How Does Geothermal Energy Work to Produce Electricity?

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  • Geothermal energy works to produce electricity in three basic steps
  • Cold water is pumped into an injection well.
  • Hot water is pumped out which is then passed through a heat exchanger to boil a secondary fluid, such as butane which in turn produces electricity.
  • The cooled water is pumped back in and the cycle starts over.

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