An introduction to EVs
EV School presents:
An introduction to Electric
What is an
electric vehicle (EV?)
A car that runs on electricity,
Uses electric motors for propulsion.
For more detail refer page 3
Types of EVs?
• Hybrid Electric Vehicles (HEVs):
petrol engine + battery (never plugged in)(e.g.
• Plug-in Hybrid: petrol engine + electric motor
(plugged in)(e.g. VW X1).
• Full Electric: electric motor + battery (plugged in)
(e.g. Mahindra E20).
How do they work?
• Use electricity not petrol
• Energy comes from a power outlet via a cord to the
• Energy stored in a battery
• Energy powers the electric motor, moving the car.
EVs compared to normal cars
Electric vehicles Normal cars
Energy comes from electricity fossil fuels
Where Energy is stored rechargeable batteries petrol tank
Engine type electric motor internal combustion engine
Where the energy
is put in
power outlet and
Are there any
What does an EV look and sound like?
like a normal car
silent when running as has
less moving parts
Are EVs better for the environment?
• Produce 27 per cent less CO2 than petrol cars
• Help to reduce greenhouse gas emissions
• Produce no carbon emissions when powered using
Benefits of electric vehicles?
• Cheaper to run because electricity is cheaper than petrol
• Better for the environment
• Reduce noise pollution
• Less environmental impacts across their life-cycle
(manufacturing, use and disposal)
What are some disadvantages of EVs?
• Currently more expensive than normal cars
• Not many places to charge your car
• Can only travel 100-160km between charges
• Charging can take hours
• Silent operation – potentially dangerous for