Ruoyun Shi

Title: Ruoyun Shi: Innovator in Electric Vehicle Charging Technologies

Introduction

Ruoyun Shi is a prominent inventor based in Toronto, Canada, known for his contributions to electric vehicle charging technologies. With a total of four patents to his name, he has made significant strides in developing systems that enhance the efficiency and speed of electric vehicle charging.

Latest Patents

Among his latest patents is a system for constant current fast charging of electric vehicles. This innovative DC charging circuit includes a first inverter module corresponding to a first battery and a second inverter module corresponding to a second battery. The design features DC terminals that tap off a high-side of the first inverter module and a low-side of the second inverter module. Additionally, a front-end switching circuit is described, which controls charging input from a DC source to at least one inverter circuit, each corresponding to at least one respective battery. This front-end switching circuit serves as an add-on for interfacing with high voltage DC inputs. Another notable patent is for an on-board fast charger, which is a power electronic control system suitable for various applications, including electric vehicles. This system is configured for on-board AC fast charging when the vehicle is stationary and can also function as a drive for the vehicle's drivetrain when in motion. This innovative control system enables fast charging from existing grid infrastructure.

Career Highlights

Ruoyun Shi has worked with esteemed institutions such as the University of Toronto and Eleappower Ltd. His work in these organizations has allowed him to develop and refine his innovative ideas in the field of electric vehicle technology.

Collaborations

Throughout his career, Ruoyun has collaborated with notable individuals, including Peter Waldemar Lehn and Theodore Soong. These collaborations have contributed to the advancement of his projects and innovations.

Conclusion

Ruoyun Shi's work in electric vehicle charging technologies showcases his commitment to innovation and efficiency. His patents reflect a deep understanding of the challenges in the electric vehicle industry and provide solutions that enhance the charging experience. His contributions are paving the way for a more sustainable future in transportation.