Company Filing History:
Years Active: 2020-2023
Title: Innovations of Inventor Kaipei Liu
Introduction
Kaipei Liu is a prominent inventor based in Hubei, China. He has made significant contributions to the field of power electronics, particularly in fault diagnosis methods and control techniques for inverters. With a total of 4 patents to his name, Liu's work is recognized for its innovative approaches to complex electrical systems.
Latest Patents
One of Liu's latest patents is a "Power electronic circuit fault diagnosis method based on optimizing deep belief network." This method involves several steps, including the use of an RT-LAB hardware-in-the-loop simulator to conduct fault experiments and collect DC-link output voltage signals across different fault types. The process utilizes empirical mode decomposition to extract intrinsic function components from the output voltage signal, which are then analyzed to create a fault feature data set. Liu's method employs a feature selection technique using extreme learning machines to refine the data set, ultimately optimizing a deep belief network through a crow search algorithm to achieve accurate fault diagnosis results.
Another notable patent is the "Generalized pulse width modulation technique for specific inter-harmonics control of the inverters." This technique addresses the challenges posed by low-frequency oscillations in power systems, particularly those caused by the interaction of various power converters and devices. Liu's approach aims to dampen specific inter-harmonics that can lead to sub-synchronous resonance, thereby enhancing the stability and reliability of power systems.
Career Highlights
Kaipei Liu is affiliated with Wuhan University, where he continues to advance research in power electronics. His work has garnered attention for its practical applications in improving the efficiency and safety of electrical systems. Liu's innovative methods are paving the way for future developments in the field.
Collaborations
Liu collaborates with esteemed colleagues, including Yigang He and Hui Zhang. Their combined expertise contributes to the advancement of research and innovation in power electronics.
Conclusion
Kaipei Liu's contributions to the field of power electronics through his innovative patents demonstrate his commitment to enhancing electrical systems. His work not only addresses current challenges but also sets the stage for future advancements in technology.