Abstract: A battery module includes a battery module housing and a plurality of battery cells accommodated by the battery module housing. The battery module housing includes a main component for accommodating the battery cells and at least one additional component. The main component is of integral design and surrounds the battery cells from four sides. The additional component includes recesses for receiving a medium for temperature control. The recesses are closed by connecting the additional component to the main component to form media-carrying ducts. The main component is of open design on averted end sides. The battery cells are arranged at least substantially within the space which is surrounded by the main component.

Abstract: A method for producing an electric drive machine, including the steps of providing a stator having a cavity for the introduction of a rotor and introducing a hardenable seal into the cavity in contact with the stator and then hardening the seal.

Abstract: A method for improving the modulation index using an intelligent battery pack, in which method a battery pack includes a plurality of freely interconnectable energy modules. An energy module has at least one energy cell and at least two switches, and in which method series or parallel interconnection of a respective energy module with at least one adjacent energy module of the battery pack is implemented by a controller. A terminal voltage of the battery pack, which terminal voltage results from the respective interconnection, is adjusted in accordance with a respectively prespecified load demand on at least one N-phase electrical machine. The terminal voltage is connected as an input voltage to at least one multi-stage inverter, and an N-phase alternating current for supplying a respective N-phase electrical machine is formed by the at least one multi-stage inverter on the basis of a level of the input voltage.

Abstract: A method for determining a maximum storage capacity of an energy store, in particular as a drive battery of a vehicle with an electrical drive, including the steps of determining a state of charge of the energy store of the vehicle, charging the energy store until it reaches its maximum amount of charge, completely discharging the energy store using a separate energy storage unit for receiving the charge of the energy store, wherein an amount of charge transferred from the energy store to the energy storage unit is captured, and outputting the transferred amount of charge upon complete discharging of the energy store as the maximum capacity of the energy store.

Abstract: A method and an apparatus for energy management including an input for a first sensor, which is designed to detect a first measurement variable as information about a current to a home energy management system. A device is designed to determine a second measurement variable depending on the first measurement variable. An output designed to output the second measurement variable, instead of the first measurement variable, as information about a current to the home energy management system for the home energy management system.

Abstract: A passenger motor vehicle luggage compartment cover for a passenger motor vehicle is configured to optionally covering the luggage compartment. The luggage compartment cover includes at least one rigid luggage compartment lid which can be moved between a substantially horizontal closed position and an upright lateral parked position; and at least one stationary guide rail on which a guide element of the luggage compartment lid is guided. The luggage compartment lid is configured to be displaced between the horizontal closed position and the upright lateral parked position in a vehicle transverse direction and in the process can be pivoted with respect to a vehicle longitudinal axis.

Abstract: A device for charging a battery system of a vehicle is provided. The battery system is configured to be charged by a charging unit, the charging unit is arranged in the vehicle, and the charging unit has an input and an output. The output is configured to be connected in an electrically conductive manner to the battery system in order to charge the battery system, a connection point for a releasable electrically conductive connection for transmitting an AC voltage for charging the battery system is arranged in the vehicle, and a receiver coil is arranged in the vehicle. In the receiver coil a voltage for charging the battery system is configured to be induced, and the input of the charging unit is configured to be connected in an electrically conductive manner to the connection point and/or to the receiver coil in order to charge the battery system.

Abstract: A ventilating duct for a ventilation device of a motor vehicle includes a housing through which a flow can pass, with a main duct and at least one flow-directing element mounted rotatably about an axis of rotation in the housing. The housing has a first housing portion and a second housing portion, and the first housing portion is designed facing an air conditioning system of the ventilation device and is configured to be connectable to the latter such that the flow can pass through. The second housing portion faces a passenger cell of the motor vehicle and is configured to be arranged with the passenger cell such that the flow can pass through. The main duct is divided in the second housing portion into at least two sub-ducts with the aid of a partition which is arranged downstream of the flow-directing element.

Abstract: A motor vehicle includes a rear region, a covering, a drive system arranged in the rear region, and an air-directing component arranged above the drive system. The air-directing component is configured to direct an air flow along a first side of the air-directing component. The drive system is arranged below the covering. At least one recess is arranged on a second side of the air-directing component, the at least one recess being configured to provide an air flow under the covering in the direction of the drive system.

Abstract: A supporting arrangement for an eccentric member (8) of an adjusting arrangement (6) of a connecting rod (2) of a reciprocating piston internal combustion engine having at least one piston rod (18) that is guided displaceably by a piston (20) and a seal member (24) is connected to the supporting piston (20) in a supporting cylinder (12, 14) which is provided in the connecting rod (2) and has a longitudinal axis (16). The supporting piston (20) enclosing at least one cylinder chamber (22) with the supporting cylinder (12, 14). A side (28) of the supporting piston (20) that is directed toward the cylinder chamber (22) has a brake piston (30) that can be moved in the longitudinal axis (16). The brake piston (30) is mounted on the supporting piston (20) and can be prestressed by a spring (32).

Abstract: A motor vehicle charging cable for direct current charging of an electric energy storage device of a vehicle, having a cable jacket, a first electric conductor for a first direct current phase and a second electric conductor for a second direct current phase. The electric conductors are surrounded on the outside by the cable jacket. The electric conductors each have a conductor sheath including an outer and an inner sheathing layer. The electric conductors each have conductor cores extending within the conductor sheath and forming a conductor core strand. The electric conductors each have a first coolant duct for cooling the respective conductor core strand from the inside, which duct is surrounded by the respective conductor cores. The electric conductors furthermore each have a second coolant duct for cooling the respective conductor core strand from the outside. The second coolant duct encloses the respective conductor cores.

Abstract: A method for generating and storing a digital copy of a motor vehicle includes: (a) generating a private key; (b) storing the private key in a data memory of the motor vehicle; (c) generating the digital copy of the motor vehicle; and (d) storing the digital copy of the motor vehicle in a blockchain by way of the private key.

Abstract: A battery module for a traction battery having a housing, battery cells arranged inside the housing, a power electronics circuit board which is adjacent to the battery cells, a support face, facing away from the power electronics circuit board, for a cooling plate of the traction battery, and a heat-conducting element which bears over a surface on the power electronics circuit board and runs between the battery cells in the direction of or along the support face. Also described is a corresponding method for manufacturing a battery module, a corresponding traction battery and a corresponding electric car.

Abstract: A galvanic isolation in the power electronics system of an electricity charging station having the following features: a rectifier (11) for connection of the charging station (10) to a public low-voltage network and a galvanically isolating DC voltage converter (12) having a high clock frequency and connected to the rectifier (11) and a corresponding electricity charging station.

Abstract: A protection device (1) has a sensor (3) to sense an impact of a road user outside a motor vehicle. A control device (4) is connected to the sensor (3) and evaluates signals sensed by the sensor (3). A rear actuator (6) is connected to the control device (4) and to a hinge arrangement (21) of a front hood (2) of the vehicle. The rear actuator (6) transfers a rear part of the front hood (2) into an impact position for damping an impact sensed by the sensor (3). A front actuator (7) is connected to the control device (4) and to a hood lock (20) in a front region of the front hood (2). The front actuator (7) transfers a front region of the front hood (2) into an impact position for damping the impact. The control device (4) activates the two actuators (6, 7) in a time-delayed manner.

Abstract: A transmission device for a motor vehicle for transmitting sound signals includes a receiver unit configured to receive the sound signals, a transmission unit configured to transmit the received sound signals to a standard reproduction device configured to play back the sound signals, and a management unit configured to wirelessly ascertain at least one supplementary reproduction device wishing to receive, for the purpose of playing back, the sound signals. The transmission unit is further configured to wirelessly send the received sound signals to the at least one supplementary reproduction device.

Abstract: A method for operating a self-driving motor vehicle. A prescribed starting location and a prescribed destination are used to ascertain a driving route. A speed trajectory is determined for the ascertained driving route and the motor vehicle drives along the driving route independently on the basis of the determined speed trajectory. The determination of the speed trajectory includes the following method steps: (i) ascertainment of multiple candidate speed trajectories for the ascertained driving route, (ii) computation of an unpunctuality characteristic value for each of the ascertained candidate speed trajectories, wherein the unpunctuality characteristic value is a measure of a divergence from a prescribed desired time of arrival at the destination, and (iii) selection of that candidate speed trajectory having the unpunctuality characteristic value with the smallest magnitude.

Abstract: A control circuit for a converter for use in a vehicle, such as an electrically powered vehicle. The converter has at least one controllable power semiconductor device. The control circuit is designed to control a changeover procedure of the at least one controllable power semiconductor device based on a control signal, and the control circuit is designed to control the at least one controllable power semiconductor device based on the control signal by temporally adjusting the behaviour of the at least one controllable power semiconductor device during the changeover procedure while taking a shaping parameter into account. The shaping parameter is a shaping parameter for electromagnetic emissions of the at least one controllable power semiconductor device. Also described is a converter for use in a vehicle having the at least one control circuit of that type, a vehicle having at least one converter of that type, and a corresponding method.

Abstract: An operating element for a vehicle interior is integrated in a flexible material and comprises an electroluminescent layer arranged between a first conducting layer and a second conducting layer. The arrangement of the first conducting layer, the second conducting layer and the electroluminescent layer is configured to be operable as a capacitive sensor.

Abstract: A coil segment, in particular for a stator coil, wherein the coil segment has a conductor bundle, wherein the conductor bundle has a multiplicity of electrical conductors, wherein the conductor bundle has a form fit, wherein the conductor bundle has at least one cutout for feeding coolant. Furthermore, a method for manufacturing a stator coil, a stator coil having a coil segment according to the present invention, a machine having a stator coil according to the present invention, and a vehicle having a machine according to the present invention.