Mingrui Lv

Title: Innovations in Power System Protection by Mingrui Lv

Introduction

Mingrui Lv is an accomplished inventor based in Tianjin, China. He has made significant contributions to the field of power system protection and control. His innovative approach focuses on enhancing the accuracy and speed of fault identification in voltage traveling-wave differential protection systems.

Latest Patents

Mingrui Lv holds a patent for a "Time domain calculation method of voltage traveling-wave differential protection for VSC-HVDC transmission lines." This invention addresses the challenges posed by frequency-dependent parameters in power systems. The method involves calculating the characteristic impedance and propagation coefficient of transmission lines in the time domain. It also includes the collection of voltage and current signals at both ends of the transmission line. By comparing the differential value of the voltage traveling wave with a preset threshold, the system can effectively determine the occurrence of internal faults. This patent represents a significant advancement in the field, providing more accurate and rapid fault identification.

Career Highlights

Mingrui Lv is affiliated with Tianjin University, where he continues to contribute to research and development in power system technologies. His work has garnered attention for its practical applications in enhancing the reliability of electrical systems.

Collaborations

Mingrui has collaborated with notable colleagues, including Botong Li and Bin Li. Their joint efforts have furthered advancements in the field of power system protection.

Conclusion

Mingrui Lv's innovative contributions to power system protection demonstrate his commitment to improving electrical safety and efficiency. His patent reflects a deep understanding of the complexities involved in modern power systems. Through his work, he continues to influence the future of power system technologies.