Perovskite Solar Cells - Favorites Compare A Grade 300W Solar Panel with Frame and MC4 Connector

Perovskite Solar Cells - Favorites Compare A Grade 300W Solar Panel with Frame and MC4 Connector System 1

Perovskite Solar Cells - Favorites Compare A Grade 300W Solar Panel with Frame and MC4 Connector System 2

Perovskite Solar Cells - Favorites Compare A Grade 300W Solar Panel with Frame and MC4 Connector

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Loading Port:: China main port

Payment Terms:: TT or LC

Min Order Qty:: 10000 watt

Supply Capability:: 10000000000000 watt/month

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Quick Details

Place of Origin:	Guangdong China (Mainland)	Brand Name:	CAP	Model Number:	50w100w150w200w250w300w
Material:	Monocrystalline Silicon	Size:	1385103575mm	Number of Cells:	72pcs
Max. Power:	300w	type:	solar panel	color:	blue&black
warranty:	5 years

Packaging & Delivery

Packaging Detail:	standard export package for solar panel
Delivery Detail:	7-15 days for solar panel

Specifications

solar panel
High Efficiency
25 years Warranty
High-transmissivity low-iron tempered glass

Solar Panel

50w100w150w200w250w300w

Characteristics

1,High and stable conversion efficienly based on over 4 years professional experience

2 ,High reliability with guaranteed +/-10% output power tolerance

3,Proven materials,tempered front glass,and a sturdy anodized aluminum frame allow modules to operate reliably in multiple mountily configurations

4,Combination of high efficicncy and attractive appearance

Quality and Safety

1,25 year 80%,10 year 90% power warranty 3 year power warranty

2,ISO9001:2000 (Quality Management system) certified factory

3,Product Quality warranty & products Liability Insurance to guarantee and user' benefits

4,Certifications TUV Intercert, CE Temperature Coefficients

Module Type	100w	150w	200w	250w	300w
Maximum Power at ST(Pmax)W	100wp	150wp	200wp	250wp	300wp
Maximum Power Voltage(Vmp)V	36/18	36/18	36/18	30.8v	36/18
Maximum Power Current(Imp)A	2.77/5.55	4.16/8.33	5.55/11.1	8.11A	8.33/16.66
Open Circuit Voltage(Voc)V	39.5/19.05	39.3/19.4	39.6/19.5	36.2V	39.6/19.8
Short Circuit Current(Isc)A	3.04/6.09	4.58/9.16	6.1/12.2	8.7A	9.16/18.33
Cell Efficiency(%)	18.60%	18.10%	18.60%	17.80%	18.10%
Module Efficiency(%)	17.70%	17.20%	17.70%	17.10%	17.20%
Operating Temperature°C	-40°C to +85°C	-40°C to +85°C	-40°C to +85°C	-40°C to +85°C	-40°C to +85°C
Maximum system voltage	1000V(IEC)DC	1000V(IEC)DC	1000V(IEC)DC	1000V(IEC)DC	1000V(IEC)DC
Power tolerance	-0.03	-0.03	-0.03	-0.03	-0.03
Temperature coefficients of Pmax	-0.45%/°C	-0.45%/°C	-0.45%/°C	-0.45%/°C	-0.45%/°C
Temperature coefficients of Voc	-0.27%/°C	-0.27%/°C	-0.27%/°C	-0.27%/°C	-0.27%/°C
Temperature coefficients of Isc	0.05%/°C	0.05%/°C	0.05%/°C	0.05%/°C	0.05%/°C
Weight(kg)	8	11	14	20	25.5
Number of cell(pcs)	4*9	4*9	6*10	6*12	6*12
Dimensions(mm)	119453435/30	158080850/35	147167040/35	164099250	2000105050

Making More Solar Cells from Silicon

Silicon wafers are the conventional solar cells–they’re what absorbs sunlight and generates electrons. Yet the way wafers are currently manufactured wastes half of the expensive, ultra-pure crystalline silicon they’re made from. When large ingots of silicon are cut into hair-thin wafers, waste silicon is lost as sawdust. The new process–details of which remain secret–produces wafers directly from molten silicon without any sawing. This saves material and reduces the number of steps needed to make solar cells, both of which bring down costs.

How to Grow "Silicon" Crystals to Make Solar Cells

In industry, silicon crystals are grown to form a uniform cylinder of silicon which is used as the base material for crystalline solar cells. There is plenty of silicon about on the earth, in fact, as mentioned previously, after oxygen it is the second most abundant element. When you think that sand and quartz all contain silicon and then imagine the amount of sand in the world, you begin to realize that we are not going to run out of silicon in a hurry!

The problem with sand is that it also contains oxygen in the form of silicon dioxide, which must be removed.

The industrial process used to produce silicon requires temperatures of around 3270oF (which is about 1800oC). Obviously we can't experiment with these3 sorts of temperatures at home - but we can recreate the process!

You are going to need a saturated sugar solution; this will sit in the lid of your coffee jar. Now, take a large crystal of sugar, often sold as "rock sugar" and "glue" it to the end of the skewer. Next, drill a hole the same diameter as the skewer, and poke the skewer through the bottom of the coffee jar. Stand it on a windowsill and lower the crystal into the saturated sugar solution. Over some time, crystals should start to grow - pull the skewer up slowly, bit by bit, so that the growing crystal is still in contact with the sugar solution. This is just like the way that silicon is grown. The silicon is drawn up slowly from a bath of molten hot silicon (which is analogous to our saturated sugar solution).

Once this large crystal of silicon has been manufactured, it must be cut into slices to manufacture the solar cells.

Q: What is the impact of solar cells on reducing energy waste?: Solar cells have a significant impact on reducing energy waste as they harness clean and renewable energy from the sun, thus reducing the need for fossil fuels. By converting sunlight into electricity, solar cells provide a sustainable and environmentally friendly alternative, reducing greenhouse gas emissions and dependence on non-renewable energy sources. This helps combat climate change and promotes a more efficient use of energy, ultimately decreasing energy waste.

Q: How do solar cells handle electrical surges or lightning strikes?: Solar cells are designed to handle electrical surges or lightning strikes in a few ways. Firstly, the metal frames and grounding systems in solar installations help to dissipate any excess electrical energy. Additionally, many solar systems are equipped with surge protection devices that divert the excess electrical current away from the solar cells, preventing damage. Finally, solar panels are often connected to an inverter, which acts as a buffer and helps to regulate the flow of electricity, providing another layer of protection against surges or lightning strikes.

Q: What is the difference between a monocrystalline and polycrystalline solar cell?: The main difference between a monocrystalline and polycrystalline solar cell lies in their composition and manufacturing process. Monocrystalline solar cells are made from a single, high-purity silicon crystal. This results in a uniform structure with a consistent and orderly arrangement of atoms. Monocrystalline cells are known for their high efficiency and sleek appearance, as they typically have a black or dark blue color. On the other hand, polycrystalline solar cells are made from multiple silicon crystals. These crystals are smaller and not as perfectly aligned, leading to a more random arrangement of atoms. Polycrystalline cells are usually recognizable by their bluish hue and a fragmented appearance. In terms of efficiency, monocrystalline solar cells tend to have a slightly higher efficiency rate compared to polycrystalline cells. However, recent advancements in technology have narrowed this efficiency gap, and polycrystalline cells are now approaching the efficiency levels of monocrystalline cells. Another difference is the cost. Monocrystalline solar panels are generally more expensive due to the higher purity of silicon required and the more complex manufacturing process. Polycrystalline panels, on the other hand, are more cost-effective and offer a lower price per watt. In summary, while monocrystalline solar cells have higher efficiency and a more uniform appearance, polycrystalline cells are more cost-effective and have made significant improvements in efficiency in recent years. The choice between the two ultimately depends on individual preferences, budget, and specific project requirements.

Q: How much does a solar cell weigh?: The weight of a solar cell can vary depending on its size and type, but on average, a standard-sized solar cell weighs around 6 ounces or 170 grams.

Q: What is the impact of temperature fluctuations on solar cell efficiency?: Temperature fluctuations can have a significant impact on solar cell efficiency. As temperature increases, the efficiency of solar cells tends to decrease. This is because higher temperatures can cause an increase in the resistance of the materials used in solar cells, leading to a decrease in the overall power output. Additionally, temperature fluctuations can also lead to thermal stress and expansion, which can potentially damage the solar cells and further reduce their efficiency. Therefore, it is important to consider and manage temperature fluctuations to optimize the performance of solar panels.

Q: Can solar cells be used for powering hospitals?: Yes, solar cells can be used for powering hospitals. Solar energy can be harnessed through solar panels, which convert sunlight into electricity. Hospitals can install solar panels on their rooftops or in nearby areas to generate clean and renewable energy. This can help reduce their dependence on traditional electricity sources, lower energy costs, and ensure a more sustainable and reliable power supply, especially in areas with frequent power outages or limited access to electricity grids. Additionally, solar power can also be used to charge backup batteries, providing a continuous power supply during emergencies or when there is a shortage of sunlight.

Q: What is the impact of solar cells on job creation?: Solar cells have had a significant positive impact on job creation, both in the manufacturing and installation sectors. The growing demand for renewable energy has led to a surge in solar cell production, creating new manufacturing jobs and stimulating economic growth. Additionally, the installation and maintenance of solar panels have created numerous job opportunities, especially in the construction and engineering industries. As the solar industry continues to expand, it is expected to further contribute to job creation and foster a sustainable and green economy.

Q: Can solar cells be used in space stations?: Yes, solar cells can be used in space stations. In fact, they are commonly used to provide power to space stations by converting sunlight into electricity.

Q: Can solar cells be used in drones?: Yes, solar cells can be used in drones. Solar-powered drones have been developed and are being used for various applications. They use solar cells to convert sunlight into electrical energy, which can be used to power the drone's motors and other electronic components. This allows for longer flight times and reduces the need for frequent battery replacements or recharging.

Q: Can solar cells be used for powering outdoor signage?: Yes, solar cells can be used for powering outdoor signage. Solar cells convert sunlight into electricity, which can be stored and used to power various devices, including outdoor signage. This allows the signage to operate independently of the electrical grid, making it a cost-effective and environmentally-friendly solution.

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