235W Poly solar Panel with Factory Directly Sale CNBM

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Polycrystalline Solar Modules

CNBM offers a range of small, medium and large polycrystalline solar modules, designed for a range of requirements.

235W Poly solar Panel with Factory Directly Sale CNBM

Specifications:

Tolerance	+/-3%
Cell	Polycrystalline silicon solar cells (156 x 156mm)
N0. of Cells	60 (10 x 6)
Dimension of Modules (mm)	1650 x 990 x 40
Weight (kg)	25.5

Limits:

Operating Temperature	-40~+85?
Storage Temperature	-40~+85?
Maximum System Voltage	1000 VDC max.
Hail Impact	Diameter of 28mm with impact speed of 86km/h

Temperature and Coefficients:

NOCT	48C+/-2?
Voltage temperature coefficient (%/K)	-0.35
Current temperature coefficient (%/K)	0.05
Power temperature coefficient (%/K)	-0.45

Characteristics:

STC: Irradiance 1000W/m2, module temperature 25?, AM-=1.5

Poly Crystalline Solar Panels Specifications Range

Maximum Power (Pm)	Dimension	Weight	Operating Voltage (Vmp)	Operating Current (Imp)	Open Circuit Voltage (Voc)	Short Circuit Current (Isc)
0.45W	140x80x10mm	0.08kg	3.3V	150mA	4.6V	160mA
1.0W	162x140x10mm	0.16kg	7.5V	150mA	10.3V	160mA
4.5W	269x251x23mm	0.8kg	16.5V	0.27A	20.5V	0.3A
10W	420.1×268.9×22.6mm	1.92kg	17.5V	0.58A	20.5V	0.6A
20W	425x502x50mm	3.0kg	16.8V	1.19A	21.0V	1.29A
30W	593x502x22.6mm	3.9kg	16.8V	1.78A	21.0V	1.94A
40W	655x537x50mm	5.75kg	17.3V	2.31A	22.1V	2.54A
50W	839x537x50mm	6.0kg	17.5V	2.9A	21.8V	3.17A
65W	1111x502x50mm	7.2kg	17.6V	3.69A	22.1V	3.99A
80W	1204x537x50mm	7.7kg	17.6V	4.55A	22.1V	4.8A

Q:How do solar cells impact national energy policies?: Solar cells have a significant impact on national energy policies as they promote renewable energy and reduce reliance on fossil fuels. Governments often incentivize the adoption of solar cells through policies such as tax credits, feed-in tariffs, and net metering, which encourage their installation and use. This helps diversify the energy mix, reduce greenhouse gas emissions, and enhance energy security, ultimately leading to a more sustainable and resilient national energy system.

Q:Can solar cells be used for powering wildlife tracking devices?: Yes, solar cells can be used for powering wildlife tracking devices. Solar cells convert sunlight into electrical energy, which can be stored in batteries and used to power various devices, including wildlife tracking devices. This allows for continuous and sustainable power supply, eliminating the need for frequent battery replacements or recharging.

Q:My son is very interested in solar cells recently, and keeps asking me about the structure of a solar cell. Can anybody help me answer that question?: My way to deal with the questions from my son is to search together with him on line, and learn with him together.

Q:How do solar cells perform in desert environments?: Solar cells perform very well in desert environments due to the abundance of sunlight and high temperatures. The dry and clear conditions in deserts allow solar panels to receive maximum sunlight, resulting in optimal energy production. Additionally, the heat can actually enhance the efficiency of solar cells, as they work more efficiently at higher temperatures. However, it is important to regularly clean the panels to remove dust and sand accumulation, which can reduce their performance.

Q:How does the size of a solar cell affect its performance?: The size of a solar cell directly affects its performance. Generally, larger solar cells can generate more electricity as they have a larger surface area to collect sunlight. This means they can absorb more photons and convert them into electrical energy. Additionally, larger solar cells tend to have lower resistance and better efficiency. However, larger cells also require more materials and are more expensive to produce. Therefore, the optimal size of a solar cell depends on various factors, including the available space, budget, and desired energy output.

Q:Friends are fuel cells are chemical energy into electricity, solar cells are converted into electricity into electricity I would like to know in addition to the structure and the conversion of different ways there are no other differences hope that the specific power of everyone: building blocks of the scale and installation of flexible, fuel cell power plant area is small, the construction period is short, the power station can be assembled according to the needs of the battery stack, very convenient.

Q:Are solar cells affected by temperature changes?: Yes, solar cells are indeed affected by temperature changes. As the temperature increases, the efficiency of solar cells decreases. This is because higher temperatures can lead to an increase in resistance, which reduces the amount of current that can be generated. Additionally, excessive heat can cause thermal stress and damage to the materials of the solar cells, affecting their overall performance. Therefore, it is important to consider temperature variations when designing and operating solar energy systems.

Q:Can I trust the suppliers for film solar that I found on alibaba ?: I think you can, but you do need to be careful when you are making the final decision to close the deal with tham.

Q:How do solar cells convert sunlight into electricity?: Solar cells convert sunlight into electricity through the photovoltaic effect. When sunlight hits the solar cell, it excites the electrons in the cell's semiconductor material, causing them to flow as an electric current. This flow of electrons is then captured and harnessed as usable electricity.

Q:What is the typical size and weight of a solar cell?: The typical size of a solar cell ranges from a few square centimeters to several square meters, depending on its application. In terms of weight, solar cells are generally lightweight, weighing anywhere from a few grams to a few kilograms, again depending on their size and technology.

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