Abstract:
The invention relates to a contacting element (1) for electrically connecting a contact connection (18) of an electric cell, in particular a battery cell (22), comprising at least one deformation section (2) and at least two clamping edges (9) which are each supported at opposing end sections (4) of the at least one deformation section (2).
Abstract:
A protective unit for galvanic cells, which are interconnected into a battery by way of contact elements that are connected in a suitable manner to pole connections of said cells, can be associated with individual cells of a battery. The protective unit comprises an activation unit (1008, 1108, 1208, 1011, 1111) for the activation thereof. When the protective unit is activated, said protective unit bypasses the associated cell by changing the interconnection and thus takes it electrically out of the battery assembly.
Abstract:
Control apparatus for operating a rechargeable energy storage device and for collecting operating data, as well as a method for operating such a control apparatus. The invention is described with reference to the use in a motor vehicle and to the control of the rechargeable energy storage device thereof for the supply of the electric drive of the motor vehicle. However, it should be noted that an apparatus having the features of the claims can operate rechargeable energy storage devices also independently of motor vehicles, or in stationary use.
Abstract:
An energy storage device (1) has at least one energy storage cell (2), preferably a number of energy storage cells (2), and a temperature controlling means, which is designed for controlling the temperature of the energy storage cell (2) or an assembly formed by the energy storage cells (2), and at least one clamping element (8, 20), which is designed as a functional component part of the temperature controlling means and is designed for carrying a heat transfer medium.
Abstract:
The invention relates to an energy storage device comprising a plurality of storage cells, a clamping device for clamping the storage cells together, and a temperature control device for controlling the temperature of the storage cells or a cell assembly formed by the storage cells. Said clamping device is configured and designed as a functional component of the temperature control device. Storage cells and heat-conducting elements which are suitable for use in the claimed energy storage device are also described.
Abstract:
The invention relates to an energy storage device comprising a plurality of storage cells and a temperature control device for controlling the temperature of the storage cells or a cell assembly formed by the storage cells. Elastic means are arranged between a storage cell and another component for shock-absorbing bearing or for arranging them at a distance from each other. The other component is another storage cell or a holding element or another housing part or a heat-conducting element. Said elastic means are configured and designed as a functional component part of the temperature control device. Storage cells and heat-conducting elements which are suitable for use in the claimed energy storage device are also described.
Abstract:
Method for manufacturing an electrode, in particular a negative electrode of an electrochemical cell, comprising the step of: drying a material of the electrode to be dried by means of a temperature gradient, wherein UV irradiation is present during the step of drying.
Abstract:
A method for producing an electrochemical energy storage cell, which has a stack 1 of sheets 2, in particular electrode and/or separator sheets 2, and a liquid electrolyte 4, has the following steps: producing interspaces between a large number of adjacent sheets 2 in the stack 1 (step S1), bringing the stack 1 into contact with the electrolyte 4 (step S2), removing the interspaces produced in step S1 between the large number of adjacent sheets 2 in the stack 1 (step S3). As a result, the electrolyte 4 can be distributed quickly and uniformly over the surfaces of the large number of sheets 2. In a particularly preferred embodiment of the method, step S1 has the following substeps: fixing a large number of sheets 2 in the stack 1 relative to one another at at least one point (step S1.1, optional), bending the stack 1, wherein the sheets 2 in the stack 1 are at least partially movable with respect to one another (step S1.2), fixing a large number of sheets 2 in the bent stack 1 relative to one another, with the result that the large number of sheets 2 are fixed in each case relative to one another at at least two points (step S1.3), returning the bent stack 1 to a shape which approximately corresponds to the initial shape of the stack 1, whilst maintaining the fixings from step S1.1 and/or S1.3 (step S1.4).
Abstract:
An assembly of an electrode stack (120) comprises at least one anode layer, at least one cathode layer and at least one separator layer arranged between the at least one anode layer and the at least one cathode layer. Thereby, at least one fixing device (110, 210, 310, 410, 610) is provided which fixes at least two layers of the electrode stack (120) relative to one another, wherein the at least one fixing device consists at least partially of polypropylene.
Abstract:
In a method for predicting the electrical power an electrochemical energy store can output to a consumer, a processor device preferably processes at least one measurement from a plurality of measurements of the cell voltage depending on time in an information technological manner, said measurements being carried out previously on an electrochemical energy store of the same design which is subject to a plurality of discharges of the electrochemical energy store and has a power output that is constant over time and the measurements being stored in a digital memory device.