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1190
results.
Updated on
25/10/2026 [07:33:00]
Results 775 to 800 of 1190
Absstract of: WO2026216028A1
Provided is a means that can produce a layer which contains a solid electrolyte for constituting a secondary battery and which has excellent ion conductivity. A layer containing a solid electrolyte for constituting a secondary battery is produced by a method comprising: coating a base material with a dispersion containing a solid electrolyte, a binder, and an organic solvent to obtain a first coating film; volatilizing the organic solvent from the first coating film to obtain a second coating film; and impregnating the second coating film with a stabilizer for chemically stabilizing the solid electrolyte to obtain a third coating film.
Absstract of: WO2026214207A1
A battery cell, comprising a positive electrode sheet. The positive electrode sheet comprises a current collector and a positive electrode film layer located on the surface of at least one side of the current collector, and the positive electrode film layer comprises a positive electrode active material, wherein the positive electrode active material comprises a single crystal material, and the volume distribution particle size Dv99 of the single crystal material, the thickness L1 of the positive electrode sheet, and the thickness L2 of the positive electrode current collector satisfy the following formula I: Dv99/(L1-L2)≤0.2 (formula I). The battery cell can reduce large burrs on the cross section of the positive electrode sheet, thereby improving the safety performance of the battery cell.
Absstract of: WO2026215901A1
The present disclosure provides a method of recovery of graphite, minerals, and metals from spent graphite electrode plates used in manganese mining plants The method includes the steps of thoroughly washing a spent graphite electrode plate with distilled water and digesting the cleaned spent graphite electrode plate in a strong concentrated acid such as HCl, H2SO4, or HNO3 for seven to ten days to convert the oxides present on the graphite electrode surface to salts that precipitates on the graphite electrode surface; then scrubbing the precipitates from the graphite electrode surface, and washing with water into the strong concentrated acid to recover the graphite plate; diluting the salt precipitates solution with distilled water sufficiently and subjecting the diluted salt precipitates solutions to electrochemical separation in an electrocatalytic reactor, wherein the elements are separated based on their unique fingerprint in the electrochemical series.
Absstract of: WO2026213831A1
Embodiments of the present application provide a battery apparatus and an electric device. The battery apparatus comprises: a plurality of battery cells; at least one chip, each chip being connected to at least one battery cell and configured to acquire and process state information of the connected battery cell; and a data transmission assembly, electrically connected to the chip and configured to transmit the acquired state information of the battery cell, wherein a first heating surface of each chip close to a cell surface is thermally connected to the cell surface of the connected at least one battery cell, so as to transfer heat to the at least one cell surface that is thermally connected. In this way, the chip can transfer heat to the cell surface, so as to improve the heat dissipation effect of the chip in the battery apparatus, thereby improving the service life and reliability of the chip, and further improving the reliability and stability of the battery apparatus.
Absstract of: US20260312019A1
0000 A cathode for a lithium secondary battery includes a cathode current collector, a first cathode active material layer disposed on the cathode current collector and including a first conductive material, and a second cathode active material layer disposed on the first cathode active material layer and including a second conductive material. A Raman R value of the first cathode active material layer is in a range from 0.5 to 1.1, and the Raman R value of the second cathode active material layer is in a range from 1.05 to 1.5.
Absstract of: US20260312227A1
0000 A battery module includes a plurality of battery cells, an upper cover covering the plurality of battery cells and a fire extinguishing unit arranged between the upper cover and the plurality of battery cells. The fire extinguishing unit includes a first case and a second case, which is combined with the first case and accommodates a fire extinguishing medium together with the first case. The first case includes a plurality of openings penetrating the first case in a thickness direction of the first case and a cover part positioned within each of the plurality of openings to block each of the plurality of openings. A coating layer is positioned on a bottom surface of the first case, covers the plurality of openings, and includes an ignition agent, an oxidizing agent, and a resin.
Absstract of: US20260312116A1
0000 A secondary battery manufacturing device may include a winder that is rotatable in one direction and winds electrode plates and separators to generate an electrode assembly, the electrode plates and separators being alternately arranged, the winder being spaced apart from the electrode plates; a cutter having a cutter configured to cut the electrode plates and the separators; and a finisher that is configured to contact the electrode plates and that applies an adhesive material to one end of the electrode plates.
Absstract of: WO2026216671A1
The present invention relates to a positive electrode for an all-solid-state battery and an all-solid-state battery comprising same. The positive electrode for an all-solid-state battery comprises: a positive electrode current collector; and a positive electrode active material layer disposed on at least one surface of the positive electrode current collector, wherein the positive electrode active material layer comprises a positive electrode active material, a solid electrolyte, and a viscoelastic crystal, the viscoelastic crystal is derived from a mixture of a plastic crystal and an acrylate-based compound, and the plastic crystal has a structure formed by combining a cation represented by chemical formula 1 and an anion represented by chemical formula 2.
Absstract of: KR20260150453A
본 개시의 실시예들에 따른 전극 조립체의 프레임은, 코너부 및 탭을 포함하는 전극층에 부착되는 프레임 바디, 제1방향으로의 상기 프레임 바디의 단부에 연결되며 상기 탭을 커버하는 탭 커버, 상기 프레임 바디와 상기 탭 커버의 사이에 있으며 상기 프레임 바디와 상기 탭 커버를 이격시키는 슬릿 및 상기 프레임 바디와 상기 탭 커버를 연결하며 상기 제1방향과 교차하는 제2방향으로 상기 슬릿의 양측에 있는 경계부를 포함하고, 상기 탭 커버는 상기 경계부를 기준으로 상기 프레임 바디에서 분리 가능하고, 상기 경계부는, 상기 제1방향 및 상기 제2방향 중 적어도 하나의 방향으로 상기 코너부와 적어도 일부가 중첩될 수 있다.
Absstract of: WO2026215752A1
Provided is a secondary battery having a configuration with which the amount of an electrolyte that is required can be reduced. The secondary battery has an electrode assembly which has one separator, a positive electrode, a negative electrode, and a binder layer between the positive electrode and the separator and between the negative electrode and the separator, and in which the positive electrode and the negative electrode are bound to the separator. In the secondary battery, the positive electrode and the negative electrode are arranged at positions opposite each other with the separator interposed therebetween, the electrode assembly has a winding shape in which curved parts and flat parts are alternately provided, and the positive electrode and the negative electrode are formed by lamination.
Absstract of: WO2026215902A1
The present disclosure provides a method of preparation of chromium oxide (Cr2O3) enriched sodium manganese silicate from coal ash, wherein the Cr2O3 enriched sodium manganese silicate is used as Cathode active material (CAM) in a solid-state sodium silicate battery (SSSB), with carbon black as anode active material (AAM); and a solid-state -electrolyte (SSE) formed by coating a separator membrane with a naturally Sodium (Na) and Calcium (Ca) rich material (Na-Ca rich material), wherein the Na-Ca-rich material is further enriched with sodium (Na). The SSSB exhibits a highest specific capacity of 183.03 mAh/g at 3 C-rate at 0.67 A discharge current, and is stable up to 2500 cycles at 0.05 C-rate.
Absstract of: DE102025113973A1
Die Erfindung betrifft ein Verfahren zum Laden eines Energiespeichers (6), aufweisend einen an den Energiespeicher (6) angeschlossenen Zwischenkreis (14) mit einem mehrphasigen Wechselrichter (24) und mit einem Elektromotor (18), wobei der Elektromotor (18) eine Drehfeldwicklung (22) und eine Erregerwicklung (20) als Motorwicklungen aufweist, welche jeweils mit den Phasen des Wechselrichters (24) kontaktiert sind, und eine Ladeeinrichtung (32) zur Kopplung an eine Versorgung (8) und zur Einspeisung von elektrischer Energie in den Energiespeicher (6), wobei die Ladeeinrichtung (32) parallel zu dem Wechselrichter (24) geschaltet ist, wobei ein Versorgungssignal (V) aus der Versorgung (8) in die Ladeeinrichtung (32) eingespeist wird, wobei die Ladeeinrichtung (32) das Versorgungssignal (V) gleichrichtet, und ein Einspeisesignal (E) für den Zwischenkreis (14) erzeugt, welches mit einer elektrischen Welligkeit (W) überlagert ist, und wobei das Einspeisesignal (E) zumindest teilweise mittels des Wechselrichters (24) in eine der Motorwicklungen (20, 22) eingespeist wird, so dass aufgrund der elektromagnetischen Wechselwirkung (EM) zwischen den Motorwicklungen (20, 22) ein phasenverschobenes Dämpfungssignal (D) in der jeweils anderen Motorwicklung (22, 20) erzeugt wird, welches zur Reduzierung der elektrischen Welligkeit (W) mit dem nicht in die Motorwicklung (20, 22) eingespeisten Anteil des Einspeisesignals (E) im Zwischenkreis (14) überlagert wird.
Absstract of: DE102025114331A1
Die Erfindung betrifft ein Verfahren zum Betreiben eines Ladeparks (1) mit einer Vielzahl von Ladestationen (2) zum Aufladen von Gerätebatterien (41) von technischen Geräten (4), umfassend die Schritte:- Bereitstellen (S2), für eine Vielzahl von Gerätebatterien (41), eines jeweiligen Ladestartzeitpunkts, zu dem ein Ladevorgang der Gerätebatterie (41) frühestens gestartet werden kann, eines jeweiligen Ladeendzeitpunkts, zu dem die Gerätebatterie (41) spätestens aufgeladen sein soll, eines jeweiligen Endladezustands, der einem geforderten Ladezustand zu dem Ladeendzeitpunkt entspricht, und eines jeweiligen Startladezustands, der den Ladezustand zu dem Ladestartzeitpunkt angibt;- Bereitstellen einer maximalen Gesamtladeleistung, die durch die Ladestationen des Ladeparks (1) insgesamt bereitstellbar ist;- Durchführen (S3) eines Optimierungsverfahrens, um für jede der Gerätebatterien (41) ein Ladeprofil zu ermitteln, mit dem Ziel, dass jede der Gerätebatterien (41) den jeweils bereitgestellten Endladezustand zu spätestens dem jeweils bereitgestellten Ladeendzeitpunkt erreicht, ohne dass die maximale Gesamtladeleistung des Ladeparks überschritten wird;- Durchführen (S4) von Ladevorgängen der Gerätebatterien (41) entsprechend dem vorgegebenen Ladeprofil.
Absstract of: WO2026216858A1
The present invention provides: an electrode in which electrode capacity performance has been improved by controlling the shapes of an insulating coating layer and an insulating infiltration layer; and a method for manufacturing the electrode. The present invention provides an electrode comprising: a current collector; an electrode active material layer formed on one surface of the current collector and having a slide region at the edge thereof; an insulating infiltration layer infiltrating between the slide region and the current collector; and an insulating coating layer extending, in the direction opposite to the infiltration direction, from the edge of the electrode active material layer, wherein the maximum height (H1) of the insulating coating layer is at most the maximum height (H2) of the insulating infiltration layer.
Absstract of: US20260321744A1
Provided are a regenerated positive electrode active material obtained by replenishing lithium in a lithium-deficient positive electrode active material (a), in which, in an oxygen 1s core-level spectrum by XPS measurement of the regenerated positive electrode active material, a value of a ratio of a peak intensity in a region of 528 eV or more and less than 530 eV to a peak intensity in a region of 530 eV or more and less than 535 eV is 0.005 or less, a lithium ion secondary battery including the same, and a method for producing a regenerated positive electrode active material, the method including obtaining a regenerated positive electrode active material by mixing a lithium-deficient positive electrode active material (a), a lithium compound (b), and a reducing agent (c) at 0.13≤(b)/(c)≤2.80 (molar ratio).
Absstract of: US20260321745A1
0000 Provided is a method for producing a regenerated positive electrode active material, the method including replenishing lithium in a lithium-deficient positive electrode active material (a) by mixing the lithium-deficient positive electrode active material (a), a lithium compound (b), and a reducing agent (c) to obtain a regenerated positive electrode active material, in which an oxidation-reduction potential of the reducing agent (c) is 1.80 to 3.00 eV vs Li<+>/Li.
Absstract of: US20260322139A1
0000 There is provided a storage battery control device. After setting communication IDs to module controllers, a string controller executes arrangement identification processing. The arrangement identification processing includes transmission processing of transmitting a control signal for connecting switches to any one of the module controllers, acquisition processing of acquiring a measured value of a voltage sensor in a state in which the switches are connected, and identification processing of identifying an arrangement of storage battery modules corresponding to the module controllers in a string according to the acquired measured value of the voltage sensor.
Absstract of: US20260321875A1
This application provides an assembled pressure relief channel including a first pressure relief end plate formed inside the first pressure relief end plate, a second pressure relief end plate formed inside the second pressure relief end plate, at least one pressure relief intermediate plate located between the first pressure relief end plate and the second pressure relief end plate, and pressure relief tubes. Third pressure relief channels are formed inside the pressure relief intermediate plate. The pressure relief tubes are connected between the first and second pressure relief channels, as well as between the second and a third pressure relief channels, or connected between the first and second pressure relief channels, between the second and a third pressure relief channel, as well as between two third pressure relief channels.
Absstract of: US20260321829A1
0000 The present disclosure relates to a pouch-type battery cell. The pouch-type battery cell includes: a cell pouch having an upper case and a lower case accommodating an electrode assembly; an electrode tab protruding from the electrode assembly between the upper case and the lower case; a first sealant layer interposed between the upper case and the electrode tab, at a position corresponding to the upper case and the electrode tab; a second sealant layer interposed between the lower case and the electrode tab, at a position corresponding to the lower case and the electrode tab; a first taping portion covering a region of the upper case and a region of the first sealant layer; and a second taping portion covering a region of the lower case and a region of the second sealant layer.
Absstract of: US20260321673A1
The present disclosure relates to an electrode current collector comprising an electrode sheet including an electrically conductive material, a first pattern portion protruding or recessed in a stacking region provided on at least one surface of the electrode sheet, and a second pattern portion protruding or recessed from the first pattern portion, and to an electrode including the same, wherein an average surface roughness of the electrode sheet in the stacking region is greater than 0.2 μm.
Absstract of: WO2026214476A1
The present application relates to the technical field of batteries. Provided are a lead-out piece, a battery, a battery pack, and an electric device. The lead-out piece is applied to a battery, and the lead-out piece comprises a lead-out portion connected to the battery, wherein an end face of the lead-out portion is used for welding to a tab of the battery, a reinforcing member is provided on the end face of the lead-out portion facing away from the end face welded to the tab, one end of the reinforcing member is connected to the lead-out portion, and the other end of the reinforcing member is bent. The reinforcing member of the present application can increase the strength of the end surface of the lead-out portion facing away from the connection position, so as to increase the bending resistance strength of the lead-out portion and make the lead-out portion less likely to deform.
Absstract of: WO2026214191A1
Embodiments of the present application provide an energy storage cabinet, relating to the technical field of energy storage. The energy storage cabinet comprises a cabinet body, at least one battery cluster, and at least one cooling unit. The cabinet body comprises an energy storage cavity and a heat dissipation cavity. Each battery cluster is located within the energy storage cavity and comprises a plurality of batteries, and each battery comprises a cooling flow channel. Each cooling unit is located within the heat dissipation cavity and disposed above a corresponding battery cluster, and comprises a drive pump and a plurality of heat exchangers. A portion of the heat exchangers are provided with two heat exchange flow channels, one of the two heat exchange flow channels is in communication with a plurality of cooling flow channels below, and the other heat exchange flow channel is in communication with another portion of the heat exchangers; or, each heat exchanger is in communication with the plurality of cooling flow channels below. The cabinet body comprises two side plates, and at least one heat exchanger is arranged between each side plate and the drive pump. Each side plate is provided with a first air port, and a top portion of the cabinet body is provided with a second air port. By means of the above technical solution, the effective energy storage capacity of the energy storage cabinet is increased while ensuring effective heat dissipation of the energy storage ca
Absstract of: US20260319009A1
Systems, apparatuses, and methods for electrochemical impedance spectroscopy (EIS) for use with batteries are provided, including for a battery passive balancing circuit that may be used to generate a stimulus signal for EIS analysis of one or more batteries. An exemplary system may comprise a first battery cell with a first charge and a second battery cell with a second charge. Battery balancing circuitry generates a balancing signal to balance the charges. The battery balancing circuitry transmits the balancing signal to an EIS circuitry. The EIS circuitry provides a stimulus signal to one of the battery cells based on the first balancing signal, receives a response signal based on the stimulus signal, and generates at least one output signal based on the response signal. A battery management system receives the at least one output signal and generates an impedance.
Absstract of: AU2025268483A1
A system and a method for electrodeposition of lithium metal are provided. The system includes a reservoir of electrolyte composition comprising a solvent, a hydrolytically stable lithium salt, a hydrolytically unstable salt, and water, a vessel containing additives, and a power source for electrodepositing a lithium metal. The method includes providing a counter-electrode, providing the electrolyte composition between a substrate and the counter-electrode, and applying a current between the substrate and the counter-electrode to electrodeposit a lithium metal film on the substrate. In various embodiments, the hydrolytically unstable salt, the water, and a second solvent are pre-mixed prior to combining with the hydrolytically stable lithium salt and the solvent to form the electrolyte composition. The additives may include a second hydrolytically unstable salt, a second solvent, and additional amount of water with a sufficient concentration to partially hydrolyze the second hydrolytically unstable salt.
Nº publicación: US20260316516A1 15/10/2026
Applicant:
BORGWARNER INC [US]
BorgWarner Inc.
Absstract of: US20260316516A1
The present disclosure relates to an electric compressor (100) for a thermal management system (1) of an automotive application with a vehicle battery. The electric compressor (100) comprises a housing (102), a refrigerant path (111), a coolant heating path (123) and an electric heater (120). In addition, the electric compressor (100) comprises an electric motor (112), a compressor wheel (114) and power electronics (116), which are located in the housing (102). The power electronics (116) are designed to control the electric motor (112) for the purpose of driving the compressor wheel (114). The refrigerant path (111) extends through the housing (102) and is fluidically connected to the compressor wheel (114). In addition, the refrigerant path (111) can be fluidically connected to a refrigerant circuit (30) of the thermal management system (1). The coolant heating path (123) extends through the housing (102) and can be fluidically connected to a coolant circuit (20) of the thermal management system (1). The electric heater (120) is located in the housing (102) and is thermally coupled to the coolant heating path (123). In addition, the electric heater (120) is electrically integrated in the power electronics (116) of the electric compressor (100).
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