How Do Solar Panels Turn Light Into Electricity

This is the job of your inverter.

How do solar panels turn light into electricity. Silicon can do this because the electrons in the crystal get up and. The flow of electrons through the wires is what is translated into electricity. They extract the power generated within the solar cell and conduct it to an external circuit. They can do this because of something called the photovoltaic effect.

Old school solar technology uses large crystals made out of silicon which produces an electrical current when struck by light. And the solar panels that you see on an increasing number of roofs do something similar converting light into electricity. When electrons move back and forth and bounce around through the semi conductor materials their movement converts into energy. So while your solar panels may have captured solar energy this energy is useless unless it can be put into a useable form.

Solar powered photovoltaic pv panels convert the sun s rays into electricity by exciting electrons in silicon cells using the photons of light from the sun. Inside the solar panel all of those moving electrons are caught and pumped out into the system. Electrons negatively charged are knocked loose from their atoms allowing them to flow. Photons in sunlight hit the solar panel and are absorbed by semiconducting materials such as silicon.

The bread on either side consists of thin strips of metallic electrodes. Answer a solar panel is a semi conductor device which will produce an electrical voltage and current if light falls on it. Just like a sandwich it s the.