Stephane Michel Kerneis

Title: The Innovative Contributions of Stephane Michel Kerneis

Introduction

Stephane Michel Kerneis, an accomplished inventor based in Velizy, France, has made significant strides in the field of turbomachinery through his innovative methods of repair. With a total of three patents to his name, his work showcases a blend of advanced engineering and practical applications in the aerospace industry.

Latest Patents

Among his latest patents, two notable innovations stand out. The first patent involves a method of repairing a blisk, a critical component of turbomachines. This method utilizes a laser build-up welding machine to repair damaged zones by building up metal in the affected areas. The process includes preparing the damaged zone, conducting a build-up weld on a test piece, and ensuring geometric and metallurgical quality before proceeding with the final repair.

The second patent focuses on repairing blades of a one-piece bladed disc of a turbomachine by welding a patch using an electron beam. Similar to his first patent, this method begins with machining the damaged zone to create a defined profile. A test piece is created to verify quality standards, and once it meets repair criteria, the patch is welded onto the damaged area without changing the welding machine's operating parameters.

Career Highlights

Stephane Michel Kerneis has had a remarkable career with notable experience at Snecma and Snecma Services, both leaders in aerospace technology. His involvement in these companies has not only enhanced his expertise but also contributed to the advancement of innovative repair techniques in turbomachinery.

Collaborations

Throughout his career, Kerneis has collaborated with esteemed coworkers such as Bernard Bouet and Claude Andre Charles Pagnon. These collaborations have fostered a rich environment for innovation, enabling the development of efficient solutions in the aerospace sector.

Conclusion

Stephane Michel Kerneis exemplifies the spirit of innovation in the field of turbomachinery repair. His patents reflect a commitment to enhancing the performance and longevity of critical aerospace components. With ongoing advancements and a focus on collaboration, Kerneis continues to pave the way for future innovations in the industry.