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Full-Text Articles in Nuclear Engineering

Sensitivity Analysis Of Thermophysical Properties Of Molten Salts Using A Molten Salt Demonstration Reactor Model In Transform, Sarah Elizabeth Creasman May 2023

Sensitivity Analysis Of Thermophysical Properties Of Molten Salts Using A Molten Salt Demonstration Reactor Model In Transform, Sarah Elizabeth Creasman

Doctoral Dissertations

Molten Salt Reactors (MSRs) are currently of interest due to the push for smaller reactors that are easier to deploy and the need for sustainable energy around the world. Nuclear energy can play an important role in addressing the issue of energy inequality and climate change. One of the main obstacles to deploying MSRs is licensing. An important aspect to understand in terms of licensing is the uncertainty of the thermophysical properties of the molten salt at the beginning of the cycle and during normal operations and transients. MSRs have already been proven as a viable concept; two research reactors—The …


Nuclear Power: Black Sky Liability Or Black Sky Asset?, Sherrell R. Greene Dec 2016

Nuclear Power: Black Sky Liability Or Black Sky Asset?, Sherrell R. Greene

International Journal of Nuclear Security

Ready access to abundant electricity is a key enabler of modern life. During the past decade the vulnerability of Critical Infrastructure sectors in the U.S. to a variety of natural hazards and man-made threats has become increasingly apparent. The electrical infrastructure (the “Grid”) is the foundation for all other critical civil infrastructures upon which our society depends. Therefore, protection of the Grid is an energy security, homeland security, and national security issue of highest importance. Geomagnetic disturbances (GMD) induced by solar coronal mass ejections (CMEs), electromagnetic pulse (EMP) attacks, and cyber attacks are three events having the potential to plunge …


In-Situ Condition Monitoring Of Components In Small Modular Reactors Using Process And Electrical Signature Analysis, Victor Lollar Mar 2013

In-Situ Condition Monitoring Of Components In Small Modular Reactors Using Process And Electrical Signature Analysis, Victor Lollar

Pursuit - The Journal of Undergraduate Research at The University of Tennessee

Components in small modular reactors (SMRs) are located in a hazardous environment and must be monitored remotely. Electrical signature analysis (ESA) is a viable option for component monitoring as it can be implemented on-line away from the actual equipment. This research attempts to use both electrical signatures from a pump motor and process variables such as flow and pressure to effectively monitor reactor components. An experimental flow loop with pump health monitoring equipment and a data acquisition system was used for experiments. Process variables analyzed include pressure, flow rate, water level, and motor vibrations. The electrical signatures monitored were the …