Zheng Chen

Title: Innovations by Zheng Chen in Superalloy Repair Welding

Introduction

Zheng Chen is an accomplished inventor based in Kitchener, Canada. He has made significant contributions to the field of welding technology, particularly in the repair of gas turbine engine substrates. His innovative approach has led to the development of a unique method that enhances the durability and performance of superalloys.

Latest Patents

Zheng Chen holds a patent for a method titled "Superalloy repair welding using multiple alloy powders." This patent outlines a process for welding a gas turbine engine substrate composed of a gamma prime precipitation strengthened nickel-based superalloy. The method includes applying weld beads on the substrate to form a continuous layer, utilizing a filler material made of a first material that exhibits comparable strength and ductility to the substrate, and a second material that demonstrates greater ductility. Additionally, the patent describes creating crack propagation mitigating regions within the continuous layer by increasing the percentage of the second material in these regions compared to the remainder of the layer. Zheng Chen has 1 patent to his name.

Career Highlights

Zheng Chen is currently employed at Siemens Energy, Inc., where he continues to innovate and develop advanced welding techniques. His work focuses on enhancing the performance and reliability of gas turbine engines, which are critical components in the energy sector.

Collaborations

Zheng collaborates with Ovidiu Timotin, a fellow professional in the field, to further advance their research and development efforts. Their combined expertise contributes to the ongoing innovation in welding technologies.

Conclusion

Zheng Chen's contributions to superalloy repair welding represent a significant advancement in the field. His innovative methods not only improve the performance of gas turbine engines but also pave the way for future developments in welding technology.