Computed tomography measurement of 3D combustion chemiluminescence using single camera

Kuanliang Wang, Fei Li*, Hui Zeng, Shaohua Zhang, Xilong Yu

*Corresponding author for this work

Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

6 Citations (Scopus)

Abstract

Instantaneous measurement of flame spatial structure has been long desired for complicated combustion condition (gas turbine, ramjet et.). Three dimensional computed tomography of chemiluminescence (3D-CTC) is a potential testing technology for its simplicity, low cost, high temporal and spatial resolution. In most former studies, multi-lens and multi-CCD are used to capture projects from different view angles. In order to improve adaptability, only one CCD was utilized to build 3D-CTC system combined with customized fiber-based endoscopes (FBEs). It makes this technique more economic and simple. Validate experiments were made using 10 small CH4 diffusion flame arranging in a ring structure. Based on one instantaneous image, computed tomography can be conducted using Algebraic Reconstruction Technique (ART) algorithm. The reconstructed results, including the flame number, ring shape of the flames, the inner and outer diameter of ring, all well match the physical structure. It indicates that 3D combustion chemiluminescence could be well reconstructed using single camera.

Original languageEnglish
Title of host publicationOptical Measurement Technology and Instrumentation
EditorsSen Han, Jiubin Tan
PublisherSPIE
ISBN (Electronic)9781510607682
DOIs
Publication statusPublished - 2016
Externally publishedYes
EventInternational Symposium on Optical Measurement Technology and Instrumentation - Beijing, China
Duration: 9 May 201611 May 2016

Publication series

NameProceedings of SPIE - The International Society for Optical Engineering
Volume10155
ISSN (Print)0277-786X
ISSN (Electronic)1996-756X

Conference

ConferenceInternational Symposium on Optical Measurement Technology and Instrumentation
Country/TerritoryChina
CityBeijing
Period9/05/1611/05/16

Keywords

  • Algebraic Reconstruction Technique (ART)
  • Three dimensional computed tomography of chemiluminescence (3D-CTC)
  • radicals
  • reconstruction

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