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1482
resultados
Última actualización
11/09/2025 [07:18:00]
Resultados 500 a 525 de 1482
Resumen de: AU2023438648A1
A method for actively detecting a fault in an energy storage system, and an energy storage system. The method for actively detecting a fault in an energy storage system comprises: a step of causing a state of charge of an energy storage battery to reach a first preset value; a discharge time acquisition step of causing the energy storage battery to perform discharging at a constant current a until the state of charge thereof reaches a second preset value, stopping discharging, and acquiring a discharge time T, wherein the second preset value is less than the first preset value; and determining whether the discharge time T is less than or equal to a preset discharge time t, and if so, determining that there is a hidden fault in the energy storage battery or there is a serious decline in the service life of the energy storage battery, and if not, determining that the energy storage battery is normal. By means of the method for actively detecting a fault in an energy storage system, whether there is a hidden fault in an energy storage battery or whether there is a serious decline in the service life of an energy storage battery can be determined.
Resumen de: AU2025217369A1
A battery pack including a housing; and two or more battery cells located in the housing. The two or more battery cells interconnected by a configurable connector which is configured to enable electrical connections between the two or more battery cells. The configurable connector contains a plurality of first electrical terminals connected to the two or more battery cells, and a terminal holder adapted to be removably connected to the plurality of the first electrical terminals. The terminal holder is adapted to be installed to the housing in a first orientation at which the two or more battery cells are electrically connected, or in a second orientation at which the two or more battery cells are not electrically connected. The terminal holder contains a plurality of second electrical terminals. One of the plurality of the second electrical terminals always engages with a same one of the plurality of the first electrical terminals, when the terminal holder is installed to the housing in the first orientation or the second orientation. The single terminal holder can be installed battery pack in different orientations for enabling / disabling the internal circuit of the battery pack, and can be locked by a latch mechanism which reduced the chance that the terminal holder is accidentally lost during usage. A battery pack including a housing; and two or more battery cells located in the housing. The two or more battery cells interconnected by a configurable connector which is co
Resumen de: US2025279409A1
The present disclosure relates to a composite electrode comprising polymer with carbon particles percolated by gallium or a gallium-indium alloy, and a stretchable battery comprising: a cathode electrode comprising silver oxide and styrene-isoprene block copolymer (Ag2O-SIS) and a cathode current collector; an anode electrode comprising a gallium, carbon, and a polymer and an anode current collector; wherein each of the cathode current collector and the anode current collector comprise: a first current collector of a composite comprising liquid metal eutectic gallium-indium (EGaln), silver (Ag), and styrene-isoprene block copolymer (SIS); and a second current collector a second layer of carbon black (CB) and styrene-isoprene block copolymer (SIS). The disclosure also discloses a method to obtain said composite electrode and said stretchable battery.
Resumen de: US2025279414A1
The positive electrode plate comprises a current collector, a first positive electrode active material layer, and a second positive electrode active material layer; the first positive electrode active material layer is arranged on at least one side of the current collector, and the second positive electrode active material layer is arranged on the first positive electrode active material layer; the first positive electrode active material layer comprises a first positive electrode active material, the second positive electrode active material layer comprises a second positive electrode active material, the first positive electrode active material comprises a lithium-containing phosphate of olivine structure, and the second positive electrode active material comprises a cobalt-containing lithium metal oxide. The positive electrode plate can effectively improve the influence of the concentration polarization of a battery on the performance of the battery, thereby helping to improve the capacity and cycle performance of the battery.
Resumen de: US2025279427A1
A lead-based alloy containing alloying additions of bismuth, antimony, arsenic, and tin is used for the production of doped leady oxides, lead-acid battery active materials, lead-acid battery electrodes, and lead-acid batteries.
Resumen de: US2025279415A1
A positive electrode active material and a preparation method therefor, a positive electrode sheet, a battery and an electric device. The positive electrode active material comprises: a core; and a carbon coating layer which covers at least part of the surface of the core, the molar ratio of sp3 hybridized carbon atoms to sp2 hybridized carbon atoms in the carbon coating layer being not less than 0.5.
Resumen de: US2025279498A1
A battery includes a box body, and multiple battery cells and a heat conducting member arranged in the box body. Each battery cell is provided with multiple side walls. The multiple side walls include a first side wall and a second side wall connected to each other. The first side wall is a side wall with the largest area of the battery cell. The second side walls of at least part of the battery cells are connected to the box body in a heat conducting manner through the heat conducting member.
Resumen de: US2025278164A1
A roll map of an electrode coating process includes a roll map bar and a representation part. The roll map bar is displayed on a screen in synchronization with movement of an electrode between an unwinder and a rewinder while being coated with an electrode slurry in a roll-to-roll state. The roll map bar is displayed in the form of a bar by simulating the electrode in the roll-to-roll state. The representation part is configured to visually show either one of or both quality-related and defect-related acquired data associated with the electrode coating process. The acquired data is shown at a certain location on the roll map bar corresponding to a location in the electrode at which the data is measured. A roll map of an electrode coating process is generated by a process. A roll map of an electrode coating process is generated by a system.
Resumen de: US2025276601A1
A charging control system for an electric vehicle, the charging control system including a charging control device for the electric vehicle, and an EVSE (electric vehicle supply equipment) comprising cable and transmitting a signal to the charging control device for the electric vehicle, wherein the charging control device for the electric vehicle including a charging inlet configured to receive charging information and power from the EVSE, a control module configured to determine a charging mode based on the charging information and output a control signal in accordance with the determined charging mode, and a charger configured to charge a battery of the electric vehicle in accordance with the control signal of the control module, wherein the charging mode is determined by a charging standard of the EVSE.
Resumen de: WO2025182260A1
The present invention addresses the problem of providing a battery in which a polymer electrolyte can be used regardless of the potential window. The present invention provides a battery which comprises: a positive electrode; a negative electrode; a first electrolyte layer that is positioned between the positive electrode and the negative electrode; and a second electrolyte layer that is positioned between the first electrolyte layer and the positive electrode and/or between the first electrolyte layer and the negative electrode. The first electrolyte layer contains a polymer electrolyte. The polymer electrolyte contains at least a polymer and an alkali metal salt. The alkali metal salt is contained in an amount of 5 parts by mass to 200 parts by mass inclusive relative to 100 parts by mass of the polymer. The second electrolyte layer contains a porous base material and a nonaqueous electrolyte solution.
Resumen de: WO2025182016A1
In a control performed on a high-temperature-operation-type storage battery that is capable of charging and discharging, the temperature of a storage battery is maintained at a prescribed maintenance temperature higher than the lower-limit value of an operation temperature range for the storage battery by heating the storage battery using a heater attached to a storage battery in a standby state in which discharge from the storage battery is not performed, a first discharge start preparation time that is a timing at which heating performed by the heater is stopped and a second discharge start preparation time that is a timing at which a heat radiation means is operated are set so that the temperature of the storage battery reaches the lower-limit value of the operation temperature range at a timing when a scheduled discharge start time arrives, heating performed by the heater is stopped at the timing when the first discharge start preparation time arrives, and the heat radiation means is operated at the timing when the second discharge start preparation time arrives.
Resumen de: WO2025183020A1
This secondary battery comprises: a positive electrode; a negative electrode; a separator that is disposed between the positive electrode and the negative electrode; and a nonaqueous electrolyte solution. At the negative electrode, a metal that is a negative electrode active material is deposited during charging, and the metal is dissolved in the nonaqueous electrolyte solution during discharging. The separator comprises a sheet-shaped base material and a spacer that is disposed on the main surface of the base material. The spacer contains a resin. The degree of swelling of the spacer with respect to the nonaqueous electrolyte solution is 1.1 times to 2 times inclusive.
Resumen de: WO2025182565A1
This laminate includes a base material layer, a first adhesive layer, a metal foil layer, a second adhesive layer, and a sealant layer that are sequentially laminated. The second adhesive layer includes an acid-modified polyolefin-based adhesive. The elastic modulus obtained by force curve measurement of the second adhesive layer in a cross section of the laminate in an 80°C environment using a scanning probe microscope is 3 MPa-100 MPa inclusive.
Resumen de: WO2025182546A1
A secondary battery positive electrode 5 according to the present disclosure comprises a positive electrode current collector 5a and a positive electrode active material layer 5b supported by the positive electrode current collector 5a. The positive electrode active material layer 5b includes: active material particles; and solid particles containing boron and phosphorus. The solid particles may contain boron phosphate. The ratio of the mass of the solid particles to the mass of the active material particles is, for example, in the range of 0.1 to 4 mass%.
Resumen de: WO2025182622A1
A battery (10) is provided with: a positive electrode lead (20) having a joint part (75) joined to a positive electrode core body-exposing part (35) where a positive electrode core body (30) is exposed in a positive electrode (11); and a tape (70) that is attached closer to the tip-end of the positive electrode lead (29) than the joint part (75), and includes a core body-side covering part positioned between the positive electrode lead (29) and the positive electrode core body-exposing part (35). The positive electrode lead (20) has a protrusion (75) that protrudes from the tape (70) in the positive electrode width direction.
Resumen de: WO2025182621A1
This battery (10) comprises: an electrode body in which a long positive electrode (11) and a long negative electrode are wound with a separator therebetween; an outer can that houses the electrode body; and a positive electrode lead (20) that is joined to a positive electrode core exposed part (35) in which a positive electrode core (30) is exposed in the positive electrode (11). The positive electrode core (30) is provided with a through-hole (70) that includes a facing part (70a) that faces a tip part (20a) of the positive electrode lead (20) in the thickness direction thereof.
Resumen de: WO2025181935A1
Provided is a watertight electrical discharge container capable of maintaining safety when the temperature of a built-in battery rises abnormally. A watertight electrical discharge container 10 has a battery 12 built in and comprises a pipe 14, a solenoid valve 16, a detection device 18, and an emergency energy discharge system 20. The pipe 14 supplies water to the interior of a container housing 22. The solenoid valve 16 opens and closes a water supply passage 16a. The detection device 18 detects and measures the voltage, the current, and the temperature of the battery 12 inside the container housing 22, and detects and measures smoke inside the container housing 22. When the detection device 18 detects an abnormal voltage, an abnormal current, or an abnormal temperature, or detects smoke inside the container housing 22, the emergency energy discharge system 20 closes an electric switch 12b to electrically discharge battery energy to an electrical discharge resistor 12a, and opens the solenoid valve 16 for opening and closing the water supply passage 16a to issue a command to introduce water into the container housing 22.
Resumen de: WO2025181602A1
An electrolyte for electrochemical devices with an alkali-metal anode having an anode-active material comprising an alkali metal is disclosed in which the electrolyte includes at least one sulfonyl solvent and a co-salt system. The co-salt system includes a lithium cation primary salt at a relatively high concentration and a secondary salt at a relatively low concentration. The secondary salt and its concentration are selected to increase the solubility of the primary salt. The concentration of the secondary salt may be increased to increase the solubility of the primary salt until the presence of the secondary salt begins to diminish the overall performance of the electrolyte. The primary salt may comprise two or more lithium cation salts and the secondary salt may comprise two or more salts.
Resumen de: WO2025181635A1
Provided are a secondary battery excellent in impact resistance, and a manufacturing method therefor. This secondary battery includes a positive electrode, a negative electrode, and an exterior body. The secondary battery includes a first positive electrode lead, a second positive electrode lead, a first negative electrode lead, and a second negative electrode lead on a first side of the exterior body, and has a fixing part on a second side of the exterior body. The first positive electrode lead and the second positive electrode lead are respectively connected to two protruding parts provided in the positive electrode, and the first negative electrode lead and the second negative electrode lead are respectively connected to two protruding parts provided in the negative electrode. The fixing part holds the exterior body so as to crush the internal space of the secondary battery from the outside of the exterior body.
Resumen de: WO2025180541A1
Provided in the present application are a negative electrode material and a battery. The negative electrode material comprises graphite and a carbon layer located on at least part of the surface of the graphite. The particle surface and the particle cross section of the negative electrode material are separately tested by means of Raman spectroscopy; the ratio of the peak area of a characteristic peak D within the range of 1300 cm-1 to 1350 cm-1 to the peak area of a characteristic peak G within the range of 1500 cm-1 to 1580 cm-1 is ID/IG; and the value of the ratio ID/IG of the particle surface of the negative electrode material is measured to be A, the value of the ratio ID/IG of the particle cross section of the negative electrode material is B, and 1.22
Resumen de: WO2025183656A1
The invention relates to a material for a battery cathode. The material is represented by NaxMyAzDtO2, where M is at least one metal selected from the group containing titanium (Ti), vanadium (V), chromium (Cr), manganese (Mn), iron (Fe), cobalt (Co), nickel (Ni), copper (Cu), and zinc (Zn); A is at least one metal selected from the group containing titanium (Ti), vanadium (V), chromium (Cr), manganese (Mn), iron (Fe), cobalt (Co), nickel (Ni), copper (Cu), and zinc (Zn); D is at least one metal selected from the group containing titanium (Ti), vanadium (V), chromium (Cr), manganese (Mn), iron (Fe), cobalt (Co), nickel (Ni), copper (Cu), and zinc (Zn); with 0.85 < x < 1.1, 0.1 < y < 0.9, 0.1 < z < 0.9, 0.1 < t < 0.9, and the material having a BET surface area in the range of 2.5 to 3.5 mA2/g.
Resumen de: WO2025182604A1
A battery (10) comprises: a flat electrode body (13) in which a positive electrode and a negative electrode are wound with a separator therebetween; and a flat outer can (14) which accommodates the electrode body (13), the flat outer can having a bottomed cylindrical-shape. A first protruding part (31) protrudes in the minor-axis direction of the electrode body (13) and extends in the winding axis direction of the electrode body (13). The first protruding part is provided at both ends, in the major-axis direction of the electrode body (13), of at least one inner surface (14b) of a pair of main surface parts (14a) that are part of the outer can (14) and that face each other in the minor-axis direction of the electrode body (13).
Resumen de: WO2025182651A1
A cylindrical battery (10) comprises: an electrode body (14) in which a positive electrode (11) and a negative electrode (12) are wound via a separator (13); a bottomed cylindrical outer can (16) that accommodates the electrode body (14); a lower insulating plate (19) that is arranged between the electrode body (14) and the bottom portion (35) of the outer can (16) and has a through-hole (41); and a negative electrode lead (21) that has one end joined to the negative electrode (12) and the other end joined to the bottom portion (35). An opposing portion (61) of the negative electrode lead (21) that faces the bottom portion (35) is accommodated in the through-hole (41) when viewed from the axial direction.
Resumen de: WO2025182545A1
A nonaqueous electrolyte solution according to the present disclosure comprises: a nonaqueous solvent; an electrolyte dissolved in the nonaqueous solvent; and an organic boronic acid. The concentration of the organic boronic acid in the nonaqueous electrolyte solution is 0.02 mass % or more and 0.4 mass % or less. The organic boronic acid may contain a cyclic, linear or branched alkyl group in which at least one hydrogen atom may be substituted with a fluorine atom.
Nº publicación: WO2025180529A1 04/09/2025
Solicitante:
SANHUA HANGZHOU MICRO CHANNEL HEAT EXCHANGER CO LTD [CN]
\u676D\u5DDE\u4E09\u82B1\u5FAE\u901A\u9053\u6362\u70ED\u5668\u6709\u9650\u516C\u53F8
Resumen de: WO2025180529A1
The present disclosure provides a tray of a liquid cooling box, and a liquid cooling box. The tray comprises a main body part and at least one reinforcing rib; the reinforcing rib is arranged in a mounting part of the main body part and protrudes relative to the surface of the main body part; and the reinforcing rib and/or the main body part is provided with recesses recessed in the thickness direction of the tray. By providing the reinforcing rib, the structure of the tray can be reinforced, thereby improving the structural strength of the tray; in addition, the reinforcing rib can further support an object to be mounted in the mounting part, thereby reducing the possibility of deformation of said object.
BOPI
Sede Electrónica
