Abstract: An electronic battery sensor and a method for determining an internal resistance of a battery, including at least one first detector for detecting measured values, and a battery model for ascertaining the internal resistance. Each measured value includes simultaneous information concerning at least two corresponding measured variables, in particular battery current and battery voltage, and every two successive measured values represents a measuring pair. The battery sensor includes at least one selector which is configured for selecting from a specified number of measuring pairs at least one measuring pair as a selection pair, and for providing the selection pair to the battery model in order to ascertain the internal resistance, the number of measuring pairs being greater than the number of selection pairs.

Abstract: An electronic battery sensor and a method for determining an internal resistance of a battery, including at least one first detector for detecting measured values, and a battery model for ascertaining the internal resistance. Each measured value includes simultaneous information concerning at least two corresponding measured variables, in particular battery current and battery voltage, and every two successive measured values represents a measuring pair. The battery sensor includes at least one selector which is configured for selecting from a specified number of measuring pairs at least one measuring pair as a selection pair, and for providing the selection pair to the battery model in order to ascertain the internal resistance, the number of measuring pairs being greater than the number of selection pairs.

Abstract: An electrochemical energy store including at least one anode and at least one cathode in an electrolyte, lithium peroxide being generated at the cathode by the reaction of lithium ions with oxygen. The cathode is connected to an oxygen reservoir.

Abstract: A lithium-ion accumulator includes an anode, a cathode, a separator, and an electrolyte which is in connection with the anode and the cathode, which electrolyte includes at least one lithium salt as electrolyte salt and a solvent solubilizing the at least one lithium salt. The at least one lithium salt reacts with water to form an hydrogenous acid, and the electrolyte includes at least one additive, which reacts with the hydrogenous acid to form a compound acting as electrolyte salt.

Abstract: An electrochemical energy storage device includes at least one cell having at least one cathode, one anode, and one electrolyte which enables a current flow from the anode to the cathode. The electrochemical storage device is connected to a reservoir which contains a cover layer-forming additive.

Abstract: A lithium-sulfur cell comprising an anode structure, a cathode structure and an electrolyte section abutting to the cathode structure. The cathode structure comprises a continuous layer of nanotubes or nanowires and sulfur particles. The sulfur particles are attached to the nanotubes or nanowires. The continuous layer of nanotubes or nanowires abuts to at least a part of the electrolyte section. The invention further relates to a corresponding method for manufacturing the inventive cell.

Abstract: A rechargeable battery has a plurality of rechargeable battery cells which are situated in an interspaced manner in a rechargeable battery housing filled at least partially with a filler material which encloses the rechargeable battery cells, with a first rechargeable battery cell including a first casing, and a second rechargeable battery cell including a second casing, such that the first casing and the second casing having different wall thicknesses, at least in sections.

Abstract: The invention relates to a method for determining an aging condition of a battery cell. The method has the following steps of a) providing a battery cell, b) recording an impedance spectrum of the battery cell, c) determining an evaluation quantity based on the measured impedance spectrum, and d) determining an aging condition of the battery cell based on a comparison of the evaluation quantity to a reference value.

Abstract: The invention relates to a battery module having a housing with at least two batteries being disposed in the housing. At least one cooling element is disposed between the at least two batteries for deflecting the heat generated by the at least two batteries between the at least two batteries. According to the invention, at least one cooling element has a greater expansion in the direction of an x axis and in the direction of a y axis, than in the direction of a z axis, the x, y, and z axes forming a rectangular coordinate system. Furthermore, the at least one cooling element has a greater heat conductivity in the direction of the x axis and/or in the direction of the y axis than in the direction of the z axis.

Abstract: A lithium-sulfur cell comprising an anode structure, a cathode structure and an electrolyte section abutting to the cathode structure. The cathode structure comprises a continuous layer of nanotubes or nanowires and sulfur particles. The sulfur particles are attached to the nanotubes or nanowires. The continuous layer of nanotubes or nanowires abuts to at least a part of the electrolyte section. The invention further relates to a corresponding method for manufacturing the inventive cell.

Abstract: A battery device having at least one battery and having at least one heating and/or cooling device temperature-controlling the battery. It is provided that the battery, submerged in an heating and/or cooling medium, is situated in a housing that accommodates the heating and/or cooling medium. The present invention also relates to a corresponding method.

Abstract: A lithium-ion accumulator includes an anode, a cathode, a separator, and an electrolyte which is in connection with the anode and the cathode, which electrolyte includes at least one lithium salt as electrolyte salt and a solvent solubilizing the at least one lithium salt. The at least one lithium salt reacts with water to form an hydrogenous acid, and the electrolyte includes at least one additive, which reacts with the hydrogenous acid to form a compound acting as electrolyte salt.

Abstract: An electrochemical energy store including at least one anode and at least one cathode in an electrolyte, lithium peroxide being generated at the cathode by the reaction of lithium ions with oxygen. The cathode is connected to an oxygen reservoir.

Abstract: An electrochemical energy storage device includes at least one cell having at least one cathode, one anode, and one electrolyte which enables a current flow from the anode to the cathode. The electrochemical storage device is connected to a reservoir which contains a cover layer-forming additive.

Abstract: A device for generating or storing electrical or mechanical energy is described, having an encapsulation in which at least one element of the device serving to generate or store electrical or mechanical energy, or a fuel tank, is positioned, and having a container for a flame-retardant substance. According to the invention, it is provided that the substance stored in the container releases a flame-retardant component if need be.

Abstract: A rechargeable battery has a plurality of rechargeable battery cells which are situated in an interspaced manner in a rechargeable battery housing filled at least partially with a filler material which encloses the rechargeable battery cells, with a first rechargeable battery cell including a first casing, and a second rechargeable battery cell including a second casing, such that the first casing and the second casing having different wall thicknesses, at least in sections.

Abstract: The present invention relates to a energy converter ad/or energy storage device, including one or more energy converter and/or energy storage units, such as fuel cells and/or battery units. The energy converter and/or energy storage units according to the invention are surrounded by a casing which has at least one fluorine absorber, in particular a hydrogen fluoride absorber, selected from the group including carbonates, hydroxides, oxides, chlorides, bromides, iodides, sulfates, and/or phosphates of alkali metals, alkaline earth metals, lanthanoides, and/or silicon.

Abstract: The method forms a sputter target assembly by attaching a sputter target to an insert and applying a bond metal layer between the insert and a backing plate. Then pressing the insert and backing plate together forms a solid state bond with the bond metal layer, attaches the insert to the backing plate and forms at least one cooling channel between the insert and the backing plate.

Abstract: Provided is a method of forming ferromagnetic sputter targets and sputter target assemblies having a uniform distribution of magnetic leakage flux. The method includes providing a ferromagnetic sputter workpiece and hot rolling the workpiece to a substantially circular configuration sputter target; machining a taper in a surface of the sputter target to have a thickness gradient of the sputter target, where the center of the sputter target is about 0.020 to about 0.005 inches thinner than the edge of the sputter target, and where the magnetic leakage flux across the sputter target is uniformly distributed.

Abstract: A method for solder bonding a sputter target to a backing plate having a plurality of spaced-apart ridges on its bonding surface to provide a uniform spacing and a uniform solder bonded interface; and the sputter target/backing plate assembly so produced.