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1863
resultados
Última actualización
28/06/2025 [08:26:00]
Resultados 50 a 75 de 1863
Resumen de: US2025210693A1
Disclosed is a solid electrolyte membrane, a method for manufacturing the same, and an all-solid-state battery containing the same. More specifically, the solid electrolyte membrane includes a first solid electrolyte layer and a second solid electrolyte layer stacked adjacent to each other, and the first solid electrolyte layer has a structure in which particulate binders are dispersed, and the second solid electrolyte layer has a structure in which fibrous binders are entangled or connected to each other, and thus the strength may be improved without lowering the ionic conductivity of the solid electrolyte membrane. The solid electrolyte membrane may be substantially free of solvent.
Resumen de: WO2025132786A1
The present disclosure relates to a continuous process and a production plant for preparing an acidic aqueous solution comprising nickel, cobalt, manganese, and lithium cations.
Resumen de: WO2025132788A1
The present invention relates to a system (100) for heat treatment of an electrical energy storage device including electrical energy storage members (22), the heat treatment system (100) including the electrical energy storage device and a dielectric liquid circuit including: - at least one channel (24) for the dielectric liquid to circulate between at least a portion of the electrical energy storage members (22) of the storage device; - a dielectric liquid circulation pump (3); - a heat exchanger (5) configured for heat treatment of the dielectric liquid, the heat treatment system (100) being characterised in that the dielectric liquid circuit includes an expansion tank (1) and in that the heat treatment system (100) includes a variable-volume tank (14) connected to the expansion tank (1).
Resumen de: WO2025132948A1
The present invention relates to a dry composition comprising at least one active material, at least one binder, optionally at least one conductive agent, characterized in that said at least one binder comprises, preferably consists of, a polyamide thermoplastic polymer.
Resumen de: WO2025132848A1
The present disclosure relates to a continuous process and a production plant for recovering metal salts from an acidic aqueous solution comprising nickel, cobalt, manganese, and lithium cations.
Resumen de: WO2025132849A1
The present disclosure relates to a continuous process and a production plant for producing a mixed metal hydroxide battery material precursor from battery recycling feeds comprising nickel, cobalt, manganese, and lithium cations.
Resumen de: WO2025132851A1
The present disclosure relates to a continuous process and a production plant for recovering metal salts from an acidic aqueous solution comprising nickel, cobalt, manganese, and lithium cations.
Resumen de: WO2025132710A1
A first aspect of the present disclosure is related to a battery cell (100), comprising: - an electrode stack (110) with two electrode layers, an anode layer and a cathode layer, wherein each electrode layer comprises a current collector (112); - a can (102) with a bottom (104) and a top (106) that comprises the electrode stack (110); - a lid (120) arranged on the top (106) of the can (102); - a lid (120) arranged on the bottom (104) of the can (102); wherein at least one lid (120) comprises one or more elevations (122) oriented towards the electrode stack (110) through which it is directly connected to one or both current collectors (112) of the electrode stack (110).
Resumen de: WO2025131869A1
The present patent application relates to a method of recovering valuable metals from waste batteries comprising - a pyrolysis step comprising pyrolysis of the waste batteries at a temperature of from about 700°C to about 1300°C, thus obtaining pyrolyzed batteries; - a size reduction step, comprising size reduction of the pyrolyzed batteries; - a smelting step, comprising smelting the pyrolyzed, size reduced waste batteries at temperatures of 1350°C or higher under oxidizing conditions. The method shows improved control of the smelting step and the temperature, reduces the amount of slag generated as well as the release of explosive gas.
Resumen de: WO2025137129A1
Systems and methods for utilizing one or more spools and/or rollers for the gentle application of a lithium layer onto a separator layer in an electrode stack of a solid-state battery cell to prevent or minimize damage to the conductive layer. In one embodiment, a feeder spool of provides a conductive foil and interleaf stack combination to an application roller. The application roller may then apply the conductive foil onto a separator layer of the electrode stack. An interleaf rewind spool may collect the remaining interleaf material from the conductive foil/interleaf combination once the conductive foil is deposited onto the separator layer. The conductive foil may adhere to the separator layer through a combination of a gravity force pressing the conductive foil and/or surface energy between the conductive foil and the SSE layer, thereby allowing the interleaf rewind spool to pull the interleaf material from the combination.
Resumen de: WO2025131168A1
The invention relates to a method for short-circuit testing an electrochemical storage cell, comprising the steps of: providing an electrochemical storage cell (1) having an electrolyte (4), freezing the electrochemical storage cell (1) so that the electrolyte (4) becomes non-conducting, applying a measurement voltage, and detecting a short circuit of the electrochemical storage cell (1) as a function of the measurement voltage.
Resumen de: WO2025137417A1
A metal-hydrogen battery is presented. The battery includes a bridgeless CPV superstack having a number K of units, each unit including a first layer and a second layer, wherein the first layer includes a number L/2 of intermediate anode-cathodes, and wherein the second layer includes an end anode and an end cathode separated by L/2-1 intermediate anode-cathodes; a pressure vessel that encloses the bridgeless CPV superstack; and electrolyte within the pressure vessel. A bridgeless CPV superstack includes K units, each unit including a first layer and a second layer, wherein the first layer includes a number L/2 of intermediate anode-cathodes, and wherein the second layer includes an end anode and an end cathode separated by L/2-1 intermediate anode-cathode.
Resumen de: WO2025131911A1
The invention relates to a battery system (1) comprising: a plurality of battery modules (2), which each have sensors (3) for the sensor-based recording of measurement series of physical quantities of battery cells (5) located in the battery modules (2) and have a battery management system, BMS (4); and an energy management system, EMS (7), which is assigned to the plurality of battery modules (2) and is configured to obtain charge states, SOCs, of each battery module (2-1, 2-n) of the plurality of battery modules (2), which charge states are estimated by the particular BMS (4) and are based on the measurement series, and to operate the plurality of battery modules (2) depending on the estimated SOCs, wherein the battery system (1) is configured to adapt control of the plurality of battery modules (2) using the EMS (7) on the basis of corrected SOCs.
Resumen de: WO2025132644A1
Method for disassembling a first and a second battery module in an energy storage arrangement, the first (2) and second (3) battery modules each comprising at least one battery pack, wherein the battery pack of the first battery module comprises a first rod (90) extending through a through hole at a transverse side of the battery pack, the method comprising; - providing a separation tool (10) to the laterally outer side of the first battery module, the separation tool comprising a threaded through hole wherein a threaded pusher device (16) is guided; - aligning the threaded pusher device with a second end portion of the first rod and connecting the separation tool to the laterally outer side of the first battery module (2); - rotating the threaded pusher device such that the pushing force from the threaded pusher device moves the first rod inwardly, thereby causing the first battery module (2) to move away from the second battery module (3).
Resumen de: WO2025134006A1
The present invention relates to a process for the recovery of purified graphite materials from a recycled graphite concentrate, the process comprising: treating the recycled graphite concentrate in a caustic leach step, the caustic leach step comprising the contact of the recycled graphite concentrate with a sodium hydroxide solution at a temperature of at least 200°C and elevated pressure, and recovering a solid caustic leach product; and treating the solid caustic leach product in an acid leach step, the acid leach step comprising the contact of the solid caustic leach product with an acidic solution, and recovering a solid acid leach product, wherein the solid acid leach product comprises a purified graphite material.
Resumen de: WO2025132336A1
The present invention relates to a cathode active material for rechargeable batteries comprising Na, M, and O, wherein M consists of Fe in a molar ratio a, wherein 0.05 ≤ a ≤ 0.40 relative to M; Mn in a molar ratio b, wherein 0.50 ≤ b ≤ 0.90 relative to M; and X in a molar ratio c, wherein 0.01 ≤ c ≤ 0.10 relative to M, and wherein X is at least one element selected from B, Si, K, Co, Ga, Rb, Rh, Cs, Re, Tl and Pb; wherein a+b+c is 1.00, the molar ratio of Na to M (Na/M) is between 0.40 and 1.10, and the content of Na, Fe, Mn and X is measured by ICP-OES and relates to a method for manufacturing the same.
Resumen de: WO2025132353A1
The present invention relates to Li-rich Mn-rich cathode active material comprising high- valence transition metal ions, such as Mo, exhibiting high capacity comprising Li, M and O, wherein M comprises: Ni in a molar ratio x, wherein 0.10 ≤ x ≤ 0.50 relative to M; Mn in a molar ratio y, wherein 0.50 ≤ y ≤ 0.80 relative to M; and Mo in a molar ratio z, wherein 0.001 ≤ z < 0.05 relative to M; wherein the molar ratio of Li to M (Li/M) is between 1.00 and 1.60; and wherein the content of Li, Ni, Mn and Mo is measured by ICP-AES, and x+y+z is 1.00.
Resumen de: WO2025131162A1
The invention relates to a method for laminating a cylindrical energy-storage cell, comprising the steps of: providing an electrode layer sequence (2) comprising at least an anode, a cathode and a separator; laminating a core region (2) of the electrode layer sequence (1) by connecting a laminate to the core region (2) of the electrode layer sequence (1) under the pressure and the temperature that are produced by a lamination rod (200); and winding the electrode layer sequence (1) to form an electrode coil (120), so that the core region (2) of the electrode layer sequence (1) forms the coil core (190) of the electrode coil (120).
Resumen de: WO2025132854A1
The invention relates to an electric energy storage device comprising a housing, at least one rechargeable battery cell received in the housing and a open- and/or closed-loop control apparatus for controlling, in an open- and/or closed-loop manner, the charging and discharging of the at least one rechargeable battery cell and for monitoring a charging state of same, wherein the electric energy storage device comprises an electric deep discharging apparatus for irreversibly deep discharging the at least one battery cell and wherein the electric deep discharging apparatus is designed independently of the open- and/or closed-loop control apparatus and can be actuated or activated independently of same. The invention further relates to an improved battery-powered device.
Resumen de: WO2025137220A1
Embodiments in accordance with the present disclosure are directed to calibrating a battery management system (BMS) are disclosed. In a particular embodiment, a computing device generates a first CRC value for a new system configuration file to be uploaded to the BMS and after the new system configuration file is uploaded to the BMS, receives from the BMS, a second CRC value generated by the BMS after the new system configuration file is uploaded to the BMS. The computing device also determines whether the second CRC value from the BMS is identical to the first CRC value generated by the computing device and in response to determining that the second CRC value from the BMS is identical to the first CRC value generated by the computing device, validates the safety related parameter values and intended safety function associated with the safety related parameter values.
Resumen de: WO2025132471A1
The invention relates to a device for contacting battery cells (40, 68) with at least one power electronics assembly (20) of a forming unit (10), the at least one power electronics assembly (20) being received individually or modularly in a forming chamber (12, 14) of the forming unit (10). The at least one power electronics assembly (20) is received by way of a contacting strip (24) on an exchangeable mainboard (26), to which the battery cells (40, 68) are connected, and which has a releasable electrical connection (16, 18) to a DC voltage supply. Furthermore, the invention relates to the use of the device for contacting battery cells (40, 68) with at least one power electronics assembly (20) or modules (26) with a plurality of power electronics assemblies (20) for the forming of the battery cells (40, 68) in a forming unit (10).
Resumen de: WO2025132295A2
The present disclosure relates to a battery control unit and a high voltage power supply system comprising the battery control unit. The battery control unit (100) comprises a switch device (102), and an assembled circuit (130), which is mounted on a circuit board (128). The assembled circuit (130) includes detection circuitry (186), which is configured to detect at least one operational parameter of the switch device (102), processing circuitry (184), which is configured to control the operation of the switch device (102) in accordance with the at least one operational parameter detected by the detection circuitry (186), and a plurality of detection contacts (166, 168, 170, 172, 174, 176, 178, 180, 182) for detecting the at least one operational parameter of the switch device (102). The further battery control unit (100) comprises a bus bar arrangement, which comprises an input bus bar (104), which is conductively coupled to an input terminal of the switch device (102), and an output bus bar (116), which is conductively coupled to an output terminal of the switch device (102), wherein the circuit board (128) is disposed with respect to the bus bar arrangement such that the plurality of detection contacts (166, 168, 170, 172, 174, 176, 178, 180, 182) abut against corresponding contact surfaces being provided on the input bus bar (104) and on the output bus bar (116).
Resumen de: WO2025132313A1
The present invention relates to a method for producing bis(fluorosulfonyl)imide, which is economically feasible at industrial scale and which provides a high-purity product.
Resumen de: WO2025132314A1
The present invention relates to a method for producing bis(fluorosulfonyl)imide, which is economically feasible at industrial scale and which provides a high-purity product.
Nº publicación: WO2025132319A1 26/06/2025
Solicitante:
AARHUS UNIV [DK]
AARHUS UNIVERSITET
Resumen de: WO2025132319A1
An energy management system for a hybrid battery pack (HPB) comprising a high-energy assembly (HE) and a high-power assembly (HP), which are connected through one or more DC/DC converters (Conv, Conv1, Conv2) to one another and/or to a DC bus supplying power to a load, is disclosed, wherein the energy management system is configured to decide, by controlling the power output from the one or more DC/DC converters (Conv, Conv1, Conv2), how large a share of the total power delivered from the hybrid battery pack (HPB) is delivered by the high-energy assembly (HE) and by the high-power assembly (HP), respectively, wherein the energy management system is configured to switch between two or more modes of operation (MO-1, MO-2, MO-3, MO-4), with each of which a specific control criterion (CC-1, CC-2, CC-3) is associated, wherein the two or more modes of operation (MO-1, MO-2, MO-3, MO-4) are ranked in a hierarchy of priority depending on the importance of their respective associated control criteria (CC-1, CC-2, CC-3), and wherein the energy management system is arranged to operate in the highest ranking mode of operation (MO-1, MO-2, MO-3, MO-4), for which the associated control criterion (CC-1, CC-2, CC-3) is fulfilled. Furthermore, a hybrid battery pack (HPB) controlled by such an energy management system and an electric vehicle comprising such a hybrid energy pack are disclosed.
BOPI
Sede Electrónica
