35th week of 2022 patent applcation highlights part 55 |
Patent application number | Title | Published |
20220278296 | LIGHT-EMITTING DEVICE AND ELECTRONIC APPARATUS INCLUDING THE SAME - Provided are a light-emitting device and an electronic apparatus including the same. The light-emitting device includes: a first electrode; a second electrode facing the first electrode; an interlayer located between the first electrode and the second electrode; and an electron transport capping layer located outside the second electrode, wherein the interlayer includes an emission layer and an electron transport region, one of the electron transport region and the electron transport capping layer includes a first compound represented by Formula 1, and the other one includes the first compound, a second compound represented by Formula 2, or a combination thereof, and the electron transport region further includes a metal dopant: | 2022-09-01 |
20220278297 | LIGHT-EMITTING DIODE AND METHOD FOR PRODUCING SAME - A quantum dot light emitting diode according to various embodiments of the present disclosure includes a first electrode and a second electrode that are opposite to each other; a light emitting layer that is located between the first electrode and the second electrode and includes a quantum dot; and an electron transport layer that is arranged between the first electrode and the light emitting layer and includes a metal oxide thin film, wherein the metal oxide thin film has a composition including at least one selected from the group consisting of In | 2022-09-01 |
20220278298 | SEALING STRUCTURE AND MANUFACTURING METHOD THEREFOR - A method for manufacturing a sealing structure may comprise the steps of: providing a substrate in a chamber; forming a first material layer containing a silicon nitride (SiNx) on the substrate; and forming a second material layer containing a silicon oxide (SiOx) on the first material layer, wherein the step of forming the first material layer and the step of forming the second material layer are performed by a plasma-enhanced atomic layer deposition (PEALD) method. | 2022-09-01 |
20220278299 | OPTO-ELECTRONIC DEVICE INCLUDING AN AUXILIARY ELECTRODE AND A PARTITION - An opto-electronic device having a plurality of layers, comprising a nucleation-inhibiting coating (MC) disposed on a first layer surface in a first portion of a lateral aspect thereof. In the first portion, the device comprises a first electrode, a second electrode and a semiconducting layer between them. The second electrode lies between the NIC and the semiconducting layer in the first portion. In the second portion, a conductive coating is disposed on a second layer surface. The first portion is substantially devoid of the conductive coating. The conductive coating is electrically coupled to the second electrode and to a third electrode in a sheltered region of a partition in the device. | 2022-09-01 |
20220278300 | DISPLAY SUBSTRATE, FABRICATION METHOD THEREOF AND DISPLAY PANEL - The present disclosure provides a display substrate, including: a base ( | 2022-09-01 |
20220278301 | DISPLAY DEVICE HAVING COVER WINDOW - A display device includes a display panel; a polarizing film disposed on the display panel; a touch film disposed on the polarizing film; a light control film disposed on the touch film; a barrier film disposed over the polarizing film; and a cover window disposed on the barrier film. | 2022-09-01 |
20220278302 | LIGHT EMITTING APPARATUS - Provided is a light emitting apparatus including a substrate including a plurality of light emitting devices, wherein the substrate further includes a plurality of first members configured to diffuse light emitted from at least one of the light emitting devices, and a second member that is positioned between the first members, wherein the second member includes a light absorbing layer. | 2022-09-01 |
20220278303 | DISPLAY DEVICE - A display device includes a window; a display panel including: a flat portion corresponding to the display area, and a bending portion extending from the flat portion and at which the display panel is bendable; a circuit substrate connected to the display panel at the bending portion; and a protection film disposed facing the window with the display panel therebetween. The window and the display panel each include a first side surface corresponding to the bending portion, and remaining side surfaces except for the first side surface, and the remaining side surfaces of the window and the display panel are respectively aligned with each other to define a total planar area of the window being equal to a total planar area of the flat portion. | 2022-09-01 |
20220278304 | DISPLAY APPARATUS AND METHOD OF MANUFACTURING THE SAME - A method of manufacturing a display apparatus includes preparing a panel with a panel layer displaying images, a first protection film on a first surface of the panel layer with a first adhesion layer, and a second protection film on a second surface of the panel layer with a second adhesion layer, disposing the panel on a stage, cutting the panel on the stage along a closed-curve line to a predetermined depth extending from the second protection film to at least a portion of the first adhesion layer, and separating a first portion of the panel inside the closed-curve line from a second portion of the panel outside the closed-curve line, such that the second portion is removed simultaneously with the entire first protection film according to a first boundary by the line and a second boundary between the panel layer and the first protection film. | 2022-09-01 |
20220278305 | SECONDARY BATTERY ELECTRODE AND METHOD FOR PRODUCING THE ELECTRODE - According to the present disclosure, an electrode having both high energy density and ion diffusivity is provided. The electrode disclosed herein includes an electrode active material layer on either a positive- or negative-electrode current collector, in which the electrode active material layer has a concave/convex shape on its surface in a predetermined pattern at a constant pitch. In a cross-sectional SEM image of the electrode active material layer, linear cracks are unevenly distributed in a concave portion compared to in a convex portion. | 2022-09-01 |
20220278306 | METHOD OF PRODUCING ELECTRODE FOR SECONDARY BATTERY AND ELECTRODE - A method of producing an electrode disclosed here includes a step in which a moisture powder formed of agglomerated particles; a step in which a coating film composed of the moisture powder is formed using the moisture powder on the electrode current collector when a gas phase of the coating film remains; a step in which a concave/convex shape is formed on a surface part of the coating film; a step in which a coating material containing at least one type of inorganic compound is applied to the coating film on which the concave/convex shape is formed; and a step in which the coating film and the coating material are dried, and the electrode having an electrode active material layer and a coating component in a concave part of the concave/convex shape on the electrode active material layer is formed. | 2022-09-01 |
20220278307 | METHOD FOR PRODUCING ELECTRODE - According to the present disclosure, an electrode having an electrode mixture layer with a desired film thickness can be stably produced. A producing method disclosed herein includes detecting the surface position of a mixture coated film by a first sensor; detecting the surface position of a second roll by a second sensor; detecting the film thickness of the mixture coated film based on detection results of the first sensor and the second sensor; and adjusting a relatively rotation speed of a third roll based on the film thickness. And, the detected positions of the first sensor and the second sensor in a circumferential direction of the second roll are substantially identical. Due to this method, the change in the film thickness of the electrode mixed layer of produced electrode can be suppressed. | 2022-09-01 |
20220278308 | ELECTRODE ASSEMBLY AND SECONDARY BATTERY COMPRISING SAME - The present invention relates to an electrode assembly and a secondary battery comprising same, wherein by adjusting at least one of a loading level of a positive electrode coating layer and a loading level of a negative electrode coating layer, the negative electrode coating layer can be prevented from unnecessarily increasing in capacity, and a minimum capacity ratio of a positive electrode versus a negative electrode can be maintained in order to minimize lithium precipitation according to the number of winding turns of an electrode assembly. | 2022-09-01 |
20220278309 | LITHIUM-SULFUR BATTERY WITH IMPROVED PERFORMANCES - An electrochemical cell of the lithium/sulfur type comprising:
| 2022-09-01 |
20220278310 | NANOPOROUS CARBON STRUCTURES FOR ELECTROCHEMICAL DEVICES - Nanoporous carbon-based scaffolds or structures, and specifically carbon aerogels and their manufacture and use thereof. Embodiments include a sulfur-doped cathode material within a lithium-sulfur battery, where the cathode is collector-less and is formed of a binder-free, monolithic, polyimide-derived carbon aerogel. The carbon aerogel includes pores that surround elemental sulfur and accommodate expansion of the sulfur during conversion to lithium sulfide. The cathode and underlying carbon aerogel provide optimal properties for use within the lithium-sulfur battery. | 2022-09-01 |
20220278311 | POROUS CARBON, AND POSITIVE ELECTRODE AND LITHIUM SECONDARY BATTERY COMPRISING SAME - Porous carbon particles, and a positive electrode active material and a lithium secondary battery including the same. This may improve the energy density of the lithium secondary battery by applying a porous electrode containing micropores and mesopores and having a uniform size distribution and shape as a positive electrode material. | 2022-09-01 |
20220278312 | VANADIUM SELENIDE/CARBON CELLULOSE COMPOSITE AS WELL AS PREPARATION METHOD AND APPLICATION THEREOF - The disclosure provides a preparation method of a vanadium selenide/carbon cellulose composite, belonging to the technical fields of electrode materials of potassium ion batteries and preparation technologies thereof. Through compounding of carbon, carbon cellulose and vanadium diselenide (VSe | 2022-09-01 |
20220278313 | ELECTRODE MIXTURE, BATTERY, AND METHOD FOR PRODUCING ELECTRODE - An electrode mixture includes a sulfide solid electrolyte and a carbon-containing material having contact with the sulfide solid electrolyte. An intensity ratio C/S determined from a spectrum obtained by analyzing the electrode mixture by Auger electron spectroscopy satisfies 0.2≤C/S≤1, where C is an intensity of a peak in the spectrum which corresponds to carbon included in the carbon-containing material, and S is an intensity of a peak in the spectrum which corresponds to sulfur included in the sulfide solid electrolyte. | 2022-09-01 |
20220278314 | ELECTRODE ACTIVE SUBSTANCE, METHOD FOR PRODUCING ELECTRODE ACTIVE SUBSTANCE, AND ALL-SOLID BATTERY USING ELECTRODE ACTIVE SUBSTANCE - A negative electrode active substance is used for a negative electrode layer of an all-solid battery and contains a plurality of secondary particles. The plurality of secondary particles contain impregnated particles which are secondary particles having a polymer solid electrolyte region impregnated with the polymer solid electrolyte therein and an active material region. | 2022-09-01 |
20220278315 | SECONDARY BATTERY ELECTRODE AND METHOD FOR PRODUCING THE ELECTRODE - The electrodes disclosed herein, a low-density region having a relatively low electrode density and a high-density region having a relatively high electrode density are repeated on a surface of the electrode active material layer in a predetermined pattern at a constant pitch. The electrode active material layer is evenly divided into three layers of an upper layer, an intermediate layer, and a lower layer in a thickness direction from the surface of the active material layer to the electrode current collector, and when the electrode densities (g/cm | 2022-09-01 |
20220278316 | METHODS FOR PRELITHIATION OF SILICON CONTAINING ELECTRODES - The present application describes a method of forming an energy storage device that directly adds a lithium layer (such as a lithium foil or otherwise deposited lithium) into the cell stack during cell assembly for prelithiating. The method includes providing a silicon-based anode, providing a cathode, positioning a separator between the anode and the cathode, and disposing a lithium layer between the silicon-based anode and the separator, such that the lithium layer is in contact with the anode. | 2022-09-01 |
20220278317 | Rechargeable Alloy Battery for Electric Vehicles - An electrochemical cell includes an anode comprising a first anode metal, an anode current collector, a cathode comprising a first cathode metal, a cathode current collector, and an electrolyte layer between the anode and the cathode. The electrolyte layer comprises a mesoporous material of polymer or glass and a salt electrolyte filling pores of the mesoporous material, wherein the pores are interconnected and the salt electrolyte is a salt of the first anode metal. | 2022-09-01 |
20220278318 | ANODE PROTECTION LAYER - An electrochemical cell assembly comprising: at least one electrochemical cell or cells comprising—a cathode comprising an electrochemically active material; —an anode comprising an alkali metal or alkali metal alloy layer and a protection layer containing a first layer and a second layer; wherein the first layer comprises a metal and/or non-metal that alloys with an alkali metal and is formed on the alkali metal or alkali metal alloy layer, and an second layer deposited on the first layer, wherein the second layer is an ionically conducting layer having an electronic conductivity of less than 10 | 2022-09-01 |
20220278319 | HIGH VOLTAGE BATTERIES USING GELLED ELECTROLYTE - A high voltage aqueous battery includes a cathode comprising a cathode electroactive material, an anode comprising an anode electroactive material, a catholyte solution in contact with the cathode, and a polymerized anolyte solution in contact with the anode. The catholyte solution can be polymerized, and an optional separator can be used between the anolyte and the catholyte. | 2022-09-01 |
20220278320 | COMPOSITE POSITIVE ELECTRODE ACTIVE MATERIAL, METHOD OF PREPARING THE SAME, POSITIVE ELECTRODE INCLUDING COMPOSITE POSITIVE ELECTRODE ACTIVE MATERIAL,AND LITHIUM BATTERY INCLUDING POSITIVE ELECTRODE - A composite positive active material represented by Formula 1, | 2022-09-01 |
20220278321 | LITHIUM NICKEL MANGANESE COBALT COMPOSITE OXIDE AS A POSITIVE ELECTRODE ACTIVE MATERIAL FOR RECHARGEABLE LITHIUM ION BATTERIES - A positive electrode active material powder suitable for lithium-ion batteries, comprising lithium transition metal-based oxide particles, said particles comprising a core and a surface layer, said surface layer being on top of said core, said particle comprising the elements: Li, M′ and oxygen, wherein M′ has a formula: M′=Ni | 2022-09-01 |
20220278322 | POSITIVE ELECTRODE ACTIVE MATERIAL FOR LITHIUM ION SECONDARY BATTERY AND LITHIUM ION SECONDARY BATTERY - The positive electrode active material for a lithium ion secondary battery contains a lithium-nickel composite oxide, in which the lithium-nickel composite oxide contains lithium, nickel, manganese, titanium, niobium, and optionally an element M1, an amount of substance ratio of the respective elements is represented as Li:Ni:Mn:M:Ti:Nb=a:(1−x1−y1−b−c):x1:y1:b:c (provided that, 0.95≤a≤1.25, (1−x1−y1−b−c)<0.80, 0.03≤x1≤0.35, 0≤y1≤0.35, 0.005≤b≤0.05, and 0.001c are satisfied, and an amount of lithium to be eluted in water is 0.07% by mass or less. | 2022-09-01 |
20220278323 | NON-AQUEOUS ELECTROLYTE SECONDARY BATTERY - A secondary battery with a positive electrode comprises, as a positive electrode active material, a lithium-transition metal compound oxide containing Ni, Nb, and an optional component, Co. The content of Ni in the lithium-transition metal compound oxide is 80 mol % or more relative to the total molar number of metallic elements excluding Li, the content of Nb is 0.35 mol % or less relative to the total molar number of metallic elements excluding Li, and the content of Co is 5 mol % or less relative to the total molar number of metallic elements excluding Li. A negative electrode has a negative electrode mixture layer containing a negative electrode active material, and a film containing Nb formed on a surface of the negative electrode mixture layer. The content of Nb in the film relative to the total mass of the negative electrode mixture layer and the film is 10 to 3000 ppm. | 2022-09-01 |
20220278324 | PARTICULATE MATERIAL, METHOD FOR ITS MANUFACTURE AND USE - Particulate material of the composition Li1+xTM1−xO2 wherein x is in the range of from 0.1 to 0.25 and TM is a combination of elements according to general formula (I) (Ni | 2022-09-01 |
20220278325 | POSITIVE ELECTRODE ACTIVE MATERIAL FOR NONAQUEOUS ELECTROLYTE SECONDARY BATTERIES, AND NONAQUEOUS ELECTROLYTE SECONDARY BATTERY - This positive electrode active material for nonaqueous electrolyte secondary batteries is a positive electrode active material that comprises a lithium transition metal composite oxide containing at least 80 mol % Ni with reference to the total number of moles of metal elements excluding Li, and that has B present on the particle surface of at least this composite oxide. Assuming that a particle having a particle diameter larger than the 70% volume-based particle diameter (D70) is denoted as a first particle and a particle having a particle diameter smaller than the 30% volume-based particle diameter (D30) is denoted as a second particle, the mole fraction of B, with reference to the total number of moles of metal elements excluding Li, in the first particle is larger than the mole fraction of B, with reference to the total number of moles of metal elements excluding Li, in the second particle. | 2022-09-01 |
20220278326 | Cathode active material and Lithium-ion electrochemical system thereof - A cathode active material and a Lithium-ion electrochemical system thereof are provided. The lithium-ion cathode material is described by xLiMO | 2022-09-01 |
20220278327 | CARBONACEOUS MATERIAL, METHOD FOR PRODUCING SAME, ELECTRODE ACTIVE MATERIAL FOR ELECTROCHEMICAL DEVICE, ELECTRODE FOR ELECTROCHEMICAL DEVICE, AND ELECTROCHEMICAL DEVICE - An object of the present invention is to provide a carbonaceous material from which an electrochemical device having a high initial electrostatic capacitance, an excellent effect of suppressing gas generation during charging and discharging, and excellent durability can be obtained, and a method for producing the carbonaceous material, an electrode active material for an electrochemical device containing the carbonaceous material, an electrode for an electrochemical device containing the electrode active material, and an electrochemical device. The present invention relates to a carbonaceous material having a BET specific surface area of 1550 to 2500 m | 2022-09-01 |
20220278328 | Biocarbon Cathode Materials with Heterocyclic Aromatic Rings Bonded to Sulfur - Described are sulfurized-carbon particles, and methods of making them, for use in cathodes of energy-storage devices. In the material that makes up the particles, those carbon atoms with the adjacent sulfur atoms are bonded to the adjacent sulfur atoms via carbon-sulfur bonds. The methods rely on readily available biological materials and sulfur. Biological materials, products of living cells, are made largely of organic macromolecules; namely, carbohydrates, lipids, proteins, and nucleic acids. In a cathode, most of the carbon and nitrogen atoms in the carbon-sulfur is incorporated into heterocyclic aromatic rings that strongly bind the sulfur and promote electrical conductivity. | 2022-09-01 |
20220278329 | Surface Modification - An electrochemically active material comprising a surface is provided, wherein the surface comprises an oligomer. A method of functionalising the surface with the oligomer is also provided. | 2022-09-01 |
20220278330 | BINDER COMPOSITION FOR ELECTRICITY STORAGE DEVICES, SLURRY FOR ELECTRICITY STORAGE DEVICE ELECTRODES, ELECTRICITY STORAGE DEVICE ELECTRODE, AND ELECTRICITY STORAGE DEVICE - A binder composition for an electrical storage device, may allow producing an electrical storage device electrode excellent in flexibility and adhesiveness, and show satisfactory charge-discharge durability. Such binder compositions may include: a polymer (A); and a liquid medium (B), wherein, with respect to 100 parts by mass in total of repeating units contained in the polymer (A), the polymer (A) contains: 20 parts by mass to 60 parts by mass of a repeating unit (a1) derived from a conjugated diene compound; 35 parts by mass to 75 parts by mass of a repeating unit (a2) derived from an aromatic vinyl compound; and 1 part by mass to 10 parts by mass of a repeating unit (a3) derived from an unsaturated carboxylic acid, and wherein a THF-soluble component of the polymer (A) has a weight average molecular weight of from 100,000 to 600,000. | 2022-09-01 |
20220278331 | SECONDARY BATTERY, APPARATUS CONTAINING THE SECONDARY BATTERY, METHOD FOR THE PREPARATION OF THE SECONDARY BATTERY, AND BINDER COMPOSITION - The present application discloses a secondary battery, an apparatus comprising the secondary battery, a process for the preparation of the secondary battery, and a binder composition. The secondary battery comprises a binder for bonding a first substance and a second substance, the binder comprising a polymer obtained by crosslinking a binder composition, wherein the binder composition comprises a cross-linkable polymer matrix and a cross-linking agent, the cross-linkable polymer matrix comprises one or more of monomer units represented by formula (I), and the cross-linking agent comprises a compound represented by formula (II). The secondary battery provided by the present application has an effectively improved cycle life. | 2022-09-01 |
20220278332 | ALL-SOLID-STATE LITHIUM BATTERY - Provided is an all-solid-state lithium battery capable of suppressing short-circuiting caused by metallic Li creeping up on peripheral end faces. In the all-solid-state lithium battery, an anode mixture layer, a solid electrolyte layer, and a cathode mixture layer are layered in this order, a Li-occluding solid is disposed on at least part of peripheral end faces on the solid electrolyte layer, and the Li-occluding solid is responsive to Li. | 2022-09-01 |
20220278333 | CARBON AEROGEL-BASED LITHIUM METAL ANODE MATERIALS AND METHODS OF MANUFACTURE THEREOF - The present disclosure discusses a system with a nanoporous carbon material with a pore structure and lithium metal disposed adjacent to the nanoporous carbon material. The present disclosure discussion includes an electrical energy storage device including at least one anode, at least one cathode, and an electrolyte comprising lithium ions, wherein the electrical energy storage device has a first cycle efficiency of at least 50% and a reversible capacity of at least 150 mAh/g. | 2022-09-01 |
20220278334 | MEMBRANE ELECTRODE ASSEMBLY WITH IMPROVED ELECTRODE - A membrane electrode assembly comprises a polymer electrolyte interposed between an anode electrode and a cathode electrode, the anode electrode comprising an anode catalyst layer adjacent at least a portion of a first major surface of the polymer electrolyte, the cathode electrode comprising a cathode catalyst layer adjacent at least a portion of a second major surface of the polymer electrolyte; at least one of the anode and cathode catalyst layers comprising: a first catalyst composition comprising a noble metal; and a second composition comprising a metal oxide; wherein the second composition has been treated with a fluoro-phosphonic acid compound. | 2022-09-01 |
20220278335 | MIXED CATALYST FOR FUEL CELL, METHOD FOR PREPARING SAME, METHOD FOR FORMING ELECTRODE BY USING SAME, AND MEMBRANE-ELECTRODE ASSEMBLY COMPRISING SAME - Disclosed are a mixed catalyst, a method for preparing same, a method for forming an electrode by using same, and a membrane-electrode assembly comprising same, the mixed catalyst having uniform physical features within a predetermined range, which are suitable for the manufacture of an electrode and membrane-electrode assembly having desired performance and durability. The mixed catalyst comprises: a first catalyst, which includes a first support and first catalyst metal particles distributed on the first support, and has a first BET surface area and a first total pore volume; and a second catalyst, which includes a second support and second catalyst metal particles distributed on the second support, and has a second BET surface area different from the first BET surface area and a second total pore volume different from the first total pore volume. | 2022-09-01 |
20220278336 | GAS DIFFUSION ELECTRODE, METHOD FOR PRODUCING THE SAME AND MEMBRANE ELECTRODE ASSEMBLY - An object of the present invention is to provide a gas diffusion electrode that is less likely to cause damage to an electrolyte membrane or the like due to fluff in an outer peripheral portion during production of a membrane electrode assembly. The present invention provides a gas diffusion electrode including a conductive porous substrate containing carbon fibers and a microporous layer formed on a surface of the conductive porous substrate, in which the gas diffusion electrode satisfies at least one of the following (1) and (2): (1) the number of carbon fibers protruding from an edge portion by 20 μm or more when viewed from a plane surface is less than 1.0 number/cm with respect to a length of the edge portion; and (2) the number of carbon fibers that are inclined at an angle of 30° or more in an in-plane direction of the gas diffusion electrode and have lengths of 10 μm or more when viewed from a side surface of the edge portion is less than 1.0 number/cm with respect to the length of the edge portion. | 2022-09-01 |
20220278337 | Gas Diffusion Layer of Proton Exchange Membrane Fuel Cell and Preparation Method of Gas Diffusion Layer - The present disclosure provides a gas diffusion layer for a proton exchange membrane fuel cell. The gas diffusion layer is a graphene membrane, and graphene lamellae in the graphene membrane are arranged irregularly. The present disclosure further provides a preparation method for the gas diffusion layer, and the proton exchange membrane fuel cell including the gas diffusion layer. | 2022-09-01 |
20220278338 | PRODUCTION METHOD OF CATALYST, CATALYST, PRODUCTION METHOD OF COMPOSITION, COMPOSITION, ELECTRODE, MANUFACTURING METHOD OF ELECTRODE, FUEL CELL, METAL-AIR BATTERY - A catalyst having an excellent oxygen reduction catalytic ability, and showing excellent durability when used for an electrode for fuel cells and metal-air batteries; and a production method of a catalyst having an excellent oxygen reduction catalytic ability, and showing excellent durability when used for an electrode for fuel cells and metal-air batteries are provided. The production method of a catalyst includes: a step (a) of dissolving a metal complex in a solvent to prepare a solution; a step (b) of dispersing a conductive powder in the solution to prepare a dispersion liquid; and a step (c) of removing the solvent from the dispersion liquid, in which a complex is formed by adsorbing the metal complex on a surface of the conductive powder to use the complex as a catalyst. | 2022-09-01 |
20220278339 | FUEL CELL STACK - A fuel cell stack includes stacked cells, each including a sheet-shaped power generation portion, two separators, a gas passage defining plate that includes a gas passage portion through which reactant gas flows, and a frame member that includes a supply port and a discharge port. The gas passage portion includes opposing portions extended in a flow direction of the reactant gas and arranged in parallel in an orthogonal direction. A main passage is defined between each opposing portion and the power generation portion. The gas passage portion includes a first passage portion adjacent to the supply port in the flow direction and a second passage portion adjacent to the first passage portion in the orthogonal direction. The main passages of the second passage portion each have a larger cross-sectional flow area than the main passages of the first passage portion. | 2022-09-01 |
20220278340 | METHODS AND SYSTEMS FOR PRETREATING BIPOLAR PLATE AND USE THEREOF IN REDOX FLOW BATTERY - Systems and methods are provided for electrochemical and/or chemical pretreatment of bipolar plates, for example, for plating electrodes in redox flow batteries. In one example, a method may include pretreating a bipolar plate for the redox flow battery by disrupting a surface of the bipolar plate. In some examples, pretreating the bipolar plate may include positioning the bipolar plate within the redox flow battery, and thereafter charging the redox flow battery at multiple discrete plating current densities for each of one or more initial charging cycles to electrochemically etch the surface. In additional or alternative examples, pretreating the bipolar plate may include soaking the bipolar plate in solution to chemically treat the surface. In this way, the bipolar plate may be pretreated via electrochemical etching and/or chemical treatment so as to reduce electrochemical performance losses and dendrite formation in the redox flow battery. | 2022-09-01 |
20220278341 | CROSS-FLOW INTERCONNECT AND FUEL CELL SYSTEM INCLUDING SAME - A cross-flow interconnect and a fuel cell stack including the same, the interconnect including fuel inlets and outlets that extend through the interconnect adjacent to opposing first and second peripheral edges of the interconnect; an air side; and an opposing fuel side. The air side includes an air flow field including air channels that extend in a first direction, from a third peripheral edge of the interconnect to an opposing fourth peripheral edge of the interconnect; and riser seal surfaces disposed on two opposing sides of the air flow field and in which the fuel inlets and outlets are formed. The fuel side includes a fuel flow field including fuel channels that extend in a second direction substantially perpendicular to the first direction, between the fuel inlets and outlets; and a perimeter seal surface surrounding the fuel flow field and the fuel inlets and outlets. | 2022-09-01 |
20220278342 | HUMIDIFIER, FUEL CELL DEVICE WITH HUMIDIFIER AND MOTOR VEHICLE - A humidifier for a fuel cell device is provided which includes a water vapor permeable membrane and at least one flow field arranged on one side of the membrane, in which flow channels are separated by flow field webs. The flow field webs are designed as hollow webs for integration into a coolant circuit. A fuel cell device with a humidifier as well as to a motor vehicle with such a fuel cell device are also provided. | 2022-09-01 |
20220278343 | HYDROGEN GAS DISPENSING SYSTEMS AND METHODS - According to at least one aspect, a hydrogen gas dispensing system is provided. The hydrogen gas dispensing system includes a source configured to provide a hydrogen gas, a storage device configured to store the hydrogen gas up to a first pressure level, a dispenser configured to dispense the hydrogen gas up to a second pressure level that is higher than the first pressure level, and a compressor configured to compress the hydrogen gas from the source up to the first pressure level for storage in the storage device and configured to compress the hydrogen gas from the storage device up to the second pressure level for dispensing via the dispenser. According to at least one aspect, the dispensing system comprises an input power port configured to receive input power and an output power port configured to deliver output power derived from the input power to charge an electric vehicle. | 2022-09-01 |
20220278344 | FUEL CELL SYSTEM AND METHOD FOR ADJUSTING A FUEL CELL SYSTEM - A fuel cell system ( | 2022-09-01 |
20220278345 | METHOD AND APPARATUS FOR MANUFACTURING MEMBRANE-ELECTRODE ASSEMBLY - According to a method and an apparatus for manufacturing a membrane-electrode assembly of the present invention, positioning holes are formed through a multi-layered lamination of an electrolyte membrane, electrodes, and sub-gasket films, in an area which is not included in a final product, and manifold holes of the membrane-electrode assembly are then quickly and accurately formed on the basis of the positioning holes. Therefore, the present invention can increase the productivity while lowering the defect rate of the membrane-electrode assembly. | 2022-09-01 |
20220278346 | ZIPPED ION-EXCHANGE MEMBRANE - A zipped ion-exchange membrane (Z-IEM) having at least one cation-exchange polyelectrolyte (CEP) crosslinked with at least one anion-exchange polyelectrolyte (AEP), wherein the CEP has a molar fraction of positive charges (x) so that: (i) when x=0.5, the Z-IEM is a completely neutralized ion-exchange membrane; (ii) when x>0.5, the Z-IEM is a cation-conducting ion-exchange membrane; (iii) when x<0.5, the Z-IEM is an anion-conducting ion-exchange membrane. | 2022-09-01 |
20220278347 | COMPACT FUEL CELL MODULES AND ASSEMBLIES - Flow field plates for fuel cells may include an interior region bounded by an interior boundary that contains openings which, when the flow field plates are stacked, form plural headers extending along a fuel cell stack. A flow field may surround the interior boundary. The headers may include headers for fuel, oxidant and coolant for example. The flow field may include elements that direct flow of a reactant in a radial direction and/or in a circumferential direction. A fuel cell stack may be enclosed in a housing that compresses the stack. In some embodiments plural fuel cells are combined in a power unit in which the fuel cell stacks are received within a fuel cell block equipped with a fluid manifolding stack interface that provides fluid interfaces to the headers of the fuel cell stack. | 2022-09-01 |
20220278348 | FUEL CELL STACK - A fuel cell stack includes a plurality of fuel cells received between two end plates, at least one end plate of which has flow channels formed therein with ports for the anode fresh gas and the anode exhaust gas as well as ports for the cathode fresh gas and the cathode exhaust gas, wherein a hygroscopic material forms the wall between the ports for the anode exhaust gas and the cathode fresh gas. | 2022-09-01 |
20220278349 | POLE PLATE STACKING APPARATUS OF PRISMATIC SECONDARY BATTERY USING VACUUM BELT CONVEYOR, AND VACUUM BELT CONVEYOR HAVING SELF-ALIGNMENT FUNCTION - An electrode plate stacking apparatus for a prismatic secondary battery is provided. The present invention provides an electrode plate stacking apparatus for a prismatic secondary battery, wherein a positive electrode plate and a negative electrode plate are supplied alternately on a stack base and a separator is provided between the positive electrode plate and the negative electrode plate, the apparatus comprising, a vacuum belt conveyor for moving electrode plates along a transfer line, a first swing unit capable of performing a swing motion about an axis parallel to a horizontal plane, configured to unload an electrode plate from the vacuum belt conveyor and load it onto the stack base, wherein one of the vacuum belt conveyor and the stack base is configured to be inclined with respect to the horizontal plane to allow the first swing unit to load or unload the electrode plate at both ends of the swing motion, and an electrode plate alignment unit configured to align an electrode plate on the vacuum belt conveyor by adjusting position of the vacuum belt conveyor. | 2022-09-01 |
20220278350 | BATTERY TRANSPORTING APPARATUS - A battery transporting apparatus includes a frame member configured to support a battery cell; a cell support member movably mounted to the frame member to be adjustable in a thickness direction of the battery cell among length, width and thickness directions of the battery cell and configured to support a center portion of the battery cell; a rotary shaft coupled to the frame member; and a moving member coupled to the cell support member and coupled to the rotary shaft to move along the rotary shaft when the rotary shaft rotates so that the cell support member is moved. | 2022-09-01 |
20220278351 | BUTTON CELL AND PREPARATION METHOD THEREOF - A button cell and a preparation method thereof, where the button cell includes a housing and a roll core; the housing includes a housing body and a top cover assembly, the housing body and the top cover assembly jointly enclose an accommodating cavity for accommodating the roll core; the roll core includes a first tab, and the first tab is welded to a bottom wall of the housing body by laser welding; and a welding area of the first tab has a welding mark, and the welding mark is located in a portion where the bottom wall of the housing body overlaps with the cavity of the roll core, and an outer surface of a welding area of the bottom wall is a smooth surface. | 2022-09-01 |
20220278352 | PRESSING JIG FOR REMOVING GAS TRAP AND METHOD FOR MANUFACTURING SECONDARY BATTERY USING SAME - A pressing jig for removing gas generated in an activation process of a battery cell includes a plate-shaped lower plate on which the battery cell that has undergone the activation process is placed and fixed, and an upper plate that presses the battery cell placed on the lower plate from above. At least one of the upper plate or the lower plate has a structure in which n (n≥3) separated sub-plates are assembled to form a single plate, and the sub-plates independently press the battery cell. The pressing jig can suppress trapping of internal gas by sequentially pressing the battery cell. | 2022-09-01 |
20220278353 | BATTERY DEVICE - A traction battery device or an accumulated battery device is provided having a cell stack of rechargeable individual battery cells that are stacked onto one another in a stack direction. An end plate each is touchingly arranged on two stack front-faces of the cell stack oriented opposite to one another in the stack direction. It is substantial for the disclosure that the individual battery cells of the cell stack are clamped or can be clamped to another in the stack direction with at least one anchor board that is equipped or can be equipped with electronic elements. | 2022-09-01 |
20220278354 | ELECTRODE PROTECTION USING A COMPOSITE COMPRISING AN ELECTROLYTE-INHIBITING ION CONDUCTOR - Composite structures including an ion-conducting material and a polymeric material (e.g., a separator) to protect electrodes are generally described. The ion-conducting material may be in the form of a layer that is bonded to a polymeric separator. The ion-conducting material may comprise a lithium oxysulfide having a lithium-ion conductivity of at least at least 10 | 2022-09-01 |
20220278355 | METHOD OF PREPARATION OF A GARNET-TYPE INORGANIC MATERIAL - The present invention relates to a method of preparation of a garnet-type inorganic material. It also relates to the garnet-type inorganic material itself. The process comprises the following steps: (1) bringing an aqueous solution S comprising (i) a salt of zirconium, (ii) a salt of lanthanum and (iii) a salt of the element A or a precursor of an oxide of element A into contact with an aqueous solution of a basic compound, as a result of which a precipitate suspended in the reaction medium is obtained; (2) stirring the reaction medium obtained at the end of step (1) for at least 30 min; (3) bringing the precipitate obtained at the end of step (2) into contact with an additive selected in the group consisting of: anionic surfactants; nonionic surfactants; polyethylene glycols; carboxylic acids and their salts; and surfactants of the carboxymethylated fatty alcohol ethoxylate type; (4) calcining in air the precipitate recovered at the end of the previous step at a temperature which is at least 400° C.; (5) bringing into contact the product obtained at the end of step (4) with a salt of lithium; (6) calcining in air the product obtained at the end of step (5) at a temperature between 700° C. and 1100° C.; 20 the inorganic compound M comprising or consisting essentially of a garnet oxide or garnet-type oxide containing, as constituent elements, the elements Li, La, Zr and at least one element A selected in the group consisting of Al, Ga, Nb, Fe, W, Ta, or a mixture thereof. | 2022-09-01 |
20220278356 | INORGANIC SOLID ELECTROLYTE-CONTAINING COMPOSITION, SHEET FOR ALL-SOLID STATE SECONDARY BATTERY, AND ALL-SOLID STATE SECONDARY BATTERY, AND MANUFACTURING METHODS FOR SHEET FOR ALL-SOLID STATE SECONDARY BATTERY AND ALL-SOLID STATE SECONDARY BATTERY - There is provided an inorganic solid electrolyte-containing composition containing an inorganic solid electrolyte, binder particles having an average particle diameter of 10 to 1,000 nm, and a dispersion medium, in which a block polymer is contained to constitute the binder particles, this block polymer contains a block polymerized chain which has a terminal block chain having a C Log P value of 2 or more and having a specific constitutional component and has a block chain having a C Log P value of 1 or less, the block chain being adjacent to this terminal block chain. There are also provided a sheet for an all-solid state secondary battery and an all-solid state secondary battery, and manufacturing methods for a sheet for an all-solid state secondary battery and an all-solid state secondary battery. | 2022-09-01 |
20220278357 | ANODELESS LITHIUM METAL BATTERY AND METHOD OF MANUFACTURING THE SAME - An anodeless lithium metal battery includes: a cathode including a cathode current collector and a cathode active material layer on the cathode current collector; an anode current collector on the cathode; and a composite electrolyte between the cathode and the anode current collector, wherein the composite electrolyte includes a first liquid electrolyte and at least one of lithium metal or a lithium metal alloy. | 2022-09-01 |
20220278358 | MANUFACTURING METHOD OF LITHIUM SECONDARY BATTERY - A method for manufacturing a lithium secondary battery that can exhibit improved capacity and energy density compared to existing lithium ion batteries and lithium metal secondary batteries, and has excellent safety and lifetime characteristics. | 2022-09-01 |
20220278359 | Lithium Metal Secondary Battery and Battery Module Including the Same - Disclosed is a lithium metal secondary battery including: an electrode assembly including a negative electrode, a positive electrode and a separator between the negative electrode and the positive electrode; a non-aqueous electrolyte with which the electrode assembly is impregnated; and a battery casing in which the electrode assembly and the non-aqueous electrolyte are received, wherein the negative electrode includes a negative electrode current collector and a lithium metal layer formed on at least one surface of the negative electrode current collector, and the charge/discharge condition of the lithium metal secondary battery is controlled in such a manner that the battery is charged under a pressurized state with a constant pressure of 3-300 psi and discharged under a pressurized state with a constant pressure lower than the pressure applied to the pressurized state during charge. | 2022-09-01 |
20220278360 | LITHIUM-ION BATTERY HAVING DESIRABLE SAFETY PERFORMANCE - A lithium-ion battery having desirable safety performance includes a positive plate having a positive film, a negative plate having a negative film, a separator between the positive plate and the negative plate, and electrolyte. The positive film is provided with a first recess and a positive lead is soldered in the first recess. The negative film is provided with a second recess and a negative lead is soldered in the second recess. A first insulating glue layer is formed on an upper surface and below a lower surface of the positive lead. Surface of the positive film corresponding to the second recess is pasted with a second insulating glue layer. | 2022-09-01 |
20220278361 | UNIFORM ORGANIC-CERAMIC COMPOSITES FOR SOLID-STATE BATTERIES - A solid-state electrolyte for a lithium battery that includes a hard-inorganic electrolyte and at least two soft electrolytes (SEs), where the melting point of the solid-state electrolyte is less than the melting point of a highest melting SE included in the solid-state electrolyte. The SEs include ammonium or phosphonium salts of closo-borates and can include lithium closo-borates salts. The hard-inorganic electrolyte is a lithium thiophosphate (LPS), where the plurality of SEs is melt-diffused throughout the homogeneous combined hard-inorganic electrolyte and a plurality of SEs at a temperature below the highest melting point SE, generally below 100° C. The relative density of the solid-state electrolyte is greater than 90 percent. | 2022-09-01 |
20220278362 | SULFIDE-BASED SOLID COMPOSITE ELECTROLYTE FILM - The present invention relates to a process for manufacturing a free-standing solid composite electrolyte film, comprising the steps of a) mixing (i) at least one sulfide-based solid ionic conducting inorganic particle and (ii) at least one tetrafluoroethylene (TFE) (co)polymer to form a paste and b) calendaring or extruding the paste to produce a film. The invention also relates to a free-standing solid composite electrolyte film comprising (i) at least one sulfide-based solid ionic conducting inorganic particle and (ii) at least one TFE (co)polymer, wherein an amount of the (ii) at least one TFE (co)polymer is from 1.0 to 20.0 wt %, preferably from 2.0 to 15.0 wt % and more preferably from 3.0 to 10.0 wt %, based on the total weight of the film. | 2022-09-01 |
20220278363 | ANODE LAYER AND FLUORIDE ION SECONDARY BATTERY - There is provided an anode layer including an anode active material, a conductive aid, and a solid electrolyte, the anode active material including a lant.hano.id fluoride doped with an alkaline earth metal fluoride, the conductive aid including a carbon material, the solid electrolyte including at least one of BaCaF | 2022-09-01 |
20220278364 | ELECTROLYTE FOR A SOLID-STATE BATTERY - Electrolyte for a solid-state battery includes a body having grains of inorganic material sintered to one another, where the grains include lithium. The body is thin, has little porosity by volume, and has high ionic conductivity. | 2022-09-01 |
20220278365 | SOLID-STATE BATTERY - A solid-state battery that includes: a battery element that includes, along a lamination direction, one or more battery constituent units each having a positive electrode layer, a negative electrode layer, and a solid electrolyte layer interposed between the positive electrode layer and the negative electrode layer; an external electrode joined to an end of the battery element; a solder film covering a surface of the external electrode; and a holding terminal that holds the external electrode with the solder film. | 2022-09-01 |
20220278366 | HYBRID COMPOSITE ELECTROLYTE COMPRISING A FLUOROPOLYMER - The present invention relates to a solid electrolyte film comprising sulfide-based solid electrolyte particles dispersed into an amorphous fluorinated binder, said solid electrolyte film being characterized by improved ionic conductivity, improved resistance to oxidation and good mechanical properties. The invention further relates to a process for the manufacture of said solid electrolyte film and to its use in solid state batteries. | 2022-09-01 |
20220278367 | Rechargeable Energy-Storage Device Including Partially-Hydrolyzed Structural Hydrogel - A rechargeable energy-storage device includes an anode; a cathode; a structural hydrogel disposed between the anode and the cathode, the structural hydrogel having hydrophilic segments and hydrophobic segments; and a porous carbon material disposed between the anode and the cathode. The hydrophilic segments and hydrophobic segments are uniformly distributed within the structural hydrogel. | 2022-09-01 |
20220278368 | NONAQUEOUS ELECTROLYTE SOLUTION AND NONAQUEOUS ELECTROLYTE SOLUTION SECONDARY BATTERY - Provided are a nonaqueous electrolyte solution which makes it possible to further improve low temperature characteristics and high temperature storage characteristics; and a nonaqueous electrolyte secondary battery comprising such a nonaqueous electrolyte solution. The present nonaqueous electrolyte solution comprises: (I) a first additive represented by the following formula [1], (II) at least one second additive selected from the group consisting of the compounds represented by the following formulae [2] to [5], difluoro(oxalato)borate, bis(oxalato)borate, tetrafluoro(oxalato)phosphate, difluorobis(oxalato)phosphate, tris(oxalato)phosphate, difluorophosphate, and fluorosulfonate, (III) a nonaqueous organic solvent, and (IV) a solute. | 2022-09-01 |
20220278369 | Non-Aqueous Electrolyte Solution for Lithium Secondary Battery and Lithium Secondary Battery Including the Same - A non-aqueous electrolyte solution for a lithium secondary battery and a lithium secondary battery including the same are disclosed herein. In some embodiments, a non-aqueous electrolyte solution includes a lithium salt, an organic solvent, and a compound represented by Formula 1 as a first additive. A lithium secondary battery including the non-aqueous electrolyte has improved high-temperature storage characteristics. | 2022-09-01 |
20220278370 | NONAQUEOUS ELECTROLYTE FOR SECONDARY BATTERY AND NONAQUEOUS-ELECTROLYTE SECONDARY BATTERY EMPLOYING THE SAME - An object is to provide a nonaqueous electrolyte and a nonaqueous-electrolyte secondary battery which have excellent discharge load characteristics and are excellent in high-temperature storability, cycle characteristics, high capacity, continuous-charge characteristics, storability, gas evolution inhibition during continuous charge, high-current-density charge/discharge characteristics, discharge load characteristics, etc. The object has been accomplished with a nonaqueous electrolyte which comprises: an acyclic carbonate having a halogen atom, a monofluorophosphate and/or a difluorophosphate; and further a compound having a specific chemical structure or specific properties. | 2022-09-01 |
20220278371 | NONAQUEOUS ELECTROLYTE SOLUTION AND NONAQUEOUS ELECTROLYTE BATTERY USING THE SAME - The present invention provides a nonaqueous electrolyte battery which has a low internal resistance after the initial charge and discharge, while having excellent low-temperature output characteristics after storage at high temperatures. The present invention contains a compound represented by general formula (1) as a component of a nonaqueous electrolyte solution. In the formula, X | 2022-09-01 |
20220278372 | LITHIUM SECONDARY BATTERY - A lithium secondary battery according to the present disclosure comprises a cathode, an anode; and a non-aqueous electrolyte having lithium ion conductivity. A lithium metal is precipitated on a surface of the anode during charge of the lithium secondary battery. The lithium metal is dissolved from the surface of the anode in the non-aqueous electrolyte during discharge of the lithium secondary battery. The non-aqueous electrolyte contains a solvent and a lithium salt. The lithium salt includes a first lithium salt and a second lithium salt. The second lithium salt is different from the first lithium salt. The first lithium salt is composed of a lithium ion and an ate complex anion. A sum of concentration of the first lithium salt and the second lithium salt which are contained in the non-aqueous electrolyte is not less than 3.0 mol/L. | 2022-09-01 |
20220278373 | METHOD OF MANUFACTURING ALL-SOLID-STATE BATTERY - To improve durability of an all-solid-state battery, a method of manufacturing an all-solid-state battery includes: obtaining a stack having an anode active material layer, a cathode active material layer, a first solid electrolyte layer, and a second solid electrolyte layer, the first solid electrolyte layer and the second solid electrolyte layer being disposed between the anode active material layer and the cathode active material layer, the second solid electrolyte layer containing a sublimational filler; densifying the stack; and subliming the sublimational filler from the second solid electrolyte layer. | 2022-09-01 |
20220278374 | SECONDARY BATTERY AND METHOD FOR PRODUCING SECONDARY BATTERY - In the present disclosure, local increases in inter-electrode distance in a flat portion in the vicinity of electrode tab groups are suppressed in a secondary battery, in which a wound electrode body is accommodated in a state where electrode tab groups are bent, in a battery case. The secondary battery disclosed herein has a flat-shaped wound electrode body and a battery case that accommodates the wound electrode body. The wound electrode body in such a secondary battery has a positive electrode tab group being a stack of positive electrode tabs, and a negative electrode tab group being a stack of negative electrode tabs, such that the positive electrode tab groups and the negative electrode tab groups are bent. A separator of the secondary battery has a band-shaped base material layer, and a surface layer containing inorganic particles and a binder. At least one from among the positive electrode plate and the negative electrode plate is bonded to the surface layer of the separator. As a result the inter-electrode distance between the positive electrode plate and the negative electrode plate can be properly maintained by the separator, and hence it becomes possible to suppress local increases in inter-electrode distance in the vicinity of the electrode tab groups. | 2022-09-01 |
20220278375 | BUTTON CELL AND PREPARATION METHOD THEREOF - A button cell and a preparation method thereof, where the button cell includes a housing and a roll core; the housing includes a housing body and a top cover assembly, the housing body and the top cover assembly jointly enclose an accommodating cavity for accommodating the roll core; the roll core includes a first tab and a second tab, and the first tab is connected with a bottom wall of the housing body by welding, and the second tab is connected with the top cover; the top cover is provided with an injection hole, the injection hole at least partially overlaps with a cavity of the roll core; a welding mark between the first tab and the bottom wall is located in a portion where the bottom wall overlaps with the cavity and the injection hole. | 2022-09-01 |
20220278376 | ELECTRODE ASSEMBLY AND SECONDARY BATTERY COMPRISING THE SAME - An electrode assembly and a secondary battery are provided. In an exemplary embodiment, an electrode assembly includes: a first electrode plate having a first electrode tab attached thereto; a second electrode plate having at least one second electrode tab attached thereto; and a separator between the first electrode plate and the second electrode plate, the electrode assembly wound in a state in which the first electrode plate, the separator, and the second electrode plate are stacked, and the first electrode plate includes coating portions formed by coating an active material on first and second surfaces thereof, and a half-coating portion formed by coating the active material on only one of the first and second surfaces at a region corresponding to a leading edge, on the basis of a winding direction, where an active material of the second electrode plate begins. | 2022-09-01 |
20220278377 | A PORTABLE DEVICE AND AN APPARATUS FOR REPLACING USED BATTERY OF THE PORTABLE DEVICE - An apparatus for replacing a used battery pack of a portable device with a charged battery pack. The apparatus is configured to receive a portable device with the battery pack housed therein, unlock the battery pack by automation means and extract it from the housing, insert and lock another battery pack into the housing. In another aspect, the invention relates to a portable device comprising a battery pack and battery pack housing, which is configured to be inserted into the housing, locked therein and provide electrical charge either to the housing or to devices that are electrically connected to the housing. The battery pack may be unlocked and retrieved from the housing and, in turn, replaced with another battery pack (e.g. a charged battery pack). | 2022-09-01 |
20220278378 | ACOUSTIC WAVE DRIVEN MIXING FOR SUPPRESSION OF DENDRITE FORMATION AND ION DEPLETION IN BATTERIES - A battery may include a first electrode, a second electrode, an electrolyte, and at least one acoustic device configured to generate acoustic streaming during a charging and/or a discharging of the battery. The charging of the battery may trigger cations from the first electrode to travel through the electrolyte and deposit on the second electrode while the discharging of the battery may trigger cations from the second electrode to travel through the electrolyte and deposit on the first electrode. The acoustic streaming may drive a mixing and/or a turbulent flow of the electrolyte, which may increase a charge rate and/or a discharge rate of the battery by increasing diffusion rate of cations and/or anions. The mixing and/or the turbulent flow may further prevent a formation of dendrites on the first electrode and/or the second electrode by at least homogenizing a distribution of the cations and/or anions in the electrolyte. | 2022-09-01 |
20220278379 | Automatic ID Assignment System and Method for Battery Module - A battery module, an upper-level battery management system (BMS), and an automatic identification (ID) assignment system of a battery module are provided. A battery module, configured to wirelessly communicate with an upper-level battery management system (BMS) and be inserted into at least one battery module mounting part formed in a battery rack, includes: a pressure detection unit provided on a predetermined surface part of the battery module, the pressure detection unit being configured to: detect a pressure applied to the predetermined surface part, and output a pressure value, a wireless communication unit configured to transmit a pressure detection signal including the pressure value to the upper-level BMS through wireless communication, and a control unit configured to set and register a received identification (ID) information as its own ID when the ID information automatically assigned from the upper-level BMS is received. | 2022-09-01 |
20220278380 | LIQUID DETECTION SENSOR - Particularly, there is provided a liquid detection sensor in which a liquid contact area is formed integrally with a separator, and that improves detection accuracy with a small number of parts. A liquid detection sensor ( | 2022-09-01 |
20220278381 | STRUCTURE FOR BATTERY ANALYSIS AND X-RAY DIFFRACTION DEVICE - A structure for battery analysis of the present invention includes a pressurizing unit ( | 2022-09-01 |
20220278382 | METHOD FOR INSPECTING SELF-DISCHARGE OF A POWER STORAGE DEVICE, AND METHOD FOR PRODUCING THE POWER STORAGE DEVICE - A self-discharge inspection method for a power storage device having a property that while the power storage device is pressed under a first load and charged with a first device voltage, in which a device voltage decreases when a load is reduced from the first load, includes detecting the first device voltage of the power storage device pressed under the first load and charged, continuously applying a power-supply voltage equal to the first device voltage from an external power supply, detecting a power-supply current flowing to the power storage device, determining a self-discharge state of the power storage device based on the detected power-supply current, and reducing the load applied to the power storage device from the first load by a load reduction amount before the power-supply current stabilizes after start of the voltage continuously applying. | 2022-09-01 |
20220278383 | BATTERY MODULE AND DEVICE - This application provides a battery module and a device, and relates to the technical field of batteries. The battery module includes a battery cell, a circuit board, a temperature sensor, and a fixing component. The circuit board is disposed at a top of the battery cell and electrically connected to the battery cell. The temperature sensor is disposed at the top of the battery cell and configured to measure a temperature of the battery cell. The temperature sensor is electrically connected to the circuit board. The fixing component includes a fixing portion and a rotation portion. The fixing portion is fixed to the top of the battery cell. The rotation portion is screwed into the fixing portion so that the temperature sensor is pressed against the battery cell tightly. This application can improve accuracy of temperature collection of the battery cell. | 2022-09-01 |
20220278384 | POWER SUPPLY DEVICE, ELECTRIC VEHICLE USING SAME, AND POWER STORAGE DEVICE - Power supply device includes a plurality of battery cells each having an exterior can in a prismatic shape, a pair of end plates having pressing surfaces that press both side end surfaces of battery stack in which the plurality of battery cells are stacked, a plurality of fastening members each of which has a plate shape extended in a stacking direction of the plurality of battery cells and is disposed on opposing side surfaces of battery stack to fasten end plates to each other, thermal plate for placing battery stack on an upper surface side to dissipate heat from battery stack, and heat transfer sheet interposed between an upper surface of thermal plate and a lower surface of battery stack to bring thermal plate and battery stack into a thermally coupled state. A part of a lower surface of each of end plates, the part facing heat transfer sheet, is disposed at the same height as or above an upper surface of heat transfer sheet. | 2022-09-01 |
20220278385 | THERMAL RUNAWAY DETECTION OF AUTOMOTIVE TRACTION BATTERIES EMPLOYING FORCE-SENSING RESISTOR (FSR) PRESSURE SENSOR - A detection device for detecting a thermal runaway condition in a rechargeable automotive traction battery that includes a closed traction battery housing for receiving at least a plurality of rechargeable electrochemical energy cells and being equipped with a safety relief valve. The detection device includes a force-sensing resistor. The force-sensing resistor has flexible substrates separated by a spacer member and defining a force-sensitive area, and a venting duct connecting a space between the two substrates and a vent outlet. At least the force-sensitive area of the force-sensing resistor is placeable inside the traction battery housing, and the vent outlet is fluidically connectable to a detection region of an interior space of the traction battery housing which is located in the vicinity of the safety relief valve. | 2022-09-01 |
20220278386 | Battery Module, Battery Pack Including Battery Module, and Vehicle Including Battery Pack - Disclosed is a battery module, which includes a plurality of battery cells stacked on each other, a module case configured to accommodate the plurality of battery cells, a thermal resin filled in the module case to cover electrode leads of the plurality of battery cells at least partially, a temperature sensor provided to the module case to measure a temperature of the electrode leads, and a control unit configured to control filling of the thermal resin based on the temperature information measured by the temperature sensor. | 2022-09-01 |
20220278387 | POWER SUPPLY DEVICE, ELECTRIC VEHICLE COMPRISING SAID POWER SUPPLY DEVICE, AND POWER STORAGE DEVICE - Power supply device includes: battery stack formed by stacking a plurality of battery cells; a pair of end plates disposed at both ends of the battery stack; binding bars configured to connect the pair of end plates; lower plate that is brought into contact with heat radiation surfaces of battery cells forming the battery stack and to which heat energy of battery cell is transferred; and heat conductive sheet having plasticity and stacked on a surface of lower plate. In lower plate, contact surface that is brought into contact with heat conductive sheet is regular uneven surface, heat conductive sheet is stacked on uneven surface in a pressed state, heat conductive surface of heat conductive sheet is deformed into a concave shape along uneven surface, and heat conductive sheet and lower plate are stacked on each other in a contact state. | 2022-09-01 |
20220278388 | ELECTRIC BATTERY AND MOTOR VEHICLE - An electric battery may include a battery housing, a plurality of battery cell modules, an electrical current conduction, and a cover. The battery housing may include a plurality of housing cut-outs that are sealed via a cooling plate. The battery cell modules may be configured to store electric energy and may be thermally connected to the cooling plate. Each of the battery cell modules may include an electrical positive connection and an electrical negative connection. The electrical current conduction may be configured to supply the battery cell modules electric energy. The electrical current conduction may include a first electrical conductor rail and a second electrical conductor rail. The cover may be detachably coupled to the battery housing. The first conductor rail may include a plurality of rail elements. One of the rail elements may be configured to electrically connect adjacent battery cell modules. | 2022-09-01 |
20220278389 | BATTERY PACK INCORPORATING BATTERY MODULE AND RIGID BEAM AND ADOPTING REVERSE ASSEMBLING - Disclosed is a battery pack, which includes a plurality of battery modules and a pack case in which the battery modules are fixedly installed, the battery case includes a pack tray located at a lower portion of the battery modules, and a pack cover coupled with the pack tray to cover the battery modules, and each of the battery modules is fixedly coupled to the pack cover and includes battery cells arranged in one direction, a module case for accommodating the battery cells in an inner space thereof, and a rigid beam disposed between the battery cells inside the module case. | 2022-09-01 |
20220278390 | ELECTRIC BATTERY AND MOTOR VEHICLE - An electric battery may include a battery housing, at least one battery cell module, a coolant supply and discharge, and a sealing mechanism. The battery housing may partially surround a housing interior and may include at least one housing opening that may be sealed via a cooling plate. The least one battery cell module may be arranged in the housing interior and on the cooling plate. The coolant supply and discharge may be disposed outside of the battery housing. The coolant supply and discharge may, fluidically separated from the housing interior, communicate with a coolant path of the cooling plate. The sealing mechanism may be arranged between the cooling plate and the battery housing such that the sealing mechanism seals both the housing interior as well as a transition from the coolant supply and discharge to the coolant path against external surroundings of the battery housing. | 2022-09-01 |
20220278391 | BATTERY MODULE, BATTERY MODULE ASSEMBLY, PRODUCTION METHOD THEREFOR AND APPARATUS - A battery module, a battery module assembly and a production method therefor, and an apparatus. The battery module comprises: a battery unit and a housing. The battery unit has a top surface, a bottom surface, and side surfaces connecting the top surface and the bottom surface. The housing accommodates the battery unit. The housing comprises limiting frames and injection channels provided on the limiting frames. The limiting frames are provided around the side surfaces of the battery unit. The bottom of the battery module is configured to form, with a cooling component, an accommodating cavity. The injection channels are configured to be communicated with the accommodating cavity, so as to achieve injection of thermally conductive slurry from the injection channels into the accommodating cavity. The battery module is provided with the injection channels. | 2022-09-01 |
20220278392 | BATTERY MODULE HAVING STRUCTURE CAPABLE OF RAPID COOLING, AND ESS COMPRISING SAME - A battery module includes a plurality of battery cells; a module housing configured to accommodate a cell stack including the plurality of battery cells; and a sprinkler provided through the module housing at one side of the cell stack in a stacking direction, and the sprinkler includes a coupler positioned at an outer side of the module housing and connected to a supply tube that supplies a cooling fluid; a sprinkler head positioned at an inner side of the module housing and connected to the coupler; and an insulation cover including a fixing portion fixed to the module housing and a cover portion fixed to the fixing portion by a bonding layer to cover the sprinkler head and configured to be separated from the fixing portion over a reference temperature as a bonding force of the bonding layer is decreased or lost. | 2022-09-01 |
20220278393 | Battery cooling module and device, and corresponding battery - The present invention relates to a cooling module ( | 2022-09-01 |
20220278394 | ZINC BATTERY ELECRTOLYTE ADDITIVE - An electrolyte additive is provided. The additive is a quaternary ammonium or phosphonium salt effective to suppress hydrogen evolution and metal dendrite formation during operation of a zinc electrochemical cell such as a zinc-air battery. A zinc battery cell is also provided, which contains an effective amount of the electrolyte additive. | 2022-09-01 |
20220278395 | POUCH CELL - A pouch cell includes: a storage discharge element having a substantially cuboid shape; a power collection tab lead that is thinner than the storage discharge element and is externally drawn from the storage discharge element; and an exterior film that packages the storage discharge element in a state where the power collection tab lead is externally drawn, wherein the exterior film includes: a holding part that sandwiches the power collection tab lead from front and rear surfaces in a thickness direction; a fold part along an outline of the holding part; and a reinforcement part that is folded from the fold part and is joined to at least the holding part, the fold part is joined to a side portion that extends in a thickness direction of the holding part, the reinforcement part is folded back in a direction of sandwiching the power collection tab lead by the fold part, and the reinforcement part includes an extension portion that extends from the fold part along a drawn direction of the power collection tab lead or a direction that crosses the drawn direction. | 2022-09-01 |