1. Building Smart Outlets Using Arduino Power Measurement and Control Unit and its Green Computing related research Contact: Mr. Jazz Wang; jazz@nchc.org.twjazz@nchc.org.tw Mr. Wei-Hua Teng; wade@nchc.org.twwade@nchc.org.tw Mr. Che-Yuan Tu; rider@nchc.org.tw

2. 2 Keywords from Obama's 2010 Budget... Cloud Computing Cloud Computing President Obama's 2010 Budget Highlights Cloud Computing President Obama's 2010 Budget Highlights Cloud Computing Energy Efficiency, Green Computing Hidden keywords: Energy Efficiency, Green Computing Smart Grid Smart Grid Hope for the Future: The Smart Grid Is Just What Obama Calls For Hope for the Future: The Smart Grid Is Just What Obama Calls For

3. 3 What is Smart Grid ? “Future Network Vision”, Europe Smart Grid Source : http://www.bareknut.no/diplom/wp-content/uploads/2009/05/smartgrid-illustration-by-eu.jpghttp://www.bareknut.no/diplom/wp-content/uploads/2009/05/smartgrid-illustration-by-eu.jpg Smart Grid = Power Grid + IT Technology Single direction Flow → Bi-direction Flow

4. 4 Three key components of Smart Grid Source : Silver Springs Network, http://earth2tech.files.wordpress.com/2008/04/silver-demo.jpghttp://earth2tech.files.wordpress.com/2008/04/silver-demo.jpg Smart Home Appliance Ex. Smart Outlet Smart Metering Bi-direction Data Flow MDMS Meter Data Management System

5. 5 What is Smart Outlet ? measure control energy efficiency research Smart Outlet could measure power consumption and control ON/OFF states of the electrical current while we're doing energy efficiency research.

6. 6 Why we need NEW Smart Outlet ? No Vendor Lock-In !! Open Standard. No Vendor Lock-In !! Open Hardware Open Hardware. Cheaper Device... Research of DC-Bus Micro-Grid. (not AC) Power Consumption Measurement Tool for Energy- Efficiency Research. It's kind of FUN!!

7. 7 Hardware block diagram of Smart Outlet Current Sensor ON/OFF Control Wireless Connection

8. 8 Why we choose Arduino ? Open Hardware Open Hardware Growing Taiwan Arduino Community Simple Programming Language Full Support of Development Tools

9. 9 Growing Taiwan Arduino Community (1)

10. 10 Growing Taiwan Arduino Community (2) http://arduino.tw

11. 11 Design Concept : Silence Changes... 45mm Arduino Status On/Off ZigBee 《 Front Side 》《側面圖》 20A rela y ZigBee 20A relay Arduino Power Plug 16A Hall effect Current sensor 45mm Read from >The Unfinished Revolution

12. 12 Our Smart Outlet ZigBee

13. 13 PCB Layout of Smart Outlet

14. 14 Web UI of our Smart Outlet ON/OFF Control Power Usage History

15. 15 15 Power Current Sensor Smart Outlet Prototype We use smart outlet to do energy efficiency relate research in PC classroom. Applications:

16. 16 Experiement Results It saves 33.33% with diskless architecture

17. 17 For more details... Please refer to following papers: “E2CC: Building Energy Efficient ClassCloud using DRBL”, IEEE Grid 2009 "A Power-Aware Cloud Architecture with Smart Metering", ICPP 2010 Questions ? Comments ? Contact: Mr. Che-Yuan Tu; rider@nchc.org.tw Mr. Wei-Hua Teng; wade@nchc.org.tw

18. 18 DEMO: System Data Flow Diagram (1) XBee ZigBee Arduino Pro Mini XBee ZigBee PC Smart Meter Browser End User http://IP:8080/history WebServer.py Current Transforme r SQLiteWArduino.py 3. Write A/D data to SQLite file

19. 19 DEMO: System Data Flow Diagram (2) XBee ZigBee Arduino Pro Mini XBee ZigBee PC Smart Meter Browser End User http://IP:8080/openhttp://IP:8080/close WebServer.py 20A Relay

20. 20 Future Work ?! 1. Reduce the hardware cost of this prototype 2. Project website: http://i-plug.sf.nethttp://i-plug.sf.net 3. More application and demo sites Comments ? Questions ?