Power plant types

Share on electricity production in Slovakia in 2020

Source: SEPS, a.s. 

Slovenské elektrárne, a.s. has installed capacity of 4,112 megawatts (MW). It operates 31 hydroelectric, 2 nuclear, 2 thermal and 2 photovoltaic power plants.

If you leave a kettle with power 1 000 watts turned on for one hour, it consumes 1 kilowatt-hour (kWh) of electricity. What is needed to produce this amount of energy?

Thermal power plants:

  • 0,32 m3 of natural gas
  • 0,28 litres of heating oil
  • 0,43 kg of anthracite coal
  • 1,30 kg of lignite (brown coal)

Photovoltaic power plants: Full output of 1 MW photovoltaic installastion for 3,5 seconds (at noon, assuming there are no clouds)

Hydroelectric power plants: 43,2 m3 of water falling from 10 metres hight

Nuclear power plants: 0,022 grams of natural uranium