Ekkehard Hoffmann

Title: Ekkehard Hoffmann: Innovator in Electrical Engineering

Introduction

Ekkehard Hoffmann is a notable inventor based in Hamburg, Germany. He has made significant contributions to the field of electrical engineering, particularly in the development of methods and devices for operating electronically commutated machines. With a total of 3 patents to his name, Hoffmann's work reflects a deep understanding of complex electrical systems.

Latest Patents

Hoffmann's latest patents include a method and device for operating an electronically commutated electrical machine in the event of a fault. This invention focuses on a multiphase electrical machine driven by a driver circuit with half-bridge circuits associated with each phase. The method allows for the connection or disconnection of predetermined voltage potentials to the respective phases, ensuring reliable operation even in fault conditions. Another significant patent involves a method for operating an electronically commutated servo motor, which includes activating the motor based on a voltage space vector generated according to a predefined torque and rotor position. This innovation emphasizes the importance of maintaining permissible voltage space vectors during operation.

Career Highlights

Throughout his career, Hoffmann has worked with prominent companies such as Robert Bosch GmbH and Still GmbH. His experience in these organizations has contributed to his expertise in electrical engineering and innovation.

Collaborations

Hoffmann has collaborated with notable professionals in his field, including Ulrich Vollmer and Bernd Dittmer. These collaborations have likely enriched his work and led to further advancements in electrical engineering.

Conclusion

Ekkehard Hoffmann's contributions to electrical engineering through his patents and career experiences highlight his role as an innovator in the industry. His work continues to influence the development of reliable electrical systems.