A Tunable Diode Laser Absorption Based Velocity Sensor for Local Field in Hypersonic Flows

Zhenyu Xu; Ruifeng Kan; Jun Ran; Lu Yao; Xueli Fan; Janguo Liu

doi:10.1364/EE.2016.ETu2A.4

Light, Energy and the Environment
OSA Technnical Digest (online) (Optica Publishing Group, 2016),
paper ETu2A.4
•https://doi.org/10.1364/EE.2016.ETu2A.4

A Tunable Diode Laser Absorption Based Velocity Sensor for Local Field in Hypersonic Flows

Zhenyu Xu, Ruifeng Kan, Jun Ran, Lu Yao, Xueli Fan, and Janguo Liu

Optics and Photonics for Energy and the Environment 2016

Leipzig Germany
14–17 November 2016
ISBN: 978-0-9600380-4-6

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Optics and Photonics in Combustion Diagnostics (ETu2A)

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Z. Xu, R. Kan, J. Ran, L. Yao, X. Fan, and J. Liu, "A Tunable Diode Laser Absorption Based Velocity Sensor for Local Field in Hypersonic Flows," in Light, Energy and the Environment, OSA Technnical Digest (online) (Optica Publishing Group, 2016), paper ETu2A.4.

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Abstract

A new structure TDLAS velocity sensor for local hypersonic flow field and data processing method is presented. Schlieren images of the probe in wind tunnel tests show TDLAS measurement is barely influenced by shock layers.

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