Question: A 1 0 0 cm 2 SOFC, operating temperature is 8 0 0 o C at current of 8 0 A Thermodynamic voltage is 1

A 100cm2 SOFC, operating temperature is 800o C at current of 80A
Thermodynamic voltage is 1.0V,
Cathode: the thickness is 400\mu m, air pressure 3atm, effective oxygen diffusivity is
0.02 cm2/s; exchange current density 0.15A/cm2, transfer coefficient is 0.2;
Anode: the thickness is 100\mu m, anode total gas pressure is 3 atm with hydrogen
molar fraction of 0.30, effective hydrogen diffusivity is 0.1 cm2/s; exchange current
density 0.75A/cm2, transfer coefficient is 0.3;
Electrolyte: the thickness is 20\mu m, oxygen ion concentration is 3.6M, oxygen ion
diffusivity is 4*10-6 cm2/s;
1)(6pts) Calculate the anode and cathode activation voltage loss
2)(6pts) Calculate the ohmic voltage loss
3)(6pts) Calculate the anode and cathode concentration voltage loss
4)(2pts) Calculate the voltage, power output of the SOFC at the operating conditions.
5)(5pts) Calculate the voltage, power output of the SOFC, if there is a leaking current
density of 0.1A/cm2(assuming anode loss is negligible)
6)(15pts) Using matlab or excel to generate V-J and P-J plo

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