Cheap Solar Cells China - Poly 3 Busbar Solar Cells Four Busbar B Grade Lower Price
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Product description
Poly Solar Cells 156*156mm B Grade Low Price
A solar cell, or photovoltaic cell, is an electrical device that converts the energy of light directly into electricity by the photovoltaic effect, which is a physical and chemical phenomenon.[1] It is a form of photoelectric cell, defined as a device whose electrical characteristics, such as current, voltage, or resistance, vary when exposed to light. Solar cells are the building blocks of photovoltaic modules, otherwise known as solar panels.
Solar cells are described as being photovoltaic irrespective of whether the source is sunlight or an artificial light. They are used as a photodetector (for example infrared detectors), detecting light or other electromagnetic radiation near the visible range, or measuring light intensity.
In contrast, a solar thermal collector supplies heat by absorbing sunlight, for the purpose of either direct heating or indirect electrical power generation from heat. A "photoelectrolytic cell" (photoelectrochemical cell), on the other hand, refers either to a type of photovoltaic cell (like that developed by Edmond Becquerel and modern dye-sensitized solar cells), or to a device that splits water directly into hydrogen and oxygen using only solar illumination.
Advantage Of Poly Solar Cell 156mm
1: High quality cell, Level A cell (14%—17.5%)
2.Dimensione:156*156mm Diagonal:200mm
3: Qualified certification: TUV,CE certification.
4: Warranty: five years for whole unit
Usage/Application Of Poly Solar Cell 156mm
1.The absorption of light, generating either electron-hole pairs or excitons.
2.The separation of charge carriers of opposite types.
3.The separate extraction of those carriers to an external circuit.
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Mechanical data and design
Format | 156 mm × 156 mm ± 0.5 mm |
Thickness | 210 μm ± 40 μm |
Front(-) | 1.5mm bus bars (silver),blue anti-reflection coating (silicon nitride) |
Back (+) | 2.5 mm wide soldering pads (silver) back surface field (aluminium) |
Temperature Coefficient of Cells
Voc. Temp . coef.%/K | -0.351%/K |
Isc . Temp . coef.%/K | +0.035%/K |
Pm. Temp. coef.%/K | -0.47%/K |
Electrical Characteristic
Efficiency (%) | Pmpp (W) | Umpp (V) | Impp (A) | Uoc (V) | Isc (A) | FF (%) |
17.25 | 4.197 | 0.524 | 7.992 | 0.62 | 8.458 | 80.03% |
17 | 4.137 | 0.524 | 7.876 | 0.619 | 8.353 | 80.01% |
16.75 | 4.076 | 0.522 | 7.81 | 0.617 | 8.286 | 79.73% |
16.5 | 4.015 | 0.518 | 7.746 | 0.613 | 8.215 | 79.73 |
16.25 | 3.955 | 0.515 | 7.683 | 0.61 | 8.144 | 79.61% |
16 | 3.894 | 0.512 | 7.613 | 0.608 | 8.075 | 79.31% |
15.75 | 3.833 | 0.51 | 7.534 | 0.605 | 8.058 | 78.62% |
15.5 | 3.772 | 0.508 | 7.453 | 0.604 | 8.02 | 77.87% |
15.25 | 3.771 | 0.505 | 7.35 | 0.604 | 9.997 | 76.83% |
15 | 3.65 | 0.503 | 7.271 | 0.604 | 7.989 | 75.64% |
14.5 | 3.529 | 0.499 | 7.067 | 0.604 | 7.988 | 73.14% |
14 | 3.407 | 0.499 | 6.833 | 0.604 | 7.833 | 72.01% |
Intensity Dependence
Intensity [W/m2] | Isc× [mA] | Voc× [mV] |
1000 | 1.00 | 1.000 |
900 | 0.90 | 0.989 |
500 | 0.50 | 0.963 |
300 | 0.30 | 0.939 |
200 | 0.20 | 0.920 |
FAQ
Q:What price for each watt?
A:It depends on the quantity, delivery date and payment terms
Q:What is your warranty system?
A:Our Solar cells performance guarantees for 25 years
Q:How do you pack your products?
Brief introduction of 3 busbar solar cell
Solar cells, also known as "Solar chip" or "photovoltaic cell”, is a direct use of solar photovoltaic power generation semiconductor slice. As long as it is light that can be instantaneous output voltage and in the case of the circuit generates a current situation.
3 Busbar solar cell convert light into electrical energy through the photoelectric effect or photochemical effect directly. In the photoelectric effect of thin-film solar cells work for the mainstream, and to the implementation of the work photochemical effects of solar cells is still in its infancy.
Working principle of 3 busbar solar cell
Sun lights in the semiconductor p-n junction, forming a new hole - electron pairs in the p-n junction built-in electric field, the photo-generated holes flow to the p region, the photo-generated electrons flow into the n region, after turning circuit current. This is how the photovoltaic solar cell works.
There are two ways 3 busbar solar power working in, one is light - heat - electricity conversion mode, the other is light - electric direct conversion method.
Briefly, solar photovoltaic power generation principle is the use of solar cells to absorb 0.4μm ~ 1.1μm wavelength (for silicon) sunlight, light energy being converted into electric energy directly.
Since electricity generated by 3 busbar solar cells is DC, so if you provide electricity to all kinds of electrical appliances used in home or industrial need to install DC / AC converter, to change it into alternating current.
Most of the rechargeable solar cells apply in consumer products have charging problem. In the past general object takes charge NiMH or nickel cadmium batteries, nickel-metal hydride batteries but cannot withstand high temperatures and nickel-cadmium batteries have environmental pollution.
Super capacitor rapid development, large capacity, anti narrow area, coupled with low prices, it is part of the solar products began to shift to the super capacitor charging objects, thereby improving many of the problems of solar charging:
Charge faster,
The long life of more than 5 times,
Charging a wide temperature range,
Reduce the amount of solar cells (which can be low voltage charging).
- Q: What is the difference between polysilicon and monocrystalline silicon photovoltaic cells?
- Can be used for diode-level, rectifier device-level, circuit-level and solar cell-level single crystal products production and deep processing and manufacturing, and its follow-up products integrated circuits and semiconductor separation devices have been widely used in various fields, military electronic equipment also occupies an important position The
- Q: How do solar cells perform in areas with high humidity?
- Solar cells generally perform slightly less efficiently in areas with high humidity. The moisture in the air can create a barrier between the sunlight and the solar cells, reducing their ability to convert sunlight into electricity. However, advancements in solar cell technology have improved their performance in high humidity conditions, making them still viable and effective in such areas.
- Q: What are thin-film solar cells?
- Thin-film solar cells are a type of photovoltaic technology that use very thin layers of semiconductor materials to generate electricity from sunlight. These cells are typically lighter, more flexible, and less expensive to produce compared to traditional silicon-based solar cells. They are commonly used in applications where weight, flexibility, or cost are important factors, such as in portable electronics or on curved surfaces.
- Q: How do solar cells perform in tropical climates?
- Solar cells perform well in tropical climates due to the abundance of sunlight and high temperatures found in these regions. The intense sunlight allows solar cells to generate a higher amount of electricity, while the warmer temperatures can actually increase the efficiency of the cells. Additionally, solar panels are designed to withstand harsh weather conditions, including high humidity and heavy rain, commonly found in tropical climates.
- Q: I have a turnkey solar power project starting in 6 months, now we are searching the market in south China to find the best solar cells manufacturers. Any professional suggestion or recommendation?
- Our company name is Zhuhai Pinge Battery Co., Ltd., research and development, production, sales for the integration of the sci-tech enterprise, takes the market demands and technology innovation as the guide, focuses on battery’s technology research and practical applications. With professional technical team and excellent service to customers, we will promote the progress of the times in the battery industry.
- Q: Can solar cells be used in floating solar farms?
- Yes, solar cells can be used in floating solar farms. Floating solar farms, also known as floating solar panels or floating photovoltaic systems, involve placing solar panels on bodies of water such as lakes, reservoirs, or even the ocean. These solar panels are designed to float on the water's surface and capture sunlight to generate electricity. Floating solar farms are increasingly being adopted as they have numerous advantages, including efficient land use, reduced evaporation, and increased energy production due to the cooling effect of the water.
- Q: What is the impact of solar cells on reducing air pollution from power generation?
- Solar cells have a significant impact on reducing air pollution from power generation. By harnessing energy from the sun, solar cells produce electricity without emitting harmful pollutants such as carbon dioxide, sulfur dioxide, or nitrogen oxides. This clean and sustainable energy source helps to mitigate the negative effects of traditional fossil fuel-based power generation on air quality, thus contributing to a healthier environment and reducing the overall carbon footprint.
- Q: How efficient are solar cells?
- Solar cells are highly efficient at converting sunlight into electricity, with the average efficiency of commercial solar panels ranging from 15% to 20%. However, advancements in technology have led to the development of more efficient solar cells, such as multi-junction cells, which can achieve efficiencies of over 40%.
- Q: Why should the solar cells be laserized?
- Compared to the mechanical scribing in terms of slag will not cause short circuit, laser scribing is non-contact processing way, will not cause damage to the substrate.
- Q: Can solar cells be used in public transportation?
- Yes, solar cells can be used in public transportation. Solar panels can be installed on the roofs of buses, trains, and trams to generate electricity from sunlight. This renewable energy can be used to power various systems in public transportation, such as lighting, air conditioning, and even charging onboard devices. Additionally, solar cells can also be used to charge electric vehicles used in public transportation, reducing reliance on fossil fuels and contributing to a more sustainable transportation system.
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Cheap Solar Cells China - Poly 3 Busbar Solar Cells Four Busbar B Grade Lower Price
- Ref Price:
-
- Loading Port:
- Shanghai
- Payment Terms:
- TT or LC
- Min Order Qty:
- 30000 pc
- Supply Capability:
- 3000000 pc/month
OKorder Service Pledge
OKorder Financial Service
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