Tien M Doan

Title: Innovations by Tien M Doan in Fuel Cell Technology

Introduction

Tien M Doan is an accomplished inventor based in Columbia, MD (US) with a significant contribution to the field of fuel cell technology. He holds a total of 8 patents, showcasing his innovative approach to improving efficiency and safety in fuel cell systems.

Latest Patents

Among Tien M Doan's latest patents are two noteworthy inventions related to fuel cell systems. The first is a patent for "Fuel Cell Stack Monitoring and System Control." This invention involves a control method for monitoring a fuel cell stack by analyzing the actual voltage and current. The method establishes a pre-established relationship between voltage and current and calculates a variance value to ensure optimal operation. If the variance exceeds a predetermined limit, an output is generated, improving the reliability of fuel cell systems.

The second patent is titled "Staged Venting of Fuel Cell System During Rapid Shutdown." This invention addresses the need for a safe and efficient method of shutting down a fuel cell apparatus, particularly in vehicle propulsion systems. Upon receiving a rapid shutdown command, the system utilizes a staged approach to bypass hydrogen and air flows to prevent pressure differentials, thus ensuring a safe decommissioning of the fuel cell stack.

Career Highlights

Tien M Doan has made significant strides in the field through his tenure at GM Global Technology Operations LLC. His innovative inventions reflect a deep understanding of fuel cell technology and its applications, affirming his status as a leading inventor in this area.

Collaborations

Throughout his career, Tien M Doan has worked alongside esteemed colleagues, including Bruce Jeffrey Clingerman and Donald H Keskula. These collaborations have likely contributed to the richness and depth of his innovative projects, reinforcing the spirit of teamwork in advancing technology.

Conclusion

Through his inventive patents and collaborative efforts, Tien M Doan exemplifies the qualities of a dedicated and innovative inventor. His work continues to inspire advancements in fuel cell technology, making significant contributions that could lead to safer and more efficient energy solutions in the future.