Roger Dale Ridgeway

Title: The Innovations of Roger Dale Ridgeway in Nuclear Thermal Propulsion

Introduction

Roger Dale Ridgeway, an inventive mind located in Rustburg, VA, holds a remarkable portfolio of 6 patents. His work primarily revolves around advancements in nuclear thermal propulsion technologies. Ridgeway’s innovative approach has led to the development of sophisticated fuel assembly systems that have the potential to revolutionize the field of propulsion.

Latest Patents

One of Ridgeway’s notable patents is the Carbide-based fuel assembly for thermal propulsion applications. This inventive assembly features an outer structural member made from a ceramic matrix composite material, such as silicon carbide (SiC—SiC composite). It incorporates an insulation layer composed of porous refractory ceramic material. Notable materials include zirconium carbide with an open-cell foam structure or fibrous zirconium carbide. The assembly's design utilizes spacer structures to maintain a defined spacing relationship between various layers.

Furthermore, the fuel element bundle positioned within support meshes may consist of a series of distributively arranged fuel elements or a solid, unitary fuel element containing coolant channels, utilizing a high assay, low enriched uranium (HALEU) composition. The arrangement of these fuel assemblies forms a nuclear thermal propulsion reactor, showcasing the innovative engineering behind Ridgeway's work.

Another significant patent includes enhancements to the same carbides-based fuel assembly, emphasizing the insulation layer's continuous nature and its incremental step-wise thickness that extends along the entire fuel assembly. This thoughtful design maximizes thermal performance, positioning it as a crucial advancement in nuclear propulsion systems.

Career Highlights

Throughout his career, Ridgeway has made significant contributions within prominent organizations. He has worked at Bwxt Nuclear Energy, Inc., and Bwxt Advanced Technologies LLC, where his expertise has driven advancements in nuclear technologies and thermal propulsion applications. His patents and innovations reflect his commitment to enhancing the efficiency and safety of these technologies.

Collaborations

Ridgeway has collaborated with notable colleagues, including James Brian Inman and Eric A Barringer. These partnerships have likely contributed to the development of cutting-edge solutions in nuclear propulsion and related technologies. Together, they have pushed the boundaries of innovation within their field, further establishing their collective impact on energy solutions.

Conclusion

Roger Dale Ridgeway stands out as an influential figure in the realm of nuclear thermal propulsion. His inventive patents and collaborations highlight his dedication to advancing energy technology and fostering innovation. As the industry continues to evolve, Ridgeway's contributions will undoubtedly play a vital role in shaping future advancements in propulsion systems.