Abstract: A battery includes a stacked arrangement of electrochemical cells. Each electrochemical cell is free of a cell housing and includes a bipolar plate having a substrate, a first active material layer formed on a first surface of the substrate, and a second active material layer formed on a second surface of the substrate. Each cell includes a solid electrolyte layer that encapsulates at least one of the active material layers, and an edge insulating device that is disposed between the peripheral edges of the substrates of each pair of adjacent cells. A support frame surrounds the cell stack and is configured to receive and support the outer peripheral edge of the edge insulating device of each cell.

Abstract: A battery includes a stacked arrangement of electrochemical cells. Each electrochemical cell is free of a cell housing and includes a bipolar plate having a substrate, a first active material layer formed on a first surface of the substrate, and a second active material layer formed on a second surface of the substrate. Each cell includes a solid electrolyte layer that encapsulates at least one of the active material layers, and electrically insulates a given cell of the cell stack from an adjacent cell of the cell stack including along a periphery of the cells.

Abstract: A battery includes a stacked arrangement of electrochemical cells. Each electrochemical cell is free of a cell housing and includes a bipolar plate having a substrate, a first active material layer formed on a first surface of the substrate, and a second active material layer formed on a second surface of the substrate. Each cell includes a solid electrolyte layer that encapsulates at least one of the active material layers, and an edge insulating device that is disposed between the peripheral edges of the substrates of each pair of adjacent cells. Within each cell, an elastic seal is provided between the edge insulating device and the first surface of one cell or the solid electrolyte layer of an adjacent cell.

Abstract: A battery includes a stacked arrangement of electrochemical cells. Each electrochemical cell is free of a cell housing and includes a bipolar plate having a substrate, a first active material layer formed on a first surface of the substrate, and a second active material layer formed on a second surface of the substrate. Each cell includes a solid electrolyte layer that encapsulates at least one of the active material layers, and an edge insulating device that is disposed between the peripheral edges of the substrates of each pair of adjacent cells. The edge insulating device physically contacts and is directly secured to one of the first surface of one cell and the solid electrolyte layer of an adjacent cell, and is movable relative to, the other of the first surface of the one cell and the solid electrolyte layer of the adjacent cell.

Abstract: A battery includes a stacked arrangement of electrochemical cells. Each electrochemical cell is free of a cell housing and includes a bipolar plate having a substrate, a first active material layer formed on a first surface of the substrate, and a second active material layer formed on a second surface of the substrate. Each cell includes a solid electrolyte layer that encapsulates at least one of the active material layers, and an edge insulating device that is disposed between the peripheral edges of the substrates of each pair of adjacent cells. Within each cell, the substrate includes a surface feature that is engaged with a corresponding feature of the edge insulating device in such a way as to locate the edge insulating device relative to the bipolar plate.

Abstract: The invention relates to a method for operating a battery cell (10), in particular a lithium-ion battery cell, having at least one wound or stacked electrode assembly (28) arranged in a housing, said electrode assembly comprising a first electrode layer (12), at least one separator layer (16) and a second electrode layer (14), and a non-aqueous electrolyte containing one or more solvents and one or more conductive salts. When the battery cell (10) reaches a critical state, a chemical substance or a chemical substance mixture (46) is released, which forms complexes with the lithium ions (22) in the electrolyte (26).

Abstract: The invention relates to a carrier assembly (1) for carrying and holding components for battery cells of a battery module, in particular for an electric vehicle, said carrier assembly comprising a non-conductive main body (2) and a plurality of electrical connection elements (3) for electrically connecting the battery cells to one another, said electrical connection elements (3) being arranged on the main body (2). According to the invention, the carrier assembly (1) comprises a venting channel (4) for the discharge of gas being emitted from the battery cells, and at least one cell-monitoring unit (5) for monitoring at least one battery cell. The invention also relates to a battery module comprising a carrier assembly (1) according to the invention.

Abstract: The present invention relates to a receptacle (10) for accommodating at least one battery cell (12) for a battery module such that said battery cell is at least partially pressed in, wherein the receptacle (10) has two end plates (14a, 14b) which can be arranged on two opposite sides of the at least one battery cell (12), characterized in that the end plates (14a, 14b) are connected by a plurality of rod-like supports (16a-d) which are fixed to the end plates (14a, 14b), wherein the supports (16a-d) are designed to support in each case one edge (18a-d) of the at least one battery cell (12) in two dimensions. In summary, a receptacle (10) of the kind described above, in a particularly simple and cost-effective manner, allows battery cells (12) to be fixed in a battery module and allows the performance of a battery module to be maintained, irrespective of the temperature, by at least temporary bracing.

Abstract: The invention relates to a carrier assembly (1) for carrying and holding components for battery cells of a battery module, in particular for an electric vehicle, said carrier assembly comprising a non-conductive main body (2) and a plurality of electrical connection elements (3) for electrically connecting the battery cells to one another, said electrical connection elements (3) being arranged on the main body (2). According to the invention, the carrier assembly (1) comprises a venting channel (4) for the discharge of gas being emitted from the battery cells, and at least one cell-monitoring unit (5) for monitoring at least one battery cell. The invention also relates to a battery module comprising a carrier assembly (1) according to the invention.

Abstract: A battery cell module includes a plurality of battery cells, in particular lithium-ion battery cells which are arranged in a packet and each of which has a substantially prismatic cell housing. Each cell housing has the three dimensions: housing height, housing width, and housing depth. Two of the dimensions are carried out in a substantially identical manner in all the battery cells of the battery cell module, and the third dimension is carried out differently in at least two battery cells of the battery cell module. A battery includes said battery cell module and a motor vehicle includes said battery.

Abstract: A battery includes at least one battery module having a lower face, a cooling plate having an upper face, and a fixing system configured for the at least one battery module. The battery module is arranged on the upper face of the cooling plate. The fixing system includes at least two rails running at a distance from each other. The at least one battery module is fixed on the cooling plate by the rails in such a way that the lower face of the battery module is in direct contact with the upper face of the cooling plate. A motor vehicle includes the battery.

Abstract: The invention relates to a method for operating a battery cell (10), in particular a lithium-ion battery cell, having at least one wound or stacked electrode assembly (28) arranged in a housing, said electrode assembly comprising a first electrode layer (12), at least one separator layer (16) and a second electrode layer (14), and a non-aqueous electrolyte containing one or more solvents and one or more conductive salts. When the battery cell (10) reaches a critical state, a chemical substance or a chemical substance mixture (46) is released, which forms complexes with the lithium ions (22) in the electrolyte (26).

Abstract: The disclosure relates to a battery cell module including a plurality of lithium ion battery cells, each having a degassing opening, and a cover substantially sealingly connected to a corresponding surface of each of the battery cells. The cover defines a gas receiving space configured to at least temporarily receive gas escaping from the battery cells. The gas receiving space is open in the direction of the battery cells. The opening area of the gas receiving space extends across a plurality of the battery cells. The disclosure further relates to a method for producing a battery cell module, to a battery, and to a motor vehicle having the battery cell module or the battery.

Abstract: The invention relates to a battery module having at least two battery cells, the at least two battery cells comprising electric cell contacts. Said cell contacts are interconnected in a conductive manner by means of at least one cell connector which comprises a bonding wire and/or a bonding strip.

Abstract: A battery module having at least two cells, wherein the at least two cells comprise electrical cell contacts, wherein the cell contacts are electrically connected to each other by at least one cell connector, wherein the battery module comprises a cell monitoring unit, wherein the cell monitoring unit is electrically connected to a connecting means, and wherein at least one cell contact and/or a cell connector are electrically connected via at least one bonding wire and/or at least one bonding strip to the connecting means.

Abstract: A method for producing battery modules or battery systems having a plurality of battery cells includes interconnecting and optionally arranging the battery cells with cell connectors to form the battery module or battery system architecture. The method also includes fitting the battery module or battery system with terminals and packaging all the battery cells of the battery module or system in a common plastic sheath by injection molding, so that the battery cells and cell connectors of the battery module or system are surrounded substantially completely by the plastic sheath. The battery module terminals or battery system terminals remain accessible from outside. A battery module or battery system can be produced in accordance with the method of the disclosure.

Abstract: An apparatus for providing safety measures during gas release from a vehicle battery, such as a damaged lithium-ion rechargeable battery, arranged in a volume space having an opening includes at least one shroud element. The shroud element is configured to expand into the volume space by being filled with a gas such that, upon expansion of the shroud element, openings in the shroud element are enlarged and shroud element contents are discharged into the volume space through the enlarged openings in the shroud element. The apparatus further includes a device that, upon reception of a trigger signal, is configured to fill the shroud element at least partially with carbon dioxide gas such that carbon dioxide gas is discharged into the volume space as contents of the shroud element. An installation space includes the apparatus and a method is implemented to provide safety measures during gas release from the vehicle battery.

Abstract: A battery includes a battery body and at least one terminal protruding from an outside surface of the battery body. The terminal is electrically conductively connected to one of the battery poles. The battery further includes at least one electrically conductive bending lug, which is electrically conductive, connected via the terminal to the battery pole. The bending lug has a length that is greater than a distance of the longitudinal axis of the terminal from the point of penetration through the outside surface up to a lateral edge of the outside surface.

Abstract: A short-circuit detection apparatus for detecting short circuits (20, 30) of a battery cell (1), characterized by a current registering device (10), which is arranged in the interior of the battery cell (1) or between the exterior of the battery cell (1) and an external terminal (4, 5) of the battery cell (1) for the purpose of registering a current through the battery cell (1).

Abstract: A battery system comprises at least one battery module and a docking station on which the at least one battery module is arranged in a separately removable manner. Preferably, the docking station comprises supply and/or power connections for the battery system.