The diagram depicts the process of electricity generation through hydroelectric power. This man-made linear process starts with the construction of a dam, creating a reservoir. From there water flows through a turbine connected to a generator, finishing with the creation of electricity, which is then transported to other locations.
First, the water behind the dam passes through the intake and is funneled through a narrow channel, the Pen stock. The water channel is a narrow passage which slopes downwards and is designed to add speed and force to the flow of the water. Next, it passes through the turbine which is connected to a generator, located just above it in the Powerhouse. The passing of the water and the force it generates runs the generator, which in turn produces electricity. This electricity is then transported through long distance power lines to where it is needed. Finally, the water that has passed through the turbine is directed along another tunnel and flows back into the river.
(165 words)
The diagram illustrates the basic principles of hydroelectric power. The process requires the construction of a large dam connected to a powerhouse. The dam creates a large reservoir and the powerhouse is where the electricity is generated.
First of all, water trapped in the reservoir behind the dam is forced through an intake. It then flows into a narrow chamber called a penstock, where the resulting high pressure turns a turbine. The turbine is connected to a generator in the powerhouse above, and this is where the movement of the turbine is converted into electricity. The resulting electricity leaves the powerhouse via cables that carry it over long distances to where it can be used.
It is interesting to note that a hydroelectric dam creates no harmful byproducts and relies entirely on natural forces to produce electricity. After the turbine stage, water flows out through a second channel and into a river. The process is renewable, thanks to the water cycle in nature.
(163 words)
The diagram illustrates the production of power through the use of a hydroelectric dam.
The process begins with water in a reservoir and ends with the transmission of power via long-distance power lines.
In order to generate hydroelectricity, the first step is to collect water in a reservoir. When power generations begins the water passes through an intake in the bottom of the dam and then enters a long tunnel called a penstock. On the other hand, when power is not being produced the intake is blocked by a large gate that prevents the flow of water. However, when the intake is opened, the water flows down the penstock and the pressure it creates is used to spin a turbine, which is connected to a generator in a place referred to as the powerhouse. At the same time, the water that has gone through the turbine flows out into the river below the dam. Finally, the generator in the powerhouse is connected to power lines which are used to transport the electricity over long distances.
(175 words)
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