The diagram below shows how geothermal energy is used to produce electricity.

The chart presents the

process

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of producing electricity from geothermal energy.

Overall

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, the whole

process

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does not require any human involvement. Obviously,

water

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is required in the

process

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; it is turned into steam that powers the

turbine

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.

First,

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the

water

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stored in the tank on the ground is sent down to the injection well which is located at the depth of 4.5 kilometres under the ground.

Then

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, the

water

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runs past the tube which absorbs the heat from hot rocks at the geothermal zone to warm the

water

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. The

water

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is

then

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stored in the production well, located as deep as that of the injection well before being pumped up to the condenser above the ground. At

this

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stage, the hot

water

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from underground is condensed and turned into steam which goes past the tunnel to turn on the

turbine

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. The

turbine

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is operated by steam power, which comes from the condensation

process

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at the condenser. The wind from the

turbine

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passes to the generator to create the magnetic field, at which the electricity is produced before it is sent to the electricity post which passes the electric current to households.