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FUEL CELLS IN ORT BRAUDE July 05 – July 06

FUEL CELLS IN ORT BRAUDE July 05 – July 06. Vladimir Chechik. e-. Load. e-. Oxygen Electrode. 6. Fuel Electrode. 6. 3. Fu +n Fu +n Fu +n Fu +n Fu +n. 5. O -2 O -2 O -2 O -2 O -2 O -2. Porous Conductive Oxygen Catalyst. 4. Fuel Compartment. Porous Conductive Fuel

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FUEL CELLS IN ORT BRAUDE July 05 – July 06

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  1. FUEL CELLS IN ORT BRAUDEJuly 05 – July 06 Vladimir Chechik

  2. e- Load e- Oxygen Electrode 6 Fuel Electrode 6 3 Fu+n Fu+n Fu+n Fu+n Fu+n 5 O-2 O-2 O-2 O-2 O-2 O-2 Porous Conductive Oxygen Catalyst 4 Fuel Compartment Porous Conductive Fuel Catalyst + + + + + + 1 Electrolyte e- e- e- e- e- e- e- 2 Ambient Oxygen exhaust Fu+n e- O-2 Fuel Cell Components and Principle of Operation

  3. 50% of the weight of the Flora Relatively easy to extract from Organic Municipal Solid Waste (MSW) Paper Wood chips Cellulose agricultural wastes Why Glucose ? Glucose is the first stable product in photo-synthesis Glucose is the building block in all the Saccharides: Fructose, Maltose, Lactose, Starch, Cellulose.

  4. Motivation Fuel Eo [V] (DG°c)m [kJ/g] (DH°c)V [kJ/cm3] Flamm.[%] (1) Auto Igni. [0C] (2) Hydrogen 1.23 119 0.011 4 - 77 571 Methane 1.06 51 0.037 4 - 16 632 Methanol 1.21 22 17.37 6 - 50 470 Octane 1.10 48 66.10 1 - 6 220 Glucose 1.23 16 24.57 - - Carbon 1.02 33 70.64 400 * E0 - Standard Potential (DG°c)m - Mass Free Energy of Combustion (DH°c)V - Volume Enthalpy of Combustion (1) Flammability Limits in Air (2) Auto-Ignition in Air

  5. Oxygen Electrode 6 Fuel Electrode 6 3 Fu+n Fu+n Fu+n Fu+n Fu+n 5 O-2 O-2 O-2 O-2 O-2 O-2 Porous Conductive Oxygen Catalyst 4 Fuel Compartment Porous Conductive Fuel Catalyst + + + + + + 1 Electrolyte e- e- e- e- e- e- e- 2 Ambient Oxygen exhaust Fu+n O-2 FC Activities in Braude: 1 – Experimental Performance of a membraneless AFC

  6. Experimental Membraneless AFC. Fuel Cell Research Lab., Dept. of Chemistry, Hong Kong University 4.0 x 4.5 cm2 Fuel Electrode (Pt/Co/Ni) immersed in the Electrolyte (KOH) + Fuel Solution Air Electrode

  7. FC Activities in Braude: 1 – Experimental Performance of a membraneless AFC Mor L., Bubis E., Sabag N., Rubin Z., Schechner P., Measuring Open Circuit Voltage in Glucose Alkaline Fuel Cell Operated in a Continuous Mode, "Journal of Fuel Cell Science and Technology". Under peer review

  8. FC Activities in Braude: 1 – Experimental Performance of a membraneless AFC Bubis E., Mor L., Sabag N., Rubin Z., Vaysban U., Hemmes K. and Schechner P., Electrical Characterization of a glucose-fueled Alkaline Fuel Cell, Fourth International ASME Conference on Fuel Cell Science, Engineering and Technology, Irvine, California. June 19-21, 2006 "Journal of Fuel Cell Science and Technology". Accepted for publication

  9. Oxygen Electrode 6 Fuel Electrode 6 Fuel Compartment 1 3 Fu+n Fu+n Fu+n Fu+n Fu+n 5 O-2 O-2 O-2 O-2 O-2 O-2 Oxygen Catalyst 4 Fuel Catalyst + + + + + + e- e- e- e- e- e- e- Electrolyte 2 Oxygen Dr. Vladimir Chechik Department of Mechanical Engineering exhaust Mr Alexei Konzanski Fu+n O-2 FC Activities in Braude: 2 – Experimental FC

  10. FC Activities in Braude: 2 – Experimental FC Specifications

  11. Voltmeter e- Load e- Oxygen Electrode 6 Fuel Electrode 6 Fuel Compartment 1 3 Oxygen Catalyst 4 Fu+n Fu+n Fu+n Fu+n 5 O-2 O-2 O-2 O-2 O-2 Fuel Catalyst + + + + + + Electrolyte e- e- e- e- e- e- 2 Oxygen Dr. Nissim Sabag Dr. Eugenia Bubis e- Fu+n O-2 FC Activities in Braude: 3 - Measuring Instrumentation

  12. FC Activities in Braude: 3 - Measuring Instrumentation Specifications

  13. Dr. Lea Mor הגב' דיה סעד פרויקט גמר לתואר הנדסאי במגמת ביוטכנולוגיה Oxygen Electrode 6 Fuel Electrode 6 Fuel Compartment 1 הכנת אלקטרודה אנזימית לתא דלק גלוקוז 3 Fu+n Fu+n Fu+n Fu+n Fu+n 5 O-2 O-2 O-2 O-2 O-2 O-2 Oxygen Catalyst 4 Fuel Catalyst + + + + + + e- e- e- e- e- e- e- Electrolyte 2 Oxygen exhaust Fu+n O-2 FC Activities in Braude:4 – Enzymatic Anode

  14. Oxygen Electrode 6 Fuel Electrode 6 Fuel Compartment 1 3 Oxygen Catalyst 4 Fuel Catalyst + + + + + + e- e- e- e- e- e- e- 2 Oxygen Fu+n Fu+n Fu+n Fu+n Fu+n 5 O-2 O-2 O-2 O-2 O-2 O-2 Electrolyte Fu+n O-2 FC Activities in Braude: 5 – Mathematical Model Dr. Zeev Rubin Dr. Lea Mor s([KOH]) Predict the Conductivity of the Electrolyte/Fuel Solution s([Glucose])

  15. Oxygen Electrode 6 Fuel Electrode 6 Fuel Compartment 1 3 Oxygen Catalyst 4 Fuel Catalyst + + + + + + e- e- e- e- e- e- 2 Oxygen Fu+n Fu+n Fu+n Fu+n 5 O-2 O-2 O-2 O-2 O-2 Electrolyte Fu+n O-2 FC Activities in Braude:6 - Electro-spinning nanometric fiber anode Department of Mechanical Engineering Prof. Ehud Kroll Mr. Daniel Hazan Prof. Eyal Zusman Dr. Shmuel Tchervinsky

  16. FC Activities in Braude:6 - Electro-spinning nanometric fiber anode Electro-spinning Experimental Set-Up

  17. FC Activities in Braude:6 - Electro-spinning nanometric fiber anode

  18. Oxygen Electrode 6 Fuel Electrode 6 Fuel Compartment 1 3 Oxygen Catalyst 4 Fuel Catalyst + + + + + + e- e- e- e- e- e- e- 2 Fu+n Fu+n Fu+n Fu+n Fu+n 5 O-2 O-2 O-2 O-2 O-2 O-2 Electrolyte Oxygen Fu+n O-2 FC Activities in Braude:7 - Electrochemical Nano-Biochip UTA Prof. Yosi Shacham Dr. Rona Sarfaty Mr. Itay Shay Existing Microchip Electro-Chemical Nanochamber, developd as a sensor, will be adapted to perform as a Glucose Fuel Cell

  19. 7 Parallel Investigation Activities are taking place in the College: 1 2 Next Year, we hope that we will be able to present the advances in this Activities, in the next Braude Conference or in a dedicated FC Conference Conclusions:

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