One-dimensional tomography of axisymmetric temperature distribution with limited TDLAS data by using three-point Abel deconvolution

Chang Liu, Lijun Xu, Zhang Cao, Fangyan Li

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Abstract / Description of output

In this paper, a three-point Abel deconvolution algorithm was employed to reconstruct one-dimensional axisymmetric temperature distribution of the flame with limited tunable diode laser absorption spectroscopy (TDLAS) data. To suppress the background noise and improve the sensitivity of measurement, the wavelength modulation spectroscopy (WMS) technique is adopted in TDLAS measurement at 7185.597 cm -1 and 7444.36 cm -1 . Split by a 2×8 fiber-coupler, the collimated laser in eight parallel channels penetrate the axisymmetric flame generated by a porous burner. Detected by eight photodiode detectors, limited measurement data of eight projections is obtained and used to retrieve the one-dimensional axisymmetric temperature distribution by using three-point Abel deconvolution. Simulation results validated the feasibility of this approach.
Original languageEnglish
Title of host publication2014 IEEE International Conference on Imaging Systems and Techniques (IST) Proceedings
PublisherInstitute of Electrical and Electronics Engineers
Pages432-435
DOIs
Publication statusPublished - 20 Nov 2014
Event2014 IEEE International Conference on Imaging Systems and Techniques, IST 2014 - Santorini Island, United Kingdom
Duration: 14 Oct 201417 Oct 2014

Conference

Conference2014 IEEE International Conference on Imaging Systems and Techniques, IST 2014
Country/TerritoryUnited Kingdom
CitySantorini Island
Period14/10/1417/10/14

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