Silicon Wafer in Solar Photovoltaic Cells - Polycrystalline/Multiple Solar Silicon Wafer 156*156
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- Loading Port:
- Shanghai Port
- Payment Terms:
- TT or LC
- Min Order Qty:
- 100 Pieces PCS
- Supply Capability:
- 700MW/Per Year PCS/month
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Specifications of Polycrystalline Silicon Wafer
Format : 156 mm × 156 mm ± 0.5 mm
Thickness : 200μm ± 10 μm
| Product name | Poly Wafer |
| Conductive type | P Type |
| Square size wafer (mm) | 156×156±0.5 |
| 219.20±0.5 | |
| Corner (mm)
|
1±0.5、45°±10º |
| 200±20 | |
| Total thickness（um） | ≤40 |
| Resistivity ranges（Ωcm） | 1-3 |
| Doping elements | boron |
| Carbon content（atoms/cc） | ≤8*1017 |
| Oxygen content（atoms/cc） | ≤1*1018 |
| Lifetime（μs） | ≥2 |
| Surface quality | No crack, gap, missing Angle, perforated, window, microcrystalline |
| Warping degrees（μm） | ≤50 |
| Neighbouring vertical degree | 90±0.5° |
| Side damage（mm） | ≤0.5mm（length）×0.3mm（width），(not more than 2 per wafer) |
| Line mark（μm） | ≤15 |
Usage and Applications of Poly Wafers
Poly Solar Wafers mainly used in Poly Solar Cells, with high efficiency and reliable quality. Our Wafer can promise the 25 years life span and have passed PID test.
Packaging & Delivery of Poly Wafers
Carton Box Package and Deliver by air
Factory Picture of Poly Wafers
Package Picture of Poly Wafers
- Q: Are solar silicon wafers affected by extreme weather conditions?
- Yes, solar silicon wafers can be affected by extreme weather conditions. High temperatures can cause the efficiency of solar panels to decrease, as excessive heat can reduce the conductivity of the silicon material. Additionally, extreme weather events like heavy snow, hailstorms, or strong winds can potentially damage or break the silicon wafers, impacting the overall performance and durability of the solar panels. Therefore, it is important to consider the impact of extreme weather conditions when installing and maintaining solar silicon wafers.
- Q: How do solar silicon wafers perform in areas with limited sunlight?
- Solar silicon wafers do not perform as efficiently in areas with limited sunlight. The amount of sunlight directly affects the amount of energy the solar panel can generate. Therefore, in areas with limited sunlight, the performance of solar silicon wafers will be reduced, resulting in lower energy production.
- Q: What is the purpose of an anti-reflective coating on a solar silicon wafer?
- The purpose of an anti-reflective coating on a solar silicon wafer is to minimize the amount of light that is reflected off the surface of the wafer. By reducing reflection, more light can be absorbed by the solar cells, resulting in increased efficiency and energy production.
- Q: Are there any advancements in solar silicon wafer surface texturing techniques?
- Yes, there have been significant advancements in solar silicon wafer surface texturing techniques. Researchers have been exploring various innovative methods such as laser texturing, nanoimprinting, and chemical etching to enhance light absorption and overall efficiency of solar cells. These advancements aim to create highly textured surfaces that reduce reflection and increase the capture of sunlight, ultimately leading to improved performance of solar panels.
- Q: Can solar silicon wafers be used in solar-powered satellites?
- Yes, solar silicon wafers can be used in solar-powered satellites. Solar silicon wafers are commonly employed in photovoltaic systems, including those used in space applications such as satellites. These wafers are essential for converting solar energy into electrical power, making them a crucial component in solar-powered satellite systems.
- Q: How are solar silicon wafers protected from lightning strikes?
- Solar silicon wafers are typically protected from lightning strikes through the implementation of lightning arresters and grounding systems. These systems divert the electrical energy from the lightning strike away from the wafers, ensuring their safety and preventing damage.
- Q: How are solar silicon wafers affected by light trapping techniques?
- Light trapping techniques can significantly enhance the performance of solar silicon wafers. These techniques aim to increase the absorption of sunlight within the wafer, allowing it to capture more photons and generate more electricity. By incorporating textured or nanostructured surfaces, antireflection coatings, or using backside reflectors, light trapping techniques can effectively reduce the reflection and transmission of light, thereby increasing the overall conversion efficiency of solar cells.
- Q: How to extract silicon from silicon wafers
- Annealing: double position hot oxidation furnace after nitrogen purging, infrared heating to 300~500 DEG C, silicon wafer surface and oxygen react, so that the surface of silicon dioxide protection layer.
- Q: Can solar silicon wafers generate electricity in low light conditions?
- Yes, solar silicon wafers can generate electricity in low light conditions, although their efficiency may be reduced compared to direct sunlight.
- Q: How are solar silicon wafers protected from thermal damage?
- Solar silicon wafers are protected from thermal damage through various methods. One common technique is the use of passivation layers, such as silicon nitride or silicon oxide, which act as a protective coating to prevent heat-induced degradation. These layers help to reduce surface recombination and enhance the overall efficiency of the solar cell. Additionally, the wafers may be encapsulated within a transparent and heat-resistant material, such as glass or polymer, which provides insulation and safeguards against thermal stress. Careful design and engineering of the solar cell structure also contribute to efficient heat dissipation, ensuring that the wafers can withstand high temperatures without sustaining damage.
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Silicon Wafer in Solar Photovoltaic Cells - Polycrystalline/Multiple Solar Silicon Wafer 156*156
- Ref Price:
-
- Loading Port:
- Shanghai Port
- Payment Terms:
- TT or LC
- Min Order Qty:
- 100 Pieces PCS
- Supply Capability:
- 700MW/Per Year PCS/month
OKorder Service Pledge
Quality Product, Order Online Tracking, Timely Delivery
OKorder Financial Service
Credit Rating, Credit Services, Credit Purchasing
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