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Simulation of spatial fuel assay using HANARO neutron beam
1Korea Atomic Energy Research Institute, Nuclear Data Evaluation Laboratory, Yusung, Taejon, South Korea. ydlee@nanum.kaeri.re.kr
Summary
Neutron tomography simulations analyzed nuclear material distribution in HANARO fuel rods. This research confirms the method
Area of Science:
- Nuclear Engineering
- Materials Science
- Reactor Physics
Background:
- Accurate analysis of nuclear material distribution is crucial for reactor safety and fuel burnup efficiency.
- The HANARO research reactor offers a neutron radiography facility for detailed fuel analysis.
Purpose of the Study:
- To perform sensitivity simulations for neutron tomography.
- To analyze the spatial distribution of nuclear materials within a HANARO fuel rod.
- To assess the feasibility and optimize conditions for neutron detection using the HANARO neutron beam.
Main Methods:
- Utilized Monte Carlo simulation techniques.
- Conducted sensitivity analysis for neutron tomography.
- Employed a real-time image processing system with the HANARO neutron radiography facility.
Main Results:
- The sensitivity simulation successfully identified the spatial distribution of nuclear materials within the fuel rod.
- Feasibility of using the HANARO neutron beam for spatial fuel assay was demonstrated.
- Optimal conditions for neutron detection were explored.
Conclusions:
- Neutron tomography is a viable technique for analyzing nuclear material distribution in HANARO fuel rods.
- The simulation confirmed the effectiveness of the proposed method for enhancing reactor safety and economics.