Abstract: A method for controlling an internal combustion engine includes: using the pressure sensor method, determining for a first injector a first control period during which a desired quantity of fuel is injected into a lead cylinder; controlling the first injector with the first control period and entering a quantity replacement signal resulting therefrom into a training characteristic field as a function of the drive train parameters; and using null quantity calibration, varying for all further cylinders a control period of the injectors assigned to the cylinders until the quantity replacement signal is reached.

Abstract: A method for determining a velocity of headwind flowing in the direction of a vehicle, based on a coolant mass flow of a coolant flowing through a heat exchanger of a cooling device of the vehicle, and an air mass flow flowing through the heat exchanger and triggered by the headwind, includes: determining a temperature drop of the coolant mass flow; determining the air mass flow responsible for the temperature drop of the coolant mass flow; and determining the velocity of the headwind flowing in the direction of the vehicle, based on the air mass flow responsible for the temperature drop of the coolant mass flow.

Abstract: A method for operating a motor vehicle having at least one component which is subject to an operation-dependent aging process, in which the connection between a load profile of the at least one component and a damage resulting therefrom is determined, and the damage of the at least one component is estimated from the determined connection, and in which an operating strategy for operating the motor vehicle is set on the basis of the estimated damage of the at least one component.

Abstract: A method for learning and determining a minimum injector-specific electric actuation duration for at least one fuel injector of an internal combustion engine of a motor vehicle. Starting with a predefined electric actuation duration which definitely does not result in an injection, the electric actuation duration is gradually increased in each engine stop and/or in each engine start in successive engine stops and/or in successive engine starts of the internal combustion engine up to an actuation duration in which an injection with a combustion occurs, and then this actuation duration may be determined as the minimum electric actuation duration. The invention also relates to a corresponding device.

Abstract: A device for cooling components, comprising a housing in which a cavity is formed, in which a phase-change material is accommodated, the housing having at least one surface, which is able to be brought into contact with the component to be cooled, and at least one heat-dissipating surface. The cavity accommodating the phase-change material is enclosed by at least one coil, and the phase-change material includes ferromagnetic or magnetizable particles. Furthermore a method for cooling a component using the device is described.

Abstract: A method for reducing the power consumption in an electrical supply network, sensors and at least one control unit in which program sequences are provided for operating the sensors being supplied with electrical energy from the electrical supply network. It is provided that sensors that are not operationally ready or whose measurement data are currently not required or whose measurement data are temporarily not evaluable, and/or program sequences assigned to these sensors, are temporarily deactivated. A control unit for carrying out the method are also described. The method and the control unit make it possible to reduce the power consumption in an electrical supply network.

Abstract: A microcontroller having a computing unit and a logic circuit. The microcontroller carries out computations for a regulation or control in a vehicle. The computing unit is connected to the logic circuit, and the logic circuit has an arrangement for computing an exponential function and is configurable.

Abstract: The invention relates to a method for operating a drive device (1), which for the purpose of providing a driving torque comprises an internal combustion engine having a plurality of cylinders (10, 11, 12, 13) that, during normal operation, supply a respective torque contribution, and at least one electric motor (3) operatively connected to said engine. To this end, in a diagnostic mode a cylinder-selective measurement of at least one characteristic operating variable is carried out, for which purpose in the diagnostic mode only the cylinder (10, 11, 12, 13) to be measured is operated and the torque contributions of the remaining cylinders (10, 11, 12, 13) are simulated by the electric motor (3).

Abstract: A method and device for planning a recovery of energy from an exhaust gas of a vehicle is provided. The method and device include: estimating an operating behavior of the vehicle on a route to be traveled by the vehicle; and planning the recovery of energy from the exhaust gas of the vehicle based on a likelihood that the estimated operating behavior of the vehicle corresponds to an operating behavior that is suitable for the recovery.

Abstract: A method for controlling a vehicle, including determining a speed curve on a coasting route, in order to let the vehicle on the coasting route coast from an actual speed to a setpoint speed, detecting an additional vehicle approaching the vehicle from behind on the coasting route, and raising the speed of the vehicle compared to the determined speed behavior on the coasting route, in order to produce a predetermined threshold distance from the additional vehicle.

Abstract: A method for implementing an energy management of a vehicle which is movable via an electric drive, the electric drive being able to be driven by electrical energy stored in an electrical energy store, the method including: inputting a destination; and searching for a route to the destination, on which an available electrical energy source able to be used to recharge the electrical energy store is available within a minimum distance; the minimum distance corresponding to a path along which the vehicle is minimally still able to drive using the energy stored in the electrical energy store.

Abstract: A method for determining a velocity of headwind flowing in the direction of a vehicle, based on a coolant mass flow of a coolant flowing through a heat exchanger of a cooling device of the vehicle, and an air mass flow flowing through the heat exchanger and triggered by the headwind, includes: determining a temperature drop of the coolant mass flow; determining the air mass flow responsible for the temperature drop of the coolant mass flow; and determining the velocity of the headwind flowing in the direction of the vehicle, based on the air mass flow responsible for the temperature drop of the coolant mass flow.

Abstract: An emulation system and emulation method for a no longer available microcontroller, having a supplyable microcontroller and emulation software able to be run thereon, and having an interpreter, the emulation software forming a software layer between the hardware of the available microcontroller and an operating software of the no longer available microcontroller, and the software being adapted in such a way that the hardware of the available microcontroller in conjunction with the additional emulation software behaves like the hardware of the no longer available microcontroller, and the interpreter is adapted in order to represent address, code and data information of the operating software of the no longer available microcontroller to functionally equivalent address, code and data information of the available microcontroller.

Abstract: A method for joining studs to workpieces, in particular for the purpose of stud welding, comprising the steps of acquiring a distinguishing dimension of a stud to be joined by the application of a sensing element to the stud and through measurement of a travel distance of the sensing element as it is applied to the stud; and then joining the stud to a workpiece, if the dimension of the stud is within an allowable tolerance range, and the allowable tolerance range is adapted in dependence on the travel distance of the sensing element measured during a preceding method step.

Abstract: A method for determination of electrical variables of a welding circuit which is connected to an electrical power supply device and operable to provide either a welding current or a lesser pilot current, the method including the steps of (a) determining the resistance of the welding circuit and (b) determining the inductance of the welding circuit.

Abstract: A companion chip for a microcontroller has a microprocessor bus domain and a peripheral module bus domain, which are connected to each other via a bus bridge. The microprocessor bus domain includes at least one microprocessor core, and the peripheral module bus domain includes at least one global time-management module as well as modules for communication with the outside world and for signal processing. The companion chip further includes at least one FIFO module for transmitting data within the chip, and between the chip and the microcontroller, and a management module connected to the FIFO module, which ensures the consistency of the data by associating a respective time value and/or an angle of rotation.

Abstract: A battery system for a motor vehicle is described having at least one electrochemical cell and at least one latent heat accumulator, in which the latent heat accumulator has a phase-change material as the storage medium. A crystallization initiation device is provided for triggering an exothermic phase transition of the phase-change material, the crystallization initiation device being triggered with the aid of a control unit.

Abstract: The invention relates to a method for operating a hydraulic hybrid vehicle (2) having a primary (5) and a hydraulic (6) drive unit, which is operated with a hydraulic medium for creating a positive or negative torque, said medium being delivered in different operational states by means of the hydraulic drive unit (6) from a hydropneumatic low pressure accumulator (12) into a hydropneumatic high pressure accumulator (11) or is discharged from the hydropneumatic high pressure accumulator (11) into the hydropneumatic low pressure accumulator (12) for driving the hydraulic drive unit (6). In order to further increase the safety and/or the driving comfort during the operation of the hydraulic hybrid vehicle having a primary drive unit and a hydraulic drive unit, the pressure and/or the temperature or a change of the pressure and/or the temperature is detected in the hydropneumatic high pressure accumulator (11) in order to monitor the torque generated by the hydraulic drive unit (6).

Abstract: A pressure pump device for a hybrid vehicle, which is drivable by a combustion engine having a fuel pressure accumulator and by an electric drive. The pressure pump device includes a pressure pump, which is mechanically connectable to the electric drive for supplying fuel to the fuel pressure accumulator.

Abstract: A microcontroller having a computing unit and a logic circuit. The microcontroller carries out computations for a regulation or control in a vehicle. The computing unit is connected to the logic circuit, and the logic circuit has an arrangement for computing an exponential function and is configurable.