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International Journal of Photoenergy
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International Journal of Photoenergy
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2015
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Article
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Tab 4
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Research Article
Design of Solar Optical Fiber Lighting System for Enhanced Lighting in Highway Tunnel Threshold Zone: A Case Study of Huashuyan Tunnel in China
Table 4
The illuminance of solar optical fiber lighting system in Huashuyan Tunnel.
Light pipe
Average illuminance (lux)
Maximum illuminance (lux)
Number 1
1065
806
Number 2
890
728
Number 3
841
698
Number 4
794
635
Number 5
710
582