Abstract: A cylindrical energy storage cell includes a cylindrical housing, which has a cover, a bottom and a peripheral jacket between the cover and the bottom; and an electrode winding, which has a strip-type cathode, a strip-type anode and a strip-type separator between the cathode and the anode and which is disposed in the housing. The cathode has a first current collector, which is coated, in parts, with a first active material. The anode has a second current collector, which is coated, in parts, with a second active material. At least one wrap of a part of the second current collector not coated with the second active material is disposed around the electrode winding and in electrically conductive contact with the bottom and/or with the jacket.

Abstract: An energy storage system for storing electrical energy is provided. The energy storage system includes one or more energy storage cells, one or more supports and one or more protective films that are interposed between the one or more energy storage cells and the one or more supports. A motor vehicle having such an energy storage system is also provided.

Abstract: An energy storage device for a motor vehicle includes a plurality of round cells for electrochemically storing energy, and a storage housing in which the plurality of round cells is provided. In the installed position, the round cells run substantially parallel to the vehicle transverse axis. The round cells are arranged within the storage housing in multiple layers in the direction of the vehicle vertical axis, wherein the number of layers varies in the direction of the vehicle longitudinal axis.

Abstract: An energy storage device having a plurality of cells for storing electrical energy, and a plurality of cooling plates, which are arranged between the cells, wherein insulation sides of the cooling plates are thermally insulated to inhibit thermal propagation. Also disclosed are a motor vehicle having such an energy storage device and a cooling plate assembly.

Abstract: A storage device configured to store electrical energy, includes at least one storage element having an element housing which has at least one accommodating chamber and at least one element base which at least partially downwardly delimits the accommodating chamber in an installation position of the storage device. The storage device includes at least one storage means, accommodated in the accommodating chamber, configured to store electrical energy, wherein the at least one storage means comprises at least one degassing unit configured to discharge fluid, which is released in the accommodating chamber, from the accommodating chamber. The degassing unit is provided on the element base and is configured to downwardly discharge fluid from the accommodating chamber with respect to the installation position of the storage device.

Abstract: An energy storage device for a motor vehicle includes a plurality of round cells for electrochemical storage of energy and multiple retaining frames for retaining the round cells. The round cells are secured to opposing retaining frames by their ends. Cell connectors are provided on the retaining frames, which electrically contact the round cells arranged between the retaining frames from the outer sides.

Abstract: An energy storage device for a motor vehicle includes a plurality of round cells for electrochemically storing energy, and a storage housing in which the plurality of round cells is provided. In the installed position, the round cells run substantially parallel to the vehicle transverse axis. The round cells are arranged within the storage housing in multiple layers in the direction of the vehicle vertical axis, wherein the number of layers varies in the direction of the vehicle longitudinal axis.

Abstract: A storage device for storing electrical energy includes at least one storage cell which has a cell housing, a receiving chamber delimited by the cell housing, and at least one storage element accommodated in the receiving chamber for storing electrical energy, as well as a safety apparatus. The safety apparatus has a separating device as a first safety device designed to separate at least the storage cell from a circuit of the storage device, a short-circuit device as a second safety device designed to short-circuit at least the storage cell, and a degassing unit as a third safety device designed to degas the receiving chamber. The safety devices are designed to successively switch from a deactivated state into an activated state during a critical variation of the condition of the storage cell.

Abstract: A cell connector for a battery module of a motor vehicle for electrically connecting cell poles of at least two battery cells which are stacked in a stacking direction to form a cell block is designed as an L-profile-shaped, slotted angled strip which can be arranged on an edge that is formed between a top side and a side region of the cell block. The angled strip has a first angle region, which is oriented parallel in relation to the top side and a second angle region, which is oriented parallel in relation to the side region. The first angle region has at least two strip-like contact elements for making contact with the cell poles, and the second angle region has a strip-like connecting element for connecting the contact elements.

Abstract: A storage device for storing electrical energy includes at least two storage cells. Each storage cell has a cell housing, an accommodating space delimited by the cell housing, and at least one storage element for storing electrical energy. The storage element is accommodated in the accommodating space. At least one thermally conductive heat-conducting element is provided, by which heat can be deliberately transferred from a first of the storage cells to the second storage cell.

Abstract: A cover device is provided for a battery housing of a traction battery of a motor vehicle for covering a receptacle chamber of the battery housing provided for receiving at least two battery cells of the traction battery. The cover device has a top side facing a surrounding region and a bottom side facing the receptacle chamber. The bottom side has a first region associated with degassing elements of the battery cells having a first heat resistance against a hot gas flowing out of the degassing elements. The bottom side has a second region having a second heat resistance which is smaller compared to the first heat resistance.

Abstract: A method for producing an energy storage cell, in particular a lithium-ion cell, whose housing is elastically deformable include introducing at least one electrode coil or electrode stack, having at least two electrodes and at least one separator arranged between the electrodes, into a housing. The method also includes introducing an electrolyte into the housing, and filling the housing with gas and generating an excess pressure in the housing, by which at least one housing wall of the housing is curved outward. The housing is sealed in a gas-tight manner such that the excess pressure in the housing and the curvature of the at least one housing wall are maintained, and such that the housing is elastically deformable in a direction perpendicular to the at least one curved housing wall.

Abstract: A storage device for storing electrical energy includes at least one storage cell which has a cell housing, a receiving chamber delimited by the cell housing, and at least one storage element accommodated in the receiving chamber for storing electrical energy, as well as a safety apparatus. The safety apparatus has a separating device as a first safety device designed to separate at least the storage cell from a circuit of the storage device, a short-circuit device as a second safety device designed to short-circuit at least the storage cell, and a degassing unit as a third safety device designed to degas the receiving chamber. The safety devices are designed to successively switch from a deactivated state into an activated state during a critical variation of the condition of the storage cell.

Abstract: A storage cell that is configured to store electrical energy includes a cell housing which is prismatic on an outer periphery, and a jelly-roll winding accommodated in the cell housing and which has two opposing broad sides, two opposing first narrow sides and two opposing second narrow sides. The storage cell also includes a first electrode tab which is electrically contacted with a first electrode of the jelly-roll winding and protrudes from the first electrode, and a second electrode tab which is electrically contacted with a second electrode of the jelly-roll winding and protrudes from the second electrode. One of the first and second electrode tabs is arranged on a first one of the two opposing first narrow sides and is electrically connected thereto by a connection element extending from a first one of the two opposing first narrow sides onto a first one of the two opposing second narrow sides.

Abstract: A storage device configured to store electrical energy, includes at least one storage element having an element housing which has at least one accommodating chamber and at least one element base which at least partially downwardly delimits the accommodating chamber in an installation position of the storage device. The storage device includes at least one storage means, accommodated in the accommodating chamber, configured to store electrical energy, wherein the at least one storage means comprises at least one degassing unit configured to discharge fluid, which is released in the accommodating chamber, from the accommodating chamber. The degassing unit is provided on the element base and is configured to downwardly discharge fluid from the accommodating chamber with respect to the installation position of the storage device.

Abstract: A method for producing an energy storage cell, in particular a lithium-ion cell, whose housing is elastically deformable include introducing at least one electrode coil or electrode stack, having at least two electrodes and at least one separator arranged between the electrodes, into a housing. The method also includes introducing an electrolyte into the housing, and filling the housing with gas and generating an excess pressure in the housing, by which at least one housing wall of the housing is curved outward. The housing is sealed in a gas-tight manner such that the excess pressure in the housing and the curvature of the at least one housing wall are maintained, and such that the housing is elastically deformable in a direction perpendicular to the at least one curved housing wall.