Acta Optica Sinica, Volume. 41, Issue 10, 1030003(2021)
Study on Variation of Short Wave Infrared Spectral Emissivity of High-Temperature Graphite Plate
Figures & Tables(10)
Table 1. Temperature distribution of each group
View tableTable 1. Temperature distribution of each group
Temperature /K Mean /K Median /K Mode /K Minimum /K Maximum /K Standard deviation /K 573 558.565 559.150 559.150 552.150 563.150 2.436 623 604.930 605.150 605.150 600.150 609.150 1.983 673 648.505 648.650 649.150 641.150 655.150 2.480 723 692.460 692.150 692.150 686.150 698.150 2.461 773 732.115 732.150 733.150 723.150 740.150 3.224 823 772.675 773.150 773.650 764.150 779.150 3.122 873 815.572 816.150 817.150 809.150 822.150 3.158 923 855.410 856.150 855.150 842.150 864.150 4.660
Table 2. Variance results for different combinations
View tableTable 2. Variance results for different combinations
Combination of temperature /K QA fA Qe fe P F Fa 573,923 1.282 1 0.543 398 8.000×10-107 939.770 3.865 573--923 2.227 7 1.692 1591 8.500×10-285 299.170 20.150 573,623 0.009 1 0.578 398 1.459×10-2 6.018 3.865 623,673 0.002 1 0.364 398 1.800×10-1 1.804 3.865 673,723 0.036 1 0.398 398 3.538×10-9 36.483 3.865 723,773 0.008 1 0.444 398 9.190×10-3 6.852 3.865 773,823 0.010 1 0.419 398 2.750×10-3 9.080 3.865 823,873 0.150 1 0.341 397 3.273×10-33 174.070 3.865 873,923 0.055 1 0.298 397 2.480×10-16 73.299 3.868
Table 3. Statistics for emissivity data
View tableTable 3. Statistics for emissivity data
Temperature /K Mean Median Mode Minimum Maximum Standard deviation 573 0.769 0.770 0.761 0.686 0.876 0.045 623 0.760 0.769 0.756 0.701 0.841 0.029 673 0.756 0.757 0.771 0.683 0.848 0.031 723 0.737 0.738 0.754 0.667 0.821 0.032 773 0.728 0.732 0.738 0.652 0.804 0.035 823 0.718 0.722 0.722 0.656 0.798 0.030 873 0.679 0.675 0.665 0.621 0.748 0.029 923 0.656 0.652 0.658 0.611 0.736 0.026
Table 4. Fitting parameters
View tableTable 4. Fitting parameters
Wavelength /nm a0 /(10-4 K-1) a1 R2 Wavelength /nm a0 /(10-4 K-1) a1 R2 1300 -7.582 1.273 0.875 2000 -4.113 1.033 0.922 1400 -5.870 1.159 0.934 2100 -3.898 1.022 0.919 1500 -5.545 1.117 0.929 2200 -3.700 0.988 0.918 1600 -5.338 1.095 0.923 2300 -3.585 1.006 0.903 1700 -5.023 1.075 0.918 2400 -3.546 1.015 0.912 1800 -4.484 1.038 0.912 2500 -3.856 0.997 0.920 1900 -4.522 1.075 0.921
Tools
Get Citation
Copy Citation Text
Yutao Bian, Jun Pan, Lijun Jiang, Yehan Sun, Yu Cao, Bowen Fan. Study on Variation of Short Wave Infrared Spectral Emissivity of High-Temperature Graphite Plate[J]. Acta Optica Sinica, 2021, 41(10): 1030003
Paper Information
Category: Spectroscopy
Received: Oct. 28, 2020
Accepted: Dec. 21, 2020
Published Online: May. 11, 2021
The Author Email: Pan Jun (panj@jlu.edu.cn)
© Copyright 2018-2021 | Chinese Laser Press.
All Rights Reserved 沪ICP备15018463号-20