How Does Solar Energy Work? - The 4 Myths of Solar Energy

This article explores the four big solar myths. TheseActually, the photovoltaic effect (creating electricity
are common misconception about how solar energyfrom sunlight) was first discovered in 1839. The first
works and what you need for solar energy to worksolar panel was made in 1882. Solar energy is not
for you. Once you know these myths, you can get aexactly new on the scene.
much better idea of whether solar energy will work forAlso, the major development of solar panels was
you.during the space race. Solar panels were needed to
#1. You need a hot climate for solar energy to work.power the satellites orbiting the earth.
Actually, you need sunlight for solar panels to work.If you can imagine a situation where it was more
Photovoltaic (solar electric) panels actually work slightlyimportant to create a reliable technology, I would like to
less efficiently in hot weather. They like being cold.know it too.
So while hot weather can be helpful for your solar hotPhotovoltaic panels have no moving parts, and their
water, for electricity from the sun, cold weather isfine.maintenance requires being washed maybe once or
Proof: Germany is one of the top installers of solartwice a year. And this is only because dust slightly
energy. They have less sunlight than most of northernreduces their efficiency.
America.Solar panels are reliable, tested technology.
Japan is also a major installer of solar panels, and their#4. You need a huge roof for solar panels.
climate is temperate.Actually, unless you live off the grid, it's best not to
#2. Solar Panels are Expensive.install a giant solar panel system.
Let's compare this with something else: owning aMost people who live on the grid will see great
house.benefits from a small system, sometimes even one
Houses are expensive too, yet people buy them. Thethat takes care of 20% of their bill.
reason people buy houses is because owning a houseThis is because of the billing structure of power
is an investment.companies.
People buy houses becausea) it's better paying aThis billing structure is called tiered rates, and is
mortgage than it is is paying rentb) at the end ofdesigned to penalize heavy power users. It means that
paying the mortgage, you still own the house, and itusually the last 10-15% of your bill (depending how
has increased in value.much power you use) will be charged at a higher rate.
So, to finish the comparison, when you own a solarThis is where solar power comes in. With a small
panel, you cana) use the power bill savings to pay offsystem, you can eliminate that last, expensive part of
the solar panel, andb) once the solar panel is paid off,your bill. This is called a 'peak shaver' solar installation.
you still own the solar panel. It's still paying your powerLiterally, it shaves the expensive 'peak' rated power
bills.off your bill.
And it has increased the value of your house.So even with a small solar panel system you can get
This is why the expense of solar panels is betterexcellent bill savings.
looked at as an investment.That's the 4 big solar energy myths covered.
#3. Solar Panels are New, Untested Technology.