Abstract
This paper presents the three-dimensional temperature measurement of an oxy-gas burner flame based on optical tomographic and two-color techniques. Eight two-dimensional (2-D) image projections of the flame are obtained concurrently by multiple imaging fiber bundles and imaging sensors. The LFBP (Logical Filtered Back-Projection) algorithm combined the SART (Simultaneous Algebraic Reconstruction Technique) is utilized to reconstruct the gray-level intensity of the flame based on its 2-D images. The flame temperature distribution is then determined using the reconstructed gray-levels through the two-color pyrometry. Experiments were undertaken under different oxy-fuel conditions. The results show that the flame temperature increases with the O2 concentration and that the temperature distribution of the oxy-fuel flame is more uniform at the root region than that at other regions.
| Original language | English |
|---|---|
| Title of host publication | 2013 IEEE International Conference on Imaging Systems and Techniques (IST 2013) Proceedings |
| Place of Publication | Piscataway, NJ |
| Publisher | IEEE |
| Pages | 91-94 |
| Number of pages | 4 |
| ISBN (Print) | 9781467357906 |
| DOIs | |
| Publication status | Published - 1 Dec 2013 |
| Event | 2013 IEEE International Conference on Imaging Systems and Techniques (IST 2013) - Beijing, China Duration: 22 Oct 2013 → 23 Oct 2013 http://ist2013.ieee-ims.org/category/conference-year/2013 |
Conference
| Conference | 2013 IEEE International Conference on Imaging Systems and Techniques (IST 2013) |
|---|---|
| Country/Territory | China |
| City | Beijing |
| Period | 22/10/13 → 23/10/13 |
| Internet address |
Keywords
- CCD camera
- imaging fiber
- Oxy-fuel flame
- temperature profile
- three-dimensional reconstruction
- tomography
- two-color method
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