Silicon Wafer Solar Cell - High Quality A Grade Mono Crystalline 5V 18.8%
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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: How are solar silicon wafers cleaned during the manufacturing process?
- Solar silicon wafers are typically cleaned during the manufacturing process using a combination of chemical and mechanical techniques. The first step involves removing any organic contaminants or particles from the surface of the wafers through a cleaning solution, usually a mixture of deionized water and a cleaning agent. This solution is applied to the wafers using either a batch or inline cleaning system. After the initial cleaning, the wafers undergo a series of rinses to ensure all traces of the cleaning solution are removed. Deionized water is commonly used for rinsing purposes. To further enhance the cleaning process, some manufacturers employ ultrasonic agitation or megasonic cleaning, utilizing sound waves or high-frequency sound waves to dislodge and remove stubborn particles. Once the wafers are thoroughly cleaned, they are typically dried using a combination of air-drying and heat treatment techniques. The drying process ensures that no residual moisture or contaminants remain on the surface of the wafers before they proceed to subsequent manufacturing steps, such as doping or deposition of thin films. Overall, the cleaning of solar silicon wafers is a critical step in the manufacturing process as it helps to ensure the quality and efficiency of the final solar cells.
- Q: How are solar silicon wafers packaged and shipped?
- Solar silicon wafers are typically packaged and shipped in protective containers or trays. These containers are designed to securely hold the wafers in place and protect them from damage during transportation. The wafers are carefully stacked in the packaging with appropriate spacing to prevent any contact or scratching. Additionally, the packaging may include layers of foam or other cushioning materials to provide further protection. Once packaged, the wafers are typically shipped in bulk using suitable shipping methods, such as air freight or specialized carriers, to ensure safe delivery to their destination.
- Q: What is the role of a power optimizer in a solar silicon wafer?
- The role of a power optimizer in a solar silicon wafer is to maximize the overall energy production and efficiency of the solar panel system. It achieves this by individually optimizing the performance of each solar module within the system, overcoming any shading, mismatch, or degradation issues. The power optimizer ensures that each solar module operates at its maximum power point, resulting in increased energy yield and improved system performance.
- Q: How is the wafer appearance caused? The performance of the chip half white, a class of black! Seek help！
- You first check the silicon wafer TTV, as well as doping concentration distribution.
- 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 different materials used for passivation layers in solar silicon wafers?
- The different materials used for passivation layers in solar silicon wafers include silicon nitride (SiNx), aluminum oxide (Al2O3), and silicon oxide (SiO2). These materials are applied as thin films on the surface of the wafers to enhance their energy conversion efficiency and protect them from external factors such as moisture and contamination.
- Q: How is a conversion efficiency measured in a solar silicon wafer?
- A conversion efficiency in a solar silicon wafer is typically measured by comparing the amount of sunlight energy that is converted into usable electricity by the solar cell, divided by the total amount of sunlight energy that falls on the solar cell. This ratio is expressed as a percentage and provides a measure of how effectively the solar cell converts sunlight into electricity.
- Q: Are solar silicon wafers affected by snow or ice accumulation?
- Yes, solar silicon wafers can be affected by snow or ice accumulation. When snow or ice covers the surface of the solar panels, it reduces the amount of sunlight reaching the silicon wafers, which decreases their efficiency. Additionally, the weight of heavy snow or ice can put strain on the panels and potentially cause damage if not cleared.
- Q: Can solar silicon wafers be used in portable electronic devices?
- Yes, solar silicon wafers can be used in portable electronic devices. They can be integrated into the design of portable devices such as smartphones, tablets, and wearables to harness solar energy and provide a sustainable source of power. This enables the devices to charge their batteries using sunlight, increasing their energy efficiency and reducing the need for external power sources.
- Q: Are there any alternatives to solar silicon wafers?
- Yes, there are several alternatives to solar silicon wafers. Some of the alternatives include thin-film solar cells made from materials like cadmium telluride (CdTe), copper indium gallium selenide (CIGS), and organic photovoltaic (OPV) cells. These alternatives have different advantages and disadvantages compared to silicon wafers, such as lower production costs, flexibility, and better performance in low-light conditions. However, silicon wafers still dominate the solar market due to their high efficiency and proven reliability.
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Silicon Wafer Solar Cell - High Quality A Grade Mono Crystalline 5V 18.8%
- 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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