Multicrystalline Silicon Solar Wafer - High Quality A Grade Polycrystalline 5V 17.8% Solar Cell
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- Shanghai
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- Min Order Qty:
- 1000 pc
- Supply Capability:
- 100000 pc/month
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Specifications
hot sale solar cell
1.16.8%~18.25% high efficiency
2.100% checked quality
3.ISO9001/ISO14001/TUV/CE/UL
4.stable performance
We can offer you the best quality products and services, don't miss !
POLY6'(156*156)
Polycrystalline Silicon Solar cell
Physical Characteristics
Dimension: 156mm×156mm±0.5mm
Diagonal: 220mm±0.5mm
Thickness(Si): 200±20 μm
Front(-) Back(+)
Blue anti-reflecting coating (silicon nitride); Aluminum back surface field;
1.5mm wide bus bars; 2.0mm wide soldering pads;
Distance between bus bars: 51mm . Distance between bus bars :51mm .
Electrical Characteristics
Efficiency(%) | 18.00 | 17.80 | 17.60 | 17.40 | 17.20 | 16.80 | 16.60 | 16.40 | 16.20 | 16.00 | 15.80 | 15.60 |
Pmpp(W) | 4.33 | 4.29 | 4.24 | 4.19 | 4.14 | 4.09 | 4.04 | 3.99 | 3.94 | 3.90 | 3.86 | 3.82 |
Umpp(V) | 0.530 | 0.527 | 0.524 | 0.521 | 0.518 | 0.516 | 0.514 | 0.511 | 0.509 | 0.506 | 0.503 | 0.501 |
Impp(A) | 8.159 | 8.126 | 8.081 | 8.035 | 7.990 | 7.938 | 7.876 | 7.813 | 7.754 | 7.698 | 7.642 | 7.586 |
Uoc(V) | 0.633 | 0.631 | 0.628 | 0.625 | 0.623 | 0.620 | 0.618 | 0.617 | 0.615 | 0.613 | 0.611 | 0.609 |
Isc(A) | 8.709 | 8.677 | 8.629 | 8.578 | 8.531 | 8.478 | 8.419 | 8.356 | 8.289 | 8.220 | 8.151 | 8.083 |
MONO5'(125*125mm)165
Monocrystalline silicon solar cell
Physical Characteristics
Dimension: 125mm×125mm±0.5mm
Diagonal: 165mm±0.5mm
Thickness(Si): 200±20 μm
Front(-) Back(+)
Blue anti-reflecting coating(silicon nitride); Aluminum back surface field;
1.6mmwide bus bars; 2.5mm wide soldering pads;
Distance between bus bars: 61mm . Distance between bus bars :61mm .
Electrical Characteristics
Efficiency(%) | 19.40 | 19.20 | 19.00 | 18.80 | 18.60 | 18.40 | 18.20 | 18.00 | 17.80 | 17.60 | 17.40 | 17.20 |
Pmpp(W) | 2.97 | 2.94 | 2.91 | 2.88 | 2.85 | 2.82 | 2.79 | 2.76 | 2.73 | 2.70 | 2.67 | 2.62 |
Umpp(V) | 0.537 | 0.535 | 0.533 | 0.531 | 0.527 | 0.524 | 0.521 | 0.518 | 0.516 | 0.515 | 0.513 | 0.509 |
Impp(A) | 5.531 | 5.495 | 5.460 | 5.424 | 5.408 | 5.382 | 5.355 | 5.328 | 5.291 | 5.243 | 5.195 | 4.147 |
Uoc(V) | 0.637 | 0.637 | 0.636 | 0.635 | 0.633 | 0.630 | 0.629 | 0.629 | 0.628 | 0.626 | 0.626 | 0.625 |
Isc(A) | 5.888 | 5.876 | 5.862 | 5.848 | 5.839 | 5.826 | 5.809 | 5.791 | 5.779 | 5.756 | 5.293 | 5.144 |
FAQ:
Q:How can i get some sample?
A:Yes , if you want order ,sample is not a problem.
Q:How about your solar panel efficency?
A: Our product efficency around 17.25%~18.25%.
Q:What’s the certificate you have got?
A: we have overall product certificate of ISO9001/ISO14001/CE/TUV/UL
- Q: How do solar silicon wafers perform in high wind conditions?
- Solar silicon wafers are designed to withstand high wind conditions. They are typically mounted securely on frames or structures that are engineered to resist wind loads. Additionally, solar panels undergo rigorous testing to ensure their durability and stability in various environmental conditions, including high winds. Therefore, solar silicon wafers perform well and maintain their functionality even in high wind conditions.
- Q: Why do you want to make the wafer bigger? The bigger the better, why?
- So the price of a light on the CCD. Because the yield is very low. Astronomical telescopes or military reconnaissance equipment used on the larger size of CCD (such as 4, 8 inches or even 12 inches CCD) is simply astronomical. Looking for a piece of silicon wafer that is close to zero defect is probably a vast project. And the speed of the chip is also affected by the area. The larger the area, the greater the span of the wiring, the greater the frequency of interference and signal
- Q: How is a solar silicon wafer tested for quality?
- A solar silicon wafer is tested for quality through various inspection methods. These include visual inspection to check for any visible defects such as cracks, scratches, or impurities on the surface. The electrical performance of the wafer is evaluated using techniques like resistivity measurement, which ensures the desired conductivity. Additionally, the wafer's thickness, flatness, and dimension are measured to ensure it meets the required specifications. These quality tests help determine the efficiency and reliability of the solar silicon wafer before it is used in solar cell production.
- Q: What are the advantages of using a solar silicon wafer in solar cells?
- There are several advantages of using a solar silicon wafer in solar cells. Firstly, silicon is the most abundant element on Earth, making it a cost-effective and easily accessible material for solar cell production. Secondly, silicon has excellent light absorption properties, allowing it to efficiently convert sunlight into electricity. Additionally, silicon wafers are durable and have a long lifespan, ensuring the longevity and reliability of solar cells. Finally, silicon wafers can be easily integrated into existing solar cell manufacturing processes, making it a versatile and widely used material in the solar industry.
- Q: How do solar silicon wafers contribute to energy security?
- Solar silicon wafers contribute to energy security by enabling the production of solar panels, which in turn generate clean and renewable energy. These wafers are essential components of photovoltaic cells, capturing sunlight and converting it into electricity. By harnessing solar power, countries can reduce their dependence on fossil fuels and achieve greater energy self-sufficiency. This diversification of energy sources helps to mitigate the risks associated with volatile fuel prices, geopolitical tensions, and environmental degradation, ultimately strengthening energy security.
- Q: Can solar silicon wafers be used in solar-powered satellites?
- Yes, solar silicon wafers can indeed be used in solar-powered satellites. These wafers are commonly used in the manufacturing of solar cells, which are essential components of solar panels. Solar cells convert sunlight into electricity, making them ideal for powering satellites in space where solar energy is abundant.
- Q: How are solar silicon wafers affected by light-induced degradation mechanisms?
- Solar silicon wafers can be affected by light-induced degradation mechanisms, primarily through two main processes: light-induced degradation (LID) and potential-induced degradation (PID). LID occurs when the solar cells are exposed to intense sunlight, leading to an initial drop in power output, followed by a gradual recovery over time. PID, on the other hand, is caused by the presence of electric fields within the solar module, which can result in a significant decrease in efficiency. Both LID and PID can reduce the overall performance and lifespan of solar silicon wafers, highlighting the need for effective mitigation strategies to minimize their impact.
- Q: How does the efficiency of a solar silicon wafer change with shade?
- The efficiency of a solar silicon wafer decreases significantly with shade. Shade obstructs the direct sunlight that is necessary for the wafer to generate electricity. When even a small portion of the wafer is shaded, it can cause a drop in overall efficiency. This is because shade reduces the amount of light reaching the wafer's surface, leading to reduced power output. Therefore, minimizing shade and ensuring maximum exposure to sunlight is essential for optimizing the efficiency of a solar silicon wafer.
- Q: What is the purpose of a backsheet in a solar silicon wafer?
- The purpose of a backsheet in a solar silicon wafer is to protect the solar cells from external elements such as moisture, dust, and physical damage. It acts as a barrier and provides insulation to the backside of the solar module, ensuring the longevity and efficiency of the solar panel.
- Q: What is the maximum temperature a solar silicon wafer can withstand?
- The maximum temperature a solar silicon wafer can typically withstand is around 250-300 degrees Celsius.
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Multicrystalline Silicon Solar Wafer - High Quality A Grade Polycrystalline 5V 17.8% Solar Cell
- Ref Price:
-
- Loading Port:
- Shanghai
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 1000 pc
- Supply Capability:
- 100000 pc/month
OKorder Service Pledge
OKorder Financial Service
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