Chapter 7

Geothermal Energy

KEY CONCEPTS

  • Geothermal energy and classification
  • Geothermal resource utilization for direct heat applications and for electrical power
  • Conversion technology for electrical power generation
  • Prospects of geothermal fields in india
  • Electrical and mechanical features of geothermal power plants and their operations
  • Environmental and other associated problems

Geothermal energy is the clean and sustainable heat resource from the Earth. It ranges from the shallow ground to hot water and hot rock found a few kilometres beneath the earth’s surface and even deeper down to the extremely high temperatures of molten rock called magma.

The shallow ground of the earth’s surface maintains a nearly constant temperature between ...

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