Hubert Schierling

SEMICONDUCTOR MODULE COMPRISING A HEAT SINK

Clamping circuit in a rectifier with more than two potentials provided on the output side

Electronic module comprising a pulsating heat pipe

Locating a ground fault in a DC network

Circuit breaker device for DC voltage

Switching device for a DC voltage circuit

Detection of a ground fault in a direct-current network

Locating a ground fault in a DC system

Pulse circuit for providing a fault current in a DC voltage power supply grid

Method for precharging a network section

Electronic switch

Frequency converter with simplified pre-charging circuit

Method and device for automatically testing a switching member

Electronic switch with overvoltage limiter

Method for operating a direct-current grid and direct-current grid

Method for controlling a direct current switch, direct current switch, and DC voltage system

Efficient pre-charging of sections of a DC voltage network

Method for operating a power distributing apparatus, and power distributing apparatus

OPTIMIZED STRUCTURE OF A DC VOLTAGE SYSTEM AND METHOD IN THE EVENT OF FAILURE OF THE SUPPLYING NETWORK

Method for preventing a dangerous, higher-frequency earth fault current for an electrical drive system

Energy recovery rectifier device

Apparatus and method for switching a direct current

Method for controlling a Vienna rectifier

Converter and method for operating same

Method for operating a drive control device, facility with means for executing the method and drive control device with such a facility

Method and apparatus for determining an electrical torque of an electrical machine

Frequency converter with DC link capacitor and method for pre-charging the DC link capacitor

Frequency converter and method for identifying and blocking a fault current in a frequency converter

Method for operating a ground fault interrupter as well as ground fault interrupter for a frequency converter

Lossy triphase low-pass filter

CONVERTER MOTOR

Machine tool or production machine or robot

Electronic circuit composed of sub-circuits and method for producing

Machine with optical communication from a first machine part to a second machine part which rotates relative to the first machine part

Arrangement comprising two elements which can be rotatably displaced in respect of one another

Method for Automatic Adjustment of the Mains-System Frequency Parameter of a Frequency Converter Which Is Connected to a Mains System

Transmission system for interchanging information data between an electrical load and an upstream converter

Method and device for detecting a degree of pollution of an operational converter

Method for determination of the risk to disturbance-free operation of a frequency converter

Power Semiconductor

Electronic power circuit

Method and device for shutting down a drive with a matrix converter during a power outage

Process for determining the loading condition of a diode rectifier of a frequency converter

Frequency converter having an intermediate circuit without any capacitors

WIDE-VOLTAGE-RANGE CONVERTER

Method for interchanging information data between an electrical load and an item of equipment, and a load recognition unit

Drive controller for a self-commutated converter

Reduction of interference currents in a group of synchronized, variable speed electric drives

Electric machine

Method and device for bridging brief power outages in a matrix converter

Inverter with a line-side and load-side freewheeling pulse converter using SiC switching elements