The diagram below show how hydro-electric power is generated.

This

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diagram illustrates the steps involved in the production of power from hydroelectricity.

Overall

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,

this

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process consists of three phases, the first phase takes place naturally, the second involves the use of a

turbine

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and the third phase occurs in the transformer station before being delivered for use.

Initially

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,

water

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from the sea evaporates in the presence of the sun.

This

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water

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vapour

then

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condenses to form clouds, later these clouds lose

this

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water

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in the form of rain. The released

water

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from the clouds is harvested in a reservoir which is controlled by a dam. With regard to the second stage, the collected

water

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passes through a valve which can be opened or closed

according to

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the requirements, before being channelled through a

turbine

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. It is at

this

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point in the process

when

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that

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hydroelectricity is generated.

This

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hydroelectricity is transferred to a transformer station via high-voltage cables. The

water

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used to turn the

turbine

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is returned to the reservoir by a pump. In the third phase, the energy produced by the

turbine

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is received by the transformer station which regulates the energy and transforms it into a useable form of electricity.

Finally

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, the newly generated electricity is distributed to houses, factories and hospitals or schools with the help of underground cables.