High Current Solar Cell 17.0% 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
You Might Also Like
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:Can solar silicon wafers be used in solar-powered water pumps?
- Yes, solar silicon wafers can be used in solar-powered water pumps. These wafers are typically used in the production of solar panels, which capture sunlight and convert it into electricity. Solar-powered water pumps utilize this electricity to power the pump and move water without the need for an external power source.
- Q:What is the purpose of a busbar in a solar silicon wafer?
- The purpose of a busbar in a solar silicon wafer is to collect and distribute the electrical current generated by the photovoltaic cells. It acts as a conductor that connects the individual cells within the wafer, allowing the flow of electricity to be efficiently gathered and directed towards the desired output.
- Q:What is the impact of impurities on the reliability of solar silicon wafers?
- Impurities in solar silicon wafers can significantly impact their reliability. These impurities can alter the electrical properties of the wafers, affecting their performance and efficiency. For example, impurities like boron or phosphorus can introduce extra charge carriers, leading to reduced carrier lifetime and increased recombination, which lowers the overall conversion efficiency of the solar cells. Additionally, impurities can also result in defects or microcracks within the wafers, compromising their mechanical integrity and long-term reliability. Therefore, minimizing impurities during the manufacturing process is crucial to ensure the reliability and performance of solar silicon wafers.
- Q:How does the efficiency of a solar silicon wafer vary with different angles of sunlight?
- The efficiency of a solar silicon wafer varies with different angles of sunlight. The ideal angle for maximum efficiency is when the sunlight is perpendicular to the surface of the wafer. As the angle deviates from perpendicular, the efficiency decreases. This is because the photons have to travel a longer distance through the silicon material, resulting in higher chances of absorption and scattering, thus reducing the overall conversion of sunlight into electricity.
- Q:How is the electrical conductivity of a solar silicon wafer measured?
- The electrical conductivity of a solar silicon wafer is typically measured using a four-point probe technique. Four evenly spaced probes are placed on the surface of the wafer, and a known current is passed through the outer probes while the voltage drop is measured between the inner probes. This method helps to accurately determine the resistivity or conductivity of the silicon wafer.
- Q:What is the expected efficiency improvement for tandem quantum dot-silicon solar silicon wafers?
- The expected efficiency improvement for tandem quantum dot-silicon solar silicon wafers is significant. These wafers utilize quantum dots to enhance the absorption of sunlight, allowing for higher efficiency in converting solar energy into electricity. With the combination of quantum dot and silicon technologies, it is anticipated that the overall efficiency of these tandem wafers will be substantially higher compared to traditional silicon solar cells.
- Q:How are solar silicon wafers etched to enhance light absorption?
- Solar silicon wafers are etched to enhance light absorption by using a chemical process called texturization. In this process, a mixture of acids is applied to the surface of the wafers, which creates tiny pyramid-like structures. These structures help to scatter and trap light within the material, increasing the chances of its absorption. This etching technique, known as black silicon, significantly improves the efficiency of solar cells by maximizing light absorption and reducing reflection.
- Q:What is the role of surface texturing in solar silicon wafers?
- The role of surface texturing in solar silicon wafers is to increase the efficiency of solar cells by enhancing light trapping and reducing reflection.
- Q:How do solar silicon wafers handle temperature variations?
- Solar silicon wafers are designed to handle temperature variations quite well. They have a low coefficient of thermal expansion, which means they can expand and contract without being damaged. The materials used in their construction are highly stable and can withstand a wide range of temperatures, from extreme heat to freezing cold. This resilience allows solar silicon wafers to efficiently convert sunlight into electricity regardless of the surrounding temperature.
- Q:What is the purpose of a backsheet in a solar silicon wafer?
- The purpose of a backsheet in a solar silicon wafer is to protect the solar cells from external elements such as moisture, dust, and UV radiation. It acts as a barrier, preventing any damage or degradation to the solar cells, thus ensuring their longevity and optimal performance. Additionally, the backsheet also provides electrical insulation and improves the overall efficiency of the solar panel by reflecting any excess light back onto the solar cells.
1. Manufacturer Overview |
|
|---|---|
| Location | |
| Year Established | |
| Annual Output Value | |
| Main Markets | |
| Company Certifications | |
2. Manufacturer Certificates |
|
|---|---|
| a) Certification Name | |
| Range | |
| Reference | |
| Validity Period | |
3. Manufacturer Capability |
|
|---|---|
| a)Trade Capacity | |
| Nearest Port | |
| Export Percentage | |
| No.of Employees in Trade Department | |
| Language Spoken: | |
| b)Factory Information | |
| Factory Size: | |
| No. of Production Lines | |
| Contract Manufacturing | |
| Product Price Range | |
Send your message to us
High Current Solar Cell 17.0% 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
Similar products
New products
Hot products
Hot Searches
Related keywords
