Company Filing History:
Years Active: 2014
Title: Joerg Kretschmann: Innovator in Power Control Technologies
Introduction
Joerg Kretschmann, an inventor based in Kempen, Germany, has made significant contributions to power control technologies with his inventive spirit. He holds two patents that demonstrate his expertise in managing power outputs, particularly in applications related to doubly-fed induction machines.
Latest Patents
Kretschmann's latest patents are centered on innovative methods and devices for controlling power in electrical systems. His first patent focuses on "Direct power control with component separation." This invention outlines a sophisticated method for managing the power output of a doubly-fed induction machine connected to the grid. The process involves measuring grid voltage and current, transforming them into a specific coordinate system, and decomposing these signals into positive and negative sequences to effectively calculate and control active and reactive power. This approach not only provides excellent dynamics but also assures fault-ride-through capabilities during instances of unbalanced grid voltages.
The second patent is titled "Device for controlling a double-fed asynchronous machine." It describes a control device and method designed for managing double-fed asynchronous machines, particularly applicable in power plants, including wind and water energy installations. The device comprises an indirect converter connected to the machine's rotor, incorporating both rotor-side and line-side converters. It also features control elements for managing the converter and includes damping mechanisms with adjustable characteristics, allowing for improved operational efficiency.
Career Highlights
Joerg Kretschmann is associated with Woodward Kempen GmbH, where he applies his inventive skills to develop advanced control technologies. His role at the company emphasizes innovation in the renewable energy sector, aligning perfectly with the global shift towards sustainable power solutions.
Collaborations
Throughout his career, Kretschmann has collaborated with notable industry professionals, including his coworker Stephan Engelhardt. Together, they have contributed to the development and enhancement of control systems that push the boundaries of existing technologies in electrical engineering.
Conclusion
Joerg Kretschmann stands out as an impactful inventor in the field of power control. His innovative patents not only reflect his technical prowess but also address the growing demands for efficient energy management solutions. As the world continues to shift toward sustainable energy sources, Kretschmann's contributions are sure to play a vital role in shaping the future of power engineering.