
246 Principles of Sustainable Energy Systems
© 2008 Taylor & Francis Group, LLC
TABLE 5.1
Thermal Radiation Functions
a
λ/λ
max
E
bλ
/E
bλ,max
E
bλ,0–λ
/σT
4
0.00 0.0000 0.0000
0.20 0.0000 0.0000
0.30 0.0038 0.0001
0.40 0.0565 0.0015
0.50 0.2217 0.0101
0.60 0.4664 0.0325
0.70 0.7042 0.0712
0.80 0.8776 0.1236
0.90 0.9725 0.1849
1.00 1.0000 0.2501
1.10 0.9791 0.3153
1.20 0.9277 0.3782
1.30 0.8600 0.4370
1.40 0.7854 0.4911
1.50 0.7103 0.5403
1.60 0.6382 0.5846
1.70 0.5710 0.6243
1.80 0.5098 0.6598
1.90 0.4546 0.6915
2.00 0.4054 0.7197
2.10 0.3616 0.7449
2.20 0.3229 0.7674
2.30 0.2887 0.7875
2.40 0.2585 0.8054
2.50 0.2318 0.8215
2.60 0.2083 0.8360
2.70 0.1875 0.8490
2.80 0.1691 0.8607