Abstract: A battery can include a separator, a first current collector, a protective layer, and a first electrode. The first current collector and the protective layer can be disposed on one side of the separator. The first electrode can be disposed on an opposite side of the separator as the first current collector and the protective layer. Subjecting the battery to an activation process can cause metal to be extracted from the first electrode and deposited between the first current collector and the protective layer. The metal can be deposited to at least form a second electrode between the first current collector and the protective layer.

Abstract: An object of the present invention is to provide an alumina used for a slurry for reducing unevenness in a surface of a porous membrane. The present invention is an ?-alumina wherein a crystallite size obtained by a Rietveld analysis is not greater than 95 nm, and a lattice strain obtained by the Rietveld analysis is not greater than 0.0020. A BET specific surface area by a nitrogen adsorption method of the ?-alumina is preferably not greater than 10 m2/g. A particle diameter D50 equivalent to 50% cumulative percentage by volume of the ?-alumina is also preferably not greater than 2 ?m.

Abstract: A secondary battery herein disclosed includes a case main body. The case main body accommodates a power generating element in the inside. The case main body includes a first member and a second member. The first member is bottomed cylindrical and formed from one metal plate by a drawing process. The shape of the second member is cylindrical. The second member is joined in a state fitting the second member to a cylindrical portion of the first member.

Abstract: A systems and methods for tracking a position of an electrode. The system may include: a notching controller configured to store pitch information of a unit electrode and to acquire electrode coordinate information of the electrode in a roll-to-roll state during a notching process and a cell identification (ID) of the unit electrode; a calculator configured to calculate coordinates of the cell ID from the pitch information and the cell ID; a roll map generator configured to generate a roll map based on the electrode coordinate information transmitted from the notching controller; and a mapping part configured to compare the coordinates of the roll map with the coordinates of the cell ID to derive an electrode position of the electrode during the electrode manufacturing process from which the unit electrode originates.

Abstract: Provided is a method for producing a sulfide-based solid electrolyte with a balance between the ion conductivity of the sulfide-based solid electrolyte and the heat generation amount of an electrode layer containing the sulfide-based solid electrolyte during an electrode reaction. Disclosed is a method for producing a sulfide-based solid electrolyte comprising a sulfide glass-based material that contains at least one lithium halide compound selected from the group consisting of LiI, LiBr and LiCl, the method comprising immersing the sulfide glass-based material, which is at least one sulfide glass-based material selected from the group consisting of a sulfide glass and a glass ceramic, in an organic solvent having a solubility parameter of 7.0 or more and 8.8 or less, for 1 hour to 100 hours.

Abstract: The present disclosure provides a non-aqueous electrolyte including an additive for a non-aqueous electrolyte represented by Formula 1 below: wherein, R1 to R5 may each independently be any one selected from the group consisting of H, an alkenyl group having 2 to 20 carbon atoms, an alkynyl group having 2 to 20 carbon atoms, an alkoxy group having 1 to 20 carbon atoms, a cycloalkyl group having 3 to 12 carbon atoms, a cycloalkenyl group having 3 to 12 carbon atoms, and a nitrile group.

Abstract: According to one embodiment, a battery management system includes a BBU shelf with bus connectors; a battery module with battery cell packages, each package including battery cells; and a converter module having 1) a set of converters, 2) a first busbar to which each converter is connected, the first busbar includes several switches, each switch is disposed between adjacently connected converters, 3) a second busbar to which each converter is connected via a first switch and to which each package is connected via a second switch, the second busbar comprises several switches, each switch is disposed between adjacently connected converters, packages, or a combination thereof, and 4) a third busbar to which each converter is connected and to which each bus connector is connected via a third switch, the third busbar includes several switches, each switch is disposed between adjacently connected converters, bus connectors, or a combination thereof.

Abstract: Provided are a binder composition for a secondary battery electrode, and an electrode mixture including the same, and more particularly, a binder composition for a secondary battery electrode capable of providing excellent binding strength for an active material and an electrode while having excellent latex stability, thereby improving performance of a secondary battery, and an electrode mixture including the same.

Abstract: The embodiment of the present application relates to the field of battery, and in particular relates to a battery, an electric apparatus, and a method for producing a battery. The battery of the present application includes: a battery cell; a box body configured for accommodating the battery cell and comprising a sleeve, and a first end cover and a second end cover for sealing both ends of the sleeve in a height direction respectively; a first insulating member, at least part of the first insulating member being located between the first end cover and the battery cell; and a second insulating member, at least part of the second insulating member being located between the second end cover and the battery cell; where an inner wall of the sleeve is provided with a fixing portion configured to fix the first insulating member and the second insulating member.

Abstract: Methods for producing nanostructures from copper-based catalysts on porous substrates, particularly silicon nanowires on carbon-based substrates for use as battery active materials, are provided. Related compositions are also described. In addition, novel methods for production of copper-based catalyst particles are provided. Methods for producing nanostructures from catalyst particles that comprise a gold shell and a core that does not include gold are also provided.

Abstract: Provided is a curable composition for a polymer electrolyte, including: a component (A): a radical polymerizable compound having a (meth)acryloyl group, a component (B): a compound having, in one molecule, an epoxy group and a skeleton of at least one selected from the group consisting of polybutadiene, polyisoprene, hydrogenated polybutadiene, and hydrogenated polyisoprene, and a component (C): a radical polymerization initiator, in which a content of each of the components (A) to (C) based on the entire composition is as follows, the component (A): from 30 to 98.9% by mass the component (B): from 1 to 40% by mass, and the component (C): from 0.1 to 15% by mass.

Abstract: An example outdoor mounted device includes a first battery configured to operate at a low temperature range that at least includes negative 20 Celsius; a second battery configured to operate at a high temperature range; a temperature sensor; and processing circuitry configured to: determine, based on data received from the temperature sensors, a current temperature; responsive to determining that the current temperature is within the low temperature range, cause one or more components of the computing device to operate using electrical energy sourced from the first battery; and responsive to determining that the current temperature is within the high temperature range, cause the one or more components of the computing device to operate using electrical energy sourced from the second battery.

Abstract: One embodiment is a redox flow battery system that includes an anolyte; a catholyte; an anolyte tank configured for holding at least a portion of the anolyte; a catholyte tank configured for holding at least a portion of the catholyte; a primary redox flow battery arrangement, and a second redox flow battery arrangement. The primary and secondary redox flow battery arrangements share the anolyte and catholyte tanks and each includes a first half-cell including a first electrode in contact with the anolyte, a second half-cell including a second electrode in contact with the catholyte, a separator separating the first half-cell from the second half-cell, an anolyte pump, and a catholyte pump. The peak power delivery capacity of the secondary redox flow battery arrangement is less than the peak power delivery capacity of the primary redox flow battery arrangement.

Abstract: Described are flow electrochemical cells and systems using flow electrochemical cells that carry simultaneous CO2 capture and electrical energy storage. The flow electrochemical cells comprise a negative electrode configured to be in fluid communication with alkaline negative electrolyte, a positive electrode configured to be in fluid communication with acidic positive electrolyte, a first ion-exchange membrane in contact with the negative electrode, a second ion-exchange membrane in contact with the positive electrode, and an inert intermediate neutralyte layer between the first ion-exchange membrane and the second ion-exchange membrane.

Abstract: The present invention relates to an arrangement 10 comprising plural electric battery cell modules. Each of the electric battery cell modules comprises at least one electric battery cell 12 and a module antenna 14. The arrangement further comprises a transmission line 16 operative as an antenna. The arrangement 10 is configured to provide near field electromagnetic coupling of data between the transmission line 16 and each of the plural battery cell modules by way of the module antenna 14.

Abstract: A traction battery assembly includes, among other things, a cover of a battery array, a holder attached to the cover, and a circuit board held by the holder in a position where the circuit board is spaced from the cover. The holder is configured to communicate thermal energy between the circuit board and the cover. A method of securing a circuit board of a traction battery pack includes, among other things, holding a circuit board with a holder, and attaching a holder that is holding the circuit board to a cover of a battery array. The circuit board held by the holder is held in a position where the circuit board is spaced from the cover.

Abstract: A cathode material includes: a plurality of first particles. Each first particle includes a secondary particle composed of a plurality of third particles, and the first particle includes a first lithium-containing transition metal oxide; and a plurality of second particles. The second particle includes a fourth particle and/or a secondary particle composed of a plurality of fourth particles, and the second particle includes a second lithium-containing transition metal oxide. The electrochemical device including the cathode material is significantly improved in the aspects of energy density, capacity attenuation and service life.

Abstract: A redox flow battery may include: a positive half-cell comprising a catholyte; a negative half-cell comprising an anolyte; and an ion permeable membrane, wherein the ion permeable membrane separates the catholyte and the anolyte, and wherein the catholyte, the anolyte, or both comprise a low-transition temperature material comprising: a redox-active phase; and an ionically conducting organic salt.

Abstract: This disclosure relates to an electrified vehicle having a cabin pre-cooling strategy for managing battery and cabin cooling loads. A corresponding method is also disclosed. An example electrified vehicle includes a battery for propulsion, a cabin, a thermal management system configured to thermally condition both the battery and the cabin, and a controller configured to follow a cabin pre-cooling strategy to pre-cool the cabin when an expected cooling load of the battery, if the electrified vehicle were to be driven in present conditions, exceeds an upper battery cooling load threshold.

Abstract: An electrode assembly, including a first electrode plate, a second electrode plate, and a separator. The electrode assembly is formed by winding the first electrode plate, the separator, and the second electrode plate. A first tab formed by a plurality of first tab units and a second tab formed by a plurality of second tab units are disposed on the first electrode plate, and a third tab formed by a plurality of third tab units is disposed on the second electrode plate. The electrode assembly is provided with a multi-tab structure to achieve purposes of enhancing a current-carrying capacity of the battery and reducing a temperature rise.