Development of Decommissioning, Decontamination and Remediation Technology for Nuclear Facilities. Development of Advanced Decontamination Technology for Nuclear Facilities

Development of chemical decontamination systems for the primary coolant system and nanoparticles based foam decontamination technology for large components of nuclear facilities - Development of chelating reagent-free chemical decontamination system for the primary coolant system of nuclear power plants - Development of foam decontamination technology containing nanoparticles for large components of nuclear facilities. Development of chelating reagent-free chemical decontamination system for the primary coolant system of nuclear power plants(HyBRID and HyBRID-D) - Development of chelating reagent-free chemical decontamination agent(HyBRID-Hydrazine Base Reductive metal Ion Decontamination) based on the N2H4 and catalyst effect of Cu+/2+. - Design and fabrication of the bench scale(10L) decontamination equipment which can evaluate the fluid dynamic process condition of primary coolant system for decontamination unit test and application of decontamination performance. Development of complex-fluid decontamination system containing nanoparticle for large components of nuclear facilities - Development of complex-fluid decontamination agent containing Si nanoparticles with improvement of foam stability and decontamination performance - Demonstration of foam decontamination applied to contaminated specimens from KAERI research reactor with higher foam stability and decontamination efficiency(DF>10).