Chengmin Li

Title: Innovations of Chengmin Li

Introduction

Chengmin Li is a notable inventor based in Hangzhou, China. He has made significant contributions to the field of power supply technology, holding a total of 2 patents. His work focuses on enhancing the efficiency and functionality of direct-current power supplies.

Latest Patents

One of his latest patents is a "Switched-capacitor type modular direct-current power supply with a high step-down ratio." This invention includes an upper modular cascade circuit string and/or a lower modular cascade circuit string, a load, and an input source. The design allows for flexible expansion based on voltage and power class requirements, without the need for any voltage or current measurement apparatus.

Another significant patent is the "Gate voltage magnitude compensation equalization method and circuit for series operation of power switch transistors." This method implements dynamic voltage equalization of series-connected power switch transistors using sampling principles. It ensures that the operation of the power switch transistors remains unaffected under normal conditions while improving the speed and stability of voltage equalization control.

Career Highlights

Chengmin Li is affiliated with Zhejiang University, where he continues to innovate and contribute to research in electrical engineering. His work has garnered attention for its practical applications in modern power supply systems.

Collaborations

Chengmin has collaborated with notable colleagues such as Xiangning He and Wuhua Li, further enhancing the impact of his research and inventions.

Conclusion

Chengmin Li's contributions to power supply technology through his innovative patents demonstrate his expertise and commitment to advancing the field. His work continues to influence the development of efficient power systems.