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Showing 1 to 20 of 76 for “"Gas-Cooled"”.
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Neutronic Analysis of Horizontal-Compact High Temperature Gas-cooled Reactor
… a 150MWt horizontal compact high temperature gas-cooled reactor (HC-HTGR) has been proposed. The HC-HTGR has potential to reduce the capital cost of a traditional vertical oriented HTGR by 20% through reduction in reactor building volume. This benefit comes with a trade-off in control system …
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Design of compact intermediate heat exchangers for gas cooled fast reactors
… CO2 Brayton power cycle to a helium cooled fast reactor core. In particular, the wavy channel friction factor and the effective conduction thickness between channels were evaluated by simulations using state of the art software (FluentTm). To support the competitiveness of the PCHE, …
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Modular gas-cooled reactor economics : the application of continent-claims analysis
Thesis (M.S.)--Massachusetts Institute of Technology, Dept. of Nuclear Engineering, 1992.
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Environmental impacts of the modular high temperature gas-cooled reactor (MHTGR)
Thesis (M.S.)--Massachusetts Institute of Technology, Dept. of Nuclear Engineering, 1990.
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Design for Cost Methodology Applied to High Temperature Gas-Cooled Reactors
… A comparison is made between nuclear and natural gas, suggesting possible cost reductions in a rebooted nuclear industry. Because of the unusual, black swan risk associated with nuclear, the starting point for massive cost reductions and widescale deployment is a new safety paradigm that reduces …
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Evaluation of a gas-cooled fast breeder reactor for ship propulsion.
Massachusetts Institute of Technology. Dept. of Nuclear Engineering. Thesis. 1972. Nucl.E.
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Nonlinear estimation for condition monitoring of advanced gas-cooled nuclear reactor cores
As the Advanced Gas-cooled Reactor (AGR) nuclear power stations are ageing, the nuclear core composed by graphite bricks can distort. The direct measurement of the core condition is costly and time-consuming, hence, alternative methods have been developed to provide the necessary information about …
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Isotopic and reactor physics characterization of a gas-cooled, pebble-bed microreactor
Submission original under an indefinite embargo labeled 'Open Access'. The submission was exported from vireo on 2022-11-11 without embargo terms
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Experimental and analytic evaluation of gas-cooled reactor cavity cooling system performance
Thesis (Sc. D.)--Massachusetts Institute of Technology, Dept. of Nuclear Engineering, 1991.
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DABLE--a facility for measuring fission product transport in gas-cooled reactors
Thesis (Ph. D.)--Massachusetts Institute of Technology, Dept. of Nuclear Engineering, 1991.
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OXIDATION OF SILICON CARBIDE AND GRAPHITE FOR HIGH TEMPERATURE GAS-COOLED REACTOR APPLICATIONS
… in Gen IV thermal spectrum high temperature gas cooled nuclear reactors. It is imperative to understand the oxidation behavior of such materials to predict their response to off-normal environments and certify their accident tolerance to implement Gen IV reactors. The onset of oxidation …
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An integrated performance model for high temperature gas cooled reactor coated particle fuel
… development and deployment of High Temperature Gas Reactor (HTGR) systems for future power generation. Fuel performance modeling is indispensable for understanding the physical behavior of fuel particles and achieving their high reliability during operations and accidents through a guided design …
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A buffer gas cooled molecular beam apparatus for chirped pulse millimeter wave spectroscopy
An apparatus that utilizes buffer gas cooling to produce slow atomic (Ba, Ca) and molecular (BaF, CaF) beams is constructed. In-cell temperatures of 20 ± 0.25K are achieved with chamber cooldown times of under two hours. Laser Induced Fluorescence (LIF) spectra of BaF and CaF confirmed …
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Elevated Temperature Oxidation Behavior and Mechanical Properties of High Temperature Gas Cooled Reactor Materials
Made available in DSpace on 2017-07-06T18:55:31Z (GMT). No. of bitstreams: 3 Nagarathnam_Karthikeyan_MS.pdf: 120520263 bytes, checksum: 3e0eb2457be7fdfc7e531cbc3263cf05 (MD5) Nagarathnam_Karthikeyan_MS_ABS.pdf: 1198387 bytes, checksum: 23b15010e2eebe8cd6f4ba495ce3ff33 (MD5) license.txt: 4813 bytes, …
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Multi-physics and technical analysis of high-temperature gas-cooled reactors for hydrogen production
… environmental concerns. High-Temperature Gas-cooled Reactors have several desirable features that make them ideal candidates for the near-future large-scale deployment. Some of these features are a high temperature and high thermal cycle efficiency, which enable a wide range of process …
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Core design and reactor physics of a breed and burn gas-cooled fast reactor
… funded research has focused on the design of a Gas-cooled Fast Reactor (GFR) operating in a Breed and Burnm (B&B) fuel cycle mode. B&B refers to a once-through fuel cycle where low enriched uranium (less than 5 w/o 235U in U) subcritical assemblies are loaded into the core in equilibrium, yet …
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Development of a High Temperature Gas-Cooled Reactor TRISO-coated particle fuel chemistry model
… the chemical environment in a High Temperature Gas-Cooled Reactor TRISO fuel particle. Fission product inventory versus burnup is calculated. Based on those results a thermodynamic analysis is performed to determine fission product vapor pressures, oxygen partial pressure, and carbon monoxide …
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Utilizing radiation heat transfer to increase the power density in a gas-cooled reactor
Thesis (M.S.)--Massachusetts Institute of Technology, Dept. of Nuclear Engineering, 1991.
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Benchmarking of the MIT High Temperature Gas-cooled Reactor TRISO-coated particle fuel performance model
MIT has developed a Coated Particle Fuel Performance Model to study the behavior of TRISO nuclear fuels. The code, TIMCOAT, is designed to assess the mechanical and chemical condition of populations of coated particles and to determine the failure probability of each of the structural coating …
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Radiation Shielding Design and Radioactive Waste Assessment of Horizontal Compact High Temperature Gas-Cooled Reactor
… power plants utilizing small High Temperature Gas-Cooled Reactors (HTGRs) can provide economic, environmentally favorable and reliable electricity and heat for community and industrial purposes, Boston Atomics LLC initiated the design of Horizontal Compact HTGR (HC-HTGR). This work addresses …
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