National Air and Space Museum:
Radiance Lighting Analysis of the proposed National Air and Space Museum
at the Dulles International Airport, by Lawrence Berkeley National Laboratory
November 4 1999
Aviation Hangar Findings and Conclusions
Base Case
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1000Watt Metal Halide Quality’ (typ) luminaires
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1500Watt Quartz Halogen version for emergency
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Workplane illuminance 26-100 Lux
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Emergency Electrical load 768 KW
Proposed Redesign
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1000Watt Metal Halide Hubbell Sportliter’ (typ), can optionally accept
1700Watt lamp
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300Watt Icetron’ 2-lamp, 2’x2’ luminaire 3 for 2
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Workplane illuminance 46-180 Lux
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Emergency Electrical load 230 KW
Potential Energy Savings
Space Hangar Findings and Conclusions
Base Case
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300Watt Metal Halide Track-mounted house lighting
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1500Watt Quartz Halogen flood light (emergency)
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Eight foot T-8 with blue lens
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Workplane illuminance 169 Lux
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Emergency Electrical load 7.2 KW
Redesign
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300Watt Metal Halide Track-mounted house lighting
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300Watt Icetron’ 2-lamp 2’x2’ luminaire 3 for 2
-
Workplane illuminance ??? Lux
-
Emergency Electrical load 2.4 KW
Potential Energy Savings