China Solar Silicon Wafer Cassette - High Quality A Grade Polycrystalline Solar Cell 5V 15.8%

China Solar Silicon Wafer Cassette - High Quality A Grade Polycrystalline Solar Cell 5V 15.8% System 1

China Solar Silicon Wafer Cassette - High Quality A Grade Polycrystalline Solar Cell 5V 15.8%

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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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Specifications

hot sale solar cell
1.16.8%~18.25% high efficiency
2.100% checked quality
3.ISO9001/ISO14001/TUV/CE/UL
4.stable performance

We can offer you the best quality products and services, don't miss !

POLY6'(156*156)

Polycrystalline Silicon Solar cell

Physical Characteristics

Dimension: 156mm×156mm±0.5mm

Diagonal: 220mm±0.5mm

Thickness(Si): 200±20 μm

Front(-) Back(+)

Blue anti-reflecting coating (silicon nitride); Aluminum back surface field;

1.5mm wide bus bars; 2.0mm wide soldering pads;

Distance between bus bars: 51mm . Distance between bus bars :51mm .

Electrical Characteristics

Efficiency(%)	18.00	17.80	17.60	17.40	17.20	16.80	16.60	16.40	16.20	16.00	15.80	15.60
Pmpp(W)	4.33	4.29	4.24	4.19	4.14	4.09	4.04	3.99	3.94	3.90	3.86	3.82
Umpp(V)	0.530	0.527	0.524	0.521	0.518	0.516	0.514	0.511	0.509	0.506	0.503	0.501
Impp(A)	8.159	8.126	8.081	8.035	7.990	7.938	7.876	7.813	7.754	7.698	7.642	7.586
Uoc(V)	0.633	0.631	0.628	0.625	0.623	0.620	0.618	0.617	0.615	0.613	0.611	0.609
Isc(A)	8.709	8.677	8.629	8.578	8.531	8.478	8.419	8.356	8.289	8.220	8.151	8.083

Solar Cell High Quality A Grade Cell Polyrystalline 5v 15.8%

MONO5'(125*125mm)165

Monocrystalline silicon solar cell

Physical Characteristics

Dimension: 125mm×125mm±0.5mm

Diagonal: 165mm±0.5mm

Thickness(Si): 200±20 μm

Front(-) Back(+)

Blue anti-reflecting coating(silicon nitride); Aluminum back surface field;

1.6mmwide bus bars; 2.5mm wide soldering pads;

Distance between bus bars: 61mm . Distance between bus bars :61mm .

Electrical Characteristics

Efficiency(%)	19.40	19.20	19.00	18.80	18.60	18.40	18.20	18.00	17.80	17.60	17.40	17.20
Pmpp(W)	2.97	2.94	2.91	2.88	2.85	2.82	2.79	2.76	2.73	2.70	2.67	2.62
Umpp(V)	0.537	0.535	0.533	0.531	0.527	0.524	0.521	0.518	0.516	0.515	0.513	0.509
Impp(A)	5.531	5.495	5.460	5.424	5.408	5.382	5.355	5.328	5.291	5.243	5.195	4.147
Uoc(V)	0.637	0.637	0.636	0.635	0.633	0.630	0.629	0.629	0.628	0.626	0.626	0.625
Isc(A)	5.888	5.876	5.862	5.848	5.839	5.826	5.809	5.791	5.779	5.756	5.293	5.144

Solar Cell High Quality A Grade Cell Polyrystalline 5v 15.8%

FAQ:

Q:How can i get some sample?

A:Yes , if you want order ,sample is not a problem.

Q:How about your solar panel efficency?

A: Our product efficency around 17.25%~18.25%.

Q:What’s the certificate you have got?

A: we have overall product certificate of ISO9001/ISO14001/CE/TUV/UL

Q:What are the main manufacturers of solar silicon wafers?: Some of the main manufacturers of solar silicon wafers include companies like Wacker Chemie AG, Shin-Etsu Chemical Co., Ltd., and REC Silicon ASA. These companies are known for their expertise in producing high-quality silicon wafers that are used in the manufacturing of solar panels.

Q:How do solar silicon wafers perform in dusty environments?: Solar silicon wafers typically perform well in dusty environments due to their smooth and flat surfaces. However, excessive dust accumulation can decrease their efficiency over time, requiring regular cleaning to maintain optimal performance.

Q:Are there any advancements in solar silicon wafer technology?: Yes, there have been significant advancements in solar silicon wafer technology. These advancements include the development of thinner wafers, increased efficiency in converting sunlight into electricity, and the use of alternative materials such as multi-crystalline silicon and thin-film solar cells. Additionally, new manufacturing processes and techniques have been introduced to reduce costs and improve the overall performance of solar silicon wafers.

Q:How are solar silicon wafers protected from thermal shock during manufacturing?: Solar silicon wafers are protected from thermal shock during manufacturing through various methods. One common technique is to use a process called annealing, where the wafers are heated gradually and then cooled down slowly to reduce thermal stress. This helps in preventing cracks or damage to the wafers caused by sudden temperature changes. Additionally, some manufacturers also use protective coatings or layers on the wafers to provide insulation and minimize the effects of thermal shock.

Q:How to make resistance on a piece of silicon chip (IC)? Read a lot of related articles, but also the first silicon oxidation, in the end is how? Best draw a: The site is general one-sided, to consult the detailed understanding of literature, over the wall out to find it, say one thirty,

Q:After wafer cleaning, how to change the film?: 2, surface metal cleaning(1) HPM (SC22) cleaning (2) DHF cleaningMetal contamination of silicon surface has two kinds of adsorption and desorption mechanism: (1) compared with the negatively charged silicon high metal such as Cu, Ag, Au, from the silicon surface to capture electron on the surface of the silicon direct formation of chemical bonds. Has a high redox potential of the solution to obtain electrons from these metals, resulting in metal the ionized form dissolved in the solution, so that this type of metal removed from the silicon surface. (2) compared with the negatively charged silicon low metal, such as Fe, Ni, Cr, Al, Ca, Na, K can be easily ionized in solution and deposited on the silicon wafer surface natural oxide film or a chemical oxide film on these metals in dilute HF solution with a natural oxide film or a chemical oxide film is easily removed.3, organic cleaningThe removal of organic silicon surface cleaning fluid used is SPM.SPM with high oxidative capacity, metal oxide can be dissolved in solution, and the oxidation of organic compounds to produce CO2 and.SPM cleaning water can remove the surface of silicon wafer heavy organic contamination and some metal, but when organic contamination is heavy will make carbonization of organic matter and difficult to remove by SPM. After cleaning, the silicon surface residual sulfide, the sulfide particles is difficult to use to water wash out.

Q:Can solar silicon wafers be used in portable solar panels?: Yes, solar silicon wafers can be used in portable solar panels.

Q:What is the impact of wafer thickness on solar silicon wafer performance?: The impact of wafer thickness on solar silicon wafer performance is significant. Thicker wafers tend to have lower resistivity, which allows for better electron flow and higher efficiency in converting sunlight into electricity. Additionally, thicker wafers provide better mechanical stability and can withstand higher temperatures and stress, improving the overall durability and reliability of solar cells. However, thicker wafers also increase material and manufacturing costs, making them less economically viable. Therefore, finding the optimal wafer thickness is crucial to balancing performance, cost, and efficiency in solar cell production.

Q:What are the main challenges in manufacturing solar silicon wafers?: The main challenges in manufacturing solar silicon wafers include high production costs, energy-intensive processes, and the need for high purity silicon. Additionally, the industry faces challenges in developing efficient methods for recycling and reducing waste during the manufacturing process.

Q:How do solar silicon wafers affect the aesthetics of buildings?: Solar silicon wafers can have both positive and negative effects on the aesthetics of buildings. On one hand, solar wafers can be integrated into building designs in a way that enhances their visual appeal, creating a sleek and modern look. This can be achieved through various installation methods, such as frameless or semi-transparent solar panels, allowing for a seamless integration with the building's architecture. On the other hand, traditional solar wafers can appear bulky and obstructive, detracting from the overall aesthetics of a building. However, advancements in solar technology have led to the development of more aesthetically pleasing options, such as thin-film solar cells, which are flexible and can be applied directly onto building surfaces. These innovations offer greater design flexibility and minimize the impact on the building's appearance. Ultimately, the aesthetic impact of solar silicon wafers on buildings depends on the design choices made and the integration methods employed.

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