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1111
resultados
Última actualización
03/09/2024 [07:45:00]
Resultados 900 a 925 de 1111
Resumen de: WO2024170299A1
The invention relates to an arrangement (12) for a component (11) of a motor vehicle, having at least one water sensor (2) and having a surface (1) of the component (11), wherein a first spacing (a) is set between the water sensor (2) and the surface (1), and wherein the water sensor (2) is designed to generate a control signal if a water level between the surface (1) and the water sensor (2) is exceeded in a sensor region (13) of the water sensor (2) that is greater than or equal to the first spacing (a), wherein an additional water-absorbable element (6) which surrounds the sensor region (13) is formed on the surface (1). The invention also relates to a component (11).
Resumen de: WO2024170370A1
The invention relates to a process for obtaining phosphorus compounds and iron compounds from LFP- and/or LFMP-containing materials, characterized by i) reacting an LFP- and/or LFMP-containing material with chlorine gas in the presence of a carbon source at a temperature of 300 to 900°C and ii) removing the formed chlorophosphorus compounds, more particularly phosphorus oxychloride and optionally phosphorus trichloride and iron chloride in an off-gas flow, and iii) separating from the off-gas flow the iron chloride and iv) the chlorophosphorus compounds at different temperatures.
Resumen de: WO2024170377A1
The invention relates to a process for obtaining phosphorus compounds and iron compounds from iron phosphate-containing materials, characterized by i) reacting an iron phosphate-containing material with chlorine gas in the presence of a carbon source at a temperature of 300 to 900°C and ii) removing the formed chlorophosphorus compounds, more particularly phosphorus oxychloride and optionally phosphorus trichloride and iron chloride in an off-gas flow, and iii) branching off from the off-gas flow the iron chloride and iv) separating off the chlorophosphorus compounds.
Resumen de: US2024283034A1
This application relates to a liquid leak detection method and apparatus, a battery control unit, and a battery management system. The method includes: obtaining a gas concentration detection signal output separately by a plurality of target gas sensors in a battery box, where the gas concentration detection signal is used for indicating a measured gas concentration; obtaining position information of each target gas sensor in the battery box; and determining a leaking region in the battery box based on the gas concentration detection signal and the position information of each target gas sensor. To sum up, in an embodiment of this application, the leaking region in the battery box can be located by analyzing the gas concentration detection signals and position information of a plurality of target gas sensors in the battery box, so that prompt information used for indicating the leaking region can be output subsequently.
Resumen de: US2024283070A1
The disclosure provides a battery assembly for an electric aircraft. The battery assembly includes at least one cell having a plurality of surfaces shaped to enclose a battery therein. At least one of the plurality of surfaces includes an ejecta barrier shared between the cell and an adjacent cell and defining a boundary therebetween. The ejecta barrier supports the at least one cell and the adjacent cell and including an ablative material configured to prevent ejecta from passing therethrough. A vent is coupled to an interior of the at least one cell through another one of the plurality of surfaces. The vent is shaped to remove battery ejecta from the cell and oriented away from the ejecta barrier.
Resumen de: US2024283073A1
A battery pack includes a battery box, a battery module, a sampling wire and a low-voltage connector. The battery box is provided with an accommodating space for accommodating the battery module and a box sealing structure; the battery module is provided with a battery positive terminal post and a battery negative terminal post; and the battery positive terminal post and the battery negative terminal post of the battery module are connected with the low-voltage connector through the sampling wire for sampling the battery pack.
Resumen de: US2024283062A1
A battery cell includes a shell and an end cap assembly, the shell being provided with an opening, and the end cap assembly including an end cap, an insulating member and an inner terminal, wherein the end cap is arranged at the opening, and a surface of the end cap close to the shell is provided with an annular protrusion extending in a circumferential direction of the end cap; the annular protrusion shrinks inwards relative to an edge of the end cap to form a flange between an outer side of the annular protrusion and the edge of the end cap; the flange is arranged on a shell wall of the shell, and the annular protrusion extends into the shell; and the insulating member is arranged in a groove enclosed by the annular protrusion, and the inner terminal is arranged on the insulating member.
Resumen de: US2024283063A1
A battery case includes a housing, an end cap and a sealing member, wherein the housing has an open end, the end cap fits with the housing and covers the open end, the end cap is provided with a groove and a sealing region, the groove is arranged facing away from the housing, the sealing region is arranged on a peripheral surface of the end cap and corresponding to an inner side wall of the groove, and the sealing member is arranged between an inner wall of the housing and the sealing region.
Resumen de: WO2024170983A1
Reforming device (80) of electrochemical cells (30) comprising: - N reforming needles (81) each having a respective longitudinal axis (R2), where N is an integer at least equal to 1; - at least one rotation mechanism (97) configured to rotate the N reforming needles (81) around the respective longitudinal axis (R2); - N heating elements (83) respectively housed inside the N reforming needles (81) and integral in rotation to the respective N reforming needles (81).
Resumen de: WO2024170264A1
The invention relates to a mold (20) for sealing an edge region (28) of a temperature exchange body (10), the edge region having a fluid-permeable base layer (12) which is arranged between an upper and a lower fluid-tight layer (14, 16), wherein the mold (20) comprises an upper part (22) and a lower part (24) which jointly form a receptacle (26) for at least one edge region section of the temperature exchange body (10), wherein the receptacle (26) comprises at least one projection (30, 32) for partially compressing the edge region (28) at a distance from the edge (34) of the temperature exchange body (10).
Resumen de: US2024282928A1
A method of preparing a positive electrode active material for a lithium secondary battery which includes:(1) mixing a lithium composite transition metal oxide in a form of a single particle or pseudo-single particle with a cobalt-containing raw material and performing a heat treatment to form a cobalt coating layer on a surface of the lithium composite transition metal oxide; and(2) mixing the lithium composite transition metal oxide having the cobalt coating layer formed thereon with a boron-containing raw material and performing a heat treatment to form a boron coating layer on the cobalt coating layer. A positive electrode active material for a lithium secondary battery which is prepared thereby, is also provided.
Resumen de: US2024283039A1
A battery testing apparatus according to an embodiment disclosed herein includes a first connecting unit connected to a positive electrode of each of a plurality of battery cells, a second connecting unit connected to a negative electrode of each of the plurality of battery cells, a wherein the battery testing apparatus is configured to charge or discharge the plurality of battery cells through the first connecting unit and the second connecting unit, and a battery management apparatus configured to measure state information in at least any one of a charging state, a discharging state, and an idle state of each of the plurality of battery cells.
Resumen de: US2024282927A1
Disclosed are a silicon carbon composite anode material, a method of preparing the same, and a secondary battery including the same. In one embodiment, the anode material includes: nano-silicon particles; a medium coating layer formed on an outer circumferential surface of the nano-silicon particle; and a first coating layer formed on an outer circumferential surface of the medium coating layer, wherein the first coating layer comprises at least one of a hard coating layer and a soft coating layer, the hard coating layer has a higher hardness than the medium coating layer, and the medium coating layer has a higher hardness than the soft coating layer.
Resumen de: US2024283032A1
Provided is a technology obtaining an electricity storage device including a wound electrode body with high productivity. A method of manufacturing an electricity storage device of one embodiment disclosed herein includes: a winding step of winding a positive electrode and a negative electrode with a separator interposed therebetween to produce a wound body; and after the winding step, a pressing step of pressing the wound body to form each of wound electrode bodies having a flat shape, wherein the separator partially having an adhesive layer on at least one surface thereof is used in the winding step, the adhesive layer includes a first adhesive region and a second adhesive region, and the thickness of the first adhesive region is 1.5 times or more the thickness of the second adhesive region. The manufacturing method further includes a formation step before the winding step.
Resumen de: US2024283042A1
An all solid battery includes a solid electrolyte layer, a first electrode layer that is provided on a first main face of the solid electrolyte layer and includes an electrode active material, and a second electrode layer that is provided on a second main face of the solid electrode layer and includes an electrode active material. when the all solid battery is heated with an increase rate of 20° C./min, CO2 of 30 mg/cm3 or more and 53 mg/cm3 or less is externally generated from the all solid battery from 550° C. to 700° C. and CO2 of 90 mg/cm3 or more and 155 mg/cm3 or less is externally generated from the all solid battery from 550° C. to 750° C., per a unit volume (cm3) of the all solid battery.
Resumen de: US2024283065A1
A power storage device disclosed herein includes a first electrode terminal including a first conductive member, a second conductive member, and a metal joined part. The metal joined part includes a first region in which a first metal occupies 70 mass % or more and a second region in which a second metal occupies 70 mass % or more. The first region includes a region that exists on the first conductive member side relative to a border surface and a first protrusion region that protrudes toward the second conductive member relative to the border surface, and the second region includes a region that exists on the second conductive member side relative to the border surface and a second protrusion region that protrudes toward the first conductive member relative to the border surface.
Resumen de: US2024283033A1
A method for testing a battery component for leakage includes generating a sample from a battery component storing electrolyte using a Fourier Transform infrared (FT-IR) spectrometer, comparing absorbance levels of the sample at N predetermined frequencies to N predetermined thresholds, respectively, where N is an integer greater than one; and selectively detecting at least one of an electrolyte leak and generating an electrolyte concentration estimate in response to the comparison. The battery component is selected from a group consisting of a battery cell, a battery module, and a battery pack.
Resumen de: US2024283040A1
Systems and apparatus may carry out analysis of battery physical phenomena, and characterize batteries based on phenomena occurring in particular time and/or frequency domains. These systems may be additionally responsible for charging and/or monitoring a rechargeable battery. Examples of battery physical phenomena include mass transport (e.g., diffusion and/or migration) in battery electrolytes, mass transport in battery electrodes, and reactions on battery electrodes.
Resumen de: US2024283028A1
A secondary battery and a power consumption device are provided in the present application. The secondary battery includes a positive electrode plate, a negative electrode plate, a separator, and an electrolyte solution. The negative electrode plate has a non-faradaic capacitance Cdl nF satisfying 1≤Cdl≤5. The electrolyte solution includes an additive, and the additive includes a silicon-containing compound. In the present application, by reasonably adjusting the relationship between the non-faradaic capacitance of the negative electrode plate and content of the additive in the electrolyte solution, the secondary battery has characteristics of high capacity and rapid charging.
Resumen de: US2024283038A1
A battery pack includes: a battery cell having a cell tab extending outwardly; a protection circuit module electrically connected to the cell tab to prevent over-charging and over-discharging of the battery cell; and a module case accommodating the protection circuit module and mounted on the battery cell, wherein the module case includes a first region, a second region positioned on the first region, and a third region extending from the first region through the second region, and the protection circuit module is accommodated in a cavity provided between the first region and the second region.
Resumen de: WO2024170307A1
The invention concerns an assembly (1) for battery holder comprising a first structural element (10), a second structural element (20), an interior junction organ (30), an exterior junction organ (40), and adhesive agents (50); the interior junction organ (30) and the exterior junction organ (40) securing the first structural element (10) with the second structural element (20) via the adhesive agents (50) at the level of a first end portion (11) of the first structural element (10) and at the level of a second end portion (21) of the second structural element (20).
Resumen de: WO2024170306A1
The invention concerns an assembly (1) for battery holder comprising a first structural element (10); a second profile (30) presenting a hollow section delimiting internally an adhesion surface (s30), and a mating cavity (31); a junction organ (50) inserted inside the mating cavity (31) and comprising at least one fixing hole (51), the junction organ (50) comprising externally a junction surface (s50) facing the adhesion surface (s30); an adhesive agent (20) interposed between the junction surface (s50) and the adhesion surface (s30), the adhesive agent (20) being configured to allow an adhesion between the junction surface (s50) and said adhesion surface (s30); and a fixing member (40) comprising a fixing rod (41) screwed into the fixing hole (51); the fixing member (40) and the junction organ (50) being thereby configured to secure the first structural element (10) with the second profile (30).
Resumen de: US2024282926A1
Disclosed are a silicon carbon composite anode material, a method of preparing the same, and a secondary battery including the same. In one embodiment, the anode material includes: a hollow core having a hollow portion therein; one or more hard coating layers spaced apart from each other in an outward direction from the hollow core; nano-silicon particles packed in the hollow portion and in a separation space defined between the hard coating layers; and a soft coating layer formed on an outer circumferential surface of an outermost hard coating layer, wherein each of the hollow core and the hard coating layers has a higher hardness than the soft coating layer, and the anode material has a hardness sequentially increasing from the hollow core to the outermost hard coating layer.
Resumen de: US2024283025A1
Disclosed is an electrolyte solution for a lithium metal battery, comprising: a lithium thiophosphate complex formed by phosphorus pentasulfide and lithium polysulfide. In addition, a lithium metal battery comprising the aforesaid electrolyte solution and a method for preparing the aforesaid electrolyte solution are also disclosed.
Nº publicación: US2024283029A1 22/08/2024
Solicitante:
DONGGUAN AMPEREX TECH LIMITED [CN]
Dongguan Amperex Technology Limited
Resumen de: US2024283029A1
An electrochemical device includes a positive electrode, a negative electrode, and an electrolytic solution. The electrolytic solution includes an organic solvent, a lithium salt, and an additive. The organic solvent includes an acetate compound and a carbonate compound. The carbonate compound includes ethylene carbonate and propylene carbonate. Based on a total mass of the electrolytic solution, a mass percent of the acetate compound is 4% to 50%, and a mass percent of the ethylene carbonate is 5% to 20%.
BOPI
Sede Electrónica
