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TECHNICAL PAPERS: Radiative Heat Transfer

Temperature Measurements Using a High-Temperature Blackbody Optical Fiber Thermometer

[+] Author and Article Information
David G. Barker, Matthew R. Jones

Department of Mechanical Engineering, Brigham Young University, 435 CTB, PO Box 24201, Provo, UT 84602-4201

J. Heat Transfer 125(3), 471-477 (May 20, 2003) (7 pages) doi:10.1115/1.1571085 History: Received September 25, 2002; Revised February 04, 2003; Online May 20, 2003
Copyright © 2003 by ASME
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References

Figures

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Schematic of a typical blackbody optical fiber thermometer
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Path length due to internal reflection
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Schematic of the experimental apparatus
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Available data on the spectral absorption coefficient for sapphire
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Normalized squared ith component of the predicted uncertainty
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(a) Temperature profile reconstruction and (b) predicted and measured spectral signal values for a furnace setting of 1366 K (Run 1)
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(a) Temperature profile reconstruction and (b) predicted and measured spectral signal values for a furnace setting of 1331 K (Run 1)
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(a) Simulated temperature profile reconstruction and (b) predicted and measured spectral signal values for a furnace setting of 1331 K with an increased signal-to-noise ratio and decreased SME uncertainty

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