NSUF 21-4367: Deployment and In-Reactor Test of an Instrument for Real-Time Monitoring Thermal Conductivity Evolution of Nuclear Fuels

The objective of this proposed project is to deploy a recently developed fiber-optic-based instrument in the MIT Research Reactor to perform in-pile thermal conductivity measurements of fuels and materials. The design of this instrument is based on the photothermal radiometry. In this method, thermal conductivity is measured by locally heating the sample surface and measuring the transient temperature gradient by collecting infrared black-body radiation.

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Abstract The objective of this proposed project is to deploy a recently developed fiber-optic-based instrument in the MIT Research Reactor to perform in-pile thermal conductivity measurements of fuels and materials. The design of this instrument is based on the photothermal radiometry. In this method, thermal conductivity is measured by locally heating the sample surface and measuring the transient temperature gradient by collecting infrared black-body radiation.
Award Announced Date 2021-11-02T12:41:07.12
Awarded Institution Idaho National Laboratory
Facility Advanced Test Reactor
Facility Tech Lead Alina Zackrone
Irradiation Facility None
PI Zilong Hua
PI Email [email protected]
Project Type RTE
RTE Number 4367