High Current Solar Cell 17.6% Polycrystalline Silicon Solar Cell Price
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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:What is the role of junction boxes on solar silicon wafers?
- The role of junction boxes on solar silicon wafers is to provide a secure enclosure for electrical connections and components. They help protect the connections from moisture, dust, and other environmental factors, ensuring the safe and efficient operation of the solar panel. Additionally, junction boxes often include diodes to prevent reverse current flow, which helps maximize the energy output of the solar panel.
- Q:What is the impact of light-induced degradation on the performance of solar silicon wafers?
- Light-induced degradation can have a significant impact on the performance of solar silicon wafers. This phenomenon, also known as LID, refers to the decrease in the efficiency of solar cells after exposure to sunlight. LID occurs due to the formation of defects in the silicon material, which reduce the ability of the solar cell to convert light into electricity. This degradation can result in lower power output and decreased overall performance of the solar panel system. To mitigate the impact of LID, manufacturers employ various techniques such as passivation processes and anti-LID treatments to improve the long-term stability and efficiency of solar silicon wafers.
- Q:How does the thickness of an anti-reflective coating affect the efficiency of a solar silicon wafer?
- The thickness of an anti-reflective coating affects the efficiency of a solar silicon wafer by reducing the amount of light reflected off its surface. A thinner coating may not effectively minimize reflection, resulting in a loss of incident light and reduced efficiency. Conversely, an excessively thick coating can interfere with the transmission of light into the wafer, also diminishing efficiency. Therefore, an optimal thickness for the anti-reflective coating is crucial to maximize the absorption of sunlight and improve the overall performance of the solar silicon wafer.
- Q:Are solar silicon wafers recyclable?
- Yes, solar silicon wafers are recyclable.
- Q:What is the role of a front contact in a solar silicon wafer?
- The role of a front contact in a solar silicon wafer is to facilitate the flow of electrons generated by the sunlight absorbed by the silicon wafer. It acts as a conductive layer that helps in collecting and transferring the generated electrical current to the external circuit. The front contact is typically made of a transparent conducting material like indium tin oxide (ITO) or a metal grid to maximize light transmission while providing low electrical resistance.
- Q:Can solar silicon wafers be used in solar-powered transportation systems?
- Yes, solar silicon wafers can be used in solar-powered transportation systems. These wafers are used to make solar cells that capture sunlight and convert it into electricity. This electricity can then be used to power various components of transportation systems, such as electric cars or solar-powered boats. By harnessing solar energy, these systems can reduce reliance on fossil fuels and contribute to a more sustainable and environmentally friendly mode of transportation.
- Q:How do solar silicon wafers perform in cold climates?
- Solar silicon wafers typically perform well in cold climates, as lower temperatures can actually increase their efficiency. Unlike some other types of solar panels, silicon-based panels are less sensitive to temperature variations, which allows them to maintain a relatively stable output in cold weather. Additionally, snow can actually help improve solar panel performance by reflecting sunlight onto the panels. However, it is important to note that excessive snow cover or ice buildup on the panels can temporarily reduce their efficiency until they are cleared or thawed.
- Q:How are solar silicon wafers integrated into the electrical grid?
- Solar silicon wafers, which are the key component of solar panels, are integrated into the electrical grid through a series of steps. First, the solar panels made from silicon wafers are installed on rooftops, open spaces, or solar farms where they can capture sunlight. The panels convert sunlight into direct current (DC) electricity. To integrate this DC electricity into the electrical grid, an inverter is used to convert the DC electricity into alternating current (AC) electricity, which is the form of electricity used in the grid. The AC electricity produced by the solar panels is then connected to the electrical grid through a bi-directional meter. This meter measures the electricity produced by the solar panels and any excess electricity generated can be fed back into the grid, earning credits or reducing the energy bill of the owner. This integration allows the solar energy to be directly used by consumers or distributed to the wider electrical grid, contributing to the overall energy supply.
- Q:What is the price of monocrystalline silicon
- On a large grain of silicon, 160 thousand transistors can be integrated. What a fine project! This is the crystallization of multidisciplinary collaborative efforts, is another milestone in the progress of science and technology.
- Q:Can solar silicon wafers be used in other applications besides solar energy?
- Yes, solar silicon wafers can be used in other applications besides solar energy. They can be utilized in electronic devices such as semiconductors, integrated circuits, and sensors. Additionally, they can be used in the production of photovoltaic cells for various electronic devices, including calculators and watches.
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High Current Solar Cell 17.6% Polycrystalline Silicon Solar Cell Price
- 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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