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: How are solar silicon wafers protected from moisture during storage?
- Solar silicon wafers are typically protected from moisture during storage by encapsulating them in a protective packaging such as airtight bags or containers with desiccants. This helps to prevent any moisture from coming into contact with the wafers, which could potentially degrade their performance or cause damage.
- Q: What is the expected degradation rate of solar silicon wafers over time?
- The expected degradation rate of solar silicon wafers over time varies depending on various factors such as the quality of the silicon material, manufacturing process, environmental conditions, and maintenance practices. However, on average, silicon solar wafers experience a degradation rate of around 0.5-1% per year. This means that after 25 to 30 years, solar panels may have lost around 20-30% of their original efficiency. It's important to note that advancements in technology and improved manufacturing processes are continuously reducing degradation rates, ultimately increasing the lifespan and efficiency of solar panels.
- Q: What is the purpose of a degradation rate in a solar silicon wafer?
- The purpose of a degradation rate in a solar silicon wafer is to measure and predict the rate at which the wafer's performance or efficiency may decline over time due to various factors such as exposure to sunlight, temperature fluctuations, and environmental conditions. It helps in assessing the long-term durability and reliability of the solar panel, enabling manufacturers and users to make informed decisions about maintenance, warranty, and overall system performance.
- Q: What are the different materials used for encapsulants in solar silicon wafers?
- The different materials used for encapsulants in solar silicon wafers include ethylene-vinyl acetate (EVA), polyolefin-based materials, and thermoplastic polyurethane (TPU). These materials are used to provide protection, insulation, and adhesion for the silicon wafers, ensuring their durability and longevity in the harsh environmental conditions.
- Q: What is the typical doping material used in solar silicon wafers?
- The typical doping material used in solar silicon wafers is either boron or phosphorus.
- Q: The best process can be attached to explain!
- The silicon wafer contact material uses the quartz material, does not contact the metal material
- Q: How is a conversion efficiency measured in a solar silicon wafer?
- Conversion efficiency in a solar silicon wafer is typically measured by dividing the electrical power output of the solar cell by the total amount of solar energy it receives from the sun.
- Q: Can solar silicon wafers be used in underwater solar energy systems?
- Yes, solar silicon wafers can be used in underwater solar energy systems. However, special precautions need to be taken to ensure the wafers are properly sealed to prevent water damage and corrosion. Additionally, the design of the system should consider factors such as buoyancy, water pressure, and maintenance requirements in underwater environments.
- Q: How do solar silicon wafers perform in dusty environments?
- Solar silicon wafers can experience reduced performance in dusty environments due to the accumulation of dust particles on their surface. Dust can block sunlight and create a barrier between the wafer and the sunlight it needs to generate electricity. This can lead to a decrease in the efficiency of solar panels and a reduction in their overall power output. Regular cleaning and maintenance of solar panels in dusty environments is essential to ensure optimal performance.
- Q: What are the different types of solar silicon wafers?
- There are mainly three types of solar silicon wafers: monocrystalline, polycrystalline, and amorphous. Monocrystalline wafers are made from a single crystal structure and are known for their high efficiency. Polycrystalline wafers are made from multiple crystals and are less expensive but slightly less efficient. Amorphous wafers are non-crystalline and have the lowest efficiency, but they are flexible and can be used in flexible solar panels.
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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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