Abstract: The present invention relates to a carbon based electrode with a large geometrical surface area comprising a frame of an electrically conductive material with several cut-outs with a surface area, which cut-outs are separated from each other by portions of the conductive material, wherein carbon based sub-electrodes dimensioned so as to a least cover the surface area of the cut-outs are positioned in the cut-outs and conductively connected to at least part of each of the portions of the conductive material adjacent to the carbon based sub-electrodes.

Abstract: A fuel cell system includes: a first fuel cell including a first anode and a first cathode, wherein the first anode is configured to output a first anode exhaust gas; a first oxidizer configured to receive the first anode exhaust gas and air from a first air supply, to react the first anode exhaust gas and the air in a preferential oxidation reaction, and to output an oxidized gas; a second fuel cell configured to act as an electrochemical hydrogen separator, the second fuel cell including: a second anode configured to receive the oxidized gas from the first oxidizer and to output a second anode exhaust gas, and a second cathode configured to output a hydrogen stream; and a condenser configured to receive the second anode exhaust gas and to separate water and CO2.

Abstract: The present disclosure provides a rechargeable battery, including an electrode assembly and a connecting member. The electrode assembly includes an electrode assembly body and an electrode tab extending from an end surface of the electrode assembly body. The connecting member includes a guiding plate, a first connecting plate and a second connecting plate respectively connected to the guiding plate. The first connecting plate, the second connecting plate and the guiding plate extend along a width direction. The electrode tab is bent with respect to a longitudinal direction to form a bending part and the bending part of the electrode tab is connected to the first connecting plate. The width direction is to a thickness direction of the rechargeable battery.

Abstract: A primary battery includes a cathode having a non-stoichiometric metal oxide including transition metals Ni, Mn, Co, or a combination of metal atoms, an alkali metal, and hydrogen; an anode; a separator between the cathode and the anode; and an alkaline electrolyte.

Abstract: The present solution provides a multifunctional metal-organic (MOF) interface that can be applied between battery cells, battery modules or battery packs and provide thermal isolation and active cooling, as necessary, while also providing absorption for mechanical stress of EV battery. The present solution can include a battery cell that can have an outer surface. A multifunctional material can be coupled with the outer surface of the battery cell. An opening that extends through the multifunctional material can provide thermal convection when the heat is moved through the opening. The multifunctional material can provide thermal insulation when the fluid is not moved through the opening. The multifunctional material can insulate the battery cell from mechanical stress.

Abstract: A primary battery includes a cathode having a non-stoichiometric metal oxide including transition metals Ni, Mn, Co, or a combination of metal atoms, an alkali metal, and hydrogen; an anode; a separator between the cathode and the anode; and an alkaline electrolyte.

Abstract: An energy storage module includes: a plurality of battery cells arranged in a first direction such that long side surfaces of adjacent ones of the battery cells face one another; a plurality of insulation spacers, at least one of the insulation spacers being between each adjacent pair of the battery cells, each of the insulation spacers including a heat-insulating first sheet and a plurality of flame-retardant second sheets respectively adhered to opposite surfaces of the first sheet by an adhesion member; a cover member including an internal receiving space configured to accommodate the battery cells and the insulation spacers; a top plate coupled to the cover member, the top plate including ducts respectively corresponding to vents of the battery cells and having fire extinguishing agent openings respectively corresponding to the insulation spacers; a top cover coupled to the top plate and having discharge openings respectively corresponding to the ducts; and an extinguisher sheet between the top cover and

Abstract: The present disclosure relates to a heat-radiating fluid composition, a preparation method thereof, and a battery module and a battery pack including the heat-radiating fluid composition. More specifically, it relates to the heat-radiating fluid composition maintaining an excellent heat-radiating property, and the battery module and the battery pack prepared therefrom.

Abstract: A power generation cell includes a resin-framed electrolyte membrane electrode assembly. The cathode of the resin-framed membrane electrode assembly has a larger surface dimension than the anode. An outer peripheral portion of the anode is positioned between a first buffer and a fuel gas flow field. An outer peripheral portion of the cathode is positioned between the resin frame member and the second buffer.

Abstract: ABSTRACT OF THE DISCLOSURE The present disclosure generally relates to battery anode structures with dielectric coating and methods of forming the same. In one implementation, a method of forming an anode structure is provided and includes exposing a material to be deposited on an anode positioned in a processing region to an evaporation process; flowing a reactive gas into the processing region; and reacting the reactive gas and the evaporated material to deposit a porous dielectric layer on at least a portion of the anode and form the anode structure. In another implementation, an anode electrode structure is provided and includes an anode containing at least one of lithium metal, lithium-alloy, or a mixture of lithium metal and lithium alloy; and at least one dielectric layer capable of conducting ions, wherein the at least one dielectric layer at least partially covers an anode surface and has a thickness of 1 to 2,000 nanometers.

Abstract: A film-covered battery includes a coverage case having a film covering material and a power generation element contained in the coverage case. The coverage case has a first sealing part that guides a terminal and a second sealing part that does not guide a terminal. The second sealing part is formed on at least one face (face F) with a maximum area among exterior faces of the power generation element. The assembled battery has a third sealing part being a part of the second sealing part and overlapping the power generation element. In the assembled battery, a heat dissipation plate is placed on the face F where the third sealing part is formed. A projection area of the third sealing part and the heat dissipation plate on the face F occupies 40% or more of the face F.

Abstract: Disclosed is a rapidly rechargeable lithium secondary battery. The present invention provides a negative electrode for a lithium secondary battery, the negative electrode being characterized by including: a current collector; a negative electrode material layer which is formed on the current collector and includes negative electrode active material particles, conductive material particles, and a binder; and a surface layer which is formed on the surface of the negative electrode material layer, is formed of insulating particles that are inert with respect to lithium, and partially shields the negative electrode material layer. According to the present invention, a negative electrode for a lithium secondary battery having a high charging speed without lifetime degradation can be provided.

Abstract: Crosslinked membranes for anion exchange applications, and methods of making and using the same, are described.

Abstract: An electrolyte membrane is described that has improved bondability with a catalyst layer and that achieves good power generation performance, without the electrolyte membrane undergoing a physical treatment and without any loss of surface modification effect, where the electrolyte membrane comprises a polymer electrolyte and a nonionic fluorochemical surfactant.

Abstract: An alloy member includes a base member that includes a plurality of recesses in a surface and is constituted by an alloy material containing chromium, a plurality of embedded portions that are respectively disposed in the plurality of recesses, and a coating layer that covers the base member and is connected to the plurality of embedded portions. An average value of actual lengths of line segments of the plurality of embedded portions is longer than an average value of straight lengths of straight lines of the plurality of embedded portions in a cross-section of the base member along a thickness direction of the base member. The average value of the actual lengths is 1.10 times or more the average value of the lengths of the straight lines.

Abstract: A fuel cell stack includes a first power output unit connected to a first terminal plate, the first power output unit including a first conductor, and a second conductor extending from the first conductor to the outside of an outer peripheral end of a first inner insulator in the state where the second conductor is placed between the first inner insulator and a first end plate. The second conductor is positioned inside of the first end plate in a stacking direction of a cell stack body.

Abstract: Discussed is a secondary battery pack having effectively improved manufacturing efficiency and product durability. In this regard, the secondary battery pack includes: a battery cell; a protection circuit module mounted on a terrace structure where an electrode lead is formed; a holder including a body portion having a plate shape such that the battery cell is mounted on one surface, and a partition wall protruding from the body portion in an upward direction to surround at least a portion of a side portion of the battery cell in a horizontal direction; and an insulating molding member including an electrical insulating material, and including a protecting portion coated on and bonded to at least one region of a printed circuit board and a fixing portion protruding and extending from the protecting portion in a direction where the partition wall is located and fixed to one region of the partition wall.

Abstract: The present disclosure relates to a cell stacking apparatus for a second battery and a system for manufacturing a secondary battery. The cell stacking apparatus includes a grip part configured to hold and move an electrode-separator assembly having a plurality of positive electrode plates and a plurality of negative electrode plates, in which each of the plurality of positive electrode plates and each of the plurality of negative electrode plates are respectively bonded to opposing surfaces of a separator, and a stacking part including a stack plate movable in a cell stacking direction. The stacking part is configured to fold and stack the electrode-separator assembly on the stack plate, and to move the stack plate downward to fold the electrode-separator assembly in zigzags when the grip part holds and moves the electrode-separator assembly to the stack plate.

Abstract: A battery for a motor vehicle has a battery wall that encloses a battery interior, an extinguishing agent reservoir situated in the battery interior, in which an extinguishing agent is accommodated, and at least one battery cell that is situated in the battery interior separate from the extinguishing agent. The extinguishing agent reservoir has a reservoir wall for retaining the extinguishing agent, and the reservoir wall has a first wall temperature at a normal operating temperature of the battery cell and has a second wall temperature at a limiting operating temperature of the battery cell. The reservoir wall is designed to maintain sealtightness for retaining the extinguishing agent at the first wall temperature and to be destroyed by the heat at the second wall temperature. The second wall temperature is greater than the first wall temperature, and the reservoir wall may be brought to the second wall temperature by means of the battery cell of the battery.

Abstract: A positive electrode active material contains at least: fluorine in an amount not lower than 0.08 mass %; carbon in an amount not lower than 0.02 mass %; and lithium-metal composite oxide particles making up the remainder. The lithium-metal composite oxide particles contain nickel in an amount not lower than 60 mol % of the total amount of metallic elements. At least a partial amount of each of the fluorine and the carbon is present on surfaces of the lithium-metal composite oxide particles.