Jianchang Li, Chenglong Wang, Sen Wang, Tingting Sun. Detection Method for Radiant Energy Flow Density on Condenser Heat-Absorbing Tube Surface[J]. Laser & Optoelectronics Progress, 2020, 57(19): 191903
- Laser & Optoelectronics Progress
- Vol. 57, Issue 19, 191903 (2020)
Fig. 1. Light spot energy flow distribution measurement device on collector tube surface of LFR system
Fig. 2. Schematic of basic measurement principle
Fig. 3. Diagram of experimental device
Fig. 4. Surface of Lambertian target
Fig. 5. Calibration test chart
Fig. 6. Transmissivity test chart of attenuation sheet
Fig. 7. Spot image
Fig. 8. Gray image of spot image
Fig. 9. Histogram of gray distribution of focus spot image
Fig. 10. Split graph with a threshold of 20
Fig. 11. Energy flow density distribution map of focus spot
Fig. 12. Projection distribution map of energy flow density of spot on target surface
Fig. 13. Energy flow density distribution map of focus spot along x-direction
|
Table 1. Test calibration result
Set citation alerts for the article
Please enter your email address
© Copyright 2018-2021 | Chinese Laser Press. All Rights Reserved 沪ICP备15018463号-20