Heterojunction Silicon Wafer Solar Cells - High Quality A Grade Polycrystalline 5V 15.6% Solar Cell
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- Shanghai
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- 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 connected to form a solar panel?
- Solar silicon wafers are connected to form a solar panel by aligning and soldering them together, usually in a grid-like pattern. These wafers are typically connected with thin metal strips called busbars, which allow the current to flow between the individual cells and create an electrical circuit. The interconnected wafers are then encapsulated in a protective layer, such as tempered glass or a polymer, to ensure durability and efficient performance.
- Q: How are defects in solar silicon wafers detected and minimized?
- Defects in solar silicon wafers are primarily detected and minimized through careful quality control processes. Optical inspection techniques, such as automated visual inspection systems, are commonly employed to identify any visible defects on the surface of the wafers. Additionally, advanced imaging technologies, such as infrared imaging or photoluminescence imaging, can be used to detect any hidden defects or impurities within the wafer. To minimize defects, manufacturers focus on improving the overall purity of the silicon material used for the wafers. This involves refining the manufacturing processes to reduce impurities and carefully monitoring the production environment to prevent contamination. Furthermore, regular maintenance and calibration of the fabrication equipment are necessary to ensure consistent and accurate production. Overall, a combination of advanced inspection technologies, quality control measures, and process optimization are employed to detect and minimize defects in solar silicon wafers, thereby enhancing the efficiency and reliability of solar cell production.
- Q: Why silicon wafers are made in watts! There are several specifications for silicon wafers!
- Including single crystal 125*125 150 single crystal 125*125 165 single crystal 156*156 diagonal diagonal 200 diagonal polycrystalline 125*125 polycrystalline 156*156 crystal silicon solar cell crystal silicon solar cell with monocrystalline silicon and polycrystalline silicon two categories, with P (or n) silicon substrate by phosphorus (or boron diffusion) to form Pn form production, production technology is mature, is the dominant photovoltaic products on the market. The buried layer electrode, surface passivation, enhanced light trapping, dense grid technology, optimization of back electrode and contact electrode technology, improve the collection efficiency of carrier materials, optimization of anti elbow membrane, concave convex surface, high reflective back electrode, the photoelectric conversion efficiency is greatly improved.
- Q: What is the typical thickness tolerance for a solar silicon wafer?
- The typical thickness tolerance for a solar silicon wafer is around ± 20 micrometers.
- Q: Solar silicon wafer cutting fluid content is polyethylene glycol, flash point 182-278 DEG C, saturated vapor pressure of 6.21KPa/20 C / C in storage in the barrel, after exposure, its volatile gas is harmful?
- Silicon in a weak base and water will slowly release hydrogen
- Q: Pure curiosity why silicon wafer is round
- Major manufacturers are trying to expand the cross-sectional area of monocrystalline silicon, not just to cut more wafers per wafer...It's a waste of a lot of material if it's easy.
- Q: What is the expected efficiency improvement for tandem perovskite-silicon solar silicon wafers?
- The expected efficiency improvement for tandem perovskite-silicon solar silicon wafers is significant, with the potential to surpass the efficiency of traditional silicon solar cells. Tandem perovskite-silicon solar cells combine the unique properties of perovskite materials with high-performance silicon cells, allowing for improved light absorption and conversion of solar energy into electricity. This technology has already demonstrated promising efficiency improvements in lab settings, and with further advancements and optimization, it holds great potential for enhancing the overall efficiency of solar power generation.
- Q: How do solar silicon wafers handle shading or partial obstruction?
- Solar silicon wafers are generally designed to handle shading or partial obstruction fairly well. However, shading or obstruction can significantly reduce the overall efficiency and power output of solar panels. When a silicon wafer is shaded or partially obstructed, the affected cells produce less electricity, resulting in a decrease in the panel's performance. In some cases, shading can cause hotspots on the cells, leading to potential damage or reduced lifespan of the panel. To minimize the impact of shading, solar panels often incorporate bypass diodes, which redirect the current flow around the shaded cells, allowing the unshaded cells to generate electricity efficiently. Additionally, proper placement and orientation of solar panels can help minimize shading from nearby objects, maximizing their overall performance.
- Q: Can solar silicon wafers be used in solar-powered vehicles?
- Yes, solar silicon wafers can be used in solar-powered vehicles. These wafers are commonly used to manufacture solar panels, which can be integrated into the design of solar-powered vehicles to harness solar energy and provide power for their operation.
- Q: How to extract silicon from silicon wafers
- Slice: cut a single crystal silicon rod into a thin wafer with an exact geometry. In this process, the silica fume is produced by water leaching to produce waste water and silicon slag.
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Heterojunction Silicon Wafer Solar Cells - High Quality A Grade Polycrystalline 5V 15.6% 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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