Friday, December 12, 2014

Solar Panels – How to Chose the Perfect One



Thinking about employing solar power as a means of greening your life & lightening your ecological footprint? When selecting panels for your solar-energy system, there’re so many factors worth considering. 

Price: 

The price of a solar panel system is determined in part by the physical dimension, the brand, longevity and any guarantees the solar power panel might have. Selecting a solar-panel on cost alone isn’t smart, as it mayn’t suit the area, you want to set up it, mayn’t have the essential documentations to be eligible for government discounts, or mayn’t have the warranty needed for monetary reimburse of the power generated. 

Durability or warranty: 

The durability of a solar panel is very crucial for several reasons. If the solar system has a ten years of warranty, and it’s utilized in a grid connect system you’d anticipate the solar panel to generate adequate energy to pay for itself inside ten years. 

Moreover, if the solar-panel is to be employed in an important system, you should not risk fixing solar panels that are not as vigorous as others. Renowned solar panels will have a warranty period of twenty-five years. 

Solar panel size & wattage: 

The dimension of the solar-panel in Watts will affect directly the cost, as solar panels are normally priced in dollars per Watt. 

Watts are concerned to the productivity of every panel; signifying a 100 Watt solar panel under perfect condition will produce hundred watts of electrical energy each hour & a two-hundred watt panel will produce two-hundred watts every hour. Thus, expect to disburse double cost for the two-hundred watt panel, compared to the hundred watt panel. 

Efficiency of solar panel: 

There is much debate regarding competence in solar panels, for example, how productive the solar panel is in transforming sun rays into electrical energy, but the crucial point to keep in mind is that a 100 watt panel will generate watts; in spite of its competence ratings. 

Solar cell types: 

There’re three main kinds of solar cells: 
  • Mono-crystalline silicon – the most effective & generates the nominal solar cells, and hence the smallest panels.
  • Poly-crystalline silicon – generates the next most effective kind of cells, but equal wattage solar panels are bigger compared to their monocrystalline counterparts.
  • Amorphous silicone – employs the smallest amount of silicon & also generates the least effective solar cells. This denotes this type of solar cells take up more area compared to the other 2, but it has the benefit of providing flexible solar panels that can be employed on irregular or curved surfaces not fitted to solid panels.
Suitability of solar panel: 

Mono-crystalline & multi-crystalline work great in bright cool environments, while amorphous silicone will be more effective at extreme temperatures. 

Experts usually suggest monocrystalline or multi-crystalline for big unshaded roofs, and amorphous solar panels for roofs with limited shading. 

These above-mentioned tips are very important when it comes to compare solar panels and choose the right one. So, stick with them and be sure to enjoy the natural energy of solar panels. 

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