Lesson 11 - Hydrogen Fuel Cells

Question 1

How does a hydrogen fuel cell work?

Answer 1

Combines hydrogen + oxygen
Forms electricity, heat + water

Question 2

What are the main benefits of hydrogen fuel cells?

Answer 2

No consumption emissions
Vehicular power + domestic heating
Constant energy supply provided hydrogen is supplied

Question 3

What are the main drawbacks of hydrogen fuel cells?

Answer 3

Requires hydrogen separation
Energy intensive process
New tech. - Investment

Question 4

What are the emissions produced by hydrogen fuelled cars?

Answer 4

Water vapour

Question 5

What are the drawbacks of hydrogen separation?

Answer 5

Energy intensive
Requires initial influx of energy
May emit GG

Question 6

How many hydrogen refuelling stations are the in the UK?

Answer 6

8