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Main parts of the photovoltaic system

That is in a simple way the principle of converting solar radiation into electrical energy. Now we will introduce the individual parts of a photovoltaic power plant.

 

  1. Photovoltaic panels
  2. Direct current
  3. Inverter
  4. Alternating current
  5. TV
  6. Water heater/boiler
  7. Battery
  8. Washing machine
  9. Dryer
  10. Elektromobile charger
Explanation proces photovoltaic panels

Types of solar panels

There are 3 types of photovoltaic panels available on the market:

  • monocrystalline,
  • polycrystalline,
  • and amorphous (also referred to as thin-film).

Monocrystalline photovoltaic panels are considered the most efficient, reaching an efficiency of up to 21%. In the case of polycrystalline panels, it is at an efficiency level of approx. 19%, and for amorphous panels it is only around 10%.

<<< Solar monocrystalline panels

The big advantage of monocrystalline panels compared to polycrystalline panels is that, thanks to their high efficiency and ability to achieve optimal performance even in low sunlight, they do not take too much space on the roof as polycrystalline panels. The lifetime of monocrystalline panels is guaranteed by manufacturers for at least 25 years, they require minimal maintenance during the year and the decrease in their performance over time is less than 0.5% per year.

Different types of photovoltaic panels

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Performance optimizers

This kind of optimizer is a very useful accessory for every photovoltaic panel. Thanks to them, the photovoltaic power plant can produce up to 25% more energy and at the same time help to maximize the performance of each panel.

The main difference between photovoltaics with optimizers and a solution without optimizers is that if the performance of one panel is reduced, for example due to fallen leaves or snow, with optimizers, the remaining panels work at 100%. In a photovoltaic power plant without power optimizers, not only the power of the shaded panel will decrease, but also the power of the other panels in this string (roof side).

Performance optimizer for photovoltaic panels

Performance of panels without optimizers

Explanation of performance of panels without optimizers

Performance of panels with optimizers

Explanation of performance of panels with optimizers

Performance of panels without optimizers

Explanation of performance of panels without optimizers

Performance of panels with optimizers

Explanation of performance of panels with optimizers

Inverter

The main function of an inverter in the photovoltaic system is to change direct current into alternating current, which can then be used for household needs. Every inverter has a digital menu display where you can control actual electricity production with all necessary data. Many manufactures also provide monitoring software together with the inverter. This monitoring is then available in a mobile or computer application, where all photovoltaic panels and their individual performance are graphically represented. The application automatically sends notifications to the customer and provides practical information about the weather or positive effects of the photovoltaic power plant on the environment.

Solar inverter