1. Demand Responsive Appliance Interface Project Brian K. Seal Senior Project Manager December 12, 2009

2. 2 © 2009 Electric Power Research Institute, Inc. All rights reserved. DR Ready - Off the Shelf Energy SMART Appliances On Sale Now! Customer Installable Economical for even 100W loads DOE/EPA Labeling Waxman-Markey Bill, Section 145

3. 3 © 2009 Electric Power Research Institute, Inc. All rights reserved. Why Don’t We Have These Products? Unsure of the best communication technology (radio, plc, etc). Communications evolving quickly Lack of maturity and consensus on the language or protocol to be spoken Diversity in the logic or function of DR programs. Not enough customer experience to know what is best Long appliance service life vs. fast evolution of communication technologies Only Through Large-Scale Field Trials Spanning Many Years, Will Answers to these Questions be Found

4. 4 © 2009 Electric Power Research Institute, Inc. All rights reserved. How to Make it Work Now - A Standard Interface One Appliance Works with any Communication Device One Communication Device Works with all Appliances Accelerates Availability of DR- Ready Appliances for both Pricing and DLC Programs Decouple the Appliance from the Communications and DR Logic

5. 5 © 2009 Electric Power Research Institute, Inc. All rights reserved. Benefits Inexpensive – compared to in-line relays Works equally well in one-way, two way, and HAN systems – programs can evolve without affecting appliances Customer installable and replaceable by plugging into the appliance like a USB device into a computer Utility responsibilities: Design a program, Develop program marketing and education materials, Generate price and/or control signals