Abstract: An electrochemical cell comprises an electrode stack, a jacket which encloses the electrode stack to at least some extent, and at least one current collector which extends away from the jacket and is in current-carrying contact with at least parts of the electrode stack. A hook and loop part of a hook and loop connecting device is attached to the electrochemical cell, said hook and loop part of the hook and loop connecting device being configured by a plurality of metal hook and loop elements, especially by metal hooks or metal loops.

Abstract: A prismatic electric power cell has two flat current conductors, which project substantially perpendicular from one of the outer surfaces of the cell and which are arranged substantially plane-parallel to each other. The current conductors each have at least one hole in the direction of the surface normal thereof, wherein the hole pattern of one current conductor is mirror-symmetrical to the hole pattern of the other current conductor. The invention further relates to an electric power unit which has a plurality of the electric power cells.

Abstract: Battery cell 1, in particular flat battery cell, comprising at least one packaging for receiving at least one electric cell, at least one conductor 3, which has at least one base section 4 and at least one contacting section 5, wherein said contacting section is bent relative to the base section 4.

Abstract: A protective device for galvanic cells (201, 202, 301, 302) which are interconnected via contact elements (205, 207, 209, 212, 405, 409, 406, 407, 506, 507, 509, 606, 607, 706, 707, 709, 805, 806, 807, 809) that are suitably connected to pole connections (203, 204, 503, 504) of said cells to give a battery can be associated with individual cells of a battery. The protective device has an activation device (1008, 1108, 1208, 1011, 1111) for activation. When the protective device is activated, the protective device bridges the cell associated therewith by changing the interconnection and thus removes it from the electrical functioning of the battery assembly. In the activation device, preferably an electroconductive or insulating component made of a shape memory material brings about the change of the interconnection by changing the shape of said component as soon as and/or as long as the temperature of said component lies outside a defined temperature range.

Abstract: A battery assembly (1) comprises a number of electrochemical cells (2), in particular flat battery cells, which are received in a holding means (3), wherein the holding means (3) has at least one fixing plate (4) which at least indirectly adjoins a electrochemical cell (2), wherein, there is a defined surface pressure between a surface (5) of the electrochemical cell (2) and the fixing plate (4).

Abstract: A battery production device, in particular a forming device formation device (1) for forming the formation of electrochemical cells (4), comprising a production unit, in particular a receiving device (3) for receiving at least one electrochemical cell (4), in particular a plurality of electrochemical cells (4), a power network connecting device (5), by means of which the battery production device can draw electrical energy from a power network (2), in particular a public power network, and can emit electrical energy to the power network, a control device (7) for controlling at least parts of the battery production, characterised in that the control device (7) is constructed in such a way that the electric power drawn from the power network (2) and/or the electrical power emitted to the power network (2) can be controlled as a function of the services power offered in the power network, in particular can be controlled as a function of the temporary services power offered in the power network.

Abstract: A cathodic electrode includes at least one carrier having at least one active material applied or deposited thereon, wherein the active material includes a mixture made of a lithium/nickel/manganese/cobalt mixed oxide (NMC), which is not present in a spinel structure, and a lithium manganese oxide (LMO) in a spinel structure. An electrochemical cell includes said cathodic electrode and a separator includes at least one porous ceramic material.

Abstract: An electrochemical energy storage device (1) comprising a casing (2), in which a plurality of flat galvanic cells (3) are arranged. Between two adjacent flat galvanic cells is in each case, a flat heat conducting body (4) and/or a flat elastic body (5) arranged. Preferably, the flat galvanic cells, the flat heat conducting bodies and/or the flat elastic bodies exert upon each other at the contact surface areas, a force (11) corresponding to a surface pressing, and the casing has a wall with a structure or with structures (8, 9), in which a heat conducting body (4) engages such, that said heat conducting body may not be shiftable in the direction of the force (11), acting on the contact surface areas.

Abstract: The invention relates to contacting elements (910) for contacting one or more electrical components, such as e.g. electrochemical energy stores (901, 902), said contacting elements comprising first flat prismatic recesses for receiving the connecting elements of one or more electrical components, especially the conducting leads (903, 904, 905, 906, 907, 908) of one or more electrochemical energy stores, and second flat prismatic recesses for receiving electrical conductors (912, 913, 914, 915). The contacting elements have bores at a right angle to the first and second flat prismatic recesses, said bores receiving fastening means (909, 911).

Abstract: Electrolyte, comprising an aprotic solvent, a lithium salt as conducting salt, and an additive, characterized in that the additive is a compound which contains a protonable nitrogen atom and is hydrolysable by water.

Abstract: The control of the operational states of a battery or the electrochemical cells thereof is implemented on the basis of an evaluation of said operational states. Said evaluation is obtained by means of approximation functions with which the evaluation of second operational states are obtained by interpolating measuring data of first operational states.

Abstract: A battery holding unit (2) for accepting at least one electrochemical cell (3) comprises a support surface (4) for supporting an electrochemical cell (3) and a contacting unit (6) that has a contact surface (8). The contact surface can be made to rest against a current collector (9) of the electrochemical cell (3), and the contacting unit includes at least one contacting rail (7) on which the contact surface (8) is arranged.

Abstract: In an electrochemical energy store device, the electrochemically active components (11, 13, 21, 23, 31, 33), or additional components (12, 22, 32), are designed and/or arranged in a hermetically sealed container such that they inhibit the process of a chemical reaction of the electrochemically active components of the energy store device as soon as positive pressure builds, or could build, inside the container as a result of said chemical reaction. Preferably, the flow (14, 34, 35) of a movable component into the area of a chemical reaction, in which said movable component participates as a reactant, is inhibited or suppressed, at least locally, as soon as positive pressure build, or could build, inside the container as a result of said chemical reaction.

Abstract: A device for storing electrical energy, according to the invention has at least one galvanic cell (1). Further, the device of the invention comprises at least one cell holding means having at least one interior space provided to at least partially accommodate the at least one galvanic cell. Further, the device of the invention comprises at least one first wall element, which at least partially surrounds the interior space (47) of the cell holding means (4) and is at least partially operatively connected to the at least one galvanic cell. Further, the device comprises at least one heat conducting means, which is operatively connected to the at least one first wall element. Further, the device of the invention comprising at least one fluid channel, which is assigned to the heat conducting means and is provided to be flown through by a first fluid.

Abstract: A profile strip to border an electrochemical energy storage device having at least one, essentially, longitudinally extending first recess, which is bordered by a first arm and a second arm. The first and the second arm are made such that they are attachable to opposite sides of an boundary area of the electrochemical energy storage device, and at least partially connected to each other with a backside part. In a method of producing such a profile strip for an electrochemical energy storage device, at least one first recess is inserted into the profile strip by a suitable method, and the profile strip is converted in said first recess from a first, stretched, state into a second, angled, state. The corner resulting from bending may have a connection by force-fit or by material engagement.

Abstract: A structural part for a vehicle, e.g. a fender, floor, trunk lid, engine compartment cover, door, or roof of the vehicle, comprises a composite structure, in particular one that has a hollow cell structure such as a honeycomb structure or foam structure, said composite structure forming at least one cavity, each of which holds at least one or a plurality of electric energy cells, thus allowing batteries or the like to be accommodated in a vehicle in a compact manner and evenly distributed across the structure.

Abstract: In order to control the operation of a vehicle (FZ) comprising an electrochemical energy store (ECS), a mobile control unit (ME) that can be removed from the vehicle is provided for storing and preferably also for processing data, which allows the user of the vehicle to operate the vehicle in a way that is at least also characterized by the data (D) on the operating mode of the electrochemical energy store (ECS) of the vehicle (FZ) stored in a data store (DS) of the control unit.

Abstract: Disclosed is a frame for a galvanic cell consisting of an electrode stack that has a foil-type package, out of which at least two current collectors are brought. Said frame is designed so as to be able to be fixedly connected to the package of the cell when the cell is produced. When producing such a galvanic cell, a frame is fixedly connected to the package as the package is sealed.

Abstract: A single cell for a battery that includes a first housing part and a second housing part, which are electrically isolated from one another by an insulating housing frame. An electrochemically-active material is located in housing frame between housing parts. The first housing part and second housing part are in the form of plates. At least one of the housing parts exhibits a first edge area bent over towards the inside, and first housing part and second housing part are fixed by a form fit to one-piece housing frame.

Abstract: A method for producing an electrode stack (1) comprising three or more layers for an electrochemical energy storage device is disclosed. The electrode stack (1) has one or more separator layers (2, 2a, 2b) and two or more electrode plates (3, 3a, 4, 4a). Each of the electrode plates (3, 3a, 4, 4a) has a first polarity or a second polarity.