1. Power Grid and Its Problems ALEX CHAN AND RONIK SHETH

2. Table of Contents  Power System Overview  2003 Blackout  Problems with the Power Grid  Solutions

3. What is the Power Grid?  The Grid is the network that delivers electricity from generators to consumers  It is over 100 years old  It is 99.7% reliable

5. 2003 Northeast Blackout

6. Problems with the Grid  Largely interconnected  Lack of Communication  Fluctuations energy demand

7. Largely interconnected

12. Lack of Communication  Operators weren’t aware of the big picture  Human error

13. FNET (Frequency monitoring Network)

14. Peak Hours

15. Demand Response  Real time pricing  Automation of appliances

16. Smart Metering

17. Problems w/ Renewable Energy  Variable Sources  Weather dependent

18. Large Scale Energy Storage  Battery storage  Compressed Air Storage  Pumped-hydro

19. Resource  http://www.nrel.gov/esi/seminar_economic_and_environmental_op timization_of_microgrids.html http://www.nrel.gov/esi/seminar_economic_and_environmental_op timization_of_microgrids.html  http://tcipg.org/applet-pg http://tcipg.org/applet-pg