Abstract: A power system includes a battery module and a battery ECU. The battery module includes multiple battery stacks. Each of multiple battery stacks includes multiple battery cells, multiple detectors which independently detect physical values of the multiple battery cells, respectively, and multiple individual communicators which wirelessly output detection results of the multiple detectors. Each of the multiple individual communicators communicates a radio signal wirelessly to and from a general monitor. The multiple battery stacks and the general monitor are accommodated in a storage space in a housing having electromagnetic shielding performance. A shield is also accommodated in the storage space while facing a communication hole formed on the housing.

Abstract: An all-solid-state battery having excellent output characteristics, and a negative electrode for an all-solid-state battery that can be used in the all-solid-state battery are provided. A negative electrode for an all-solid-state battery according to the present invention includes a molded body made of a negative-electrode mixture that contains a negative-electrode active material, a solid electrolyte, and a conductive assistant, and lithium titanium oxide particles in which a ratio Dp/D50 of a primary particle diameter Dp to a particle diameter D50 is greater than 0.6 and a specific surface area is 2 m2/g or more are contained as the negative-electrode active material. Also, an all-solid-state battery according to the present invention includes a positive electrode, a negative electrode, and a solid electrolyte layer located between the positive electrode and the negative electrode, and the negative electrode for an all-solid-state battery according to the present invention is used as the negative electrode.

Abstract: An apparatus for a fire suppressant system on a server rack includes an integrated battery feature, a manifold, a conduit, and a control card, where the integrated battery feature includes a plurality of battery cells in an enclosure. A first end of the conduit coupled to a control valve on the manifold and a second end of the conduit coupled to the integrated battery feature. The control card configured to open the control valve on the manifold, where the control valve is configured to release a fire suppressant into the enclosure of the integrated battery feature. In one embodiment, the fire suppressant is contained within a pressurized fire suppressant reservoir mounted on the server rack. In another embodiment, the fire suppressant is a cooling fluid diverted from a radiator cooling unit on the server rack.

Abstract: A battery module is proposed. The battery module includes a plurality of battery sub-modules, and a front cover part configured to cover an outermost stacking surface of the plurality of stacked battery sub-modules. The front cover part includes a front plate including a contact terminal electrically connected to an outside, a bus bar electrically connecting the plurality of battery sub-modules to each other, and a disconnection induction bus bar coupled to an inside end of the contact terminal to press and contact the bus bar, and a switching slider configured to slide between the bus bar and the disconnection induction bus bar.

Abstract: A precursor solution of a garnet-type solid electrolyte is provided that is represented by the following compositional formula, and contains one type of solvent, and a lithium compound, a lanthanum compound, a zirconium compound, a gallium compound, and a neodymium compound, each of which has solubility in the solvent, wherein with respect to the stoichiometric composition of the following compositional formula, the amount of the lithium compound is 1.05 times or more and 1.30 times or less, and the amounts of the lanthanum compound, the zirconium compound, the gallium compound, and the neodymium compound are equal, (Li7?3xGax)(La3?yNdy)Zr2O12 provided that the following relationships are satisfied: 0.1?x?1.0 and 0.0<y?0.2.

Abstract: There is described a battery module comprising: a cell enclosure for housing a plurality of battery cells; and a cooling assembly. The cooling assembly comprises a cooling channel extending from an aperture in a first side of the battery module to an aperture in a second side of the battery module. The cooling channel is positioned such that heat generated within the cell enclosure may be transferred to a cooling 5 fluid flowing, via the cooling channel, from the first side of the battery module to the second side of the battery module. There is also described a battery module stack comprising multiple such battery modules. The battery modules are arranged in a stacked formation such that the cooling channel of at least one battery module is aligned with the cooling channel of at least one adjacent battery module.

Abstract: A battery module includes a housing having an internal space, a cell stack disposed in the internal space and including a plurality of battery cells and one or more thermal barrier assemblies, and an adhesive member disposed between the cell stack and the housing, wherein at least a portion of the adhesive member fills a gap between at least one edge of the thermal barrier assembly and the housing, and the at least one edge of the thermal barrier assembly is coupled to the housing by the adhesive member.

Abstract: A system includes data processing hardware and memory hardware. The memory hardware is in communication with the data processing hardware and stores instructions that when executed on the data processing hardware cause the data processing hardware to perform certain operations. The operations include receiving a temperature corresponding to a battery, and determining whether the temperature is greater than a predetermined threshold temperature. The operations also include, when the temperature is greater than the predetermined threshold temperature, actuating an ejector to eject the battery from a power supply assembly.

Abstract: An electrochemical cell for testing a battery, wherein the electrochemical cell includes two electrodes, preferentially made of vitreous carbon, intended to be in electrical contact with the battery to be tested.

Abstract: Disclosed is a reactive polymer composite comprising a reactive functionalized polymer having a main polymer chain with functionalization along the main polymer chain, wherein the functionalization comprises one or more functional groups that are configured to react with a metal electrode to form a polymeric metal salt and one, or more functional groups configured to electrochemically decompose. Also disclosed are electrodes and batteries comprising the same. Also disclosed are methods of making the same.

Abstract: The present application belongs to the field of lithium battery technology, particularly relating to a preparation method for ultra-high compacted lithium iron phosphate cathode material and lithium battery. The method comprises: obtaining an iron-containing precursor based on iron phosphate and dispersant; Mixing the iron-containing precursor, lithium source, phosphorus source, and first carbon source for first sintering to obtain the first precursor mixture and grinding to the first preset particle size to obtain the first precursor; Mixing the iron-containing precursor, lithium source, phosphorus source, and second carbon source for second sintering to obtain the second precursor mixture and grinding to the second preset particle size to obtain the second precursor; Mixing the first precursor, second precursor, and third carbon source and performing a third sintering to obtain the lithium iron phosphate cathode material, improving the coating integrity of the first carbon coating.

Abstract: An apparatus having a foil pack defining a device enclosure and a fluid conduit defining a fluid channel. The device enclosure may be configured to hold an energy storage device such as a battery or capacitor. The fluid conduit defines a fluid channel configured to allow a flow from the device enclosure through a test port defined by the fluid conduit. The apparatus is configured to establish a vacuum in the device enclosure when a vacuum is established in the fluid channel (e.g., during leak testing of the device enclosure). A scaffolding within the fluid conduit is configured to configured to resist a collapse of the fluid channel when the vacuum is established in the fluid channel.

Abstract: A rechargeable lithium battery includes: a positive electrode; a negative electrode; a separator between the positive electrode and the negative electrode; an electrolyte including vinylene carbonate; and a case accommodating the positive electrode, the negative electrode, the separator, and the electrolyte. At least in a portion of an interior of the case has a coating portion containing lithium borate particles.

Abstract: A non-aqueous electrolyte solution and a lithium secondary battery including the same are disclosed herein. In some embodiments, a non-aqueous electrolyte solution for a lithium secondary battery includes a lithium salt, an organic solvent, a compound represented by Formula 1 as a first additive, and lithium difluorophosphate as a second additive, wherein a weight ratio of the first additive to the second additive is in a range of 1:2 to 1:10.

Abstract: A cylindrical battery having a bottomed cylindrical outer can including a bottom surface part and a side surface part; a sealing body that closes an opening part of the outer can; and a gasket disposed between the outer can and the sealing body. The outer can has: a groove part that is formed such that a side surface section thereof extends from the outside to the inside and supports the sealing body with the gasket therebetween; and a shoulder part that is formed to face the groove part with the sealing body and the gasket therebetween and sandwiches the sealing body together with the groove part. At least a portion of the shoulder part extends radially inward of the sealing body from an inner end of the groove part, and an easily deformable part is formed on the shoulder part along the circumferential direction of the outer can.

Abstract: An electric component housing for accommodating electric components including a housing body forming an appearance of the electric component housing, and a metal support structure embedded inside the housing body.

Abstract: A battery module includes a plurality of battery cells, a module housing in which a cell stack is received, the cell stack being formed by stacking the plurality of battery cells, an air inlet passing through the module housing on one side of a stack direction of the cell stack, an air outlet passing through the module housing on the other side in the stack direction of the cell stack, and an expandable pad disposed inside of the air inlet and the air outlet to close the air inlet and the air outlet by expansion upon contact with cooling water introduced into the battery module.

Abstract: A cell module assembly includes a plurality of battery cells, each of the battery cells having electrode leads, a case configured to receive the battery cells, a cover plate located at an open upper surface of the case so as to be coupled to the case, and a busbar unit located at the front and the rear of the case, from which the electrode leads of the received battery cells protrude. The case is configured to have a U shape in which a base plate defining a bottom surface of the case and side plates defining opposite side surfaces of the case are coupled to each other, and the busbar unit includes a busbar frame, one side of which is bent, whereby a process of manufacturing the cell module assembly is simplified and the battery cells are easily received in the case.

Abstract: A composite storage tank system for gaseous hydrogen comprises a composite storage tank having composite wall enclosing a gas storage volume, the composite wall including a metal hydride element, or a metal element capable of forming a metal hydride in the presence of hydrogen, the system further comprising measuring apparatus arranged to measure an electrical characteristic of the metal hydride element or the metal element. The history of leakage of gaseous hydrogen from the tank, the current rate of leakage and the physical condition of the composite wall in the vicinity of the metal or metal hydride element may be inferred from a measurement of the electrical characteristic, without taking the tank out of service as is required in the case of known leaks tests such as a vacuum test, helium leak test or hydrogen sniffing test.

Abstract: A battery module includes a plurality of battery cells connected in series. Each of the battery cells has a rectangular thin plate shape, and includes a thin plate-shaped positive electrode tab and a thin plate-shaped negative electrode tab, which are provided on one side of the battery cell. Among the battery cells, the side of one battery cell where the positive electrode tab and the negative electrode tab are provided and the side of another battery cell where the positive electrode tab and the negative electrode tab are provided, are arranged so as to face each other. The positive electrode tab of the one battery cell and the negative electrode tab of the other battery cell are overlapped with each other in a thickness direction of the battery cells and in contact with each other.