Green Millennium Personalized Lighting Controls Andrew Krioukov, Arka Bhattacharya, Jason Trager,...
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Transcript of Green Millennium Personalized Lighting Controls Andrew Krioukov, Arka Bhattacharya, Jason Trager,...
Green MillenniumPersonalized Lighting Controls
Andrew Krioukov, Arka Bhattacharya, Jason Trager,
Domenico CaramagnoDavid Culler
Sutardja Dai Hall
Internet
sMAP
• Three controllable ballasts per fixture
• ~5 zones per floor
Gateway
BACnet
Users
1 4 7 10 13 16 19 22 25 28 31 34 37 400
2
4
6
8
10
12
Active Users
Individual Users
Day
s Ac
cess
ed
Before 5/13 After 5/136th Floor 3.38 kW 2.91 kW (86.3%)5th Floor 4.52 kW 4.42 kW (97.8%)4th Floor 3.47 kW 1.61 kW (46.4%)
53.6% Energy Savings
1.86 kW saved
Control
Experiment
Personalized Lighting Installed
Energy Savings
Savings Due to Personal Control
6th Floor 5th Floor 4th Floor0%
20%
40%
60%
80%
100%
86.30% 97.80%
46.40%
Power After 5/13
Why not “occupancy” sensors?
• Motion detectors imperfect• “Big brother”• Lose user preferences, human conflict
resolution• Want engaged individuals• Platform for future user interaction
Future Work
• Extend to all floors• Infer schedules, interface design• Heating/cooling controls• Connect to Audit App