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What is Solar Power?

More and more homes, offices and devices are now relying on solar power as people are becoming more aware of the potential dangers of other unnatural sources of power. It is important that you know more about the idea to determine if it is the best option for you. Solar power can render several benefits for the long term. You can take advantage of the features by choosing the right type and maximizing the effect right in your own home.

About Solar

Solar power is described as the creation of electricity straight from the sun. The generation can be direct with the use of PV or photovoltaics or indirect via CSP or concentrating solar power. CSP is done by using the energy of the sun to focus and boil water which will eventually create solar power. Solar power has the capacity to give more than 1000 times the total world energy consumption back in 2008. However, solar power only comprised 0.02% of the total in 2008.

If solar power will be used double every 2 to 3 years, it can become the dominate source of energy for the century. The biggest solar power plants, are concentrating solar thermal plants, although new multi-megawatt photovoltaic plants have also been created. More and more countries are investing in the bigger photovoltaic power stations, like Germany and Portugal.

More Solar Power

Terrestrial solar power is a predictable and intermittent source of energy, which means even though solar power is not readily available all the time, people can still predict it using a certain degree of accuracy when the energy source will or will not be available. A number of technologies, like the solar thermal concentrators, include an element of thermal storage, such as molten salts.

These come in the form of heat and are considered as store spare solar energy that can readily be made available overnight or at times when solar power is not available to create electricity. Orbital solar power collection also avoids the intermittent use, although satellite launching and beaming of the gathered power are required to get antennas on Earth. The enhanced intensity of the sunlight over the atmosphere also tends to boost the generation efficiency.

About Solar Energy

Solar energy, heat and radiant light that emanates from the sun have been controlled by humans beginning the ancient periods using a wide range of evolving technologies. Solar radiation, together with secondary solar-powered resources like biomass, wind, wave and hydroelectricity are accountable for majority of the available renewable energy on Earth. Only a small fraction of the available solar energy is utilized.

Solar powered electrical generation depends on photovoltaics and heat engines. The uses of solar energy are only limited by human ingenuity. Some of the other uses of solar energy include space cooling and heating via solar architecture, solar hot water, solar cooking, potable water via distillation and disinfection, daylighting and high temperature process heat for industrial functions. Solar panels are one of the most effective and basic ways to gather solar energy.

Common Solar Power Systems for Homes

Are you one of those homeowners who are dreaming of having solar powered homes? Perhaps you’re already familiar with DIY solar power kits. The idea may sound inviting however a lot of people are scared to create their own solar power system. Solar power is usually available in three kinds. You too can use any of these powers gradually.

People usually associate solar power with solar panels. But you see, solar panels are not the only source of power. You can choose among the several components known today. Take a look at these solar components that you can use at home.

1. Solar cookers ? this is already a common way of using solar power. Some people may find the cooker slow in terms of performance but if you’re not rushing, you can surely cook on time. You can use the solar cooker to roast, bake, and boil. This is best suited for a small family with a maximum of 5 members. You will no longer need fuel since you will be using only sunshine. There are also no emissions or smoke.
2. Solar thermal systems ? this is an ambitious system but it’s simply an update of the oldest known consumer technology. In this system, you will need solar panels. From the panels, the sun’s heat is transferred to a water tank. The water in the tank is heated. Your home can also be heated by putting some pipes. This was already available back in the 80s but it was rather expensive. Today, the thermal systems are more affordable and efficient.
3. Solar generators ? many homeowners are now utilizing solar generators for alternative power. The generator makes use of photovoltaic cells where the power inverter is hooked. You can use the solar generators for your lighting system at home. The electrical power is stored in the batteries and you can use it later. By using solar generators, it would be possible to run some electrical appliances. If you have $200, you can already create the generator.

A wealth of information can be found on the net if you simply do your homework and look for useful info. By purchasing the DIY kits, you can create your own solar power system. There are also instructional materials available online that provide step by step instructions on how to create solar panels or cells. It would help a lot if you conduct a search online and read the step by step instructions there; that way, you can determine if you can carry out the project or not.

Solar power systems are not that difficult to create especially if you already have a considerable knowledge about it. All you will need to do now is to establish a workable budget so that you can start with the right project that you can afford. You can start with very simple solar power systems for your home like the solar generators. The generators are much more affordable and easy to make. After some time, you can now make more complicated plans like the thermal systems. Solar power for homes is an excellent alternative to those who want to save on electricity and help save the earth.

Don’t think twice and if you have the money to purchase the materials to make solar power systems, go for it. In the coming months, you will surely benefit from it.

History Of Solar Energy

When people talk about solar energy, a lot of people think of certain solar energy sources that are pretty common to them, such as wood, and even dried animal droppings. Aside from these possible sources of solar energy, people also associate the concept of solar energy as one of the possible causes for global warming.

However, there are still a lot of things that people do not know or fully understand about solar energy just yet, like what it is exactly, and how to use it to its utmost potential. In order for you to fully understand more about solar and sustainable energy, and what the future holds for it, you need to learn more about the history of solar energy. This article will give you a chance to delve in deeper into solar energy’s fascinating history.

Historical Role Of Solar Energy

One of the more common and more popular roles that the sun, or solar energy, played during those ancient times is that of a force that is able to sustain life based on its ability to give off renewable energy. This is probably the main reason as to why the people during those times, especially in native South and North America, as well as in other parts of the world, worshipped the Sun.

Ancient Greece built temples devoted to worshipping their sun deities, namely, Helio and Apollo. Also, the Greek’s use of solar energy were not limited to religious purposes, as they even used the solar energy system to incorporate passive solar design in the construction of their houses.

The Romans simply improved the Greek’s design and also incorporated windows into their structures, allowing them to be able to trap more solar heat. This actually played a role in their ability to produce a good growing condition for plants.

Solar Hot Water Heater Prototype

Unknown to a lot of people, but the original prototype for solar hot water heaters is actually a result of do-it-yourself projects of people in their hopes to be able to boil water, and keeping the water hot for a longer period of time. Scientists during the 18th century were able to discover that covering a box with a glass top while heating it would actually get the water to reach boiling temperature. But it wasn’t until someone tried to separate the solar heat collector with the water tank that the first prototype for solar hot water heaters was created.

Discovery Of Solar Energy Cells

Solar energy cells, also known as PV cells, are actually created when three Americans discovered that building transistors with silicon. This was during the 1950′s. PV cells weren’t actually an affordable solar energy source back then, however, due to its practical use in the satellite industry, the solar energy cell industry became sustainable. PV cells serve as the main fuel source for satellites out in space.

Solar Energy Today

Nowadays, in our more technologically advanced times, solar energy has now garnered a lot of renewed interest and focus, especially since solar energy has now become more affordable, and offers more use and application in our modern day needs. Solar energy cells are actually being used in a lot of businesses and homes today, and are even responsible for powering most household appliances, office equipments, and are even used to power cars.

What to Expect from Solar Power for Homes

Years ago, solar power was used mostly for magnifying glasses and calculators. Now, it is already possible to use solar power for homes. The energy of the sun is widely available and scientists are improving solar power systems year after year. Electricity is a necessity and life will be quite hard without it. However, the fossil fuels are depleting and electricity is expensive. The use of fossil fuels also causes damage to the Earth, thereby causing global warming and other environmental problems.

Solar power for homes is a renewable and much better energy source. Many homeowners are going green these days because they want to save money and the environment. Despite the encouragement of the government and other organizations, only 1% of the total homeowners use solar power. If you’re in the US, why don’t you visit California? You can find many solar powered homes in California.

The energy of the sun can be used in different ways to create electricity. A very good example is the use of solar generators. The generator is powered with the use of mirrors that focus and reflect sunlight. When heat is created, the generator will be powered. Photovoltaic cells are also quite popular and these are available in solar panel DIY kits. The panels are usually mounted on rooftops. When sunlight hits the photovoltaic cells, electrical charge is created which in turn power homes and offices. You can purchase the kits from online stores or even in your local area. Just shop around for the best and highly effective panel kits; these kits already include guided instructions so that you can develop a homemade solar panel.

Ordinary homeowners still find solar power too expensive and that’s the main reason why many people still opt for conventional electricity. With the modern technology of today, scientists and researchers are looking for cost effective ways to offer solar power to the public. Did you know that you can also store the energy that comes from sunlight? This is true and so you can still use solar power even when there’s no sunlight. So whether it’s nighttime or it’s raining, you can use renewable and clean energy.

Solar cookers, thermal systems, and many others are excellent alternatives but you need to know how to use them effectively. The very first step that you need to take is to determine your monthly electrical consumption. You can do this by checking your electricity bills and get the average monthly usage. You also need to consider the weather or climate in your area. After determining your electric consumption, you can now decide on the appropriate inverter. A bigger inverter can accommodate expansion in the future. For people with limited resources or budget, you can start with the simplest projects like outdoor lights and garden features. Even if you use smaller solar panels, you can still cut down your electrical bills by 50%-80%.

Try to have realistic expectations when using solar power. You can’t give up conventional electricity completely but if you can use it together with solar power, you can save a lot of money in the long run. Make this one-time investment and enjoy lasting benefits in the coming months and years. Solar power for homes is an excellent investment and you too can enjoy a greener and clean lifestyle.

How to Build Your Own Solar Cell

Solar panels are already considered very cost effective because these provide renewable source of energy. You can actually save more by making your own solar panels, instead of having to buy from a store or hiring a pro to do the installation. You can get a lot of financial benefits by maintaining the material properly. Expect solar panels to last for up to 3 decades if well-maintained. Here are some tips on how to begin your project.

Starting Out

Begin with the sandpaper and use it to scour the different regions of the copper of one of the available sheets. There should be no corrosion whatsoever on the copper for the process. Wash the copper sheeting using water, soap and either a sponge or a towel. You should allow oil from your hands to get on the copper. Tower the copper until dry. Make sure that you do not touch it directly. Use tongs to position the copper on the hot plate. Switch the hotplate on as warm and hot as possible.

Cook the copper using red hot heats for about 30 minutes. Use a thick black layer of oxides and allow to form at the surface of the copper. Be sure that you do not leave the copper unattended while you are cooking. The oxide layer and the copper below it will cool at various speeds, leading the two to separate. The process can be violent and can lead to accidents if not properly done. Be sure that you do not get too close or leave flammable items near. It will take around 20 minutes to cool everything to room temperature.

More on the Process

Wash the copper in plain water carefully. This will ensure that you get majority of the black pieces off. The red layer of cuprous oxide should remain on the metal. This will form right under the layer of cupric oxide. Get the cooked copper sheet plus the uncooked sheet then fit these into the plastic bottle. Bend each sheet outward so that no part of the two sheets will stay in contact with each other.

It is important that you clip one of the available alligator leads to the top of each sheet to connect these to the meter. The positive terminal of the meter must link to the uncooked sheet. The negative terminal must link to the cooked sheet. Dissolve two tablespoons of salt into a few cups of water. Pour right into the plastic bottle, allowing the water level to rise about 1 inch from the top of the sheet. Put the bottle out in the sun and observe the meter. The meter should rise consistently to about 50 micro-amps. Place the bottle in the shade and allow the meter to go down below ten. Finally, you have created your own solar cell.

More on Building

You can expect to finish the entire process in just 3 to 4 hours. It is important that you check out the different available resources first at your local hardware store and online so that you can get the most out of your budget. You should also consult a pro and other people who have tried building their own solar cell panels so that you can maximize the effect and get the energy you need to power your various devices.

Solar Power Info

Perhaps everyone knows what solar power is. For many years, solar power has been used but because of the inefficiency of the gadgets being used, it can’t be utilized to its fullest potential. Researchers and scientists are continuously making improvements so that even ordinary people can now use solar power for their homes and for businesses. If you’re looking for solar power info, you’ve come to the right place.

To understand solar power better, you must know some of its components. Firstly, take a look at photoelectric or photovoltaic cells. These cells are responsible for converting the sun’s rays into electricity. The solar panel contains photovoltaic cells that produce the needed energy. With a square meter of the solar panel, you can already generate enough electricity to light a 100w light bulb.

Solar power can heat water in your homes as well. You will simply install glass panels on the roof and that’s heat. A solar power thermal system can benefit you a lot by decreasing your monthly electric bills.

Are you familiar with solar furnaces? It makes use of mirrors to capture sunlight and provides high temperatures.

When using solar power, you need to know its good points and bad points. Solar energy can help in reducing pollution and waste. You will no longer depend on fuels for energy and the best feature of all is that it is totally free (that is, once you’ve installed a solar power system). Small villages that are located far from conventional energy sources can surely benefit from solar power. In sunny countries, solar power can be used to the fullest but since resources are limited, very few are able to enjoy its benefits.

Solar power is renewable and it can be used for different purposes. Examples are solar calculators, garden lights and fountains, and battery chargers. As long as the sun shines in the morning, you will get a renewable source of energy.

The problem faced by researchers today is that many places don’t get enough sunlight all throughout the year. The solar power devices can work more effectively in places where the sun is brightly shining. Some places don’t enjoy too much sunlight and this is where solar power becomes unreliable. A very good example is United Kingdom. In the UK, solar power can only be used in low=powered or small devices.

In the US particularly in California, solar power is used by many homes and establishments. The Los Angeles area gets a lot of sunshine and because of this it’s much easier to generate solar energy. California’s goal is to increase the use of solar power consumption to 10% in the coming years. The use of solar power is being enhanced year after year with the advancements in technology. Scientists and researchers are discovering new ways to use solar power to the fullest. Several years ago, using solar power was rather expensive but today, you can already enjoy its benefits for as low as $200. The solar power systems kits are very affordable and you can use them to light your garden and other outdoor lights. If you can expand the system, you will soon be able to use it indoors.

You will know what solar power is by knowing its main uses. So whenever you see the sun, you will know that energy can be generated from it through the use of special devices and equipments.

Solar Panels 101

The solar panel is the most basic element of a solar power system. It primarily functions to gather sunlight during certain periods of the day to power different devices and structures. Depending on the size, solar panels can power anything from RVs to huge plants. It is also important that you understand how the panels work and where you can apply these so that you can get the most benefits. Here are some more details and info about the material.

What are Solar Panels?

Solar energy starts with the sun. Solar panels are also known as photovoltaics and are primarily used to convert light from the sun. These are made of energy particles called photons that are changed into electricity to power various electrical loads. Light from the sun is considered as a renewable energy resource that gives clean energy. Solar panels can be used for different applications like remote power systems for cabins, remote sensing, telecommunications equipment and to produce electricity for commercial and residential panel systems.

The History

The development of the solar energy began more than a century ago. During the early days, solar power was used mainly to produce steam for drive machinery. Henri Becquerel discovered the photovoltaic effect that allowed the conversion of solar electric energy. Becquerel’s discovery triggered the invention of the first true solar cell by Charles Fritts in 1893, which was created by coating selenium sheets with a thin gold layer. The solar panel was then created afterwards.

Russel Ohl is an American inventor who used to work for Bell Laboratories. He patented the first silicon solar cell in the world in 1941. The first solar panel was produced by the same company in 1954 because of Ohl’s creation. The new solar panels were used first in space satellites. During the 1970s, more people saw the use of solar panels through the newly designed calculators that can run easily under light.

At present solar panels and full solar panel systems are used to power different applications and structures. Aside from calculators, solar panels are now used to give power to homes, commercial buildings and other huge structures.

Letting the Solar Panels Work

Solar panels can gather clean renewable energy in sunlight form that will be converted into electricity. The average home has adequate roof area to let solar panels gather enough sun to be converted into DC current or AC current. Solar panel arrays can be sized to meet big requirements. The AC current can power loads in the house and other commercial buildings. It is important to consider the part of the house, as well as the right angle of the sun so that the solar panels can gather the most light over more hours of the day for optimum results.

You can choose to build your own solar panels or just order a pre-made one online. There are also a number of stores that offer solar panels, depending on the use you need. You can hire some experts to help you determine the right part of the house or structure where you need it installed. You should also talk to other solar panel owners to help you maximize the benefits.

Solar Power in the US

Sunlight contains energy and if you can capture it using a special gadget, you can turn it into electricity. For many years, solar power was always overlooked. But now that the world is becoming warmer, the sources of fossil fuels are depleting, and the cost of electricity is continuously rising, many people now realize the importance of solar power.

With solar power, you will no longer have to worry about electricity once you’ve installed the solar power system. Aside from that, you will get clean and renewable energy. When you install a solar power system, you’re able to hit two birds with one stone ? you’re able to save the earth and you can save a lot of money in the coming years. The system can last for about twenty years and that’s like a lifetime already. With proper care and maintenance, the system might reach thirty years of service.

In the US, solar power is gaining popularity. Years ago, it would have been impossible to use solar power in homes because it was too expensive. But thanks to modern technology, many homeowners in the US as well as businesses now make use of solar energy. Power bills can surely be reduced thereby saving the environment and the pockets of homeowners or businesspersons.

Some places in the US enjoy a lot of sunlight particularly Los Angeles California. There are so many solar power systems available today and solar panels are just one of them. Despite the many benefits of solar power, have you ever wondered why very few people use it? At this point, experts claim that solar power is still inefficient. To generate more electricity, then larger solar panels are needed which are quite bulky. Just imagine putting a large and ugly panel on your rooftop which can destroy your home’s overall beauty? Ready made solar panels are quite costly that ranges from $35,000 – $250,000 depending on the size.

Scientists are still conducting researches and at present, solar power is said to be more efficient now unlike many years ago. Drastic changes were made thereby improving the solar panel’s price and appearance. With the invention of the photovoltaic cells, solar power was greatly improved. The cells will be placed on steel substrate to capture sunlight and the energy will be stored within the battery. The photovoltaic panels contain n layers of cells thereby increasing its efficiency. These new panels make use of the ‘amorphous silicon thin alloy technology’. Through this technology, the cells are not bulky anymore and highly efficient. With stylish photovoltaic panels, your house or office will still look pleasant eve with the panel on top.

Aside from the cell, photovoltaic shingles were also invented. Basically, the shingles modified solar panels. If you don’t want to use bulky solar panels, this is an excellent choice because of its aesthetic and convenient design. The photovoltaic shingles look like ordinary shingles and are colored black.

The photovoltaic cells and shingles have definitely enhanced the solar power technology. Who knows? Perhaps in the future, experts and scientists can now develop smaller cells, panels, etc. Check out LA and see the solar powered homes there. You can now start calculating your home’s electrical requirements so that you can determine the right size of the power system. Start with a small project and work your way up but if you can afford to pay for ready-made ones, go ahead.

Introduction to Active Solar Energy

Active solar energy is used by several homes, offices and other structures today because of its many benefits. Generally, active solar energy is described as the use of mechanical devices to gather, store and distribute solar energy inside the home. Active solar energy water heating systems use pumps so that water is circulated well within the system. There are several applications that you can try depending on your setup. Here are some tips.

The Advantages

Active solar energy can provide people with many benefits. It can be used on your present home regardless of the current design or orientation. Active solar energy can produce a lot more solar thermal energy compared to passive solar energy. The heat energy created can be used easily all throughout the house. Electricity requirements are also reduced thereby boosting your savings.

The Components

There are three main components in active solar energy. First is solar energy collection which involves the use of solar collectors. The most basic collector is the flat-plate collector. This is an insulated box covered with glass. Inside the box, you will see black absorber plates that absorb solar energy and transform it into heat. The heat energy is moved to a fluid, air or water that will flow through the collector. This will ensure if the system is air-based or liquid-based. Solar energy storage can be done using thermal mass or water tanks for liquid based systems. Air-based systems will have to rely on rock bins to contain the heated air. Solar energy distribution is the third component which is based on the kind of system.

The Types

There are 3 types of active solar applications that you can readily use in the home namely active solar pool heating, active solar space heating and active solar water heating. Active solar space heating can heat air inside the house by using pumps, blowers and fans that will distribute and gather heat. The systems can be either air-based or liquid-based. Air-based systems use rock bins or thermal mass, while liquid-based systems use thermal mass or water tanks.

Active solar water heating can heat water in the home with the use of pumps. There are two kinds of solar water heating systems namely direct and indirect systems. Direct systems heat the current household water in solar collectors. Water is pumped to a tank after heating. Indirect systems use heat transfer fluid. The fluid is heated in solar collectors, then pumped to a storage tank. This is also known as a closed-loop system.

The Third Type

Active solar pool heating involves the use of pumps to properly circulate the water in the pool via solar collectors to heat and then return to the pool. The pool becomes a storage medium for heated water so you do not need any more water storage tanks. If you use active solar pool heating, you can extend the swim periods of the family and reduce the heating costs of maintaining the pool. Active solar energy is a smart option for individuals who want to save more in heating costs.

Solar Power and Global Warming

Who wouldn’t want to get a lifetime supply of free electricity? Well, that can be realized only if you install a dependable and durable solar power system. Solar power is free but only after the installation of the power system. Conventional electricity comes from the burning of fossil fuels that in turn contribute to global warming. The effects of global warming are quite evident nowadays. Many people are now interested in saving the environment to prevent the devastating effects of pollution. One way to decrease pollution and environmental concerns is through the use of solar power.

Solar power can be used in different ways especially in households. You can use it for lighting, for cooking, for heating the house, and many others. Utility bills are very expensive and you can cut it down by installing a solar power system. The system has solar panels that collect sunlight and converts the energy of the sun into electricity. You can readily use the electricity or it can be stored in the batteries.

The sun’s raw energy can’t be used to power homes and it needs to be converted first through the inverter. If you have a solar powered house, you can make use of renewable and clean electricity. Even if you can’t cut off your traditional electrical supply, you will be able to reduce the consumption thereby helping the environment. Electricity is generated by burning fossil fuels that contribute to pollution and global warming. The supply of fossil fuels is also decreasing and the world might face electricity shortage soon if they don’t conserve energy. It would be best to start using solar power now.

Through the efforts of SEPA (Solar Electric Power Association), the public is made aware of the many benefits of solar powered homes. This is the best time to make substantial efforts to save the environment. Solar power can’t possibly replace conventional energy sources today but who knows. If the technological advancements can help in the enhancement of solar power systems, perhaps in the near future the whole world can go green.

Pollution is widespread and it poses a great threat to the world. By reducing traditional electricity consumption, you can also lessen pollution. Solar power can provide clean, renewable, and free electricity. It doesn’t produce harmful emissions. You can enjoy free electricity as long as the system is working properly and as long as the sun rises.

The solar power systems are not that expensive these days. In fact, you already get a solar power kit for as low as $200. Still, the large solar panels are expensive. The federal government in the US offers incentives, loans, grants, rebates, and other financial options to help homeowners in installing a power system. Take advantage of these financial options so that you can start helping the environment.

Solar power systems can serve your home for about twenty years when properly maintained. It’s like an entire lifetime if you start now. If every home around the world patronizes solar power, global warming can be greatly reduced and Mother Nature can heal herself. Try to learn more about solar power and if you can afford to install a system at home or in the office, don’t hesitate because you’re doing the world a favor and you also get a lot of benefits.