how does a modern fuel cell work ? 11780118 yuuya hirai
TRANSCRIPT
Principle
Anode(+)Cathode ( - )
H+
H+
OH-
OH-
+‐
H2O+NaOH
H2O → H++OH-
H2O2
2H++2e- →H2 2OH-→ H2O+1/2O2+2e-
Water(H2O) + Electricity Hydrogen(H2) + Oxygen(O2)
Water(H2O) + ElectricityHydrogen(H2) + Oxygen(O2)
Fuel cell
Constitution
2H++1/2O2+2e-
H2
H2
2e-2H+
2H+
H2O
Oxygen
Hydrogen
1/2O2H2O
2e-
2e-
Electrolyte
Cathode(+)
Anode ( - )
Separator
Electrolyte Anode ( - )
Cathode(+)
Separator
Hydrogen
Oxygen
Hydrogen(H2)
Oxygen(O2)Separator
Cooling water
Guard
Power collection board
Electrode Platinum
Character
Demerit
・ High power generation efficiency
・ Use of exhaust heat.
・ Low pollution
・ Quiet
・ Long-life
・ Hydrogen does not exist naturally.
・ Expense is high.
Merit
・ Danger of hydrogen
Fuel cell
LP Gas
Electricity
Heated water
Heated water storage・ Electricity and heat are generated from LP gas.
・ Hot water is made using heat.
BathKitchen
Practical use (2)
Future
Solar energy generation
Wind-power generation
Hydropower generation
Hydrogen factory
Hydrogen storage tank
Hydrogen power station
Fuel cell car
Fuel cell building
Fuel cell house