• Thin Film Solar Cells for Sale - Polycrystalline Silicon Solar Cells 156mm System 1
Thin Film Solar Cells for Sale - Polycrystalline Silicon Solar Cells 156mm

Thin Film Solar Cells for Sale - Polycrystalline Silicon Solar Cells 156mm

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Loading Port:
Shanghai
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TT or LC
Min Order Qty:
5000 pc
Supply Capability:
9000000 pc/month

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Instruction of Polycrystalline Silicon Solar Cells156mm:

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 ap-n 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.

 

Polycrystalline Silicon Solar Cells 156mm 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. 

 

Polycrystalline Silicon Solar Cells Images:

Polycrystalline Silicon Solar Cells156mm

 

Polycrystalline Silicon Solar Cells156mm


Polycrystalline Silicon Solar Cells156mm

 

Polycrystalline Silicon Solar Cells156mm

 

Polycrystalline Silicon Solar Cells156mm

 

Specification of Polycrystalline Silicon Solar Cells:

Mechanical data and design

Format          -       156 mm × 156 mm ± 0.5 mm  

Thickness-       -       200 μm ± 20 μm

Front (-)         -       1.4 mm bus bars (silver),blue anti-reflection coating (silicon nitride)

Back (+)           -     2 mm wide soldering pads (silver) back surface field (aluminium)

Temperature Coefficient of Cells

Voc. Temp .coef.%/K                 -0.364%/K   

Isc . Temp .coef.%/K                 +0.077%/K

Pm. Temp. coef.%/K                 -0.368%/K

 

Electrical Characteristic

Efficiency (%)           Pmpp (W)          Umpp (V)        Impp (A)           Voc (V)          Isc (A)      

  18.00%                    4.380                 0.538             8.141               0.634             8.740

  17.90%                    4.356                 0.538             8.097               0.634             8.725

   17.80%                    4.331                 0.537             8.065                0.633            8.710

   17.70%                    4.307                 0.536             8.035                0.632            8.695

   17.60%                    4.283                 0.535             8.006                0.631            8.680

   17.50%                    4.258                 0.534             7.974                0.630            8.665

  17.40%                    4.234                 0.533             7.944                0.629            8.650

  17.30%                    4.210                 0.532             7.914                0.628            8.635

   17.20%                    4.185                 0.531              7.88    --            0.627        -- 8.620

   17.10%                    4.161                 0.530              7.851                 0.626           8.605

   17.00%                    4.137                 0.529              7.820                0.625           8.590

 

Intensity Dependence

Intensity [W/m2]      Isc× [mA]          Voc× [mV]           Pmpp

1000                         1.00                    1.000                 1.00

900                           0.90                    1.000                 0.90

800                           0.80                    0.99                   0.80

500                           0.50                    0.96                   0.49

300                           0.30                    0.93                   0.29

200                           0.20                    0.92                   0.19

 

IV Curve

Polycrystalline Silicon Solar Cells156mm

 FAQ of Polycrystalline Silicon Solar Cells

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.

⑥ Can you do OEM for us?

Yes, we can.

Q: Can solar cells be used for powering streetlights?
Yes, solar cells can be used for powering streetlights. Solar-powered streetlights are a sustainable and cost-effective solution that harnesses the energy from the sun using solar cells to generate electricity, making them independent of the power grid. This helps in reducing energy consumption and minimizing carbon emissions.
Q: How do solar cells handle electrical noise or interference?
Solar cells do not handle electrical noise or interference. They convert sunlight directly into electricity and are not designed to address or mitigate electrical noise or interference.
Q: Can solar cells be used for outdoor signage?
Yes, solar cells can be used for outdoor signage. Solar cells can convert sunlight into electricity, which can power the lighting or display systems used in outdoor signage. This eliminates the need for grid electricity, reducing costs and making outdoor signage more sustainable and environmentally friendly.
Q: How do solar cells perform in dusty environments?
Solar cells performance in dusty environments can be significantly affected. The accumulation of dust on the surface of the cells reduces the amount of sunlight reaching the cells, leading to a decrease in their efficiency. Regular cleaning and maintenance are required to ensure optimal performance in such conditions.
Q: What is the role of solar cells in powering emergency response systems?
Solar cells play a crucial role in powering emergency response systems by providing a reliable and sustainable source of energy. During emergencies, when the traditional power grid may be disrupted or unavailable, solar cells can generate electricity from sunlight, ensuring continuous operation of critical systems such as communication devices, lighting, and medical equipment. This renewable energy source helps emergency responders effectively carry out their duties, enabling them to provide aid, maintain connectivity, and save lives in challenging situations.
Q: What materials are used to make solar cells?
Solar cells are typically made using materials such as silicon, cadmium telluride, or copper indium gallium selenide (CIGS).
Q: What is the impact of leaf litter on solar cell performance?
Leaf litter can have a negative impact on solar cell performance as it can block sunlight from reaching the cells, reducing their efficiency. Additionally, if the litter accumulates and covers the cells, it can hinder their ability to convert light into electricity. Regular cleaning and maintenance are essential to ensure optimal solar cell performance.
Q: Can solar cells be used for powering remote surveillance cameras?
Yes, solar cells can be used to power remote surveillance cameras. Solar cells convert sunlight into electrical energy, which can be stored in batteries and used to power the cameras. This eliminates the need for a constant electrical supply, making solar-powered surveillance cameras ideal for remote locations where access to electricity may be limited or unavailable.
Q: What is the efficiency of a solar cell?
The efficiency of a solar cell refers to the percentage of sunlight it can convert into usable electrical energy.
Q: What are the safety considerations when installing solar cells?
When installing solar cells, it is important to consider several safety precautions. First and foremost, it is essential to work with a qualified and experienced installer who understands the necessary safety protocols. Additionally, proper electrical safety measures should be taken, such as turning off the power supply and using insulated tools. It is crucial to follow all manufacturer instructions and guidelines to ensure safe installation. Working at heights should also be approached with caution, using appropriate fall protection equipment when necessary. Lastly, it is important to be aware of potential hazards such as sharp edges, hot surfaces, and electrical shock risks. Regular maintenance and inspections should be conducted to ensure ongoing safety.

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