes.
Resumen de: US2025293234A1
An electrode composite material of the present disclosure contains an alloy of tin and cobalt, and a carbon material. In the electrode composite material of the present disclosure, the peak intensity of a CoSn2 phase is larger than the peak intensity of a CoSn phase in an XRD spectrum, and the peak intensity of the CoSn2 phase is larger than the peak intensity of a Sn phase in the XRD spectrum. A sodium ion battery of the present disclosure includes a negative electrode active material layer containing the electrode composite material of the present disclosure, an electrolyte layer containing a sodium ion, and a positive electrode active material layer.
Resumen de: US2025293232A1
A method of manufacturing an anode structure is provided in some embodiments of the present disclosure, including: performing an atmospheric-pressure plasma treatment on the copper-containing conductive layer to form a copper nitride film on the copper-containing conductive layer to obtain a transitional anode structure; charging a half-cell system to convert copper nitride in the copper nitride film into lithium nitride by connecting the transitional anode structure to a negative electrode and connecting the lithium-containing electrode to a positive electrode, thereby obtaining an anode structure.
Resumen de: US2025293394A1
A method and apparatus for storing electricity using a rechargeable electrochemical cell with a tubular aluminum anode, bunched carbon graphite rods as the cathode, a luffa sponge electrolyte medium, and a solid electrolyte. The invention teaches the use of common ultra-low-cost material components, and a simple electrochemical cell construction method.
Resumen de: US2025293233A1
An electrode is provided that includes a base and an electrode composite layer on the base. The electrode composite layer includes an active material and a binder. A concentration of the binder in the electrode composite layer varies periodically and continuously in at least one direction perpendicular to a thickness direction of the electrode composite layer.
Resumen de: US2025293231A1
A method for producing an electrode is provided. The method includes applying an electrode mixture layer forming liquid composition including an active material and a dispersion medium onto a substrate at an application period of 0.28 mm or more and 1.7 mm or less, using a liquid ejection device having a plurality of nozzle holes arranged in parallel to a surface of the substrate, to form an electrode mixture layer having a periodic concave-convex structure on its surface.
Resumen de: US2025293392A1
The present disclosure relates to a battery module capable of preventing or reducing chain ignition of battery cells. To this end, the present disclosure provides a battery module including a housing, a plurality of battery cells disposed inside the housing and each including a vent hole and a vent plate, a blocking member disposed to face the battery cell and configured to cover the vent plate, and a fixing member configured to fix the blocking member to the battery cell.
Resumen de: US2025293250A1
A lithium battery cell has an anode having anode active material, an electrolyte, and a cathode comprising cathode active material having the following composition:LixM1yM2zOpwherein M1 and M2 are different from each other and each selected from Mn, Fe and V; 6≤x≤64; 1≤y≤35; 1≤z≤35; and 16≤p≤100.
Resumen de: US2025293390A1
An energy storage system includes: a battery rack including a rack frame and a plurality of battery modules accommodated in the rack frame; a main pipe in the battery rack; and a fire extinguishing agent tank and sensor selectively connected to the main pipe. When the sensor and the main pipe are connected together, the sensor is configured to sense an event in the battery rack by sucking air from the main pipe.
Resumen de: US2025293387A1
A door is connected to a skid plate or belly pan or vehicle at a location that overlaps an outlet port formed in the skid plate or belly pan. The door is movable from a closed position that obstructs the outlet port to an open position where the door does not obstruct the outlet port by an actuator that is in communication with a controller, wherein the controller is configured to communicate an instruction to the actuator to move the door from the closed position to the open position based on a signal indicative of a temperature or a pressure within a housing of a battery pack received from at least one sensor positioned in the housing.
Resumen de: US2025293282A1
Bare cells are loaded onto a loading zone of each of conveying apparatuses arranged side by side, at least two carrying sections being provided in the loading zone of each conveying apparatus. The bare cells are conveyed to corresponding pairing zones by two conveying apparatuses, where a conveying direction of the conveying apparatuses is arranged to intersect with a direction in which the two conveying apparatuses are arranged side by side, tabs of the bare cells on the two conveying apparatuses are different in arrangement, and two carrying sections are provided in the pairing zone of each conveying apparatus. When the arrangement of qualified bare cells does not meet a pairing requirement for the bare cells, a corresponding qualified bare cell is picked up by a picking apparatus and moved along a preset direction between a buffer station and the carrying sections in a pairing zone of the conveying apparatus.
Resumen de: US2025293260A1
An electrode mixture contains an electrode active material, and fibrous carbon as a conductive material. In a case where a specific surface area of the fibrous carbon is X m2/g and a solid content ratio of the fibrous carbon in the electrode mixture is Y mass %, a product of the X and the Y is greater than 42 and smaller than 2200, and the Y is 2.0 mass % or less.
Resumen de: US2025293290A1
The present invention relates to Na-ion batteries comprising honey comb boron carbon nitride (HBCN) as an anode. More particularly, the present invention relates to half-cell and full cell Na-ion batteries comprising honey comb boron carbon nitride (HBCN) nanomaterial as an anode.
Resumen de: US2025293335A1
A temperature control method for a battery system includes: acquiring the temperature of each of a plurality of battery clusters of the battery system; and determining a target battery cluster among the plurality of battery clusters according to the temperature of each battery cluster. By means of the technical solution, temperature control is performed on the target battery cluster among the plurality of battery clusters in a targeted manner.
Resumen de: US2025293255A1
A positive electrode for an all-solid-state battery having adjusted properties of a composition related to a carbon-based conductive material, and an all-solid-state battery including the same is provided. The positive electrode for an all-solid-state battery includes a positive-electrode active material, a carbon-based conductive material, a binder, and an inorganic solid electrolyte, wherein the carbon-based conductive material is a fibrous carbon-based conductive material having a length from 1 μm to 100 μm. The fibrous carbon-based conductive material can improve the initial discharge efficiency of the all-solid-state battery when mixed with the positive-electrode active material in an appropriate ratio, as well as improve the capacity retention rate at a high-rate discharge above 0.5 C.
Resumen de: US2025293291A1
A composite electrolyte exhibits improved mechanical properties and ionic conductivity while preventing a liquid leakage, its preparation method and a secondary battery comprising the same. The composite electrolyte may include a liquid electrolyte; a crosslinked polymer of monomers having a curable functional group; and oxide-based solid electrolyte particles dispersed on the crosslinked polymer and having a particle size of more than 300 nm.
Resumen de: DE102025103478A1
Die vorliegende Erfindung stellt einen Zellenstapel (CS) bereit, welcher eine rechteckige, parallelepipedische Gestalt aufweist, wobei eine Mehrzahl von rechteckigen Zellen (C1 bis C6) in dem Zellenstapel (CS) gestapelt sind und jede der rechteckigen Zellen (C1 bis C6) einen Anschluss umfasst, der bei einer Stirnfläche davon in einer Längsrichtung bereitgestellt ist. Der Zellenstapel (CS) weist eine plattenartige Sammelschiene (B1) auf, welche derart konfiguriert ist, dass diese die Anschlüsse (PT1 und NT2) der nebeneinanderliegenden rechteckigen Zellen (C1 und C2) elektrisch miteinander verbindet. Die Sammelschiene (B1) umfasst einen ersten Schlitz (S1), der sich in einer Stapelrichtung der rechteckigen Zelle erstreckt, so dass zumindest ein Teil des ersten Schlitzes (S1) mit einem Bereich überlappt, der ein Paar geschweißter Teile (WP1 und WP2) überspannt, die an die entsprechenden Anschlüsse (PT1 und NT2) der nebeneinanderliegenden rechteckigen Zellen (C1 und C2) geschweißt sind, und einen zweiten Schlitz (S2), der sich parallel zum ersten Schlitz (S1) außerhalb des Bereichs erstreckt, der das Paar der geschweißten Teile (WP1 und WP2) überspannt. Die Breite des ersten Schlitzes (S1) ist größer als die Breite des zweiten Schlitzes (S2).
Resumen de: DE102024107296A1
Verfahren zum Bestimmen eines Einflusses einer Ladezustandsänderung eines Batteriespeichers (1) auf einen Alterungszustand des Batteriespeichers (1), wenn die Ladezustandsänderung mit vorgegebenen Werten von Ladeparametern durchgeführt wird, wobei die Ladeparameter zumindest einen Ausgangsladezustand (Li) und einen Endladezustand (Lf) des Batteriespeichers (1) umfassen, und wobei das Verfahren umfasst:a1) für eine Vielzahl von Kombinationen von Werten der Ladeparameter Bereitstellen einer jeweiligen Angabe, wie vielen Ladezyklen der Batteriespeicher (1) ausgehend von einem Neuzustand mit diesen Werten der Ladeparameter unterzogen werden könnte, bis der Alterungszustand des Batteriespeichers (1) einen Grenzwert erreichen würde,a2) aus den in Schritt a1) erhaltenen Angaben Bestimmen einer Abhängigkeit (2) des Einflusses der Ladezustandsänderung auf den Alterungszustand des Batteriespeichers (1) von den Ladeparametern,b) aus der in Schritt a2) bestimmten Abhängigkeit (2) Bestimmen des Einflusses der Ladezustandsänderung auf den Alterungszustand des Batteriespeichers (1), wenn die Ladezustandsänderung mit den vorgegebenen Werten der Ladeparameter durchgeführt wird.
Resumen de: DE102024202434A1
Ladegerät (2) für eine Batterie (19) eines elektrischen Kraftfahrzeugs (1) mit einem Ladeanschluss (4) und einem Batterieanschluss (5), die elektrisch miteinander verbunden sind, um zu ermöglichen, elektrische Leistung, die über den Ladeanschluss (4) zugeführt wird, über den Batterieanschluss (5) abzuführen, wobei in diese elektrische Verbindung zumindest ein AC-DC-Wandler (12) und/oder ein DC/DC-Wandler (13) integriert ist/sind, wobei die elektrische Verbindung zudem mindestens einen Heizwiderstand (10) umfasst, der Teil einer Wärmetauschvorrichtung (20) ist, die für einen Wärmeübergang von dem mindestens einen Heizwiderstand (10) auf ein Fluid eingerichtet ist und wobei der Heizwiderstand (10) mittels eines schaltbaren Bypasses (11) umgehbar ist.
Resumen de: US2025293364A1
An electricity accumulation apparatus includes: a cell joining body (cell module) including a plurality of electricity accumulation cells; and a case that houses the cell joining body. Hole portions (engagement portions) to and from which hooks are attachable and removable are provided in an end portion of the cell joining body in the X-direction (joining direction) (longitudinal direction).
Nº publicación: US2025293363A1 18/09/2025
Solicitante:
TOYOTA MOTOR CO LTD [JP]
TOYOTA BATTERY CO LTD [JP]
TOYOTA JIDOSHA KABUSHIKI KAISHA,
TOYOTA BATTERY CO., LTD
Resumen de: US2025293363A1
A power storage device configured to store electric power includes a casing, one or more cell connected bodies, and a base member on which the one or more cell connected bodies are carried. Each of the one or more cell connected bodies includes a plurality of power storage cells and a connection portion that electrically connects the power storage cells to each other. The one or more cell connected bodies and the base member are accommodated in the casing.
BOPI
Sede Electrónica
