Abstract: The present invention provides solid oxide fuel cells, solid oxide electrolyzer cells, solid oxide sensors, components of any of the foregoing, and methods of making and using the same. In some embodiments, a solid oxide fuel cell comprises an air electrode (or cathode), a fuel electrode (or anode), an electrolyte interposed between the air electrode and the fuel electrode, and at least one electrode-electrolyte transition layer. Other embodiments provide novel methods of producing nano-scale films and/or surface modifications comprising one or more metal oxides to form ultra-thin (yet fully-dense) electrolyte layers and electrode coatings. Such layers and coatings may provide greater ionic conductivity and increased operating efficiency, which may lead to lower manufacturing costs, less-expensive materials, lower operating temperatures, smaller-sized fuel cells, electrolyzer cells, and sensors, and a greater number of applications.

Abstract: Various embodiments include interconnects and/or end plates having features for reducing stress in a fuel cell stack. In embodiments, an interconnect/end plate may have a window seal area that is recessed relative to the flow field to indirectly reduce stress induced by an interface seal. Other features may include a thicker protective coating and/or larger uncoated area of an end plate, providing a recessed portion on an end plate for an interface seal, and/or recessing the fuel hole region of an interconnect relative to the flow field to reduce stress on the fuel cell. Further embodiments include providing intermittent seal support to minimize asymmetric seal loading and/or a non-circular seal configuration to reduce stress around the fuel hole of a fuel cell.

Abstract: The invention relates to a nano silicon-carbon composite negative material for lithium ion batteries and a preparation method thereof. A porous electrode composed of silica and carbon is taken as a raw material, and a nano silicon-carbon composite material of carbon-loaded nano silicon is formed by a molten salt electrolysis method in a manner of silica in-situ electrochemical reduction. Silicon and carbon of the material are connected by nano silicon carbide, and are metallurgical-grade combination, so that the electrochemical cycle stability of the nano silicon-carbon composite material is improved.

Abstract: In accordance with at least selected aspects, objects or embodiments, optimized, novel or improved membranes, battery separators, batteries, and/or systems and/or related methods of manufacture, use and/or optimization are provided. In accordance with at least selected embodiments, the present invention is related to novel or improved battery separators that prevent dendrite growth, prevent internal shorts due to dendrite growth, or both, batteries incorporating such separators, systems incorporating such batteries, and/or related methods of manufacture, use and/or optimization thereof. In accordance with at least certain embodiments, the present invention is related to novel or improved ultra thin or super thin membranes or battery separators, and/or lithium primary batteries, cells or packs incorporating such separators, and/or systems incorporating such batteries, cells or packs.

Abstract: For a technical object whose temperature is to be controlled, in particular a battery for an electric vehicle drive, there is provided a heat exchanger arrangement, the heat exchanger of which is in the form of a heat-exchanging pouch which has an inflow and outflow duct and which is in heat-conducting contact with internal surfaces of the object whose temperature is to be controlled. The heat-exchanging pouch is produced in a simple manner by means of edge welding of two foil pieces arranged one above the other. The mounting of said heat-exchanging pouch in a narrow gap space of a heat exchanger arrangement, and good heat transfer to adjacent walls, are made possible by means of a pressure pouch which is likewise formed from a foil material and which is filled with a compressible medium.

Abstract: A plurality of power storage cells and a plurality of power storage cell holders are stacked alternately in the stacking direction. End plates are superimposed at opposite ends of the power storage cells and power storage cell holders. The end plates are connected by a frame, the frame is covered by an insulator, and the plurality of power storage cells are electrically connected by a bus bar plate, forming a power storage module. Since the surface of the power storage cell is formed from a covered portion covered by the condensation-preventing sheet and a non-covered portion not covered by the condensation-preventing sheet, and the non-covered portion is covered by the power storage cell holder, the insulator, and the bus bar plate, the non-covered portion is covered as much as possible to provide heat insulation, minimizing occurrence of condensed water and preventing formation of a liquid junction.

Abstract: A negative electrode for a secondary battery according to the present invention has a collector and a negative electrode active material layer formed on a surface of the collector and containing negative electrode active material particles. In the negative electrode active material layer, an insulating material is arranged between the negative electrode active material particles so as not to develop conductivity by a percolation path throughout the negative electrode active material layer. It is possible in this configuration to effectively prevent the occurrence of a short-circuit current due to an internal short circuit and the generation of heat due to such short-circuit current flow in the secondary battery while securing the battery performance of the secondary battery.

Abstract: A power storage module that has a plurality of power storage cells stacked in a stacking direction, a pair of insulating end power storage cell holders superimposed at opposite ends in the stacking direction, and a pair of end plates superimposed at opposite ends in the stacking direction of the end power storage cell holders. In a mounted state, a lower end in a vertical direction of the end power storage cell holder projects downward from lower ends in a vertical direction of the power storage cell and the end plate. The end power storage cell holder includes a first face opposing the end plate and a second face opposing the power storage cell. A first drainage channel is formed on the first face and extends vertically downwardly and bends outward in the stacking direction. A second drainage passage extends vertically and is formed on the second face.

Abstract: A battery array frame according to an exemplary aspect of the present disclosure includes, among other things, a frame body, and a thermal fin including a body embedded in the frame body and a leg that extends outside of the frame body. The thermal fin is flexible between a first position in which the leg is spaced farther from a surface of the frame body and a second position in which the leg is spaced closer to the surface of the frame body.

Abstract: Disclosed herein is an electrode laminate including a positive electrode having a positive electrode material coating layer formed on a positive electrode current collector, a negative electrode having a negative electrode material coating layer formed on a negative electrode current collector, and a porous polymer film interposed between the positive electrode and the negative electrode, wherein the positive electrode, the negative electrodes, and the porous polymer films are laminated in a height direction on the basis of a plane such that the negative electrodes constitute outermost electrodes of the electrode laminate, and the positive electrode material coating layer has a larger coating area than the negative electrode material coating layer.

Abstract: A lithium ion battery includes a cathode in electrical and thermal connection with a cathode current collector. The cathode current collector has an electrode tab. A separator is provided. An anode is in electrical and thermal connection with an anode current collector. The anode current collector has an electrode tab. At least one of the cathode current collector and the anode current collector comprises a thermal tab for heat transfer with the at least one current collector. The thermal tab is separated from the electrode tab. A method of operating a battery is also disclosed.

Abstract: A method including identifying a customer when the customer uses a television service; storing contents that are each tagged with a Myers-Briggs Type Indicator or one or more personality characteristics pertaining to a Myers-Briggs Type Indicator; selecting contents from the stored contents; providing a user interface to permit the customer to choose from a selection of the stored contents to rate; receiving ratings of a chosen contents from the customer; identifying the customer's Myers-Briggs Type Indicator based on the received ratings; and providing the customer's Myers-Briggs Type Indicator to the customer.

Abstract: Disclosed is a lithium secondary battery including (i) a cathode active material including a lithium metal phosphate according to Formula 1 below, (ii) an anode active material including amorphous carbon, and (iii) an electrolyte for lithium secondary batteries including a lithium salt and an ether-based solvent, Li1+aM(PO4-b)Xb??(1) wherein M is at least one selected from the group consisting of Group II to XII metals, X is at least one selected from F, S, and N, ?0.5?a?+0.5, and 0?b?0.1.

Abstract: Provided is a battery cell including: an electrode assembly including a first electrode part, a second electrode part, and a separation membrane; a first terminal and a second terminal extending in a first direction or a fourth direction which is an opposite direction to the first direction from the first electrode part and the second electrode part, respectively; a first lead tap and a second lead tap connected to the first terminal and the second terminal, respectively; and a case in which the electrode assembly, the first terminal, and the second terminal are accommodated, which is sealed to expose the first lead tap and the second lead tap to the outside, and in which a sealing part sealed by coating a sealing member on circumferential sides joined with each other is formed.

Abstract: A method for abnormality detection in an energy unit includes passively detecting an abnormality in an energy unit by detecting electromagnetic radiation generated by the abnormality, the energy unit comprising at least one of an electrical energy unit and an electrochemical energy unit. A method for detecting an abnormality in an energy unit includes (a) applying a signal to the energy unit, (b) performing a plurality of measurements, at a respective plurality of different locations within the energy unit, of a response of the energy unit to the signal, and (c) processing the plurality of measurements to identify the abnormality.

Abstract: A lithium secondary battery includes: a positive electrode including a positive-electrode active material layer; a negative electrode including a negative-electrode active material layer; and an ion conductor being lithium ion conductive and interposed between the positive electrode and the negative electrode. The positive-electrode active material layer is composed of lithium cobaltate, and has an ?-NaFeO2 type crystal structure. The positive-electrode active material layer is composed only of first regions oriented in the (110) plane and second regions oriented in the (018) plane, the first regions and the second regions being mixedly present in the xy plane of the positive-electrode active material layer, where x and y axes are defined as two axes that are parallel to the principal face of the positive-electrode active material layer, and a z axis is defined as an axis perpendicular to the principal face.

Abstract: A packaging material for lithium-ion battery comprises a substrate layer made of a plastic film, and a first adhesive layer, a metal foil layer, an anti-corrosion layer, a second adhesive layer and a sealant layer successively laminated on one surface of the substrate layer. The plastic film has a water absorption rate of not less than about 01% to not larger than about 3% when determined by a method described in JIS K 7209:2000 and when the plastic film is subjected to a tensile test (wherein the sample of the plastic film is stored for 24 hours in an environment of 23° C. and 40% R.H.

Abstract: A method for controlling a startup of a fuel cell system is provided. The method includes comparing a voltage generated in a fuel cell stack when hydrogen is supplied to a fuel electrode of the fuel cell stack for a set period of time with a first reference voltage. A voltage of a unit cell of the fuel cell stack is compared with a second reference voltage for load connection when the voltage generated in the fuel cell stack is higher than the first reference voltage. A load is connected to the fuel cell stack when the voltage of the unit cell of the fuel cell stack is higher than the second reference voltage for load connection.

Abstract: The invention relates to a process for fabrication of an electrode film in an all-solid-state battery comprising successive steps to: a) Procure a substrate, preferably a conducting substrate, b) Deposit an electrode film on said substrate by electrophoresis, from a suspension containing particles of electrode materials, c) Dry the film obtained in the previous step, d) Thermal consolidation of the electrode film obtained in the previous step by sintering, sintering being done at a temperature TR that preferably does not exceed 0.7 times the melting temperature (expressed in ° C.), even more preferably does not exceed 0.5 times the melting temperature (expressed in ° C.), and much more preferably does not exceed 0.3 times the melting temperature (expressed in ° C.) of the electrode material that melts at the lowest temperature.

Abstract: Disclosed herein is a secondary battery pack including a battery cell having a cathode terminal and an anode terminal formed on one surface including a sealed portion to seal the battery cell and a protection circuit module (PCM) including a protection circuit board (PCB) having a protection circuit formed thereon, an external input and output terminal electrically connected to the protection circuit, a connector electrically connected to the external input and output terminal, and an electrically insulative PCM case in which the PCB is mounted, wherein the PCM is loaded on the sealed portion in a state in which the PCM is electrically connected to the battery cell and the connector is formed on the PCM such that the connector does not protrude outward from the secondary battery pack.