Leif-Erik Wraee

Title: Innovations of Leif-Erik Wraee in Wind Power Technology

Introduction

Leif-Erik Wraee is a notable inventor based in Tommerup, Denmark. He has made significant contributions to the field of renewable energy, particularly in wind power technology. His innovative approach has led to the development of a unique patent that enhances the efficiency of wind energy systems.

Latest Patents

Wraee holds a patent for a "Wind mill power flow control with dump load and power converter." This invention pertains to a wind mill apparatus designed for generating electric power to a grid point of an electric network. The apparatus comprises a wind rotor and an electric generator that is operatively connected to the wind rotor. Additionally, it features an electric multiphase AC link that connects the generator to the grid point. The AC link includes a first current path with switchgear, a second current path with a DC link, and a capacitor connected between the conductors of the DC link. Notably, the AC link also incorporates a connectable multiphase dump load that blocks reactive power flow during fault conditions while allowing a reduced transfer of active power.

Career Highlights

Leif-Erik Wraee is currently associated with ABB Research Ltd., where he continues to work on innovative solutions in the energy sector. His expertise in wind power technology has positioned him as a key player in advancing sustainable energy solutions.

Collaborations

Wraee collaborates with talented professionals in his field, including Lars Gertmar and Hans Christian Christensen. Their combined efforts contribute to the development of cutting-edge technologies in renewable energy.

Conclusion

Leif-Erik Wraee's contributions to wind power technology exemplify the importance of innovation in the renewable energy sector. His patent reflects a significant advancement in the efficiency and reliability of wind energy systems.