Chengmin Liu

Title: Innovations of Chengmin Liu in Fault Location Technology

Introduction

Chengmin Liu is a notable inventor based in Qingdao, China. He has made significant contributions to the field of fault location in flexible DC distribution networks. His work focuses on enhancing the reliability and accuracy of power supply systems, particularly in the context of renewable energy integration.

Latest Patents

Chengmin Liu holds a patent for a "Fault location method, system and application of two-level VSC type photovoltaic connected bidirectional flexible DC distribution network." This invention addresses the technical challenges associated with fault location in distributed energy resources connected to flexible DC distribution networks. The method utilizes the directions of positive currents during faults to accurately identify fault sections. By establishing a bipolar short-circuit distance measurement model, the invention improves the precision of fault location, thereby enhancing the reliability of power supply systems.

Career Highlights

Chengmin Liu is affiliated with the China University of Petroleum, where he continues to advance research in energy systems. His innovative approaches have positioned him as a key figure in the development of technologies that support the transition to sustainable energy solutions.

Collaborations

Chengmin Liu has collaborated with notable colleagues, including Zhihua Zhang and Mingming Sun. Their joint efforts contribute to the advancement of research in the field of energy distribution and fault management.

Conclusion

Chengmin Liu's work exemplifies the critical role of innovation in enhancing the reliability of energy systems. His contributions to fault location technology are paving the way for more efficient and stable power distribution networks.