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1525
results.
Updated on
12/09/2025 [07:43:00]
Results 900 to 925 of 1525
Absstract of: EP4610436A1
A hydraulic system (2) of a construction machine according to one embodiment includes: an electric motor (21) that is supplied with electric power from a battery (13); a hydraulic pump (33) that is driven by the electric motor (21); and a circulation pump (71) that circulates cooling water through a circulation passage (7) that extends through the battery (13) and a radiator (76). The hydraulic system (2) further includes: a heat exchanger (24) that is connected to the circulation passage (7) in parallel with the radiator (76); a first switching valve (52) that switches whether or not to supply hydraulic oil that has been delivered from the hydraulic pump (33) to the heat exchanger (24); and a second switching valve (74) that switches whether to supply the cooling water that has passed through the battery (13) to the radiator (76) or to the heat exchanger (24).
Absstract of: WO2024089708A1
The present disclosure provides a method and a vehicle to generate alarm signals for alarming a user relating a malfunctioning main battery (102). The present disclosure provides a BMS (104) which is configured to selectively enable flow of power from an auxiliary battery (106) or the main battery (102) to the at least one of the pluralities of vehicle component (118,120,122, 124). The BMS (104) selectively enables the flow of power based on riding condition of the vehicle and when one or more conditions associated with one or more parameters are satisfied. The flow of power to the at least one of the pluralities of vehicle component (118,120,122, 124) generates an alarm signal for the user, the surrounding vicinity of the vehicle, and other emergency contacts of the vehicle and the user.
Absstract of: EP4611066A1
To provide a means capable of reducing direct current resistance in a secondary battery of lithium-deposit type having a negative electrode intermediate layer including metal particles. A secondary battery comprising: a power generation element having a positive electrode having a positive electrode active material layer containing a positive electrode active material capable of storing and releasing lithium ions disposed on a surface of a positive electrode current collector, a negative electrode having a negative electrode current collector and lithium metal deposited on the negative electrode current collector during charging, a solid electrolyte layer intervening between the positive electrode and the negative electrode and containing a solid electrolyte, and a negative electrode intermediate layer intervening between the negative electrode current collector and the solid electrolyte layer and containing metal particles made of at least one metal material; wherein a molar percentage of oxygen present on the surface of the metal particles, as determined by X-ray photoelectron spectroscopy, is more than 2 mol% and less than 88 mol% with respect to 100 mol% of total atoms, is provided.
Absstract of: EP4611076A1
The present disclosure relates to a composition for forming an electrode protective layer for a lithium secondary battery, which not only suppresses heat generation or ignition caused by external impacts, etc., and thus has excellent stability, but also makes it possible to provide electrodes and batteries having excellent conductivity and rate characteristics, and to an electrode for a lithium secondary battery and a lithium secondary battery comprising the same.
Absstract of: EP4611166A1
The present invention relates to a pouch cell in which a gas inside a pouch is discharged to the outside of the pouch to delay or prevent an occurrence of a venting phenomenon of the pouch by the internal gas occurring in a charging or discharging process of the pouch cell.The pouch cell includes an electrode assembly, a pouch configured to accommodate the electrode assembly, an electrode lead electrically connected to the electrode assembly to protrude to the outside of the pouch, a pair of lead films including a central portion, which covers a portion of the electrode lead on each of both surfaces of the electrode lead, and an outer portion disposed on each of both sides of the central portion so that the pouch and the electrode lead are insulated from each other, and a passage member disposed between the pair of lead films and attached to the outer portion, wherein, when a pressure inside the pouch increases above a set pressure, a gas moving path is provided between the passage member and each of the lead films.
Absstract of: EP4611074A1
Disclosed in the present invention are a three-dimensional netted structure composite material for lithium batteries, and a preparation method and the use thereof.The three-dimensional netted structure composite material comprises:a porous carbon microsphere containing netted structure through holes, silicon nanowires distributed in the through holes of the porous carbon microsphere, and a carbon shell. The silicon nanowires are formed by catalyzing, by means of Au or Ag,a silicon-containing gas and depositing same in the through holes; or the silicon nanowires are formed by depositing a silane gas in the through holes to form silicon oxide nanoparticles, then electrolyzing the silicon oxide nanoparticles in the through holes undder a molten salt system. The silicon nanowires form three- dimensional netted structures in through holes of the porous carbon microsphere. Applying the three- dimensional netted structure composite material as a negative electrode active material in a lithium battery can endow the lithium battery with a relatively low volume expansion rate, a relatively high mass specific capacity, and good conductive performance and cycling stability.
Absstract of: AU2023370540A1
Disclosed herein is a method for producing carbon-silicon composites. The method comprises providing a reaction mixture comprising a carbon-silica-based precursor and an aluminium reductant; heating the reaction mixture in the presence of solid or gaseous aluminium chloride, or a mixture thereof, to a temperature at which reactions that result in the silica being reduced are initiated; controlling reaction conditions whereby the reaction mixture is prevented from reaching a temperature at which thermal runaway can occur; and isolating the produced carbon- silicon composites.
Absstract of: EP4611089A1
An object of the present invention is to provide an all-solid-state battery of lithium-deposition type which is excellent in resistance during charging, cycle characteristics, and short-circuiting rate during charging.The present invention provides an all-solid-state battery containing a power generating element containing: a positive electrode including a positive electrode active material layer containing a positive electrode active material; a negative electrode including a negative electrode current collector in which lithium metal is deposited on the negative electrode current collector during charging; a solid electrolyte layer that is interposed between the positive electrode and the negative electrode and contains a solid electrolyte; and a negative electrode intermediate layer which is present adjacent to a surface of the solid electrolyte layer on the negative electrode current collector side and contains at least one selected from the group consisting of a metal material that can be alloyed with lithium and a carbon material that can absorb lithium ions; and a binder; wherein a porosity of the negative electrode intermediate layer is 10 % or more and 70 % or less.
Absstract of: EP4611127A1
A battery pack may include a plurality of battery cells stacked in a first direction in a vertical coordinate system defined by the first direction, a second direction, and a third direction that are perpendicular to one another, and a pack case configured to accommodate the plurality of battery cells at an inner space therein. Additionally, the pack case may include an upper case and a lower case. Further, the lower case may include the inner space for accommodating the plurality of battery cells, and in which the upper case may include a first heat sink extending in the first direction.
Absstract of: EP4611126A1
A battery pack may include a plurality of battery cells stacked in a first direction in a vertical coordinate system defined by the first direction, a second direction, and a third direction that are perpendicular to one another, and a pack case configured to accommodate the plurality of battery cells at an inner space therein. In addition, the pack case may include a pair of first outer walls extending in the first direction, a pair of second outer walls extending in the second direction, the pair of first outer walls and the pair of second outer walls defining the inner space of the pack case, a longitudinal beam provided between the pair of first outer walls and extending parallel to the pair of first outer walls, and a bottom part provided below the pair of first outer walls, the pair of second outer walls, and the longitudinal beam.
Absstract of: GB2638785A
A method for controlling an energy installation at a property 121, the energy installation comprising a solar photovoltaic (PV) electricity generator 128 for providing electricity to one or more consumers 124, 132 at the property and a battery 126 for storing the generated electricity. The method comprises, for each of a series of control intervals: determining a battery charge level; obtaining generation forecast data indicating an estimate of electricity generated over the interval; obtaining consumption forecast data indicating an estimate of electricity consumed over the control interval by the one or more consumers; computing, based on the battery charge level, the generation forecast data and the consumption forecast data, a battery control schedule indicating times at which to charge and/or discharge the battery; and controlling charging and/or discharging of the battery during the control interval in dependence on the battery control schedule. Optionally, determining the generation forecast data in dependence on one or more of: specification data of the PV electricity generator, information indicative of a current date or available sunlight hours, and weather data. The consumption forecast data may be based on historical consumption data for the property and/or consumption data for one or more other properties.
Absstract of: GB2638728A
A battery module (22) comprising at least two battery cells (12), each with a base area (14), which corresponds to a hexagonally flattened circle, and a lateral area (16), which comprises six flattened zones (18) predetermined by the base area (14), and two of the at least two battery cells (12) are in contact with one another via one of the flattened zones (18) of their lateral areas (16), wherein the battery cells (12) are arranged such that the two flattened zones (18) in contact are arranged congruently in a honeycomb pattern. The contact area between the flattened zones may be built by an adhesive or sheet covering the battery cells. The lateral areas of the battery cells may be used as a terminal possibly a positive contact and/or made of aluminium or possibly a negative contact and/or made of stainless steel. An insulation layer (20) may be arranged between two of the battery cells possibly as part of a cooling system. The battery cell may be built with a jelly roll design. The method of producing shape of the cell may be applying pressure to the lateral area of the battery cell housing.
Absstract of: EP4611159A1
A battery pack may include a plurality of battery cells stacked in a first direction, a pack case with an inner space to accommodate the plurality of battery cells, and a wiring structure provided in the pack case. Further, each of at least two adjacent battery cells among the plurality of battery cells may include an electrode assembly, a cover surrounding the electrode assembly, and a cell lead protruding from a side of the cover in the second direction. Additionally, the cell lead may include a first part of the cell lead and a second part of the cell lead, the first part being located closer to the cover than the second part. Further, the pack case may include a pair of first outer walls extending in the first direction, and a pair of second outer walls extending in the second direction.
Absstract of: EP4611158A1
A battery pack may include a plurality of battery cells stacked in a first direction, and busbars extending in the first direction and configured to electrically connect at least two adjacent battery cells among the plurality of battery cells. Each of the at least two adjacent battery cells among the plurality of battery cells may include an electrode assembly, a cover surrounding the electrode assembly, and a cell lead protruding from a side of the cover in a second direction. Further, the cell lead may include a first part disposed closer to the cover than a second part. In addition, a maximum dimension of the second part may be greater than a maximum dimension of the first part in the first direction, and each of the busbars may extend in the first direction to electrically connect adjacent second parts to each other.
Absstract of: EP4611163A1
A battery pack can include a plurality of battery cells stacked in a first direction, and a pack case configured to accommodate the plurality of battery cells in an inner space therein. In addition, each of at least a pair of adjacent battery cells among the plurality of battery cells can include an electrode assembly, a cover surrounding the electrode assembly, and a cell lead protruding from a side of the cover in a second direction. Further, the cell lead can include a first part disposed closer to the cover than a second part. Additionally, a maximum dimension of the second part can be greater than a maximum dimension of the first part in the first direction. Furthermore, the second part can include a plane perpendicular to a third direction, and the first direction, the second direction, and the third direction that can be perpendicular to one another.
Absstract of: EP4611075A1
Provided is a conductive slurry for a secondary battery electrode that reduces the viscosity of a conductive slurry while simultaneously reducing the surface resistance of a film made from the conductive slurry. One embodiment of the present disclosure provides a conductive slurry for a secondary battery electrode comprising: a conductive material; and a dispersant, wherein the dispersant comprises a cellulose-based compound and an organic acid salt.
Absstract of: WO2024089266A1
The invention relates to a method and a device for recycling lithium-ion accumulators comprising one or more cells (13), wherein the cells (13) each contain electrode stacks (15) with strip-like electrodes (16, 19), and the strip-like electrodes (16, 19) each comprise an electrically conductive carrier strip (18, 21) coated with an active material (17, 20).
Absstract of: MX2025004876A
The invention relates to a method for recycling alkali metal batteries (12), in particular Li batteries or Na batteries, which have an active material, a carrier foil on which the active material is arranged, binder by means of which the active material is bound to the carrier foil, a liquid electrolyte, conducting salt (38) and a housing that encloses the active material, carrier foil and binder, with the step of comminuting the alkali metal batteries (12) such that the comminuted material, the black matter (30), which contains the active material and the binder, is produced, with the steps of washing the comminuted material with a washing solvent (36) such that conducting salt (38) is washed out and the binder is not washed out such that low- conducting-salt comminuted material and a washing liquid (40) are obtained, regenerating the washing solvent (36) from the washing liquid (40), and in particular by distilling, and washing the comminuted material with at least some of the regenerated washing solvent (36). The invention also relates to a battery preparation system for recycling alkali metal batteries (12), in particular Li batteries or Na batteries.
Absstract of: CN120202392A
A thermal control device has a thermal control device base, a connection block attached to the thermal control device, and a conduit for a heat exchange fluid attached to the connection block. The conduit has a conduit extension axis and a conduit sidewall. The connection block includes a connection block receiving section that receives a portion of the conduit sidewall. The connection block is configured to facilitate heat exchange between the conduit sidewall and the thermal control device.
Absstract of: EP4611143A1
The present invention provides a structure of a battery module including: a battery cell laminate formed by stacking a plurality of pouch-type battery cells; a frame having open front and rear ends, and accommodates the battery cell laminate; a pair of end plates covering the front and rear ends of the frame; and a flame retardant cover attached to a predetermined area of a surface of the frame, wherein the predetermined area is divided into a plurality of areas, the flame retardant cover includes a plurality of divided covers attached to cover the plurality of areas, respectively, and the frame includes: an upper surface having two or more divided covers attached thereto; and two side surfaces having two or more divided covers attached thereto, respectively.
Absstract of: EP4611167A1
Disclosed is an electrode assembly having a structure in which a stack including a first electrode, a second electrode, and a separator interposed therebetween is wound. The first electrode and the second electrode have an uncoated portion provided at a long side end and not coated with an active material and a coated portion coated with the active material, respectively. On a first surface of the first electrode and a second surface opposite to the first surface, a first insulation layer and a second insulation layer extending by a predetermined length from a region including a boundary between the coated portion and the uncoated portion toward an end of the uncoated portion are provided, respectively.
Absstract of: MX2025004615A
The present invention relates to a separator (1) able to separate two cells (2) of a battery (3), for example a battery of an electric or hybrid-electric vehicle, said separator (1) comprising at least one insulating layer comprising a composite material (4), said composite material (4) comprising a binder mixed with aerogel particles (5), the volume content of said aerogel particles (5) in said composite material (4) being greater than 20% and the binder being a mineral binder. The present invention also relates to a battery comprising a separator according to the invention, and to a method for manufacturing the separator according to the invention.
Absstract of: WO2024089193A1
The invention relates to a method (100) for synthesizing at least one crystalline layer of manganese oxides that can contain zinc, of formula ZnxMnyOz, where x is greater than or equal to 0, y is greater than 0, and z is greater than 0, the method being implemented in a chamber of a low-pressure plasma reactor, kept between 10 Pa and 105 Pa, the method comprising forming a plasma discharge (110) from a plasma-generating gas; adding (120), in the form of a nebulizate, a predetermined amount of a manganese precursor; adding (130) a reactive gas so as to create oxygen vacancy defects in the layer of manganese oxides, and/or so as to maintain a controlled redox environment; synthesizing and depositing (140), on a substrate, the at least one crystalline layer of manganese oxides that can contain zinc, these operations being carried out at a substrate temperature of 400°C or less, advantageously 200°C or less.
Absstract of: WO2024089573A1
Described is an apparatus (1) for manufacturing slabs (2) from powdery raw material. The powdery raw material is cathode active material for rechargeable batteries. The apparatus (1) comprises: a lower die (3), defining a moulding cavity (4); an upper die (6) provided with an upper punch (601). The upper die (6) and the lower die (3) are movable relative to one another along a vertical direction (V) between an open position and a pressing position. The upper die (6) and the lower die (3) are also displaceable to a pre-pressing position where the moulding cavity (4) is closed by the upper punch (601) but is in air communication with a surrounding air volume. The apparatus (1) also comprises a vacuum system for sucking air from the moulding cavity (4) when in the pre-pressing position and to keep a negative pressure inside the moulding cavity when in the pressing position.
Nº publicación: EP4609444A1 03/09/2025
Applicant:
KARLSRUHER INST TECHNOLOGIE [DE]
Karlsruher Institut f\u00FCr Technologie
Absstract of: CN120092326A
The invention relates to a method (110) for producing a cathode (112), to a cathode (112) produced by such a method and to a battery comprising such a cathode (112). The method (110) comprises the steps of: a) supplying a current collector (114) wherein at least a surface (116) of the current collector has an electrically conductive material (118); b) coating a surface (116) of the current collector (114) with a carbon-containing layer (120), and c) applying a cathode active material (124) to the carbon-containing layer (120), the carbon-containing layer (120) comprising more than 60 wt% and less than 80 wt% of carbon and at least one polymer as binder, and at least step b) being carried out at a temperature of at least 30 DEG C to at most 70 DEG C.
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