Running in the race of renewable energy has been upgraded. People are learning and installing solar panels. They are one of the best electricity generators with renewable energy without causing much harm to the environment or ecosystem. Solar panels consist of solar cells which help them to turn light into energy. The advancement of technology has led to various types of solar panels depending on the need of the user. Each solar panel and its solar cells have unique material and properties. Each of them is best suited for a specific use.
A conventional solar panel is made up of individual solar cells that are made up of layers of silicon, boron, and phosphorus. The boron layer provides the positive charge, the phosphorus layer provides the negative charge, and the silicon wafer provides the semiconductor. When photons from the sun strike the panel's surface, they knock electrons out of the silicon "sandwich" and into the solar cells' electric field. This generates a directed current that may then be transformed into usable energy.
Before buying or installing a solar panel, you must know its type. Here are the major types of solar panels you must know before buying.
Monocrystalline Solar Panel
They have become the most developing one of the era, ignoring the fact that they are the oldest form of solar panels. In this scenario, the panels are monocrystalline solar cells. Usually, they have 40 monocrystalline cells composed of pure silicon. If you ever see one, you will observe that the panels are with the black cells. The reason behind this is the sunlight; whenever sunlight interacts with the pure silicon it looks black. When it comes to back sheets and frames, though, purchasers have a choice of options as they come in a range of color's. They are available in a variety of shapes and sizes now a days.
Monocrystalline panels produce the most electricity, take up the least amount of space, and last the longest. They are, of course, the most costly of the lot. Another advantage to consider is that, as compared to polycrystalline panels, they are slightly less impacted by high temperatures.
Polycrystalline panels, often known as 'multi-crystalline panels,' are a popular choice among low-cost solar panel installers. Polycrystalline panels are square and have a mosaic-like appearance. The surface has a blue tone because the panels are made up of numerous silicon crystals. Industry experts create polycrystalline solar panels effectively, with little silicon lost in the process. For household use, polycrystalline solar panels typically include 60 solar cells. The frames of polycrystalline panels are usually silver, with silver or white back sheets.
Monocrystalline panels are more environmentally friendly than polycrystalline panels. These panels are less costly due to their simple production method. Compared to monocrystalline panels, they need less silicon.
Thin-film solar cells are less costly and more flexible than crystalline solar cells. They may be used to make shingles. A thin film is a wonderful option for folks who don't like the look of solar panels on a roof. As they have a lower efficiency rating, people prefer to install them in large scale areas. Thin-film panels are approximately 350 times thinner than silicon wafer panels, as the name implies.
A thin coating of photovoltaic material is deposited onto a solid surface, such as glass, to create thin-film solar panels. Amorphous silicon, copper indium gallium selenide, and cadmium telluride are examples of photovoltaic materials. Each of these materials produces a unique 'kind' of solar panel, yet they all fit under the umbrella of thin-film solar cells. The photovoltaic material creates a thin, lightweight sheet that is sometimes flexible throughout the production process.
- Last updated on Sep 29, 2022