Yisheng Zhang

Title: Yisheng Zhang: Innovator in Hybrid Drive Systems

Introduction

Yisheng Zhang is a notable inventor based in Dublin, OH (US), recognized for his contributions to hybrid drive systems. With a total of four patents to his name, Zhang has made significant advancements in vehicle technology, particularly in the area of energy recovery and drive shaft protection.

Latest Patents

Zhang's latest patents include an "Apparatus and method for operating a hybrid drive system during an extended braking condition." This innovation involves a hybrid drive system that operates in two modes: a normal energy recovery mode and an extended braking mode. In the normal mode, kinetic energy is converted into stored energy, while in the extended mode, a pressure relief valve is utilized to manage fluid flow and vehicle deceleration. Another significant patent is "Drive shaft detection for pump or motor protection," which outlines a method for determining the availability of a drive shaft to prevent vehicle damage. This method includes a drive shaft test mode and regulates shaft speed to ensure safe operation.

Career Highlights

Yisheng Zhang is currently employed at Parker-Hannifin Corporation, a leader in motion and control technologies. His work at the company focuses on developing innovative solutions that enhance vehicle performance and safety.

Collaborations

Zhang has collaborated with notable colleagues, including John Loeffler and Guobiao Song, contributing to the advancement of hybrid drive technologies.

Conclusion

Yisheng Zhang's innovative work in hybrid drive systems and vehicle safety showcases his expertise and commitment to advancing automotive technology. His patents reflect a deep understanding of energy management and vehicle dynamics, positioning him as a key figure in the field.