Chia-Shang Liu

Title: Innovations of Chia-Shang Liu

Introduction

Chia-Shang Liu is a notable inventor based in Ann Arbor, MI (US). He has made significant contributions to the field of powertrain systems and driveline technology. With a total of three patents to his name, Liu's work showcases his expertise and innovative thinking in engineering.

Latest Patents

Liu's latest patents include a method for managing gear lash closure rate in a powertrain system. This invention involves a powertrain system that comprises a transmission, a torque-generating device, and a load coupled to a drive axle. The system utilizes a controller to process a requested output torque, employing an open-loop lash state model to provide a capped torque value and an estimated lash closure rate. Additionally, Liu has developed a driveline system with nested loop damping control. This system features a drive axle coupled to a load and an electric machine, which operates under a nested control loop architecture to manage driveline oscillation effectively.

Career Highlights

Chia-Shang Liu works at GM Global Technology Operations LLC, where he continues to innovate and contribute to advancements in automotive technology. His work has been instrumental in enhancing the performance and efficiency of powertrain systems.

Collaborations

Liu collaborates with esteemed colleagues, including Robert L. Morris and Jie Yang, who share his commitment to innovation in engineering.

Conclusion

Chia-Shang Liu's contributions to the field of powertrain systems and driveline technology highlight his role as a leading inventor. His patents reflect a deep understanding of complex engineering challenges and a dedication to improving automotive performance.