Keyan Liu

Title: Keyan Liu: Innovator in Hydraulic Free Piston Engine Technology

Introduction

Keyan Liu is a notable inventor based in Minneapolis, MN (US). He has made significant contributions to the field of hydraulic free piston engines. His innovative work has led to the development of a patented technology that enhances the efficiency and control of these engines.

Latest Patents

Keyan Liu holds a patent for "Control signals for free-piston engines." This patent describes a method for operating a hydraulic free piston engine. The method includes receiving an energy parameter that represents the amount of fluid energy to be output by the engine. It also involves measuring the fluid pressure value of a fluid load of the engine. The process determines a piston trajectory within a hydraulic chamber and calculates a fuel volume value and a servo valve actuation parameter. Based on these calculations, the engine controller provides a fuel control signal to a fuel control device and a servo valve control signal to a servo valve.

Career Highlights

Keyan Liu is affiliated with the Regents of the University of Minnesota. His work at the university has allowed him to engage in cutting-edge research and development in the field of hydraulic systems. His innovative approach has garnered attention in the engineering community.

Collaborations

Keyan Liu has collaborated with esteemed colleagues such as Zongxuan Sun and Chen Zhang. These collaborations have further enriched his research and contributed to advancements in hydraulic engine technology.

Conclusion

Keyan Liu's contributions to hydraulic free piston engine technology exemplify his innovative spirit and dedication to engineering. His patent and collaborative efforts highlight the importance of research in advancing modern technology.