Abstract: Rechargeable lithium batteries are described comprising an airtight container, electrodes immersed in an electrolytic solution and spaced apart by means of one or more separators, electrical contacts connected to the electrodes and a means for sorbing harmful substances formed of a multilayer polymeric sheet comprised of an inner layer of a polymeric material containing particles of one or more getter materials for the sorption of the harmful substances, and at least one external protective layer of a polymeric material impermeable to the electrolyte, wherein all the polymeric materials are permeable to the harmful substances.

Abstract: A battery storage structure includes a battery storage portion, a battery terminal, a separate member, and an overhang portion. The battery storage portion includes a bottom surface portion and peripheral wall portion extending from the perimeter of the bottom surface portion in a direction that intersects with the bottom surface portion and forms a first opening. The battery terminal has a contact portion and is supported by the peripheral wall portion. The separate member is formed as a separate body from the battery storage portion. The overhang portion is provided on the separate member, is positioned on a first direction side with respect to the contact portion, and protrudes toward an inner side of the peripheral wall portion in a second direction. The first direction is a direction from the bottom surface portion toward the first opening. The second direction is a direction that intersects the first direction.

Abstract: A battery case for mounting under a floor of a vehicle comprises a case body containing a battery module and a cover for closing over an opening of the case body. A reinforcement member for reinforcing the case body is attached to an outer surface of the case body. The case body is provided with a gas circulation hole for letting a gas flow from within the case body into the reinforcement member. The reinforcement member is provided with a gas exhaust port for letting out the gas having flown into the reinforcement member.

Abstract: The invention is directed in a first aspect to a sulfur-carbon composite material comprising: (i) a bimodal porous carbon component containing therein a first mode of pores which are mesopores, and a second mode of pores which are micropores; and (ii) elemental sulfur contained in at least a portion of said micropores. The invention is also directed to the aforesaid sulfur-carbon composite as a layer on a current collector material; a lithium ion battery containing the sulfur-carbon composite in a cathode therein; as well as a method for preparing the sulfur-composite material.

Abstract: The invention relates to the use of at least one 1-alkyl-3-alkyl-pyridinium halide, in particular 1-alkyl-3-methyl-pyridinium bromide, as an additive in bromine-generating electrochemical cells, such as zinc/bromine cells. Processes for preparing 1-alkyl-3-methyl-pyridinium bromide and concentrated aqueous solutions comprising same for use as additives in the aforementioned cells, are also disclosed.

Abstract: An energy storage device that includes a housing, which includes at least one end panel that includes at least one aperture therethrough. The device further includes a battery cell housed in the housing. The battery cell includes mutually opposed first and second faces joined at their edges. The device also includes a heat sink adjacent to the battery cell and in thermal contact with the first face of the battery cell. The heat sink defines at least one cooling medium passage extending parallel to the face of the adjacent battery cell. The cooling medium passage opens onto the at least one aperture formed through the at least one end panel of the housing.

Abstract: A cylindrical nonaqueous electrolyte secondary battery includes: a wound electrode unit as a wound electrode laminate of belt-like positive and negative electrodes laminated via a separator, the positive electrode including a positive electrode collector and a positive electrode active material layer, and the negative electrode including a negative electrode collector and a negative electrode active material layer; an adhesive member provided to cover the wound electrode laminate at a terminating end portion lying on an outer side of the wound electrode unit; and a battery canister housing the wound electrode unit, the adhesive member including a base material, and an adhesive layer provided on a whole surface or on at least a part of the surface on one side of the base material, and the base material being a mixture of a resin material of high swellability and a resin material of high melting point.

Abstract: Disclosed is an anode for secondary batteries, in which an anode mixture including an anode active material and a binder is coated on a current collector, wherein the binder includes a homopolymer having a molecular weight of 1,000,000 to 1,400,000 and the anode active material includes a lithium metal oxide represented by Formula 1 below: LixMyOz??(1) wherein M is Ti, Sn, Cu, Pb, Sb, Zn, Fe, In, Al, or Zr; and x, y, and z are determined according to oxidation number of M.

Abstract: A cooling system for a battery cell includes at least one plate having at least one key, and a heat sink having at least one slot formed therein. The at least one key of the at least one plate is disposed in the at least one slot. The at least one plate and the heat sink form an interference fit joint securing the at least one plate to the heat sink.

Abstract: A liquid lead storage battery includes a negative electrode plate, a positive electrode plate and an electrolyte solution. The both plates are arranged so as to face each other in a thickness direction and immersed in the electrolyte solution. The negative electrode plate includes an active material containing carbon. An elastic sheet formed of a porous material is arranged between the negative electrode plate and the positive electrode plate so as to press the negative electrode plate from both sides in the thickness direction.

Abstract: An electric storage device includes an electrode assembly, a case housing the electrode assembly, a plastic member arranged at an outer surface of the case and including a joining surface facing the outer surface of the case, an external terminal supported by the plastic member and electrically connected to the electrode assembly, a sealing member arranged at the outer surface of the case, the sealing member including a joining surface facing the outer surface of the case, and an auxiliary terminal supported by the sealing member, the auxiliary terminal extending from inside to outside the case, being electrically connected to the electrode assembly, and being electrically connected to the external terminal. The plastic member includes a material having a hardness greater than a hardness of the sealing member.

Abstract: An electrode material which has excellent tab weldability, realizes reduction of a contact resistance with an active material layer, and has good adhesion with a conductive material disposed in an island shape, is provided. An electrode material 1 includes a substrate 1a including a metal foil and a conductive material 1b containing carbon, wherein the conductive material 1b is disposed in an island shape on the surface of the substrate 1a when observed with a visual field of 300 ?m square, and the conductive material is fixed to the surface of the substrate together with a hydrophobic resin and a water-soluble resin.

Abstract: The main object of the present invention is to provide a sulfide solid electrolyte material which copes with both the restraint of the increase in interface resistance and the restraint of the increase in bulk resistance. The present invention solves the above-mentioned problems by providing a sulfide solid electrolyte material characterized by containing at least one of Cl and Br.

Abstract: Provided is a lithium secondary battery having improved discharge characteristics in a range of high-rate discharge while minimizing a dead volume and at the same time, having increased cell capacity via increased electrode density and electrode loading amounts, by inclusion of two or more active materials having different redox levels so as to exert superior discharge characteristics in the range of high-rate discharge via sequential action of cathode active materials in a discharge process, and preferably having different particle diameters.

Abstract: A framed lithium battery cell group includes a first frame member (20) and a second frame member (30). The frame members are locked together, clamping the lithium battery cell pack (10) on the seal edge surfaces (13, 16), thereby providing structural rigidity and protection from damage due to handling and vibration. Each of the frame members (20, 30) has multiple pins (25) and sockets (26) on the side opposite the clamping surface (33) to facilitate aligning and stacking multiple lithium battery cell pack and frame assemblies to form a lithium battery cell group (50). Each of the frame members (20, 30) include a buss bar capture feature (22, 32) having a bus bar (40) inserted therein for electrically connecting all of the terminals for a given lithium battery pack group to the buss bar (40).

Abstract: A power wafer includes an enclosure that houses an energy plate such as a battery, capacitor, super-capacitor or other type of electrical energy storage device. A power wafer uses conductive infusions to make internal electrical connections. In some embodiments, the power wafer has an enclosure formed of a top structure and a bottom structure, which are configured to snap together. The bottom structure has an energy plate void and conductive infusion voids. In some embodiments, the infusions have carbon nanotubes that are magnetically aligned to increase the electrical and thermal conductivity of the infusions. In certain embodiments, the enclosure is configured to hold multiple energy plates in parallel and/or in series to increase the amperage and/or voltage of the power wafer. When the plates are stacked in parallel, an insulating barrier is placed between the plates.

Abstract: A mobile device having: a keyboard; a printed circuit board having at least one contact responsive to the keyboard; and a fuel cell assembly having: a fuel cell located between the keyboard and the printed circuit board, the fuel cell having a membrane and at least one aperture corresponding with the at least one contact; a tank adapted to store a fuel for the fuel cell; and piping connecting the tank with the fuel cell, where the fuel cell ventilates through the keyboard. Alternatively, the fuel cell acts as the printed circuit board and at least one contact for the keyboard is printed onto the fuel cell.

Abstract: A pressure tolerant battery that may be utilized in a subsea riser includes one or more lithium polymer cells enclosed in a pressure compensated housing. The pressure tolerant battery can be mounted on a landing string a disposed in the riser annulus to provide electrical power to landing string and subsea well system devices.

Abstract: A cell frame in which the structure of a positive electrode electrolyte flow path and the structure of a negative electrode electrolyte flow path are different from each other, a cell stack in which the structure of at least one of the positive electrode electrolyte flow path and the negative electrode electrolyte flow path differs between the cell frame positioned at the center and the cell frame positioned at an end, the cell stack being configured such that electrical resistance in at least one of the positive electrode electrolyte flow path and the negative electrode electrolyte flow path increases from the cell frame positioned at the center toward the cell frame positioned at the end, and a redox flow battery utilizing them.

Abstract: An operating method is provided for a fuel cell system, in particular a fuel cell system in a motor vehicle. The system includes a cooling system via which waste heat of fuel cells of the fuel cell system is ultimately dissipated into the surrounding air, and a tank withstanding an internal pressure of the order of 150 bar and more. In the tank, fuel for the fuel cell system is stored in the cryogenic state, in particular as a cryogen, which tank has a heat exchanger in its storage volume, via which, in order to compensate for the pressure reduction resulting from the removal of fuel from the tank, heat can be supplied to the stored fuel in a controlled manner by way of a heat transfer medium.