Company Filing History:
Years Active: 2007-2009
Title: Congwei Liu: Innovator in Power Conversion Technologies
Introduction
Congwei Liu is a prominent inventor based in Toronto, Canada. He has made significant contributions to the field of power conversion technologies. With a total of 2 patents, Liu's work focuses on enhancing the efficiency and functionality of power systems.
Latest Patents
Liu's latest patents include innovative solutions for power conversion systems. One of his notable inventions is a "DC voltage balance control for three-level NPC power converters with even-order harmonic elimination scheme." This patent addresses the challenges of neutral voltage balancing in open-loop system operations. It features a detailed vector sequence listing for each segment of the space vector modulation (SVM) diagrams, ensuring optimal performance through symmetrical switching states.
Another significant patent is the "AC-to-AC (frequency) converter with three switches per leg." This invention presents methods for converting input AC power to output AC power of constant or variable frequency using a minimal number of asymmetrical power switching devices. These advancements are crucial for improving the efficiency of AC power systems.
Career Highlights
Congwei Liu is currently employed at Rockwell Automation Technologies Incorporated. His role involves developing cutting-edge technologies that enhance power conversion systems. Liu's expertise in this area has positioned him as a key player in the industry.
Collaborations
Liu has collaborated with notable colleagues, including Bin Wu and Steven Carmen Rizzo. Their combined efforts contribute to the advancement of innovative solutions in power conversion technologies.
Conclusion
Congwei Liu's contributions to power conversion technologies through his patents and collaborations highlight his role as an influential inventor. His work continues to shape the future of efficient power systems.