Restricted accessResearch articleFirst published online 2014-9
Shedding More Light on Occupancy: Eight Test Sites Show the Potential for Energy savings through the use of Occupancybased Bi-Level Lighting Controls in Outdoor Applications
More information on bi-level lighting demonstrations in parking lots is available at cltc.ucdavis.edu/pubhcation/relighting-California-parking-lots.
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KinzeyBR, MyerM, RoyerMP and SullivanGP.2012. Use of Occupancy Sensors in LED Parking Lot and Garage Applications: Early Experiences. PNNL-21923, Pacific Northwest National Laboratory, Richland, WA. apps1.eere.energy.gov/buildings/publications/pdfs/ssl/2012_gate_way_sensors.pdf
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A comprehensive report with extensive data and analyses for all sites is available at cltc.ucdavis.edu/exterior-occupancy-survey.