Sunday, June 19, 2011

Solar Power – The Advantages and Disadvantages



Solar power has so many advantages to us. However, it also has certain disadvantages. Here are some pros and cons of solar energy

Solar Power Advantages:

Solar energy is clean, the only pollution on solar energy is due to the solar panel manufacturing plants, transportation of goods, and installation. The second advantage is that solar energy does not require a specific location, unlike some other forms of energy such as wind power. Whether a person is in a crowded city or in a remote village in an arid desert or a lush forest, at sea or in the mountains, solar energy is available to all.

Free resources

Another major advantage of solar power is the ability to harness electricity in remote locations that are not tied to a national network. A good example of this is in space, where satellites are powered by high-efficiency solar cells. The fossil fuel prices fluctuate constantly, since they depend on certain factors of global supply and demand. Solar energy is completely safe from market fluctuations, simply because it is free and free.

Solar energy systems can be installed easily

Solar panels can be installed on top of the roofs of many buildings, eliminating the problem of finding space for the placement of solar panels. Solar energy is a great alternative source of energy generation by the resulting financial savings. Apart from the cost of buying one instead of solar panels, solar energy is free for the rest of your life.

Disadvantages of Solar Energy:

The main disadvantage of solar energy is the initial cost. Solar panels are comparatively quite expensive, mainly due to material cost and complexity of the layout. This can sometimes turn out to be a deterrent, especially in the case of housewives and people who are considering a switch to solar energy at home.

The cloudy weather, rain conditions, etc., may interfere with the amount of sunlight reaching the solar panel. This in turn affects the amount of energy produced. Solar energy is only able to generate electricity for several hours a day. This means that about half of each day, the solar panels do not produce energy for the home.

This is a list of pros and cons of solar energy, and hope you need this information if you are thinking of investing the installation of solar panels at home.

Friday, June 17, 2011

Facts You Should Know About Solar Energy

Solar energy is perhaps one of the best alternatives of energy for the future of man and nature. According to scientific studies our sun has an estimated life of five million years. Compared with the sun, our oil and gas natural resources are being rapidly depleted, with some saving expert reports have concluded that in ten years could be in a real energy crisis unless we act now. Solar energy is the answer to our energy needs? Let me share three interesting facts about how to use the sun for energy.

1-.Sun is the best energy for our environment

The sun is a clean source of energy for our environment because it has no moving parts, no gaseous emissions, does not destroy natural resources, energy can be transferred to our smaller homes on large power plants. Solar energy, unlike other energy sources like coal, oil, nuclear and natural gas leaves no toxic residue or harmful.

2-.Solar energy has many uses

The energy of the future, as scientists called it. This energy is used to heat water, some solar cars, will produce energy for lighting, cooking, and is used for many other applications. Demand for solar energy systems is now growing demand ahead of supply. More and more applications become available as demand is growing more every day.

3-.The two types of solar energy (passive energy and active energy)

- Passive energy can be best described as using the sun's energy to heat water, air to heat our homes, and thermal energy to heat a mass. There are many types of water heating systems were coils tubes containing liquids that are heated by solar energy.

This is becoming a popular way to heat water for our homes, as water heaters consume 1 / 3 of our energy costs.

You may have heard of a trammel wall, a wall is usually made of concrete, painted black, and faces south exposure to full sun. This can be used to heat a home using the stored energy from the sun at night.

- The active energy is best described by using an electrical or mechanical means for transferring solar energy. Examples of this type would be solar panels that produce electricity from light-sensitive cells.

This is what is called a photovoltaic system. When using a system of pumps or fans to provide solar energy, this is also an active system.

Being an energy consultant and actively participate in alternative energy, makes people more aware of the importance of "solar energy" in our lives. Great advances in technology have made it more feasible for homeowners to install solar panels on their homes.