Silicon Wafer Based High Current 17.4% Polycrystalline Silicon Solar Cells
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- 100000 pc/month
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4 Bus Bars 156*156 17.6% efficiency poly solar cell
PHYSICAL CHARACTERISTICS
Dimension: 156mm x 156mm ± 0.5mm
Wafer Thickeness: 180um+20um and 200um+20um
Front(-) Four 1.2mm silver busbar
Silicon nitride blue anti-reflection coating
Back(+) aluminum back surface field
1.75mm(silver) wide segment soldering pads
Typical Electrical Characteristics
Efficiency | W(Pmpp) | V(Umpp) | A(Impp) | V(Uoc) | A(Isc) |
17.4-17.5 | 4.234 | 0.517 | 8.231 | 0.622 | 8.759 |
17.5-17.6 | 4.259 | 0.519 | 8.243 | 0.623 | 8.769 |
17.7-17.8 | 4.283 | 0.521 | 8.256 | 0.625 | 8.779 |
17.8-17.9 | 4.307 | 0.523 | 8.268 | 0.626 | 8.788 |
17.9-18.0 | 4.332 | 0.525 | 8.281 | 0.627 | 8.798 |
18.0-18.1 | 4.380 | 0.529 | 8.306 | 0.629 | 8.808 |
18.1-18.2 | 4.405 | 0.531 | 8.318 | 0.632 | 8.818 |
18.2-18.3 | 4.429 | 0.533 | 8.331 | 0.633 | 8.837 |
18.3-18.4 | 4.453 | 0.535 | 8.344 | 0.634 | 8.847 |
18.4-18.5 | 4.478 | 0.537 | 8.356 | 0.636 | 8.856 |
18.5-18.6 | 4.502 | 0.539 | 8.369 | 0.637 | 8.866 |
Efficiency | W(Pmpp) | V(Umpp) | A(Impp) | V(Uoc) | A(Isc) |
20.90-21.00 | 5.06 | 0.557 | 9.007 | 0.653 | 9.688 |
20.80-20.90 | 5.04 | 0.556 | 9.062 | 0.652 | 9.683 |
20.70-20.80 | 5.02 | 0.554 | 9.055 | 0.651 | 9.684 |
20.60-20.70 | 4.99 | 0.552 | 9.033 | 0.651 | 9.672 |
20.50-20.60 | 4.97 | 0.550 | 9.002 | 0.650 | 9.673 |
20.40-20.50 | 4.94 | 0.548 | 9.012 | 0.649 | 9.674 |
20.30-20.40 | 4.92 | 0.546 | 9.009 | 0.649 | 9.655 |
20.20-20.30 | 4.89 | 0.543 | 9.012 | 0.648 | 9.634 |
20.10-20.20 | 4.87 | 0.541 | 8.998 | 0.648 | 9.617 |
20.00-20.10 | 4.85 | 0.540 | 8.977 | 0.647 | 9.600 |
*Data under standard testing conditional (STC):1,000w/m2,AM1.5, 25°C , Pmax:Positive power tolerance.
3 Bus Bars 156*156 17.4% efficiency poly solar cell
Dimension: 156 mm x 156 mm ± 0.5 mm
Wafer Thickeness: 156 mm x 156 mm ± 0.5 mm
Typical Electrical Characteristics:
| Efficiency code | 1660 | 1680 | 1700 | 1720 | 1740 | 1760 | 1780 | 1800 | 1820 | 1840 | 1860 |
| Efficiency (%) | 16.6 | 16.8 | 17.0 | 17.2 | 17.4 | 17.6 | 17.8 | 18.0 | 18.2 | 18.4 | 18.6 |
| Pmax (W) | 4.04 | 4.09 | 4.14 | 4.19 | 4.23 | 4.28 | 4.33 | 4.38 | 4.43 | 4.48 | 4.53 |
| Voc (V) | 0.612 | 0.615 | 0.618 | 0.621 | 0.624 | 0.627 | 0.629 | 0.63 | 0.633 | 0.635 | 0.637 |
| Isc (A) | 8.42 | 8.46 | 8.51 | 8.56 | 8.61 | 8.65 | 8.69 | 8.73 | 8.77 | 8.81 | 8.84 |
| Imp (A) | 7.91 | 7.99 | 8.08 | 8.16 | 8.22 | 8.27 | 8.33 | 8.38 | 8.43 | 8.48 | 8.53 |
* Testing conditions: 1000 W/m2, AM 1.5, 25 °C, Tolerance: Efficiency ± 0.2% abs., Pmpp ±1.5% rel.
* Imin : at 0.5 V
Production:
Package:
FAQ:
1. Q: Do you have your own factory?
A: Yes, we have. Our factory located in Jiangsu
2. Q: How can I visit your factory?
A: Before you visit,please contact us.We will show you the route or arrange a car to pick you up.
3. Q: Do you provide free sample?
A: Commenly we provide paid sample.
4. Q: Could you print our company LOGO on the nameplate and package?
A: Yes, we accept it.And need an Authorization Letter from you.
5. Q: Do you accept custom design on size?
A: Yes, if the size is reasonable.
6. Q: How can I be your agent in my country?
A: Please leave feedback. It's better for us to talk about details by email.
7. Q: Do you have solar project engineer who can guide me to install system?
A: Yes, we have a professional engineer team. They can teach you how to install a solar system.
- Q:Ultrasonic cleaning cleaning silicon?
- 1, silicon wafer wafer ultrasonic cleaning function.2, cleaning the wafer production process, pollutants using ultrasonic cleaning machine effectively remove organic matter, wafer surface particles and metal impurities, natural oxide layer and quartz, plastic containers and accessories, the wafer surface damage characteristics. According to different cleaning process, the corresponding cleaning unit is equipped with independent control.
- Q:Are solar silicon wafers affected by lightning strikes?
- Yes, solar silicon wafers can be affected by lightning strikes. Lightning can potentially damage the solar panels and their components, including the silicon wafers. The high voltage and current levels associated with lightning strikes can cause electrical surges and overheating, leading to the degradation or destruction of the silicon wafers. To mitigate this risk, solar panel systems often incorporate lightning protection measures, such as surge protectors and grounding systems, to minimize the impact of lightning strikes on the silicon wafers and the overall solar panel system.
- Q:How do solar silicon wafers contribute to job creation in the solar industry?
- Solar silicon wafers contribute to job creation in the solar industry by creating employment opportunities at various stages of the manufacturing process. The production of silicon wafers requires skilled workers to extract and refine the raw materials, operate the manufacturing equipment, and conduct quality control. Additionally, the installation and maintenance of solar panels, which utilize these wafers, create jobs for technicians and engineers in the solar industry. The growing demand for solar energy worldwide has led to the expansion of manufacturing facilities, thereby increasing job opportunities in the sector.
- Q:What is the typical payback period for a solar silicon wafer installation?
- The typical payback period for a solar silicon wafer installation can vary depending on several factors such as the initial investment, location, energy consumption, and government incentives. On average, it can range from 5 to 10 years, but in some cases, it can be shorter or longer.
- Q:How are solar silicon wafers packaged and shipped?
- Solar silicon wafers are typically packaged and shipped in a protective manner to ensure their safety during transportation. They are usually packed in anti-static foam trays or custom-designed plastic containers to prevent any damage from static electricity or physical impact. These trays or containers are then placed in larger boxes or crates, often with additional cushioning materials like foam or bubble wrap to further protect the wafers. The boxes are labeled with relevant shipping information and may be secured with tape or straps for added security. Finally, the packaged wafers are transported using appropriate shipping methods, such as air freight, trucking, or sea freight, depending on the distance and destination.
- Q:What is the typical energy payback time for a solar silicon wafer?
- The typical energy payback time for a solar silicon wafer is around 1 to 2 years.
- Q:What is the expected efficiency improvement for future solar silicon wafers?
- It is difficult to predict an exact number for the expected efficiency improvement of future solar silicon wafers. However, technological advancements and ongoing research suggest that there is potential for significant efficiency improvements in the coming years. With the development of new materials, manufacturing techniques, and advancements in cell architectures, it is expected that solar silicon wafers will continue to become more efficient, allowing for greater conversion of sunlight into electricity.
- Q:How are solar silicon wafers protected from hailstorms?
- Solar silicon wafers are typically protected from hailstorms through the use of tempered glass covers or encapsulation materials, which provide a strong barrier against hailstones. Additionally, solar panels are designed and tested to withstand various weather conditions, including hailstorms, ensuring the durability and longevity of the solar cells.
- Q:I grew up in the silicon chip Ag particles, the size of about a few hundred nanometers, I would like to ask how I do before the TEM sample?
- Finish drying, look at the actual situation on the electronic microscope. If the results can not be adjusted according to the situation of sample preparation.
- Q:How to make the photoresist and silicon substrate adhesion better
- By the way, if there is a reflection of the bottom, then you need to coat a layer of BARC, and then at coat PR.Hope can help you.
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Silicon Wafer Based High Current 17.4% Polycrystalline Silicon Solar Cells
- 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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