Buying A solar system can be a confusing and painful task that often leads to a Wrong decision in purchasing an under-estimatedsystem that doesn't aid your needs and can leave may purchasers asking the age old question of why did I bother. There are lots of things you need to consider before you purchase or build your system.
The first being what is my power usage in my house.
Do I use the TV power energy using alot ...if so you will need a larger system. Hence a larger inverter to cope with this.
The second question you need to ask yourself, is do I develop it myself or do I make provision for knowledge of how to develop this system as im guessing where not all electrician's. In saying that you may also want a licensed electrician to connect this up for you. Also allow for this in the cost when adding up your sums.
Try asking friends, you never know how many of them may have or are thinking of installing themself
And could have great contacts for electricians. The more people you ask the more you find there are others trying out same stuff.
The third part of the decicion, is to decide if you want an On the grid or Off grid system
On grid feeds power back to the electric company
Off the grid systems are totally dependant and require no power company to support it
There are many benifits in using solar power. For example, if you use your solar panel to power your electric heating system, you won't acquire any falling back monthly expenses linked to the heating of your home. With oil or gas-based heaters, you must pay the oil consumption expense each month in order to maintain the continuous heating of your home.
Buying solar panels benifits you in the long run. More and more people are looking to find ways to reduce their electricity bills. One way to fulfil this is to limit the use of any electrical appliances in the home, but most of us find this painful to do. So what else can we do to save money on electricity dollars? One practicable option is to buy solar so that you can get your own electricity.
Since solar is cheap, you can run your electric based heating or cooling system without noticing any extra each month costs. Many people use solar because it is a "clean energy source" and not damaging to the environment. Some countries, the US included, actually render tax incentives and benefits to households who go green and generate their own electricity!
In purchasing solar systems, there are many things to consider. One of the most crucial factors, is to consider your electric necessarily. Check or estimate the power consumption required for any of the electric appliances in your home that you'd care to power with your solar panels. Most people use the energy from solar systems to heat their water, since a water heater or air conditioning/heating units since these all usually consume a good amount of electricity. Make a list of the wattage ratings for all electrical appliances you might wish to power with the solar system, calculate all those wattage amounts and that will give you an idea about the amount of electricity you are consuming yearly when using those particular devices and appliances. When choosing a solar panel, choose one with a slighter higher wattage rating than the amount you computed from your list. This insures that the solar system you will be buying will have enough power output for your appliances.
Understanding the desired location for your panels can also impact how much you spend on the purchase. You want your panels to have maximal strike exposure throughout the day. The optimal placement of a solar panel requires installing the solar panels so that they straight towardsthe sun between the hours of 9AM to 3PM, which is when the sun is at its strongest. There areextra's that can be purchased to help get maximal light collection by the solar panel. A solar tracker is an example of this. But, because the solar tracker is powered by electricity returned from the solar system, the output of your solar system will be diminished by its power consumption.
In another important consideration is the guaranteed service life of the solar system. Most solar panels last for 25 to 30 years. Check your cost to find out if purchasing a solar system will give you the benefits over such a period of time. Look at the estimated power consumption for the devices you'd like to power and purchase of a solar panel for each month and then multiply that by 12 to get the estimated cost per year. Now multiply that number by the guaranteed service life of the solar system you are thinking about to see what that anticipated savings would be and whether or not the investment makes sense. Generally, the solar panels merely last between 25-30 years. Many people are under the assumption that solar panels last forever. That is completely not true.
Always consider costs and benefits when buying your own solar panels. Look at the expected service life. The object is to enjoy the benefits of a solar system, not be burdened with its cost.
Need more advice and help in building your homemade electricity system or
Buying solar panels
great advice available here:-
SOLAR PANEL SECRETS THEY DONT WANT YOU TO KNOW
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