Crystalline Silicon Wafer Solar Cells - A Grade Polycrystalline Solar Cell 4.2W-4.3W
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A Grade Polycrystalline Solar Cell 4.2W-4.3W
Main Characteristic
17.6%-18% High Efficiency A Grade 125mm Monocrystalline Solar Cells
1.First-class production technology and packaging technology.
2.Adopting the world's leading technology of silicon and polycrystalline silicon cells, power density, peak hours more battery power, higher conversion efficiency.
3.Beautiful, stable, easy to take down the anodic aluminum frame electric degrees and has a wind-resistant, anti-snow function.
Features
17.6%-18% High Efficiency A Grade 125mm Monocrystalline Solar Cells
1.High transmissivity low-iron tempered glass, strong aluminium frame.
2.Manufactured according to international quality and Environment Management System (ISO9001, ISO14001).
3.Low voltage-temperature coefficient allows higher power output at high-temperature condition.
Product Pictures
Top 7 Reasons to Order From Us:
1) We offer you the best quality on the market!
2) We offer you strongly competitive prices !
3) We offer the fastest shipping !
4) we can accept small order!
5) we design various of watt according to cuatomer!
6) We have the best customer service team!
7) We have excellent manufacturer solar panel warranty policy!
- Q: How are solar silicon wafers handled and transported?
- Solar silicon wafers are typically handled and transported with great care to protect their fragile nature. They are usually packaged in protective cases or trays to prevent damage during handling and transportation. Specialized equipment, such as robotic arms or vacuum grippers, may be used to move and manipulate the wafers without causing any harm. Additionally, they are often transported in climate-controlled environments to prevent exposure to extreme temperatures or humidity, which can affect their performance.
- Q: How are solar silicon wafers affected by surface recombination velocity?
- Solar silicon wafers are greatly affected by surface recombination velocity. A higher surface recombination velocity leads to increased recombination of charge carriers at the surface, reducing the efficiency of solar cells. To mitigate this, techniques such as passivation are employed to minimize surface recombination, thus enhancing the performance and overall efficiency of solar silicon wafers.
- Q: What is the current industry standard for solar silicon wafer thickness?
- The current industry standard for solar silicon wafer thickness is typically around 180 to 200 micrometers (μm).
- Q: How does the efficiency of a solar silicon wafer vary with different light conditions?
- The efficiency of a solar silicon wafer varies with different light conditions. In optimal sunlight conditions, the efficiency is generally higher as the wafer can absorb a greater amount of sunlight and convert it into electricity more effectively. However, in low light conditions such as cloudy or overcast weather, the efficiency decreases as the wafer receives less sunlight to convert into electricity. Similarly, the efficiency may also be affected by the angle of incidence and shading caused by surrounding objects, which can decrease the overall efficiency of the wafer.
- Q: What is the role of a back surface field in a solar silicon wafer?
- The role of a back surface field in a solar silicon wafer is to enhance the efficiency of the solar cell by reducing the recombination of charge carriers at the back surface. This is achieved by creating a high dopant concentration layer at the back surface, which acts as a barrier to prevent the recombination of electrons and holes, thus improving the overall performance of the solar cell.
- Q: What are the different doping techniques used in solar silicon wafers?
- There are several doping techniques used in solar silicon wafers, including diffusion, ion implantation, and screen-printing. Diffusion involves introducing dopant atoms, such as phosphorus or boron, into the silicon wafer by heating it in the presence of a dopant source. Ion implantation involves bombarding the wafer with dopant ions, which then become embedded in the silicon lattice. Screen-printing involves applying a dopant paste onto the surface of the wafer and then firing it to create a doped layer. These techniques are used to create the necessary p-n junctions and optimize the electrical properties of the solar cells.
- Q: Can solar silicon wafers be used in solar-powered water treatment plants?
- Yes, solar silicon wafers can be used in solar-powered water treatment plants. These wafers are commonly used in photovoltaic panels to convert sunlight into electricity. In a solar-powered water treatment plant, the solar silicon wafers can be utilized to generate the necessary energy to power the treatment processes, such as filtration, disinfection, and desalination.
- Q: How do solar silicon wafers perform in tropical environments?
- Solar silicon wafers perform well in tropical environments as they are designed to withstand high temperatures and humidity. The durable materials used in their construction can resist corrosion and degradation, ensuring their long-term performance and efficiency in such conditions.
- Q: What is the impact of stress and strain on solar silicon wafers?
- The impact of stress and strain on solar silicon wafers can result in various detrimental effects. Excessive stress and strain can lead to cracking or fracturing of the wafers, reducing their structural integrity and functionality. This can impair the performance and efficiency of solar cells, potentially decreasing the overall power output of the solar panel. Moreover, stress and strain can also affect the electrical properties of the wafers, leading to increased resistivity and decreased conductivity. Therefore, it is crucial to minimize stress and strain during the manufacturing and handling processes to ensure optimal functioning and longevity of solar silicon wafers.
- Q: What are the main challenges in the production of solar silicon wafers?
- The main challenges in the production of solar silicon wafers include high production costs, availability and quality of raw materials, energy-intensive manufacturing processes, technical difficulties in achieving high conversion efficiencies, and reducing the environmental impact of the production process.
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Crystalline Silicon Wafer Solar Cells - A Grade Polycrystalline Solar Cell 4.2W-4.3W
- Ref Price:
-
- Loading Port:
- China main port
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 100 watt
- Supply Capability:
- 10000 watt/month
OKorder Service Pledge
Quality Product, Order Online Tracking, Timely Delivery
OKorder Financial Service
Credit Rating, Credit Services, Credit Purchasing
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