Abstract
The MPACT neutronics module of the Consortium for Advanced Simulation of Light Water Reactors (CASL) core simulator has used the MPACT cross section library based on the HELIOS and DeCART library format. The MPACT library format includes resonance data only for the specified nuclides and energy groups, scattering matrices for important nuclides and, duplicated cross sections for activation and fission product isotopes. Therefore, significant effort is required to enhance accuracy and to apply it to new fuel types. Since this MPACT library format has drawbacks that limit further improvement and generality, a new format cross section library called Simplified AMPX (SAMPX) has been developed. The SAMPX library is entirely based on the ENDF/B nuclear data file, and it includes all the ENDF/B nuclides and their cross sections, resonance data, and scattering matrices. The SAMPX library and its processing method were developed in this study.
Original language | English |
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Title of host publication | International Conference on Physics of Reactors, PHYSOR 2018 |
Subtitle of host publication | Reactor Physics Paving the Way Towards More Efficient Systems |
Publisher | Sociedad Nuclear Mexicana, A.C. |
Pages | 2794-2805 |
Number of pages | 12 |
ISBN (Electronic) | 9781713808510 |
State | Published - 2018 |
Event | 2018 International Conference on Physics of Reactors: Reactor Physics Paving the Way Towards More Efficient Systems, PHYSOR 2018 - Cancun, Mexico Duration: Apr 22 2018 → Apr 26 2018 |
Publication series
Name | International Conference on Physics of Reactors, PHYSOR 2018: Reactor Physics Paving the Way Towards More Efficient Systems |
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Volume | Part F168384-5 |
Conference
Conference | 2018 International Conference on Physics of Reactors: Reactor Physics Paving the Way Towards More Efficient Systems, PHYSOR 2018 |
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Country/Territory | Mexico |
City | Cancun |
Period | 04/22/18 → 04/26/18 |
Funding
This research was supported by the Consortium for Advanced Simulation of Light Water Reactors (http://www.casl.gov), an Energy Innovation Hub (http://www.energy.gov/hubs) for Modeling and Simulation of Nuclear Reactors under U.S. Department of Energy Contract No. DE-AC05-00OR22725.
Keywords
- CASL
- Cross section processing
- MPACT
- Simplified AMPX