Location History:
- Gross Meinsdorf, DE (2009 - 2013)
- Süsel, DE (2011 - 2013)
- Suessel, DE (2013)
- Suesel, DE (2013 - 2015)
- Susel/Gross Meinsdorf, DE (2012 - 2016)
- Bovenau, DE (2015 - 2021)
Company Filing History:
12 out of 55 
8 out of 71 
4 out of 42 
Years Active: 2009-2021
Title: Innovations and Contributions of Heinz-Hermann Letas in Wind Energy
Introduction
Heinz-Hermann Letas, located in Gross Meinsdorf, Germany, is a prominent inventor in the field of wind energy technology. With an impressive portfolio of 25 patents, he has significantly contributed to advancements in renewable energy systems, particularly in the optimization and control of wind turbines.
Latest Patents
Among his latest patents, the invention titled "Control of a Wind Turbine by Changing Rotation Rate Parameters" focuses on a method for enhancing the efficiency of wind turbines. This involves utilizing a doubly-fed induction generator and a converter to effectively feed electrical energy into an electrical grid while controlling various rotation rate parameters. The innovative aspect of this patent lies in the determination of variable characteristic curves that link rotation rate parameters with grid parameters, enabling optimized control based on real-time grid data.
Another notable patent, "Wind Turbine Having Low-Harmonic Converter System, and Method for Operation," introduces a converter controller that adjusts current valves using a switching frequency. The technology proposes a cyclic alteration of the switching frequency in a manner that reduces harmonics, preventing the generation of unwanted intermediate frequencies. This method enhances the operational efficiency of wind turbines while ensuring compliance with grid standards.
Career Highlights
Heinz-Hermann Letas has had a noteworthy career, having worked with renowned companies such as Repower Systems AG and Senvion SE. His contributions to these organizations have been pivotal in advancing wind turbine technologies and improving renewable energy systems.
Collaborations
Throughout his career, Letas has collaborated with esteemed professionals in the industry, including Jens Fortmann and Jorg Zeumer. These partnerships have fostered a collaborative environment that enhances innovation and drives forward-thinking solutions in wind energy.
Conclusion
Heinz-Hermann Letas remains a vital figure in the field of wind energy innovation. His extensive patent portfolio and collaborative efforts reflect his dedication to improving the efficiency and sustainability of renewable energy technologies. As the demand for clean energy solutions grows, Letas's contributions are likely to have lasting impacts on the industry.