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Roof Solar Panels: How They Have Changed

by:Topson     2020-07-19
When buying rooftop solar panels, there are not only many brands but also various types of roof solar panels to choose from.
Each type has its advantages and disadvantages.
So what is the roof solar panel like?
What\'s the difference between them?
When buying rooftop solar panels, there are not only many brands but also various types of roof solar panels to choose from.
Each type has its advantages and disadvantages.
So what is the roof solar panel like?
What\'s the difference between them?
So far, we will explore three types in this article.
Single crystal solar panel: single crystal solar panel is the first and most widely used one.
Since they were the first to be produced, they have been dominating the solar market for quite some time.
They are your typical blue descent panels, with round cells arranged neatly and visible from all directions.
The production cost of single crystal solar panels is often very high, because they need to produce a silicon crystal in a very complicated process.
This has led to higher prices for consumers.
In fact, when writing this article (Dec 2008)
Compared with thin-film solar, the price of single-crystal solar panels per Watt is about 41% more expensive.
The advantage of these photovoltaic panels is that they occupy the space in the east, which is a good choice for people who don\'t have much space.
Although these cells are very fragile, they are fixed in a hard frame and can last for more than 25 years.
Polysilicon solar panels: The second is polysilicon solar panels.
Also known as polysilicon solar modules, they are made from a large number of silicon crystals.
This is for them.
Like glass.
Since they are not made of a silicon ingot, they are slightly less efficient, but also cheaper than single-crystal solar panels.
Multi-Crystal photovoltaic panels are made by cutting silicon blocks into thin wafers to form a single battery, which is then connected together to make the panels.
What makes them attractive to consumers is that they are priced slightly less than single crystal plates, but have a similar life span.
Amorphous solar panels: Well known thin film solar panels, the third and latest solar panels are very thin and flexible, light in weight and easy to handle.
At first, amorphous solar panels were made by fixing thin silicon materials on glass or stainless steel, which made them hard.
But to make them flexible and durable, silicon is now applied between flexible laminated materials.
This adds to the advantage of fixing the panel on almost any surface.
In fact, the thin film solar energy can completely replace the traditional wooden tile or steel roof, with overall and aesthetic appeal.
Another advantage is that they are the cheapest panels for manufacturers and consumers because they require the least amount of silicon and the simplest production process.
This also makes the cost of electricity per Watt the lowest.
However, because they are very thin, the efficiency of amorphous solar panels is more than 40% lower than that of single-layer solar panels
Convert solar light into a multi-crystal panel of power.
So in order to get the same power, they need to be almost double the surface area, which is not what everyone needs.
In addition, the thin film solar technology is still in its infancy, so there is a lot of controversy in terms of service life.
Some believe that panels will lose efficiency in just a few years.
Only by investing research and development into thin-film solar energy again can we see it as a reliable and smart solar investment for homes and businesses.
All in all, there are three main types of roof solar panels to choose from, each with its own advantages and disadvantages.
By understanding their differences, we hope that you will make better information decisions when you finally invest in roof solar panels at home.
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