1. Electronic Energy Storage Units: Powering Our Future Dr. Rebman By: Kaelen McCrane Dr. Rebman By: Kaelen McCrane

2. What is an EESU?  A more efficient, powerful battery  Converts stored Chemical Energy into Electrical Energy  Makes use of portable electricity available for greater number of applications  A more efficient, powerful battery  Converts stored Chemical Energy into Electrical Energy  Makes use of portable electricity available for greater number of applications

3. How Does an EESU Work?  Simple battery is composed of a number of voltaic cells  Each voltaic cell is a combination of two half-cells  Cathode/Anode  Connected by an electrolyte  Simple battery is composed of a number of voltaic cells  Each voltaic cell is a combination of two half-cells  Cathode/Anode  Connected by an electrolyte

4. How Does an EESU Work?  Because of different charges between electrodes, there is a difference in EMF  Voltage is the measurement of this force  Because of different charges between electrodes, there is a difference in EMF  Voltage is the measurement of this force

5. Basic Battery Types  Primary (Non- Rechargeable)  Secondary (Rechargeable)  Primary (Non- Rechargeable)  Secondary (Rechargeable)

6. Development of EESUs  First evidence of batteries dates back to 190 BC in Baghdad.  Iron rod surrounded by copper, encased in a pot.  Produced 1.5-2 volts  First evidence of batteries dates back to 190 BC in Baghdad.  Iron rod surrounded by copper, encased in a pot.  Produced 1.5-2 volts

7. Development of EESUs  Alessandro Volta, 1800 published specifications for his “pile” batteries.  Stacked Silver, Zinc, and salt.  Alessandro Volta, 1800 published specifications for his “pile” batteries.  Stacked Silver, Zinc, and salt.

8. Development of EESUs  1949 modern Alkaline battery created by Lew Urry, Eveready.  Lithium Ion battery introduced by Sony in 1991.  1949 modern Alkaline battery created by Lew Urry, Eveready.  Lithium Ion battery introduced by Sony in 1991.

9. Modern Advances of the EESU  Organic radical battery, NEC corporation.  Super thin, 300 microns  Charge in less than 30 seconds  No heavy metals  Organic radical battery, NEC corporation.  Super thin, 300 microns  Charge in less than 30 seconds  No heavy metals

10. Modern Advances of the EESU  Ultra-capacitors, developed by EEStor and Maxwell Technologies.  BOOSTCAP ultra- capacitors up to 10x power and longevity of traditional alkaline batteries.  Ultra-capacitors, developed by EEStor and Maxwell Technologies.  BOOSTCAP ultra- capacitors up to 10x power and longevity of traditional alkaline batteries.

11. Modern Advances of the EESU  EEStor’s ultra-capacitors combine Barium Titanate, Aluminum Oxide, and glass.  Previous super- capacitors were impractical, only about.02MJ/kg.  EEStor ultra-capacitors expected up to 2.5MJ/kg.  EEStor’s ultra-capacitors combine Barium Titanate, Aluminum Oxide, and glass.  Previous super- capacitors were impractical, only about.02MJ/kg.  EEStor ultra-capacitors expected up to 2.5MJ/kg.

13. Conclusion  Increasing demand for portable electronics  Allows for real feasibility of electric vehicles.  With greater EESU efficiency, new applications now possible.  Increasing demand for portable electronics  Allows for real feasibility of electric vehicles.  With greater EESU efficiency, new applications now possible.

14. References  http://en.wikipedia.org/wiki/Battery_(electricity) http://en.wikipedia.org/wiki/Battery_(electricity)  http://img.alibaba.com/photo/10122091/Analog_Met er_Moving_Iron_Instruments_AC_Voltmeter.jpg http://img.alibaba.com/photo/10122091/Analog_Met er_Moving_Iron_Instruments_AC_Voltmeter.jpg  http://www.bized.co.uk/images/battery.jpg http://www.bized.co.uk/images/battery.jpg  http://www.mhtelectronics.com/images/batterypm5x x.jpg http://www.mhtelectronics.com/images/batterypm5x x.jpg  http://www.theironskeptic.com/articles/Battery/bagh dad-battery.jpg  http://bullarchive.web.cern.ch/bullarchive/0013/art1/ Photo1.gif http://bullarchive.web.cern.ch/bullarchive/0013/art1/ Photo1.gif  http://en.wikipedia.org/wiki/Battery_(electricity) http://en.wikipedia.org/wiki/Battery_(electricity)  http://img.alibaba.com/photo/10122091/Analog_Met er_Moving_Iron_Instruments_AC_Voltmeter.jpg http://img.alibaba.com/photo/10122091/Analog_Met er_Moving_Iron_Instruments_AC_Voltmeter.jpg  http://www.bized.co.uk/images/battery.jpg http://www.bized.co.uk/images/battery.jpg  http://www.mhtelectronics.com/images/batterypm5x x.jpg http://www.mhtelectronics.com/images/batterypm5x x.jpg  http://www.theironskeptic.com/articles/Battery/bagh dad-battery.jpg  http://bullarchive.web.cern.ch/bullarchive/0013/art1/ Photo1.gif http://bullarchive.web.cern.ch/bullarchive/0013/art1/ Photo1.gif

15. References cont.  http://elportalonline.com.ar/tienda/images/PILAS%2 0AA%20EVEREADY.jpg  http://pan3.fotovista.com/dev/3/7/33100373/ l_33100373.jpg http://pan3.fotovista.com/dev/3/7/33100373/ l_33100373.jpg  http://www.nec.co.jp/press/ja/pr-room/bat- img/flexible_battery-01.jpg http://www.nec.co.jp/press/ja/pr-room/bat- img/flexible_battery-01.jpg  http://www.electronicspecifier.com/public/pri mages/50067878.jpg http://www.electronicspecifier.com/public/pri mages/50067878.jpg  http://images.forbes.com/media/2008/02/27/ batteries_02.jpg  http://elportalonline.com.ar/tienda/images/PILAS%2 0AA%20EVEREADY.jpg  http://pan3.fotovista.com/dev/3/7/33100373/ l_33100373.jpg http://pan3.fotovista.com/dev/3/7/33100373/ l_33100373.jpg  http://www.nec.co.jp/press/ja/pr-room/bat- img/flexible_battery-01.jpg http://www.nec.co.jp/press/ja/pr-room/bat- img/flexible_battery-01.jpg  http://www.electronicspecifier.com/public/pri mages/50067878.jpg http://www.electronicspecifier.com/public/pri mages/50067878.jpg  http://images.forbes.com/media/2008/02/27/ batteries_02.jpg