Monocrystalline Solar Silicon Wafer - High Quality A Grade Cell Polyrystalline 5V 17.6%
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- 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 protected from degradation over time?
- Solar silicon wafers are protected from degradation over time through the use of various encapsulation materials and techniques. One common method is to laminate the wafers between layers of durable materials, such as glass or polymer sheets, which provide mechanical strength and protect against moisture, dust, and UV radiation. Additionally, anti-reflective coatings are applied to minimize surface reflections and enhance light absorption. These protective measures help to ensure the long-term durability and efficiency of solar silicon wafers.
- Q: Why do monocrystalline silicon chamfer? Polysilicon film?
- After the wafer after cutting edge surface with corners burr edge collapse even cracks or other defects, the edge of rough surface. In order to increase the mechanical strength of silicon slice edge surface, reduce particle pollution, will be the edge grinding in a circular arc shape or a trapezoid
- Q: How are solar silicon wafers connected within a solar panel?
- Solar silicon wafers are connected within a solar panel using metal conductors, typically made of silver or copper. These conductors are attached to the front and back of each wafer, creating a series of interconnected cells. The interconnection is achieved through soldering or using conductive adhesives. This allows the flow of current between the cells, resulting in the generation and collection of solar energy within the panel.
- Q: How are solar silicon wafers protected from handling-induced microcracks?
- Solar silicon wafers are protected from handling-induced microcracks through several measures. Firstly, they are usually coated with a thin layer of protective material, such as a polymer film or glass, which serves as a physical barrier against potential damage during handling. Additionally, manufacturers employ advanced manufacturing techniques to strengthen the wafer's structure, making it more resistant to microcracks. These techniques may include doping the silicon with specific impurities or applying stress-reducing treatments. Finally, strict handling protocols are implemented, ensuring that the wafers are carefully transported and manipulated to minimize the risk of microcracks.
- Q: What is the role of solar silicon wafers in disaster response and recovery?
- Solar silicon wafers play a crucial role in disaster response and recovery by enabling the rapid deployment of solar power systems. These wafers are used to manufacture solar cells, which convert sunlight into electricity. In disaster situations where conventional power grids may be damaged or inaccessible, solar power offers a reliable and sustainable source of energy. By utilizing solar silicon wafers, emergency responders and recovery teams can quickly set up solar panels to provide electricity for essential services such as communication, lighting, and powering medical equipment. Additionally, solar power systems can contribute to the long-term recovery efforts by providing clean energy solutions for rebuilding infrastructure and reducing reliance on fossil fuels.
- Q: How are solar silicon wafers protected from scratches during handling?
- Solar silicon wafers are typically protected from scratches during handling by using various methods such as applying a protective coating or using specially designed handling equipment.
- Q: What is the role of a solar silicon wafer in a solar cell?
- The role of a solar silicon wafer in a solar cell is to serve as the substrate or base material where the photovoltaic process takes place. The silicon wafer is typically doped with impurities to create a p-n junction, which allows for the conversion of sunlight into electricity. It acts as the main absorber of light, generating electron-hole pairs when photons hit its surface. These electron-hole pairs are then separated and directed by the electric field within the solar cell, ultimately producing an electric current.
- Q: Can solar silicon wafers be recycled?
- Yes, solar silicon wafers can be recycled. The recycling process involves the extraction and purification of silicon from used wafers, which can then be used to manufacture new solar panels. Recycling solar silicon wafers helps reduce waste and promotes a more sustainable approach to solar energy production.
- Q: From raw materials to finished products processing and production of the main links? Construction technology? Key issues of safety in production? What security measures are generally taken?
- Another reason is that CZ is easier to produce large size single crystal silicon rods than FZ method. At present, using the method of CZ CZ main equipment: CZ growth furnace growth furnace by CZ components can be divided into four parts: (1) the furnace body comprises a quartz crucible, graphite crucible, heating and insulating element in the furnace wall (2) crystal and crucible for rotary mechanism: including seed chuck, hanging and pulled the rotating element (3) atmosphere pressure control: including gas flow control, vacuum system and pressure control valve (4) control system: including the detection sensor and computer control system processing: charging, melting, necking, shoulder growth, growth, growth and diameter growth of the tail (1) charging: the polysilicon raw materials and impurities in the quartz crucible, the type of impurity depends on the N or P type resistance. Boron, phosphorus, antimony, arsenic. (2): after the melting quartz crucible for polysilicon feedstock after long crystal furnace must be closed and vacuum filling in high purity argon to maintain a certain pressure range, and then open the graphite heater power supply, heating to the melting temperature (1420 DEG C) above, the polysilicon raw material melting. (3) necking growth: when the temperature of the silicon melt is stable, the seed is slowly immersed in the silicon melt. Because of the thermal stress in the contact between the seed and the silicon melt, the seeds will be dislocation, which must be used to reduce the growth of the crystal. Necking is the seed growth will rapidly upward, the seed crystal grows to a certain size of the reduced diameter (4-6mm) due to the dislocation line and growth axis into a corner, as long as the neck is long enough, the dislocation can grow the crystal surface, zero crystal dislocation.
- Q: What are some of the silicon wafer factory
- The following is a silicon production company series positions distribution table, you can refer to the 1 equipment management department manager deputy manager of electrical equipment equipment maintenance engineer mechanical equipment maintenance Engineer Association and insurance technician equipment management maintenance team leader electric operation monitor operation duty electrician maintenance electrician maintenance mechanic subtotal
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Monocrystalline Solar Silicon Wafer - High Quality A Grade Cell Polyrystalline 5V 17.6%
- 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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