Archive for the ‘Solar Panels’ Category

Monocrystalline solar panels are one the most efficient commercially viable photovoltaic solar collectors, but not necessarily the first choice for every home!

Monocrystalline photovoltaic electric solar energy panels have been the go-to choice for many years, and are among the oldest, most efficient, and most dependable of technologies. If you’ve ever seen black or iridescent blue panels on a roof or powering a device, they were probably monocrystalline panels. Each module is made from a single silicon crystal, and is more efficient, though more expensive, than the newer and cheaper polycrystalline types.

Here’s a look at the benefits of Monocrystalline Solar Panels.

These are generally considered the workhorses of the solar power market, and most people will choose monocrystalline panels due to their ready availability. These panels are easily identifiable, made up of uniformly stacked rounded cells. Because they’re made from just one crystal, not multiple crystals fused together, the process of making them is one of the most complex and costly ones around. That means every panel will cost more.

However, that increased cost is buying additional efficiency, meaning one panel will produce more power than lower priced options. If space is a concern (which it often is with solar panels), monocrystalline will be the best type to use. More wattage per square foot can be delivered with these panels. The average 175 watt panel is about sixty-three inches in length, thirty one inches in width, a little over an inch high, and weighs thirty-three pounds, with an aluminum frame. The lifespan of a monocrystalline cell is a minimum of twenty-five years and can be more than fifty, making them a worthwhile investment for long term use. These panels are extremely fragile, however. That means a rigid mounting is a must.

Like other types of solar panels, monocrystalline solar modules suffer a reduction in output once the temperature from the sunlight reaches around fifty degrees Celsius/a hundred and fifteen degrees Fahrenheit. Reductions of between twelve and fifteen percent can be expected. These are lower than the reductions in output experienced by polycrystalline cells, but they still need to be factored into the calculations and design for any solar power system.

For those putting together a long term solar setup who want to know they have access to the best and most reliable panels on the market, monocrystalline types are probably the best bet. They’re costlier than polycrystalline options, but their longevity, performance, and efficiency mean that they’re a good buy over a longer period of time. When you want to be sure you’re producing the highest wattage per square foot, these are the modules to rely on.

Most Efficient Solar Cells

There is a great demand for solar panels across the world and some of the world’s leading companies are coming up with innovative ideas to design most efficient solar panels.

Most Efficient Solar Panels Manufacturers

The current initiative is taken up by few known companies such as Sanyo Electric and Sun power which is world’s leading brands in the manufacture of Solar panels. Sun power, a Silicon Valley manufacturer of high efficiency solar panels have recently come up with a range of models which can produce efficiency to as good as 20.7%. Actually higher efficiency results in low or cheaper costs of the solar panels. Also the most efficient solar panels are those which produce more energy utilizing less area. The efficiency tells us how much of actual needed electrical energy is produced from the total input of solar energy. There is a competition amongst various companies who want to produce most efficient solar panels, which are as good as 40% energy efficient while others claim to have even more of it. However most of the commercial silicon cells range up to 15% percent of the total energy. According to a Company from San Jose, California the E 19’s range (manufactured by Sun power) provides a higher efficiency by employing an antireflective coating which captures greater amount of off-angle light and by using 3 percent more surface space per cell. This as compared to the conventional solar panel gives in more energy efficient solar panel features. This product has already captured a lot of attention in the market from plenty of customers and will gain double of what it has achieved now.

Most Efficient Solar Panels Available

The other most efficient solar panels which have an efficiency of nearly 40% are highly expensive, splendidly designed and highly complex models. Scientists therefore are now experimenting to bring out results that will make such solar panels cheaper, less complicated and easily handled by people who use them. According to them they tap the nano-technology features and combine it with the built up of the latest designed solar panels. Although the device is easy to create scientists still have some hiccups in tapping the energy productively. As soon as that is done more and more people can be benefited by such a development.

As for now the silicon solar panels are used profusely by most of the manufacturers around the world.

Most efficient solar panels can be manufactured at home also. There are many eBooks available on the Internet which gives clear instructions on how to make these solar panels.

How Does A Solar Panel Work

Understanding the solar panels’ function is as good as understanding the free flow of electrons through the circuit. This is because a solar panel generates electricity using the similar principles of electronics as standard electrical objects or chemical batteries. Whether it is the space station or solar powered calculators – the theory of function of the solar panel remains same every where. For electricity to flow in any electrical device it is imperative that the positive charge be created which generates it. In solar panels this is generated by combining silicon with an element such as ‘boron’. The two plates are joined together with the help of conductive wires which catalyses in running electricity through them.

How Does A Solar Panel Work Efficiency Wise?

Before we use the solar energy for various uses its important to know the efficiency of the solar cells for more and more generation of electricity since we know that this energy is an inexhaustible one. Solar panels are tremendously used as house hold appliances with greater efficiency. May it be in cooking, boiling, microwaving, air conditioning or refrigerating solar panel efficiency is simply abundant, renewable and reasonable for modern living people. With the home solar appliances only 20% of the total energy is converted in to electrical energy which means that the solar efficiency that we actually get with these devices is nearly 20%. With the use of electrical bulbs and tubes the efficiency further drops to 5%.

Countries like USA and Australia have plenty of solar panel manufactures. These panels can be used in running products ranging from the water heater, solar lamps, street lights, and solar cells to solar cookers etc. The solar panels come in kinds such as photovoltaic solar panels, a-Si- thin-film solar panels depending on the power that they produce ranging from a mere 20 watts to 500 watts. Countries like china produce solar panel products which are energy efficient and come in reasonable rates.

The latest high technology solar panels hail with an efficiency as good as 20.7% which is more than the average output of 19%. These high power solar cell series have a thin single crystalline wafer of silicon surrounded by ultra-thin layers of silicon. The new panels use AG coated glass which provides an important feature of ‘light-trapping’, which gives more efficiency in less sunny areas. The smaller areas can get tremendously benefit from these high energy solar panels with more efficiency.Now that  the question “how does a solar panel work” has been answered you can pick one up for your home today.