Poly 3 Busbar Solar Cells Four Busbar With Lower Price B Grade

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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.

 

Product Images

Poly Solar Cells Four Busbar With Lower Price B Grade

Poly Solar Cells Four Busbar With Lower Price B Grade

Poly Solar Cells Four Busbar With Lower Price B Grade

 

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:

  1. Charge faster,

  2. The long life of more than 5 times,

  3. Charging a wide temperature range,

  4. Reduce the amount of solar cells (which can be low voltage charging).

 

 

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Q:What is the working principle of a solar cell?
The solar cell works in the way that use the sunshine as the resources to generate the power for us to use.
Q:Is that true that the price of solar cells will be reduced in the coming year?
TrendForce, a professional survey firm based in Taiwan announced March 10th : because the global market demand for solar cells is declining it is very possible that the price of solar will eventually goes down.
Q:Does solar cell cost less than the other power generation technology?
It is proved that it costs much less than usual.
Q:Which one is better on the solar cells panel? The Monocrystal Solar Energy Cell or photovoltaic cell?
It depends on where you put the solar cells, and what will you use them for. But I do think photovoltaic cell is better.
Q:Where can I get a competitive price for this solar cell? The 2bb/3bb polycrystalline solar cell panel?
You can try this website, alibaba.com to find what you need, because I purchased the 2bb/3bb polycrystalline solar cell panel on that website last year.
Q:The history of solar cells
lithium sulfur dioxide battery and lithium thionyl chloride battery is very characteristic. Their positive electrode active material is also the solvent of the electrolyte. This structure only occurs in the electrochemical system of non-aqueous solution. Therefore, the research of lithium batteries has also promoted the development of nonaqueous system electrochemical theory. In addition to the use of various non-aqueous solvents, people also carried out the polymer thin film battery research.
Q:Solar panel resistance is changed with what
the lower the ambient temperature, the smaller the internal resistance of the battery, power generation The higher the effect; the other hand, the higher the temperature, the greater the internal resistance, the lower the efficiency.
Q:Is the Photovoltaic cell panel good to save the energy?
There is no doubt that the photovoltaic cell panel is very useful and efficient in saving the power in human's life, not only daily life but in other industries.
Q:What can be used as the materials for solar cells?
EVA.
Q:How to get high voltage and high current output of solar cells?
Well, there is a scientific way which can help you to get the high current solar cells, but it can only be used in the experiment.

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