Thursday, September 30, 2010

Renewable energy sources


They give a long life for their usage.They also mean things like wood, paper, and leather, if harvesting is performed in a proper manner.Renewable energy sources can have a abundant yield.Questions on environmental issues are solved by these reproducable sources of energy as they do not run out and are able to be used in the future generation.They are also used for transforming energy.These sources are cost-effectiveness and in their availability,they are in abundant.These sources are non-polluting.It comes from a non-nuclear source that has invariant supply.These can be reproduced.They give us a large amount of electricity and heat.

Wednesday, September 29, 2010

residential solar


These sources can be replenished easily.Increased use of these sources can reduce the use of fossil fuels because it is compensated by natural processes at high rate than rate of consumption by people.Residential solar can also be put into homes.Solar cells,solar panels used in making this are cheap and can be repaired.Different hand tools,diodes, soldering iron, connectors, saw, glue,screws and drill are found on local shops.Wiring connection for this can be made at home.It is the best alternatives for producing energy.Solar power is a clean, renewable and free source.Panel frame can be made at home also. residential solar helps a lot in reducing pollution.It is environmentally friendly.All appliances use electricity,so solar power is in a great use to them.

Tidal power


Renewable Sources Of Energy are being used as a form of back up power which comes from natural resources like- sunlight, wind, rain, tides, and geothermal heat, which are inexhaustible.This energy is totally reliable and feasible.It can be used for commercial purposes for many years away as it cannot be depleted.It is formed from the constant and unpredictable tidal resources that could be used to get the electricity to the near available areas.Tidal power has shown to be the fruitful source.Its main sorce is the tides.Ebb tidal power generation method is very helpful as this uses a barrage that is built at the mouth of a river leading into the ocean.Its construction costs are low.The ocean tides are steady,it is a renewable energy source with no emissions and it is a clean energy.

Saturday, September 25, 2010

geo-thermal

The advantages of installing a residential wind turbine includes saving power, cost effective, environmental friendly and perpetual power supply.Also allways prefer to Use geo-thermal air conditioning is clean and quiet. For systems that do not use forced air to distribute the cool air, there is far less dust and noise.

Tidal power is using the tides to extract energy to convert into electricity. The tides are the result of the gravitational force between the Earth and Moon. On a daily basis this force pulls up tons of water, thus the tides.Tidal power is catching this water when it is at high tide and storing it in reservoir type structures until the time of low tide. During low tide, the water is released, allowing it to flow back out to sea through the turbines, and thus generating power. Tidal turbines are a new technology used for tidal energy. They are similar to wind turbines and are arranged underwater in rows. They work best in areas with strong tides. Although they are heavier and costlier to build, they also are capable of capturing more energy. They are also the least environmentally damaging of all the tidal power technologies, since they do not interfere with migration paths.

Friday, September 24, 2010

Renewable energy sources

Although the  renewable energy sources are free to use, there is of course money to be invested in the research and development into how to most efficiently and properly use it. Critics initially pointed to the relatively high cost of production and implementation of such apparatus as wind farms, solar cells, and solar panels; however, as technologies have improved, the cost of utilizing renewable energy has dropped significantly. It is this way with any new technology.

President Bush announced the Hydrogen Fuel Initiave (HFI) program in 2003, as part of his State of the Union Address. Fully suported by legislation of the Energy Policy Act 2005 (EPACT 2005) and the Advanced Energy Initiative 2006 the aims are to develop fuel cell, hydrogen and infrastructure technologies in order to make the production of fuel-cell vehicles much more cost-effective and practical by the year 2020. Over one billion dollars has been dedicated by the United States towards the development and research into fuel cells up to now.

Extensive fuel cell research is doing its part to reduce greenhouse gases into the air. A lot of funding is needed for research into fuel cells so that the future will see the majority of vehicles powered in this way, and less of the gas powered ones of today. Luckily, the government are now geared towards helping the research move more quickly, so the future of fuel cell powered cars could be nearer than we think!

The wind power industry is advancing in the exploration and development of better and more efficient ways of converting wind power into useful energy. Primitive techniques of harnessing the power of the wind already existed many centuries ago and today, modern  wind farms  and wind turbine suppliers aim to better their designs and technology to meet current and future energy demands.A wind turbine is more commonly referred to as a windmill. It can also be referred to as a wind generator. Though the terms are used interchangeably, each is not the same as the other. What makes a wind turbine different from a windmill? For instance, a wind turbine converts wind energy into mechanical energy that can be further converted to electrical energy whereas a windmill will just use the mechanical energy as is. As a windmill does not convert the energy, it cannot really be considered a wind turbine even though the words are often used interchangeably.

Saturday, September 18, 2010

Renewable energy

Now, more than ever, is the time to make renewable energy a number one priority. Renewable energy is that which is replenished by the forces of nature such as the sun, wind, waves and tides, and geothermal heat. Because it does not rely on the combustion of materials such as oil and other petroleum based products to produce heat or electricity, no harmful emissions are given off that reduce the Earth? own ability to regulate weather and other atmospheric conditions which could lead to an increase in deadly storms and a depleted ozone layer.

Renewable energy does not require any sort of chemical or combustive processes to operate. Simply by setting up devices such as solar panels, solar cells, or wind turbines, we can obtain a limitless (hence the term renewable) energy supply to heat and power our homes, businesses, and vehicles. Best of all, no carbon emissions are released into the atmosphere. Solar power energy is abundant in nature and it is also said to be a renewable source for power generation. Hence, when the need of the hour is to pick suitable home solar power systems, you need to research well and then apply your facts to good use

Thursday, September 9, 2010

solar power | renewable energy sources | tidal power

 
It's correct that the solar pool panels aren't so much in demand in the market. This idea is still new to heaps of folk. The price of the pool panel is below that of a normal solar panel. But still the price tag can imply great investment for most. An expert setting up of a solar panel system for home use can run into twenty thousand greenbacks or perhaps thirty thousand greenbacks. Due to this, most people are looking for the available means which can enable them construct their own DIY solar panel.A solar panel is comprised of a group of solar cells which are linked together to produce the desired amount of electrical energy.Since solar power is a clean energy source which has been around for decades, one might wonder why its not used more. The answer to this lies partially in the cost of producing solar panels, as well as in the efficiency of the solar panels.

Currently, fuel cells are installed in almost every neighborhoods and industrial buildings to provide electrical power. Within the next 50-100 years, hydrogen fuel cells will completely replace petroleum since they have broad social and commercial applications. Remote settlements can now depend on fuel cells for power. Portable devices can also be provided with renewable power through the fuel cells. Also because hydroelectric power production uses falling water to generate electricity, one does not have to stretch his imagination too far to think of Niagara Falls as a natural choice for the site of a hydroelectric plant. In fact, the world? first such power station was built at Niagara Falls. To produce hydroelectricity, dams are built, often on rivers, and allow water to fall onto a spinning turbine inside the dam. As the turbine spins, it generates electricity. This type of renewable energy is nearly pollutant free due to its dependence on the naturally occurring forces of gravity and water.