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Search theses and dissertations gathered from participating repositories worldwide. Every result links back to the library that holds it. No account is needed.
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Showing 1 to 20 of 29 for “"Molten Salt Reactors"”.
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Species transfer processes in molten salt reactors
Submission original under an indefinite embargo labeled 'Open Access'. The submission was exported from vireo on 2025-10-20 without embargo terms
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Reconsideration of Inherent Neutron Sources in Liquid Fuel of Molten Salt Reactors
… sources from alpha-n and gamma-n reactions in molten fluoride fuel salts using current gamma-n and alpha-n cross-sections and codes where possible. Original inherent neutron source was calculated for Molten Salt Reactor Experiment (MSRE) in 1959 using then-determined alpha-n cross-sections and …
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Large-eddy simulations of recirculation zones in channel-type molten salt reactors
… policymakers are considering advanced nuclear reactors as a potential source of clean base-load energy. Once such family of reactor designs is called the Molten Salt Reactor, which has been successfully demonstrated experimentally during the operation of the Molten Salt Reactor Experiment(MSRE) …
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Advancement and verification of Moltres for molten salt reactor safety analysis
Molten salt reactors, a class of advanced nuclear reactors, promise numerous improvements over the current fleet of largely light-water reactors. As the world continues its transition towards low-carbon electricity generation to combat climate change, building molten salt reactors is a potential …
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Design and Testing of a Bubble Generator for Molten Salt Surrogate Fluid
… intended for use in studying bubble dynamics in molten salt reactors using a room temperature surrogate fluid by matching the Reynolds number, Eötvös number, and Morton number defined by the properties of the helium bubbles in the pump bowl of the Molten Salt Reactor Experiment (MSRE). The …
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Decommissioning considerations for molten salt type reactors
Molten salt type small modular reactors are presently being developed as an option for providing electricity and alternative energy forms. The current proposed designs do not document how decommissioning will be addressed. The decontamination activities necessary for these reactor technologies upon …
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Natural convection of molten salt in laterally heated and top cooled vertical cylinders
Molten salt reactors offer a promising reactor technology with higher efficiency, lower pumping power and increased power density. Due to the lower operating pressures, high heat capacities, and the ability to transfer heat through natural circulation, they are especially suitable for passive …
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Accelerated atomistic prediction of structure, dynamics and material properties in molten salts
Various advanced nuclear reactors including fluoride high-temperature salt-cooled reactors (FHRs), molten salt reactors (MSRs) and fusion devices have proposed to use molten salt coolants. However, there remain many uncertainties in the chemistry, dynamics and physicochemical properties of many …
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Thermal Properties of Candidate Coolant Salts
With the increasing research on advanced reactors, molten salt reactors have been recognized for their potential. As with any advanced reactor concept, each component and material must be thoroughly investigated before any reactors of that type are created. One of the most pressing issues in MSR …
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Advancing radiative heat transfer modeling in high-temperature liquid-salts
… the use of high Prandtl number liquid-salts in energy generation systems, including fluoride salt-cooled high-temperature reactors (FHRs), molten salt reactors (MSRs), fusion devices, and concentrated solar power plants. The temperature distribution in the coolant salts can be affected …
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Molecular dynamics simulation and topological analysis of the network structure of actinide-bearing materials
… medium (alkali borosilicate glass), and three molten salt systems (LiF-BeF2, LiF-ThF4 , and LiF-UF4). I model these materials using molecular dynamics (MD) simulations, and then perform a range of material-dependent analyses - including structural evaluation, species segregation, solubility …
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Telluridm-induced corrosion of structural alloys for nuclear applications in molten salts
… corrosion (IGC) of structural alloys in molten salt reactors is currently poorly understood. Limited corrosion testing has been performed on a few select alloys in simulated reactor conditions. In this thesis, the results of performing 50 h, 100 h, and 150 h corrosion tests on alloys …
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Development and evaluation of Nuclear-Renewable Hybrid Energy System simulator with load following
… enhance the operational flexibility of nuclear reactors to adapt to dynamic power demands. A dynamic simulation tool was developed for different nuclear reactor technologies, including Pressurized Water Reactors (PWR) and Molten Salt Reactors (MSR), enabling detailed analysis of reactor power …
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Validation of a multiphase CFD model with mass transfer for xenon removal in molten salt reactor
Among the distinguishing features of molten salt reactors, the possibility of online fuel processing is especially promising. With removal of unfavorable fission products, the molten salt reactor could act as an effective converter reactor and could possibly operate in a load-following manner. The …
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Nuclear fuel cycles for mid-century development
… PHWRs, HTGRs, and fast gas cooled breed and burn reactors; single-pass recycle schemes: plutonium recycle in LWRs and direct-use of spent PWR fuel in CANDU reactors (DUPIC); multi-pass recycle schemes: transmutation of transuranics in LWRs, fast reactors, double strata systems, and molten salt …
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Rotating Disk Electrode Design for Concentration Measurements in Flowing Molten Chloride Salts
… fuel that could be used in certain advanced reactors. Molten salt reactors are of particular interest when it comes to reprocessing spent nuclear fuel because of their unique property of using a liquid fuel. Molten salt reactors and spent fuel reprocessors could be directly connected which …
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Calculating thermochemical equilibrium for multiphysics simulations of nuclear materials : development of yellowjacket gibbs energy minimiser
… Environment (MOOSE). To simulate corrosion in molten salt reactors, a new MOOSE-based tool named Yellowjacket has been developed and this work contributes to it. The objective of this work is to develop a new equilibrium thermodynamic solver to provide thermodynamic material properties and …
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Development of multi-physics capabilities in coupling computational fluid dynamics and thermodynamics for molten salt reactor applications
Existing knowledge gaps in Molten Salt Reactors (MSR), such as understanding fuel salt chemistry and fission product retention, require rigorous investigations to support reactor safety. The objective of this work was to develop a novel computational toolset tailored for multi-physics simulations …
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Influence of environmental conditions and proton irradiation on molten salt corrosion of metals
Practical applications of molten salts have emerged, especially in the power industry, such as molten salt reactors and concentrated solar power plants. However, the understanding of the molten salts, both physically and chemically, is still lacking. As one of the interactions between molten salts …
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Simulation of Irradiation of a Molten Salt Loop at the MIT Reactor
Over the past decade or so, molten salt reactors (MSR) have gained a lot of interest within the nuclear energy community, with two of the ten reactor designs supported by the Department of Energy’s (DOE) Advanced Reactor Development Program being MSRs. Commercializing MSR technology requires new …
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