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The image diagrams a five-stage geothermal power plant process for producing electricity: (1) Cold water is pumped from the surface down an injection well (2) to a depth of 4.5 km into a geothermal zone of hot rocks. (3) The resulting hot water is pumped up through a production well. (4) The hot water produces steam which is directed to a condenser. (5) The steam also powers a turbine, which in turn powers a generator to produce electricity that is then distributed via a power tower. The steam from the turbine is cooled in the condenser and returns to the cold water reservoir to repeat the cycle.
Given the complexity of the image, the above description may not be entirely accurate.
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The schema illustrates the production of electricity using geothermal energy. Overall, the process consists of five main stages, in which water plays the key role. The energy is retrieved by multiple steps of changing water temperature and form. There are three processes going underground, such as pumping cool water down, heating it, and pumping it back, and two processes on the gorund in the end, that focuse on creating the steam and generating electricity using steam-powered turbine.
To start the process it is required to have cold water stored in the tank. The liquid then is pumped 4.5 kilometer down to reach geothermal zone. The hot rocks there are used to heat the water, and later the production well is pumping hot water back.
The condenser them stores and provides the water “fuel” – steam. The generator, powered by the toirbine, produces the electricity, and is the final element of the chain.
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