• Polycrystalline Solar Cell High Quality 17.2%-18.4% Effy System 1
  • Polycrystalline Solar Cell High Quality 17.2%-18.4% Effy System 2
Polycrystalline Solar Cell High Quality 17.2%-18.4% Effy

Polycrystalline Solar Cell High Quality 17.2%-18.4% Effy

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Loading Port:
Shanghai
Payment Terms:
TT OR LC
Min Order Qty:
1000 pc
Supply Capability:
1000000 pc/month

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Solar Cells:

solar cells, when struck by photons of light from the sun, generates an electrical current which can then be used to power DC or AC electrical loads.
A solar cell is made of silicon. Computer chips are made of this same material. Basically, when light strikes the surface of a solar cell some of it is absorbed into the silicon. This light energy bumps the electrons loose and causes energy to flow

Solar cells is made by solar wafer, it has three categories of solar cell right now, monocrystalline polycrystalline and thin film,These cells are entirely based around the concept of PN junction, which is the critical part of solar module, it is the part that can convert the light energy into electricity, the thickness is from 180um to 200um, with even busbars to conduct electricity, textured cell can decrease diffuse reflection; they are often electrically connected and encapsulated as a module. Photovoltaic modules often have a sheet of glass on the front (sun up) side, allowing light to pass while protecting  semiconductor wafers from abrasion and impact due to wind-driven debris, rain, hail, etc. Solar cells are also usually connected in series in modules, creating an additive voltage. Connecting cells in parallel will yield a higher current;With high quality and stable quality. Our Cells can greatly improve the performance of Solar Modules.


Specifications

Efficiency code


1720

1740

1760

1780

1820

1840

Efficiency (min)

(%)

17.2

17.4

17.6

17.8

18.2

18.4

Pmax

(W)

4.186

4.234

4.283

4.332

4.429

4.478

Voc

(V)

0.631

0.632

0.634

0.636

0.640

0.642

Isc

(A)

8.446

8.485

8.523

8.573

8.660

8.700

Vmp

(V)

0.525

0.527

0.529

0.531

0.535

0.537

Imp

(A)

7.973

8.035

8.097

8.160

8.280

8.340

Solar Cells Advantage:

•  High efficiency and stable performance in photovoltaic conversion.
•  Advanced diffusion technique ensuring the homogeneity of energy conversion efficiency of the cell.
•  Advanced PECVD film forming, providing a dark blue silicon nitride anti-reflection film of homogenous color and attractive         appearance.
•  High quality metal paste for back surface and electrode, ensuring good conductivity, high pulling strength and ease of soldering.
•  High precision patterning using screen printing, ensuring accurate busbar location for ease with automatic soldering a laser cutting. 

Features:

High efficiencies up to 16.4%

Proven long term mechanical stability of silicone

Make of highly purified poly silicone

Three bus bars for reduced series resistance and improved module and cell efficiency

Blue anti-reflecting coating ensures improved light absorption and increased efficiency

Acid texturization offers a uniform appearance and virtually invisible crystal structure

Excellent low light behavior for improved energy yield

Polycrystalline Solar Cell High Quality 17.2%-18.4% Effy

FAQ

We have organized several common questions for our clients,may help you sincerely:

①What price for each watt?

It depends on the efficiency of the solar cell, quantity, delivery date and payment terms.

②How long can we receive the product after purchase?

In the purchase of product within three working days, We will arrange the factory delivery as soon as possible. The pecific time of receiving is related to the state and position of customers.Commonly 7 to 10 working days can be served.

③Can you provide the peripheral products of the solar panels, such as the battery, controller, and inverter? If so, can you tell me how do they match each other?

Yes, we can, we have two companies for solar region, one is CNBM International, the other is CNBM engineering Co.

We can provide you not only the solar module but also the off grid solar system, we can also provide you service with on grid plant.

④What is your warranty of solar cell?

 Our product can promise lower than 0.3% open box crack, we support claim after opening the box if it has crackm color difference or sth, the buyer should give pictures immediately, we can not accept the claim after the solar cell has assembled to solar panel.

• Timeliness of delivery

• ⑤How do you pack your products?

We have rich experience on how to pack the solar cell to make sure the safety on shipment, we could use wooden box or pallet as buyer's preference.



Q:What are the environmental impacts of solar cell production?
The production of solar cells does have some environmental impacts, but they are generally considered to be relatively low compared to other forms of energy production. Some key impacts include the extraction and processing of raw materials, such as silicon and metals, which can result in habitat destruction and water pollution. Additionally, the manufacturing process itself requires energy and water, which can contribute to greenhouse gas emissions and water scarcity. However, when considering the overall life cycle of solar cells, including their use and end-of-life disposal, they still have a significantly lower carbon footprint and environmental impact compared to fossil fuel-based energy sources.
Q:How long does it take to install solar cells on a rooftop?
The installation time for solar cells on a rooftop can vary depending on various factors such as the size of the system, complexity of the installation, and the experience of the installation team. However, on average, a typical residential installation can take anywhere from one to three days.
Q:How do solar cells perform in regions with high levels of snowfall and blizzards?
Solar cells generally do not perform optimally in regions with high levels of snowfall and blizzards. The snow accumulation on the solar panels can significantly reduce their ability to generate electricity as it blocks the sunlight from reaching the cells. However, advancements in technology and design have led to the development of snow-resistant solar panels that can shed snow more easily and continue to generate electricity even in snowy conditions. Additionally, the angle and tilt of the panels can also play a role in snow shedding. Overall, while solar cells may not perform at their highest efficiency in regions with heavy snow, it is still possible to generate some electricity with proper installation and maintenance practices.
Q:Do you believe you can make a solar cell by using kitchenware?
I do because I did it once.
Q:How much does a solar cell weigh?
The weight of a solar cell typically varies depending on its size and type, but on average, a standard solar cell weighs around 3 to 4 pounds (1.4 to 1.8 kilograms).
Q:Can solar cells be used in high-altitude areas?
Yes, solar cells can be used in high-altitude areas. In fact, solar cells can work even more efficiently in high-altitude locations due to the thinner atmosphere, which allows for greater solar radiation to reach the cells.
Q:Can solar cells be used in recreational vehicles or boats?
Yes, solar cells can be used in recreational vehicles or boats to generate electricity, making them a sustainable and efficient power source for these vehicles.
Q:The working principle of solar cells includes the three processes
The solar cells absorb photons with a certain energy and excite unbalanced carriers (photogenerated carriers) - electron - hole pairs. These electrons and holes should have sufficient life, and they will not disappear after they are separated.
Q:How does a solar cell work?
A solar cell works by converting sunlight into electricity through the photovoltaic effect. When sunlight hits the solar cell's surface, the photons (light particles) transfer their energy to the electrons in the semiconductor material within the cell. This energy allows the electrons to break free from their atoms and create an electric current. The separated electrons then flow through the cell's electrical circuit, generating usable electricity.
Q:The advantages and effects of solar energy
There are transportation problems, especially in the underdeveloped rural areas, islands and remote areas more valuable value.Third: solar energy is a clean energy in the development and utilization, will not produce waste, waste water, waste gas, no noise

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