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  • Writer's pictureDan Reed

How Do Solar Panels Work? Demystifying the Science Behind Solar Energy

Updated: Sep 11, 2023

Solar |  Solar Panel Installers Oxfordshire | Capital Electrical Ox

Introduction: The Magic of Solar Panels Unveiled

In the heart of Oxfordshire, where technology meets sustainability, Capital Electrical & Solar is here to unravel the secrets of solar panels and the incredible science behind solar energy. Have you ever wondered how those sleek panels on rooftops turn sunlight into power for homes and businesses? Join us on a journey through the science of solar energy.

The Science Behind Solar Panels

Solar panels are comprised of photovoltaic (PV) cells, the workhorses of the solar energy system. These cells are made from semiconductor materials, often silicon. When sunlight hits these cells, a fascinating process begins:

  1. Absorption of Photons: Sunlight consists of tiny packets of energy called photons. When photons strike the PV cells, they're absorbed by the semiconductor material.

  2. Generation of Electrons: The absorbed energy excites electrons in the semiconductor, allowing them to break free from their normal positions. This generates an electric current.

  3. Flow of Electricity: The liberated electrons create an electric current, and this flow of electricity can be captured and harnessed for various applications.

The Inverter's Role

The electricity generated by solar panels is in direct current (DC), which is different from the alternating current (AC) used in most homes. To make it compatible with your electrical system, an inverter is employed. It converts DC into AC, making it usable for powering your lights, appliances, and devices.

Excess Energy and the Grid

Sometimes, solar panels produce more energy than you need. This surplus electricity can be sent back to the grid, earning you credits or reducing your energy bills through net metering. It's a win-win situation for both you and the environment.

Efficiency and Environmental Benefits

Solar panels have become increasingly efficient over the years, making them a sustainable and eco-friendly choice. By harnessing the power of the sun, you reduce your carbon footprint and reliance on non-renewable energy sources.

Conclusion: Embrace the Power of the Sun

Understanding how solar panels work is the first step toward embracing clean, renewable energy. With Capital Electrical & Solar by your side in Oxfordshire, you can tap into the boundless potential of solar power. Let's harness the sun's energy together, for a greener and brighter future.

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