The first thing to know is that panels rely on light from the sun, not heat. In fact, most solar panels become less efficient in extremely hot conditions.
Solar panels convert sunlight into DC electricity. When photons from sunlight strike the silicon cell in the solar panel, electrons are released. The freed electrons race around and, with the help of an electric field, create energy in the process.
The electrons flow through the panel and string (which connects each of the panels on your roof ina traditional set-up) eventually making their way to the solar inverter.
The inverter converts the DC power from the panels into AC electricity for yourhome. Your inverter also changes the voltage from the panels to match the voltage in your house.
Solar panels are made up of interconnected ‘silicon cells’ joined together to form a circuit. They may look the same at face value, but they come in different sizes, styles and are available for different purposes. A typical residential panel uses a 60 - cell configuration, with larger 72 - cell panels often fitted in large - scale installations.
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