About solar energy

January 5th, 2012 - 

 

First solar cooker was invented in 1767 by Swiss Horace Saussure and it looked like a box made from wood, painted in black. Solar energy is a free and permanent opportunity to use natural resources. Solar panel generates electricity from photovoltaic cells, it generates heat for buildings and it provides hot water for all seasons. This method can save our planet from global warming because if you use this you don’t need to (more…)

Limits of solar power

November 10th, 2011 - 

 

I was recently at some friends that had solar panels, I took a shower late in the night and I discovered some problems regarding the limitations of solar power usage. First of all, you will need more than 37 Celsius degrees in order to feel the effect of a warm water. If this is not happening, my case, I felt like taking a bath in the sea. Anyway, the shower was short, I can tell:) Searching on the internet, I found some information about the limits of solar power. The location, hours of daylight and angle of the solar panel all affect how well solar (more…)