Chang-Hwan Shin

Title: Chang-Hwan Shin: Innovator in Nuclear Fuel Assembly Technology

Introduction

Chang-Hwan Shin is a notable inventor based in Suwon-si, South Korea. He has made significant contributions to the field of nuclear engineering, particularly with his innovative designs aimed at improving the efficiency and safety of nuclear fuel assemblies.

Latest Patents

Chang-Hwan Shin holds a patent for a "Lips-type multi-purposed nuclear fuel assembly spacer grid." This invention features a unique design that supports fuel rods within a nuclear fuel assembly. The spacer grid utilizes dimples and water strider-type springs to ensure that the fuel rods maintain an equiangular surface contact. This design effectively distributes the load applied to the springs across the entire structure, thereby reducing peak stress at the contact surfaces. Additionally, it minimizes vibration of the fuel rods, which helps to prevent fretting wear caused by hydraulic vibrations. The spacer grid also enhances the cooling efficiency of the nuclear fuel assembly by incorporating mixing blades that reduce pressure loss and flow interference.

Career Highlights

Throughout his career, Chang-Hwan Shin has demonstrated a commitment to advancing nuclear technology. His innovative approach to designing spacer grids has the potential to significantly improve the performance and reliability of nuclear fuel assemblies.

Collaborations

Chang-Hwan Shin has worked alongside talented colleagues, including Dae Ho Kim and Kee Nam Song. Their collaborative efforts contribute to the ongoing development of cutting-edge technologies in the nuclear sector.

Conclusion

Chang-Hwan Shin's contributions to nuclear fuel assembly technology exemplify the importance of innovation in enhancing safety and efficiency in energy production. His work continues to influence the field and pave the way for future advancements.