Abstract: A motor vehicle includes a charging device including at least one charging circuit for charging an electrical energy store of the motor vehicle, the charging device comprising a charging unit integrated into the charging circuit, the charging unit being detachably coupled to the motor vehicle and removable from the motor vehicle, and the removed charging unit being connectable to the motor vehicle and operable for charging the energy store.

Abstract: A calibration device for a charging device of an electric vehicle and a method for calibrating a charging device of an electric vehicle are described.

Abstract: A device and a method for predictive brush control in separately excited electric motors.

Abstract: A function extension module for charging stations and a method for its operation.

Abstract: A motor vehicle, especially an electrically operated motor vehicle, having a heating fluid circuit by which a heating fluid, especially water, can be taken to at least one component of the motor vehicle which is to be heated, and a heating device to heat the heating fluid, wherein the heating device comprises a basic component mounted in the motor vehicle, comprising a heating duct, which is part of the heating fluid circuit, and electrical connectors, which are connected to an onboard network of the motor vehicle, wherein the basic component comprises multiple interfaces for heating modules configured separately from the basic component, each of them comprising a current connection to the power supply of the respective heating module and being adapted to hold the respective heating module, while at least one of the interfaces is occupied by a heating module the operation of which provides heat for heating the heating fluid carried through the heating duct.

Abstract: A portable modular external AC charger and an AC charging system for a high-voltage battery of an electric or hybrid motor vehicle, may allow charging performance and range of functions to be adapted as desired.

Abstract: A motor vehicle includes a charging device including at least one charging circuit for charging an electrical energy store of the motor vehicle, the charging device comprising a charging unit integrated into the charging circuit, the charging unit being detachably coupled to the motor vehicle and removable from the motor vehicle, and the removed charging unit being connectable to the motor vehicle and operable for charging the energy store.

Abstract: A calibration device for a charging device of an electric vehicle and a method for calibrating a charging device of an electric vehicle are described.