China Solar Silicon Wafer Cassette - High Quality A Grade Polycrystalline Solar Cell 5V 15.8%
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- Loading Port:
- Shanghai
- Payment Terms:
- TT OR LC
- 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: What is the role of surface passivation on solar silicon wafers?
- The role of surface passivation on solar silicon wafers is to improve the efficiency and performance of the solar cells. Passivation involves the application of a thin layer of material on the surface of the silicon wafer to reduce surface recombination, which is the loss of electrons and holes at the surface. This helps to minimize the loss of charge carriers and improves the overall electrical properties of the solar cell. By reducing surface recombination, surface passivation increases the conversion efficiency of the solar cell and enhances its ability to generate electricity from sunlight.
- Q: What is the role of solar silicon wafers in reducing energy poverty?
- Solar silicon wafers play a crucial role in reducing energy poverty by enabling the production of solar panels. These panels harness solar energy and convert it into electricity, providing a sustainable and affordable source of power to communities without access to the traditional energy grid. By utilizing solar silicon wafers, the cost of solar panels decreases, making them more accessible to low-income individuals and underserved communities. This, in turn, helps alleviate energy poverty by providing clean, reliable, and renewable energy solutions that can improve living conditions, support economic growth, and enhance overall well-being.
- Q: Are there any advancements in solar silicon wafer recycling technologies?
- Yes, there have been significant advancements in solar silicon wafer recycling technologies. With the increasing demand for renewable energy, researchers and companies have been working on developing more efficient and cost-effective methods to recycle silicon wafers used in solar panels. These advancements include improved separation and purification techniques, innovative recycling processes, and the development of new technologies to extract valuable materials from used solar panels. These advancements not only help reduce the environmental impact of solar panel production but also contribute to the circular economy by recovering valuable resources for reuse.
- Q: How are solar silicon wafers protected from vandalism or intentional damage?
- Solar silicon wafers are typically protected from vandalism or intentional damage through various measures. One common method is to install them within secure enclosures or fenced areas, making it difficult for unauthorized individuals to physically access and tamper with them. Additionally, surveillance systems such as CCTV cameras may be deployed to monitor the vicinity and deter potential vandals. In some cases, alarm systems or motion sensors are also employed to alert authorities in case of any suspicious activity. These measures, combined with proper signage indicating the presence of a protected solar installation, contribute towards safeguarding solar silicon wafers from vandalism or intentional damage.
- Q: What is the expected efficiency improvement for quantum dot solar silicon wafers?
- The expected efficiency improvement for quantum dot solar silicon wafers is significant. These wafers have the potential to enhance solar cell efficiency by allowing them to capture a broader range of sunlight wavelengths, which traditional silicon wafers cannot efficiently utilize. Quantum dot solar silicon wafers could potentially increase efficiency by up to 50% or more, leading to a substantial improvement in solar energy conversion.
- Q: How does the efficiency of a solar silicon wafer change with wind speed?
- The efficiency of a solar silicon wafer does not change significantly with wind speed. Wind speed primarily affects the cooling of the solar panels, which can indirectly impact efficiency by reducing the temperature of the panels. However, the impact is minimal as most solar panels are designed to tolerate a wide range of temperatures.
- Q: How are solar silicon wafers disposed of at the end of their life cycle?
- Solar silicon wafers are typically recycled at the end of their life cycle through various processes. These wafers are first collected and sorted based on their composition, size, and purity. They are then crushed into small pieces and undergo a purification process to remove any impurities. The purified silicon is melted and molded into new wafers or used in the production of other silicon-based products. This recycling process helps to minimize waste and conserve valuable resources.
- Q: How do solar silicon wafers perform in high-humidity environments?
- Solar silicon wafers generally perform well in high-humidity environments. They are designed to be durable and resistant to moisture, which helps maintain their efficiency and functionality. However, prolonged exposure to high levels of humidity may lead to a slight reduction in performance over time. Regular maintenance and protective coatings can be employed to mitigate any potential negative effects.
- Q: What is the purpose of a junction box in a solar silicon wafer?
- The purpose of a junction box in a solar silicon wafer is to provide a safe and secure enclosure for the electrical connections and components of the solar panel. It helps protect the wiring from environmental factors such as moisture and dust, and facilitates the connection of multiple solar panels in an array. Additionally, the junction box includes diodes that prevent reverse current flow, ensuring optimal performance and efficiency of the solar panel.
- Q: How are solar silicon wafers tested for electrical properties?
- Solar silicon wafers are tested for electrical properties through a series of rigorous tests. One common method is the sheet resistance test, which measures the resistance across the wafer surface to determine its overall conductivity. Another test involves measuring the open-circuit voltage and short-circuit current to evaluate the wafer's performance under different lighting conditions. Additionally, the wafers can be subjected to various stress tests, such as temperature and humidity, to assess their durability and reliability. These tests ensure that the solar silicon wafers meet the required electrical standards for efficient energy conversion.
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China Solar Silicon Wafer Cassette - High Quality A Grade Polycrystalline Solar Cell 5V 15.8%
- 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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