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Saturday, 14 October 2023

How Solar Cell ( Solar Panels) Works? With its Different Types and its Efficiency

 What is a Solar Cell? Is it a Photovoltaic Cell or Not:

Firstly, I make the point that the Solar Cell is also called the Photovoltaic Cell. And more Solar Cells are the cells that are the blocks means building blocks of Solar Panels. When several Solar cells are placed in a similar way construct up the Solar Panels. A photovoltaic Cell is also called a Solar Cell that transfers the Light Energy into Electric Energy with the use of the photovoltaic effect. Unfortunately, the batteries and the chemical reactions are not used in Solar systems and more do not need any fuel. Moreover, in Solar cells, there are no moving parts such as electric generators.


In solar Systems, about 20% of the sunlight that is received is converted into electricity. Rather, the expensive commercial systems about 40% are converted. So, the efficiency of the technological advances raises the panels to the expected. In addition,  in Solar cells, the largest formations are also known as Arrays. Around thousands of individual cells are made of them. All these places together in solar farms that transfer sunlight into power for industrial, commercial at large scale, and use of residential. 

Working of Solar Cell in Advanced Form:

The basic structure of all Solar Cells are same. In the system, the light enters via the optical coating that minimizes the loss of light amount to the reflection. Due to this the light is trapped and promotes the conversion of energy layers beneath. Some of the important points we discuss below:


On the surface of the Cell, the Sunlight shines.

  • Through the layers of the cell, the energy is carried like the photons.
  • In the lower layer, the photons transfer their energy over to the electrons.
  • This energy uses the electrons to hump back into the upper layer and in the circuit, they escape.
  • Providing the power to a device the electrons around the circuit are flowing.

Types of Solar Cells:

Solar Cells are divided into three categories which are:
  1. Crystalline Silicon Cells
  2. Thin Film Solar Cells
  3. Third Generation Solar Cells

1. Crystalline Silicon Cells:

From Crystalline Silicon Cells about 90% of Solar cells are made. Also, single crystals are used to generate monocrystalline solar panels while several crystals are used for polycrystalline panels and cells. n-type ingots are used this solar cells that are composed by heating silicon chunks with a small amount of the antimony, phosphorous, or arsenic-like dopant. n-type ingot combines with a p-type silicon layer, like the dopant the boron is used. This n-type and p-type are fused to generate a junction that was first formed in 1954 in the process. 

2. Thin Film Solar Cells:

Thin Film Solar Cells also known as thin-film photovoltaics are almost 100 times narrow or thinner. These are made from amorphous silicon, which means that the atoms are randomly arranged while the ordered crystalline structure. Films are made from organic PV materials, cadmium-telluride, and many more. Cells are generated by layering photovoltaics to generate the module and producing the solar cells is more cheapest. Moreover, this is not more efficient than the ordered crystalline silicon cells. Crystalline silicon cells generate 20% efficiency, while thin-film cells are about 7% efficiency.


Solar Cell is Used For producing the Electricity




3. Third Generation Solar Cells:

This is the latest technology of solar cells that combines both crystalline-silicon and thin-film solar cells efficiency is high and better for use. Moreover, made up the organic polymers, amorphous silicon, and many of the junctions that form the several materials of the semiconducting. In addition, it is cheaper and practically more efficient, and its efficacy is about the 30%. 

How Solar Cells Are Efficient?


Solar Cells only generate electricity that is based on light and also capable of processing. Many of the cells transfer around 10-20% of the energy they receive from the sunlight and convert it into electricity. While in the laboratory cells are more efficient reaching around 45%  efficiency beneath conditions that are perfect. In addition, the solar cells are optimized for capturing the photons with the specific frequency band, and the outside of this band is attenuated. Because the required energy is lake in some of the photons to create electrons. Further, the 10-20% efficiency like real-world factors that reach the real-world solar panels like as positioning, panel construction, alignment, heat, shadow, and lack of cleanliness decrease the optimum efficiency. Overall cell efficiency is found by the conductivity efficiency, separation efficiency, thermodynamic efficiency, and reflectance efficiency. 

Final Conclusion of Solar Cell(Solar Panels):

As a renewable source of energy solar cells are used in scales ranging from the little handheld device top to powering into communities. Solar Cells are buildings of Solar panels and solar cells are also known as the Photovoltaic cell. Also, Solar panels depend on their costs. So for your home carefully select the right and comfortable type of solar cell. I hope you clearly understand the topic and show your comments on what you feel about this. Thanks for reading.




Happy With Solar Cell!















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