Temperature distribution in granular assemblies using luminescence thermometry and radiative transfer simulation

Guangtao Xuan; Mirko Ebert; Simson Julian Rodrigues; Christian Lessig; Nicole Vorhauer-Huget; Benoît Fond; Benoît Fond

doi:10.1364/LACSEA.2022.LTh4E.4

Optical Sensors and Sensing Congress 2022 (AIS, LACSEA, Sensors, ES)
Technical Digest Series (Optica Publishing Group, 2022),
paper LTh4E.4
•https://doi.org/10.1364/LACSEA.2022.LTh4E.4

Temperature distribution in granular assemblies using luminescence thermometry and radiative transfer simulation

Guangtao Xuan, Mirko Ebert, Simson Julian Rodrigues, Christian Lessig, Nicole Vorhauer-Huget, and Benoît Fond

Laser Applications to Chemical, Security and Environmental Analysis 2022

Vancouver, British Columbia Canada
11–15 July 2022
ISBN: 978-1-957171-10-4

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Novel Technology and Special Applications (LTh4E)

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G. Xuan, M. Ebert, S. J. Rodrigues, C. Lessig, N. Vorhauer-Huget, and B. Fond, "Temperature distribution in granular assemblies using luminescence thermometry and radiative transfer simulation," in Optical Sensors and Sensing Congress 2022 (AIS, LACSEA, Sensors, ES), Technical Digest Series (Optica Publishing Group, 2022), paper LTh4E.4.

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Abstract

An optical method for multi-point temperature measurements inside granular assemblies is proposed. Signals originating from distinct thermographic phosphor-coated particles exiting the bed are separated using a linear least square method.

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