Wednesday, September 14, 2011

Hydropower ? A source of clean energy

Because this is a source of hydro power is environmentally friendly? It is simply because we are in a position to electricity by water power were funnel.

The use of hydropower, hydro power, or even going back to ancient Greece, as well as in China, when they created the rivers of water wheels in a hurry to turn mills and other equipment. Years later this was in the New World, which is now called North America uses with electric sawsother devices.

The Water Wheel

But the existing hydroelectric power plants still use basic concepts such as the historic waterwheel with some modifications. The main difference is that the authority to use force the turbine, which drives, in fact, turn an electric generator produce usable energy to push.

To ensure that there is a constant flow of energy, a dam must be designed to maintain,Water. If you need more energy, the dam gates are opened so that water can be released. During peak hours the doors are normally closed. Actually, there is water all the time, some dams have a recovery, and pumping systems for water can be released again be used.

There are problems with the use of hydropower. Some argue that a problem for fish and water plants on each side of the dam. Since the flow rate was changed, the nutrient-richSilt, vegetation growth that helps could be affected, that's exactly what happened when the Aswan Dam in Egypt was completed.

However, there are ways to do this and the bigger picture is that the energy produced from hydroelectric power produce no emissions or waste that actually solve a lot better than running a coal power plant power.

Powerwave

There is another way to generate hydroelectric power and you get the form on the sea. This is also called as wave energyor wave energy, which builds on the changes in the levels of the sealed tube turbines. Each time a wave rises in the chamber, the water rises from the Air Force, then an electric generator.

Once the tide drops, the air moves through the turbine and back into the room through doors to close.

These rooms to stay afloat on the sea and how much energy is produced differently. Many of them are used on the west coast of Scotland, South Africa,Australia, Canada, North and Northwest Coast of the United States. These devices are usually small and can feed a warning buoy or a small light house.

Tidal energy

Another highlight is the energy of the tides. The main difference is the energy of the waves when the tide comes in, will collect the water behind dams in reservoirs. When the tide drops, the water is released behind the dam and thus the generation of energy much like a hydroelectric plant.

This would only work if youhave tides that are at least 16 meters. There are few places on the planet who can do this.

Ocean Thermal Energy

Finally, you have the ocean thermal energy. Here you get the energy at different temperatures in water. For this to work, you must be at least 38 degrees Celsius difference between the warmer surface water and colder water from the deep sea. Still in the testing phase, is used in Japan and Hawaii.

Hydropower is a very strong greenSource. And "is safe to use and what's even better is that it is renewable.

Source: http://news-eco-innovations.chailit.com/hydropower-a-source-of-clean-energy-2.html

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