Robert Boschgmbh

Volker Weeber

Gerhard Schalowski

Bernd Lutz

Andreas Schmidtlein

Klaus Heyer

Thorsten Huck

Christoph Emde

Steffen Zechmeister

Peter Sinn

Gotthilf Koerner

Martin Haas

Wolfgang Mailaender

Fei Xie

Norbert Wolfgang Kearney

Wolfgang Peveling

Bernd Kellner

Rainer Fuerst

Heinrich Barth

Stefan Hoess

Martin Klein

Thomas Saile

Ruben Obenland

Raphael Segiet

Steffen Ackermann

Ralph Schertlen

Heiko Fresser

Achim Noller

Heiko Bock

Dirk Niemeyer

Rafael Benzler

A system having a control unit, which has a housing in which at least one processing unit of the control unit is situated. The system further includes an electrical ground connection situated outside the housing; a first ground line by which the control unit and the ground connection are electrically connected; a second ground line by which the control unit and the ground connection are electrically connected; and a sensor device, which is developed to monitor an electrical first ground current flowing through the first ground line and an electrical second ground current flowing through the second ground line. The sensor device has an XMR sensor for monitoring the first and the second ground current.

System, motor vehicle

A control unit for activating a drive device, the control unit including at least one circuit board to be contacted by at least one connecting element of the drive device, which includes at least one lead-through for the connecting element, and is contactable from a contacting side via the at least one connecting element with the drive device, the contacting side facing away from the drive device. Also described is a corresponding motor unit including a control unit and a drive device, and a manufacturing method for manufacturing a motor unit.

Control unit for activating a drive device, motor unit including a drive device and a control unit and method for manufacturing a motor unit

A device for braking a vehicle includes an actuator configured to control a brake of the vehicle for braking the vehicle. The device further includes a first battery configured to be electrically connected to the actuator via a first switching device and to supply energy to the actuator. The device further includes a second battery configured to be electrically connected to the actuator via a second switching device and to supply energy to the actuator. The device further includes a controller configured to detect a state of the energy supplied to the actuator by the first battery and switch the second switching device to electrically connect the second battery to the actuator instead of the first battery in order to supply energy to the actuator when the state indicates that a need exists.

Device and method for braking and stopping a vehicle in an emergency

A device for operating an electrical consumer, in particular a solenoid valve, including at least one first circuit which encompasses an activatable first switch and a first freewheeling unit connected or connectable in parallel to the consumer, and including a control unit which is designed for activating the first switch in order to energize the consumer with a predefinable electric current with the aid of pulse width modulation. It is provided that the circuit encompasses at least one second switch and one second freewheeling unit, which is connected or connectable in parallel to the consumer, and that the control unit is designed for activating the second switch in a phase-shifted manner with respect to the first switch in order to energize the consumer.

Device for operating an electrical consumer, consumer and method

A device for operating an electric machine, it being possible for the electric machine to be at least operated in generator mode, having an electrical energy accumulator that is connected to the electric machine by an electrical circuit that has a main switch; the circuit having a motor brake circuit that is designed to feed the electrical energy generated by the electric machine in generator mode to the energy accumulator. It is provided that the motor brake circuit be designed to convert the electrical energy into heat in the case of a failure of the main switch, of a connection of the circuit to the energy accumulator and/or of the energy accumulator itself.

Device for an electric machine, in particular of a motor vehicle

An apparatus for operating a gas generator for a safety device for a vehicle includes: a first terminal and a second terminal for furnishing a triggering voltage for triggering the safety device; a firing device configured to fire in response to a firing current, in order to open a closure element; an electrical coil configured to actuate, in response to a coil current, a closure device for controlling a gas flow through the outlet opening, the coil being connected in series with the firing device between the first terminal and the second terminal; and an electrical component having a voltage-dependent resistance and connected in parallel with the firing device.

Apparatus for operating a gas generator for a safety device for a vehicle

The invention relates to an electronic control device () having electronic components () on a circuit board () which are shielded from electrical and/or magnetic interference fields. According to the invention, an electrically conductive sheet metal part () is arranged on the circuit board () which forms a Faraday cage for the electronic components () with the circuit board. The electrically conductive sheet metal part () is furthermore in thermal contact to the electronic components () and in thermal contact to the housing () of the control device () and thereby deflects heat from the electronic components () into the housing ().

Electronic control device

The invention relates to a connecting element for the electric connection of a solenoid valve to a circuit board, having a first electric contact element for electrically contacting the solenoid valve, a second electric contact element for electrically contacting the circuit board, and at least one tolerance adjusting element, and a related fluid assembly. According to the invention the connecting element is configured as one piece, and the first electric contact element and the second electric contact element are connected to each other via the at least one tolerance adjusting element. A first modifiable tolerance adjusting element enables a length adjustment in at least one spatial direction in order to predetermine a desired spatial positioning of the first contact element and the second contact element relative to each other.

Connecting element and associated fluid assembly

A device and a method are provided for determining the after-run voltage of a direct current motor which is operated via cycled control. In normal operation the direct current motor is controlled via PWM control and a first specifiable pulse/no-pulse ratio. An evaluation unit is provided for determining an after-run voltage variable which is representative of the after-run voltage of the motor. Furthermore, for determining the after-run voltage variable the direct current motor is controlled via a specifiable, variable second pulse/no-pulse ratio.

Optimized determination of the after-run voltage in DC motors

Growing community of inventors

Lauffen, Germany

Volker Weeber