1. Green Millennium Personalized Lighting Controls Andrew Krioukov, Arka Bhattacharya, Jason Trager, Domenico Caramagno David Culler

2. Sutardja Dai Hall Internet sMAP Three controllable ballasts per fixture ~5 zones per floor Gateway BACnet

3. Old Controls 10am – 6pm schedule 2hr timer other times Push button interface

4. Demo

5. Trust

6. Demo

7. Design BACnet Gateway sMAP MySQL Python Django Python Control Process HTTP

8. Users

9. Before 5/13After 5/13 6 th Floor3.38 kW2.91 kW (86.3%) 5 th Floor4.52 kW4.42 kW (97.8%) 4 th Floor3.47 kW1.61 kW (46.4%) 53.6% Energy Savings 1.86 kW saved Control Experiment Personalized Lighting Installed Energy Savings

10. Savings Due to Personal Control Power After 5/13

11. Energy Saved 46.4% Lower brightness, fewer zones (2/3 of previous) Lights off more often

12. Why not “occupancy” sensors? Motion detectors imperfect “Big brother” Lose user preferences, human conflict resolution Want engaged individuals Platform for future user interaction

13. Future Work Extend to all floors Infer schedules, interface design Heating/cooling controls Connect to Audit App

14. Questions?