Innovation Center ● Prof. Dr.-Ing. Wilfried Hofmann
Electrical machines and drives
DIRECTOR
Prof. Dr.-Ing. Wilfried Hofmann
Dresden University of Technology
Electrotechnical Institute
Professorship Electrical Machines and Drives
Görgesbau, Room 207
Helmholtzstraße 9
01069 Dresden
Phone +49 351 463 37634
Fax +49 351 463 33655
E-mail wilfried.hofmann@tu-dresden.de
Short Vita
Professional background:
- since 2007 University Professor for Electrical Machines and Drives at the TU Dresden
- 1998 to 2002 Spokesman of the DFG Research Training Group "Energy Supply from Renewable Energy Sources" at the TU Chemnitz
- 1992 to 2007 University Professor for Electrical Machines and Drives at TU Chemnitz
- 1990 Study visit and work at the Ruhr University Bochum
- 1984 to 1988 activity as an honorary lecturer at the engineering college Berlin-Lichtenberg
- 1982 to 1989 Industrial activity as development engineer, scientific assistant and project manager
- 1984 Doctorate
- 1974 to 1978 studies of electrical engineering at the Technical University of Dresden
Research and development
- Agricultural technology of the future - machine concepts and visions
- Automation
- Drives and electrification
- Functional developments in the processing and ordering of soils.
- Functional developments in harvesting technology
- Assembly optimization
- Development of measurement methods
- Technological studies
- Sensors development
- Preparation and utilization of renewable raw materials
- Modeling and simulation of technical systems
- Regenerative energies
Expertise
- Development of novel machine and control concepts in connection with renewable energies (wind, photovoltaics, fuel cells) and energy efficiencies (motors, magnetic bearings, plants) and evaluation of these concepts with regard to overall efficiency and applicability
- Development of solutions to individual questions regarding the construction and design of machines
- Research on the development of energy-efficient power converter topologies based on new semiconductor power devices.
- Development of solutions in magnetic bearing technology with regard to low-loss bearing arrangements and reduction of friction losses in fast rotating drives
- Development of solutions with regard to a significant increase in the precision of magnetic bearings
- Development of solutions for direct drives (linear motors, torque motors) to increase the currently still unsatisfactory efficiencies
- Research with a focus on the application of regenerative electromechanical energy converters, especially for wind turbines
- Development of special electro-mechanical energy converters and low-inertia or high-torque traction motors as well as the design of suitable control methods
- Development of efficient cooling processes for compact engines
- Development of solutions for the replacement of water cooling in electrical machines by air cooling
- Development of the technical maturity of new design possibilities such as transverse cooling or the use of heat pipes in electrical machine construction
Reference projects
- Novel machine and control concepts in connection with renewable energies
- Research on the fundamentals of methodology, modeling, simulation, and tools for machines and drives
- Basic research in the field of power converter technology for energy converters (motors, generators)
- Application-oriented research in the field of magnetic bearing technology
- Application-oriented research on electromechanical energy converters, especially for wind turbines or for hybrid and electric vehicles
- Application-oriented research on the cooling of electrical machines and drives