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Showing 1 to 11 of 11 for “"nuclear energy systems"”.
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Materials Design for Advanced Nuclear Energy Systems: Refractory High Entropy Alloys and Metallic Multilayer Composites
Advanced nuclear reactors present a multitude of materials challenges due to high op- erating temperatures, corrosive environments, and neutron radiation damage. In this thesis, I focus on two approaches to designing better materials for advanced reactors, high entropy alloys (HEAs) and metallic …
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A Preliminary Design of Two Nuclear Energy Systems for Emergency On-Site Power Generation at Ballistic Missile Defense Installation
Made available in DSpace on 2017-07-06T18:55:10Z (GMT). No. of bitstreams: 2 Linnard_Jon_W_MS.pdf: 33799749 bytes, checksum: 101ccadaba983c9cdd9a6f9b07d684b9 (MD5) license.txt: 4813 bytes, checksum: 715c4321821a960fa1a1e91d2ac7ebce (MD5) Previous issue date: 1975
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A unified risk-Informed framework to assess the proliferation risk and license the proliferation performance of nuclear energy systems
… that use, store, produce, or reprocess special nuclear materials (SNM). The current surge of interest in nuclear energy requires resolution of concerns about the appropriateness of the current nuclear non-proliferation regulatory framework for the threats challenging nuclear energy systems …
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Artificial Neural Network and Dynamic Probabilistic Risk Assessment for passive safety systems
… for the safety assessment of passive safety systems, particularly in mitigating Loss of Coolant Accidents (LOCAs). While using the BWRX-300 SMR, the study highlights the broader applicability of these techniques to enhance traditional Probabilistic Safety Assessment (PSA). ANNs were employed …
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An integrated methodology for quantitative assessment of proliferation resistance of advanced nuclear systems using probabilistic methods
… to evaluate proliferation resistance of nuclear energy systems is outlined and demonstrated focusing upon the proliferation competition. The methodology consists of four steps: actor characterization, proliferation competition model development, model input evaluation, and pathway …
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Nuclear Fuel Requirements For the American Economy - A Model
… of various fuel streams required to supply energy from planned and projected nuclear plant operations, including new builds. Flexible, user-defined scenarios can be constructed with respect to energy requirements, choices of reactors and choices of fuels. The model includes interactive …
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On the use of high performance annular fuel in PWRs
Recently, MIT's Center for Advanced Nuclear Energy Systems developed a new high burnup annular fuel that features both internal and external cooling. Implementation of this fuel design in current pressurized water reactors (PWRs) will allow power uprates up to 50% while maintaining or improving its …
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A Structure-based Machine Learning Approach for Spatiotemporal Fluctuations in Nuclear Thermal Fluids
In nuclear energy systems, flow-assisted damage can arise at locations where complex turbulent structure interaction drives enhanced mechanical loads and mixing of different temperature flows drives thermal-induced mechanical failures. Thermal striping is a such phenomenon characterized by the …
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Analyzing the proliferation resistance of advanced nuclear fuel cycles : in search of an assessment methodology for use in fuel cycle simulations
… to assess proliferation resistance of advanced nuclear energy systems is investigated. The framework, based on Multi-Attribute Utility Theory (MAUT), is envisioned for use within early-stage fuel cycle simulations. Method assumptions and structure are explained, and reference technology cases …
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CFD Modeling and Simulation of Natural Circulation in Helium- Cooled Very High Temperature Reactors
… Very High Temperature Reactor (VHTR) systems, focusing on the performance and validation of passive safety features under Pressurized or Depressurized Loss of Forced Cooling (P-LOFC or D-LOFC) events. An experimental facility inspired by the General Atomics 350 MWt Modular High …
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The influence of temporal detail and inter-annual resource variability on energy planning models
Submission original under an indefinite embargo labeled 'Open Access'. The submission was exported from vireo on 2022-11-11 without embargo terms