We are having a discussion over bifacial solar panels. Therefore, the basic thing lies in the form of design. These are quite beneficial over traditional modules.
The exciting feature is the power production. However, we consider both sides of the panels. It helps to provide maximum power. Traditional panels provide massive power at higher costs. However, this thing becomes easy with bifacial. It provides excessive power with minimal costs. Therefore, with bifacial, we observe a better revolution and the production of energy. There is also the presence of many advancements. Yet, before it, we need to see the detailed perspectives.
History
The history explains the early model. It exhibits the start of bifacial in the 1960s. There is a greater role for silicon cells and solar cells. Both of these are active materials.
Further, we come across single to double junction devices. Bifacial is therefore the future of solar. The dual absorption makes it an effective choice. So, it is credible with respect to performance.
How do Bifacial Solar Panels Work?
Working proceeds on the basis of bifacial technology. However, we are just following the differences. There is a difference between the two cell types.
There are two types of Solar PV Modules. One type is monofacial and the other is bifacial. So, for one the process is like the basic photovoltaics.
But, the bifacial module works by the tracking strategy. It deals with sunlight absorption. There is absorption on both sides of the panels. In other words, both sides of the panels work. They soak up the energy in collaboration. Due to the collaborative work, we get an efficient resource of energy.
Types of Bifacial Solar Panels
There are many types of bifacial cells. However, the important ones consist of the following:
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Glass-glass bifacial panels
Their material includes transparent glass back sheet. These allow light to pass through them. However, it enables it to reach the rear side of the panels. However, they are durable and resistant. It is also beneficial for environmental factors like moisture and UV radiation.
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Glass-film bifacial panels
Such panels include two sides. One is the front side while the other is the backside. The front side comprises a glass sheet while the other includes a transparent film. This design lessens up the overall weight of the module. Further, it adds flexibility in installation.
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Frameless bifacial panels
Unlike traditional panels they do not include the aluminium frame. However, they include glass-film technology. Further, they make use of a special mounting system for installation. By appearance they are seamless. Further, these are better for some architectural designs.
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Back contact bifacial panels
These panels consist of contacts on the rear side. It helps to eliminate the shading effect. Especially, when it comes to the front side of the panels. Further, it maximizes the absorption on both sides of the panels.
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Dual Glass Bifacial Panels
There we achieve the glass sheets on both sides. It provides durability and protection to solar cells. They are better with moisture, humidity, and weather changes.
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Hybrid Bifacial Panels
Panels like that make use of bifacial technology with innovative features. For example, some cells combine solar cells. They utilize built-in concentrators or light tracking systems. This technology helps to maximize energy production.
What are the Different Types of Solar PV Cells?
There are different types of PV solar cells used in Bifacial solar panels. However, these vary on the basis of design and function. So, let us have a look at some of the important types.
Passive Emitters
It works on the principle of the generation of energy. Here, we deal with one to many arrays of solar cells.
- Extra passive layer to get better efficiency
- Enabling the solar cell to capture more sunlight
- A cost-effective solution to speed up the PV system
On behalf of this approach, we achieve better productivity. Yet, there are some of its dynamic types:
Rear contact
These are basically the modified type. Especially, there are many cells. They consist of 6 to 12 solar cells. Due to this contribution, we come across better performance. However, the rear type focuses more on the back side
The Rear type and Locally diffused
When it comes to the strength then it is a better choice. Its design makes it unique. Therefore, the strength is certain there.
Totally diffused type which is rear
Here, there are the types like bifacial with diffused and rear. It makes bifacial the best choice. It includes better choices with functionality. There are also better uses for trapping maximum sunlight. It includes the capturing of energy on solar cells.
Thin layered heterojunction
The combination of two different technologies is present there. Here, the crystalline solar cell comes in hand with thin layered amorphous material. There occurs a strong interaction there. Therefore, our solar performance is enhanced.
Interdigitated Back Contact
It includes the presence of movement features. Here, the unfunctional sides are replaced. There, the arrangement is different. So, it includes the replacement of solar cells. It is better for solar systems with high shading. Basically, it aims at reducing shedding losses. So, it is better for areas where there is shade.
What is the Difference between Mono and Bifacial Panels?
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Properties |
Monofacial |
Bifacial |
|
Sunlight Capture |
Sunlight is captured by one side only. This process ensures the productivity. However, lesser power is gained as compared to bifacial. |
Both sides of the panels capture sunlight. This process is helpful as it serves with the huge energy production. |
|
Presence of PV Cells |
It includes the PV cells on the front side. Due to this feature, the front side needs to perform the overall role. |
Here, we observe the PV cells on both sides. This advancement helps with excessive energy. Therefore, bifacial panels act as beneficial with PV cells. |
|
UV factor |
The traditional model of solar has a basic functioning. It occurs on behalf of the basic conversion of direct current. There is nothing like the protection of ultraviolet rays. |
With this technology of panels, we come across the safety of protection from UV. Due to this advancement, bifacial is the preferred choice of panels |
|
Generation of Energy |
Sunlight acts as the primary energy source. There is nothing like the presence of advancement. |
There is the presence of two sources of energy. One of the sources is sunlight. However, the other source is reflected light. Thus, the presence of two sources makes it a proper fit. |
|
Factor of efficiency |
Efficiency is similar to bifacial. However, it is lessened in many conditions. As bifacial panels consist of a tracker. |
Working on both sides of panels makes it the best choice. However, with the efficiency it is usually higher. Especially, the tracker technology helps greatly. It provides up to 12% of efficiency. |
|
Technology |
Panels like that work in an opaque sheet. So, here the sunlight is absorbed on top of the panel. In other words, the technology of the back sheet exists. |
Such a kind of panels work on the pattern of illuminated technology. Here, we gain maximum energy production. It includes tracking technology. |
Advantages of Bifacial Solar Panels ?
There are many advantages to this module. However, there are some that are comprised of the following
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Energy
We wish to grab the maximum production of energy. There is an increase in a huge amount of energy. So, this involves a two-faced panel. It is, therefore, better with huge energy by two sides.
So, we need to understand the massive productivity. It is all about the better performance of a PV system. Moreover, there is an advancement in the bifacial system. There is more than one cell. So, there is the presence of 72 cells. Hence, it enhances productivity. Due to the massive number of cells, the more energy is there.
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Durability
These are the most durable type of panels. Here, the material makes it long-lasting. So, tempered glass sets it as a better quality product. Following this parameter, we achieve supreme quality. So, this thing relates to the factor of quality testing. We need to observe the durability of glass material. A material should pass quality testing.
Further, the parameter of testing involves many steps. The material is declared a proper fit with verification. A product needs to pass all the steps. So, the panel material should be tested. Therefore, it helps to grab premium quality.
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Effectiveness
There we come across energy absorption on both sides of the panels. Due to this credential, such types of panels are extremely effective. Similarly, the efficiency is maximum with the bifacial panels. Here, we attain 11% more efficient than conventional panels. Further, there is an improvement in maximum output. The overall output can be more than 12%. However, the involvement of the tracker increases output. Further, with solar trackers output is up to 30%.
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Competitive Pricing
Traditional panels include higher costs and minimum functionality. But, when it comes to bifacial panels then pricing is minimum. However, we achieve a better approach to its functions.
Above all, the costs are reduced for the material. Therefore, their prices are lower as compared to monfacial. So, if you want to save some pennies then it is the best choice.
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Warranties
Bifacial solar panels are qualitative. It works in a better way with the material. But, the important thing is the warranty. However, these are effective to work for up to 30 years. This credential makes it a better choice of solar owners.
What are the Limitations of Bifacial Solar Panels ?
Bifacial solar panels are extremely workable. But, there is only one limitation. However, there is the presence of costs. It all exists due to the trackers and maintenance. There are trackers that are present for the detection of sun exposure. Similarly, there are higher costs initially.
It is a fact that it helps with knowing the output. But, one thing is sure like the higher initial costs.
What are Solar Tracking Systems?
These are the devices that aid the bifacial solar panels. Especially, in the detection of orientation. So, with betterment, the trackers easily grab maximum sunlight. With proper direction, panels can work properly. Therefore, such systems help with better guidance to the sun-facing side.
Solar panel technology is all about sun trapping. So, devices should aim at excessive sunlight. Better devices capture more of the sunlight. There are basically two types of solar trackers. These types are based on the axis. One is a single axis while the other one is a dual axis.
However, the single axis tracks the sun on one axis. The direction is from east to west. Its costs are extremely reasonable. They are also easier to maintain.
Further, the dual type aims at excessive tracking. There is the presence of two axes. Due to this thing, it is more productive.
What are the two types of PV system trackers that are available?
On the other hand, there are many solar tracking systems. There are two famous types. One is active while the other is passive.
Both are different from each other at one point. The active type needs an external source for working. While the passive type does not need any source. It works on its own.
However, the wonderful thing is the maximum output. Therefore, solar trackers are used in combination with bifacial solar panels.
How do Solar Bifacial + Tracking Systems Work?
On the other hand, there are many solar tracking systems. There are two famous types. One is active while the other is passive.
Both are different from each other at one point. The active type needs an external source for working. While the passive type does not need any source. It works on its own.
However, the wonderful thing is the maximum output. Therefore, solar trackers are used in combination with bifacial solar panels.
Conclusion
This article is all about the bifacial aspects. It includes a discussion of bifacial solar panels. Especially, with respect to the types. However, the working methodology and differences add value to the content. Especially, this study states that bifacial panels are far better than traditional panels.
The core concepts explain the types and latest strategies. However, all of the credible information works beneficial for the readers. Thus, it clears the understanding of bifacial panels. So, if you are looking for bifacial panels then Clean Power Store is there for you. It is a well-known wholesale distributor of solar products in the USA. You will find efficient and quality-based solar products out there.