Solar Silicon Wafer Cassette Compatible High Current 17.2% Polycrystalline Silicon Solar Cell
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- Loading Port:
- Shanghai
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 1000 pc
- Supply Capability:
- 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: How are solar silicon wafers used in solar panels?
- Solar silicon wafers are the building blocks of solar panels. They are made from highly purified silicon and are used to convert sunlight into electricity. These wafers are carefully arranged and connected to form solar cells, which then make up the solar panels. When sunlight hits the silicon wafer, the energy from the photons is absorbed, causing electrons to be released. These electrons are then captured and conducted through the solar panel, generating a flow of electricity. Ultimately, solar silicon wafers are essential components in harnessing solar energy for renewable power generation.
- Q: How do solar silicon wafers perform in cold climates?
- Solar silicon wafers perform well in cold climates as the low temperatures actually enhance their efficiency. The cold weather helps to reduce the resistance in the solar cells, allowing them to produce more electricity. However, extreme cold can lead to issues such as snow accumulation, which may temporarily hinder their performance until cleared. Overall, solar silicon wafers are designed to withstand and operate efficiently in cold weather conditions.
- Q: Can solar silicon wafers be used in telecommunications infrastructure?
- Yes, solar silicon wafers can be used in telecommunications infrastructure. They are commonly used in the manufacturing of solar cells, which can be integrated into telecom equipment to power various components such as base stations, repeaters, and remote communication systems. By harnessing solar energy, these wafers contribute to sustainable and off-grid telecom solutions in remote areas or during power outages.
- Q: What are the different doping techniques used in solar silicon wafers?
- Some of the different doping techniques used in solar silicon wafers include phosphorus diffusion, boron diffusion, ion implantation, and screen printing. Phosphorus diffusion involves depositing a layer of phosphorus on the surface of the silicon wafer and then heating it to allow the phosphorus atoms to diffuse into the silicon lattice. Boron diffusion follows a similar process, but with boron atoms instead. Ion implantation involves bombarding the silicon wafer with ions of the desired dopant to implant them into the silicon lattice. Screen printing is a technique where a dopant paste is applied to the surface of the wafer through a screen and then heated to create the desired doping profile.
- Q: It is said that monocrystalline silicon, polycrystalline silicon wafer cutting requirements and problems are still quite a lot of
- 1, the impurity line caused by impurities in polycrystalline silicon ingot, slicing process can not completely remove the lead line on a silicon wafer.2, scratch line caused by mortar in large SIC particles or caking mortar. In the process of cutting, SIC particles stuck in between steel wire and silicon can not overflow, cause.Forms: including the whole line and half line marks, concave line, shiny, more narrow than the other.
- Q: I would like to ask the unit in the production of silicon production line workers do harm to the body? (is the production of monocrystalline silicon, polycrystalline silicon photovoltaic enterprises)
- You are asking whether this problem is more harmful to the body is broad, if you ask whether they produce toxic substances will wafer production process, I can tell you: the wafer production involves no chemical reaction, no poison produced.
- Q: How do solar silicon wafers handle shading or partial obstruction?
- Solar silicon wafers are designed to handle shading or partial obstruction to some extent. When a part of the wafer is shaded, it tends to generate less electricity compared to the unshaded areas. This happens because shading reduces the amount of sunlight reaching the solar cells, thereby reducing their energy production. However, modern solar panels are equipped with bypass diodes that help mitigate the impact of shading. These diodes allow the current to bypass the shaded portion, ensuring that the unshaded cells can still produce electricity. Additionally, solar systems are often designed and installed in a way that minimizes shading from nearby objects, such as trees or buildings, to optimize their overall performance.
- Q: How much a piece of silicon on the board
- Crystalline silicon solar cell has a characteristic, that is a piece of 0.48-0.6V, accustomed to call 0. 5V, how many V you want, can be connected in series or in parallel to achieve. As for power, according to the W=UI formula can be drawn,
- 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 considerations need to be taken into account to ensure their effectiveness and longevity in underwater environments.
- Q: What is the purpose of a temperature coefficient in a solar silicon wafer?
- The purpose of a temperature coefficient in a solar silicon wafer is to measure and understand how the wafer's performance and efficiency may be affected by changes in temperature. It allows manufacturers and users to determine the optimal operating conditions for the solar wafer in order to maximize its power output and overall performance.
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Solar Silicon Wafer Cassette Compatible High Current 17.2% Polycrystalline Silicon Solar Cell
- 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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