Eugen Holl

System and Method for Precharging and Discharging a High Power Ultracapacitor Pack

Method and device for controlling a sensorless field-oriented asynchronous machine

Process and device for compensating a fault voltage at a pulse-controlled inverter

Method and apparatus for simulating the currents in an inverter fed rotating field machine.

Control system for a hybrid system consisting of at least one energy accumulator and one energy source

Method and apparatus for current control of a permanent magnet field oriented controlled synchronmotor with trapezoidal e.m.f

Hybrid drive system and method for adjusting a hybrid drive system

Water-cooled inverter for synchronous and asynchronous electric vehicle drives

Control system for hybrid system with at least one energy reservoir and energy source e.g. for buses

Hybrid drive system and method for controlling a hybrid drive system