How does a modern fuel cell work ?

11780118 Yuuya Hirai

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

Practical use (1)

Fuel cell car

Fuel cell mobile phone

Fuel cell personal computer

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

Thank you for your attention.