September 1, 2010
Recharging Small Items with 12-Volt Solar Panels
One of the most popular types of portable solar panel systems is the 12 volt (12v) system.
But just how much energy does 12v generate you? Not enough to warm up your residence, but enough to run some of your portable devices, or reload their rechargeable batteries.
Because of their smaller size they generate a lesser amount of electricity but act just like a big solar panel. This type of solar panel works best under full sunlight. Most of them will work on cloudy and rainy days, but it will take longer to return the electricity to charge your device. This type of panel does not work with indoor light, but newer advances in cell technology are making indoor light a possibility to charge a small panel. Some have already reached the consumer market.
Great portable panel systems have built-in regulators, meaning they'll mechanically correct the amount of energy they make to the amount that the device requires. So be sure that the portable panels you buy have this feature, otherwise there's a risk of overcharging (or "frying") the contraption that you're trying to recharge.
You still need to be careful when handling portable solar panels , it's not like you can go swimming with them. If you fold or crease the solar cell itself, you'll likely break or disable it. So don't fold the cell, or put the portable panels in the washing machine, or prod them with sharp objects. Your weight belt will survive that kind of treatment, but your portable solar panel won't.
One more word of caution: the portable solar panel can't reload normal batteries. It can only charge rechargeable batteries. This may be obvious to you, but you'd be surprised how many individuals try to reload normal batteries.
You will need extra connector equipment in order to use the portable panels, so plan for the additional expense. You'll need connectors that fit with the recharging plugs on your portable devices. And if you plan to use your portable solar panels to trickle charge your car, boat or snowmobile battery, you might need a set of battery clips.
"Trickle charging" can keep your vehicle's battery completely charged. Here's how it works: place the portable solar panel on a surface where it receives the most sun; then plug it into the cigarette lighter socket, or attach the clips to the vehicle's battery. This can be a great help in really cold climates where temperatures drop below freezing, and you have to keep your car parked outside all day.
Portable solar panels are still relatively expensive compared to using grid electricity at home or in the office. But they make sense if you spend a lot of time camping, hiking or working from your car. And they're great backup systems for times when the power goes out.
Filed under Telescopes by astronomy_fan
August 28, 2010
What The Heck Is A Photovoltaic Solar Panel? Here's An Introduction To Future Energy
Photovoltaic Solar Panels have become one of the most popular types of panels for their clear-cut use. With a rapidly growing demand for cleaner sources of energy, many forms of renewable energy are becoming more and more common. One of the most popular methods of energy supply is that of solar power, which is particularly popular for supplying domestic energy.
There are many advantages to solar power, even though it can be expensive to buy a new solar panel, it's also possible to build your own. If you can generate more electricity than you use you could potentially save yourself a lot of money in the long run. You can help protect the environment and save energy at the same time.
The production of photovoltaic solar panels has increased by fifty percent every couple of years since the year 2002. Because of this, solar energy is one of the fastest growing technologies in the world.
The solar cells built into the panel convert the sun's light rays into usable electricity and by connecting a series of panels together you can generate enough power to supply your house. Each photovoltaic solar panel is connected to a small group to create an array of various sizes depending on your energy needs. Depending on how your array is arranged will determine how much of the sun's energy is being converted into usable energy.
Photovoltaic solar panels are getting more and more popular with do it yourself types and the average consumer. Solar enthusiasts are getting into solar energy as a way to save money on electricity, but there are so many types of usable solar gadgets that are great to take camping or for charging your phone. One country that has really taken solar energy to new levels is Spain which produces an impressive 60 megawatts of power.
It is great to see that alternative and renewable form of energy are really starting to take root so that we can make solar panels still continue to enjoy the quality of life we have grown accustomed to.
Filed under Alternative Energy by astronomy_fan
January 27, 2010
Proven Techniques Help You Make Solar Panels - Guaranteed!
I Wish I Knew How To Make Solar Panels
More and more, everyday individuals like you and me want to use newer ways to make renewable energy. When you consider the growing costs of fossil fuels, going green is quickly becoming a realistic option. The Do-It-Yourself electricity movement has largely become one of the fastest and best ways to save money and help the environment. The most commonly used solar technologies for homes and businesses are solar water heating, passive solar design for space heating and cooling, and photovoltaic solar panels for electricity. Making solar panels is easier than you might think, cost effective, and fun.
Here are some interesting projects to consider for using solar energy:
- the garage fridge
- your yard lights
- a TV
- a garden fountain
There are a lot of ways to make a solar panel, none of which is very hard. Depending on the type of supplies you use, your solar panel will probably cost about 200 dollars. You have a choice of many types of supplies when you make homemade solar panels. Your first major expense will be to buy the solar cells. A recent search on Ebay showed tabbed solar cells for about $1.80 each and untabbed solar cells for about $1.10 each. Plywood might be your cheapest material to purchase, and you may even have some lying around the garage already. However, rather than plywood, I would recommend using a sheet of white or black plexiglass. It's lighter, much nicer looking, and will last longer. You can probably find the size you need at your local hardware store or it can be purchased online.
Once you have the back of your solar frame, you'll have to put a frame around the edge. You can use either aluminum C frame material or wood. Aluminum is more costly, but it will last a good deal longer and weather the elements better. Your final piece of the puzzle is the cover. Some people use a sheet of glass. I would not recommend using glass, simply because it's so fragile. Clear, UV-protected plexiglass is the best option. Make sure, however, that it is UV-protected or it will turn yellow and hinder your panel's effectiveness. As you start your project, plan out each step and put your plan into writing. You can easily make solar panels with the right guide book. The right manual will help steer you in the best direction to make good decisions. Start small and work big. Be realistic in your expectations. Your first panel may not be prettiest girl at the party, but you'll get better.
Take the time to plan out your solar panel project. Budget your project and balance cost with longevity. Just because you have an old scrap of plywood lying against the back fence does not mean that you have to use it just to save a few dollars. You may opt for untabbed solar cells to offset the cost of a plexiglass frame over a wood frame. Finally, keep in mind that you will be working with electricity, so have fun, but always be safe.
Filed under Alternative Energy by astronomy_fan
