Wholesale China Solar Cells Polycrystalline Solar Cells with Low Price
- Loading Port:
- Shanghai
- Payment Terms:
- TT or LC
- Min Order Qty:
- 5000 pc
- Supply Capability:
- 8000000 pc/month
OKorder Service Pledge
OKorder Financial Service
You Might Also Like
Polycrystalline Silicon Solar Cells:
Solar cells is made by solar wafer, it has three categories of solar cell right now, monocrystalline polycrystalline and thin film,These cells are entirely based around the concept of ap-n junction, which is the critical part of solar module, it is the part that can convert the light energy into electricity, the thickness is from 180um to 200um, with even busbars to conduct electricity, textured cell can decrease diffuse reflection; they are often electrically connected and encapsulated as a module. Photovoltaic modules often have a sheet of glass on the front (sun up) side, allowing light to pass while protecting semiconductor wafers from abrasion and impact due to wind-driven debris, rain, hail, etc. Solar cells are also usually connected in series in modules, creating an additive voltage. Connecting cells in parallel will yield a higher current;With high quality and stable quality. Our Cells can greatly improve the performance of Solar Modules.
Polycrystalline Silicon Solar Cells Advantage:
• High efficiency and stable performance in photovoltaic conversion.
• Advanced diffusion technique ensuring the homogeneity of energy conversion efficiency of the cell.
• Advanced PECVD film forming, providing a dark blue silicon nitride anti-reflection film of homogenous color and attractive appearance.
• High quality metal paste for back surface and electrode, ensuring good conductivity, high pulling strength and ease of soldering.
• High precision patterning using screen printing, ensuring accurate busbar location for ease with automatic soldering a laser cutting.
Specification:
Mechanical data and design |
Format - 156 mm × 156 mm ± 0.5 mm |
Thickness- - 200 μm ± 20 μm |
Front (-) - 1.4 mm bus bars (silver),blue anti-reflection coating (silicon nitride) |
Back (+) - 2 mm wide soldering pads (silver) back surface field (aluminium) |
Temperature Coefficient of Cells |
Voc. Temp .coef.%/K -0.364%/K |
Isc . Temp .coef.%/K +0.077%/K |
Pm. Temp. coef.%/K -0.368%/K |
Electrical Characteristic |
Efficiency (%) Pmpp (W) Umpp (V) Impp (A) Voc (V) Isc (A) |
18.00% 4.380 0.538 8.141 0.634 8.740 |
17.90% 4.356 0.538 8.097 0.634 8.725 |
17.80% 4.331 0.537 8.065 0.633 8.710 |
17.70% 4.307 0.536 8.035 0.632 8.695 |
17.60% 4.283 0.535 8.006 0.631 8.680 |
17.50% 4.258 0.534 7.974 0.630 8.665 |
17.40% 4.234 0.533 7.944 0.629 8.650 |
17.30% 4.210 0.532 7.914 0.628 8.635 |
17.20% 4.185 0.531 7.88 -- 0.627 -- 8.620 |
17.10% 4.161 0.530 7.851 0.626 8.605 |
17.00% 4.137 0.529 7.820 0.625 8.590 |
Intensity Dependence |
Intensity [W/m2] Isc× [mA] Voc× [mV] Pmpp |
1000 1.00 1.000 1.00 |
900 0.90 1.000 0.90 |
800 0.80 0.99 0.80 |
500 0.50 0.96 0.49 |
300 0.30 0.93 0.29 |
200 0.20 0.92 0.19 |
IV Curve
Solar Panel Images:
FAQ
We have organized several common questions for our clients,may help you sincerely:
①What price for each watt?
It depends on the efficiency of the solar cell, quantity, delivery date and payment terms.
②How long can we receive the product after purchase?
In the purchase of product within three working days, We will arrange the factory delivery as soon as possible. The pecific time of receiving is related to the state and position of customers.Commonly 7 to 10 working days can be served.
③Can you provide the peripheral products of the solar panels, such as the battery, controller, and inverter? If so, can you tell me how do they match each other?
Yes, we can, we have two companies for solar region, one is CNBM International, the other is CNBM engineering Co.
We can provide you not only the solar module but also the off grid solar system, we can also provide you service with on grid plant.
④What is your warranty of solar cell?
Our product can promise lower than 0.3% open box crack, we support claim after opening the box if it has crackm color difference or sth, the buyer should give pictures immediately, we can not accept the claim after the solar cell has assembled to solar panel.
• Timeliness of delivery
• ⑤How do you pack your products?
We have rich experience on how to pack the solar cell to make sure the safety on shipment, we could use wooden box or pallet as buyer's preference.
⑥ Can you do OEM for us?
Yes, we can.
R & D of Solar Electric Cell Closes to the market
Currently, the whole solar electric cell industry face with overcapacity, and actively expand the consumer sector will undoubtedly become an important means to resolve its excess production capacity.
In many cells, photovoltaic power generation module neatly arranged on the carport, the roof, sunny days to convert solar energy into electricity, supplying carport or household use, excess electricity can also be sold to the national grid and increase revenue.
In rural areas, the solar cell application prospect is very broad. As technology advances and changes in consumption concept, the solar cell is constantly "downsizing" has become an important feature for portable products and selling points.
The most common solar electric cell is the portable mobile power. By convert light energy into electrical energy and stored in the built-in lithium battery, solar mobile power can give mobile phones, digital cameras, tablet PCs and other products charge, both energy-saving and environmentally friendly.
Today, more and more people use solar electric energy products. These are stylish low-carbon products, as well as fun. College students said. She took a creative foldable solar lighting, lighting the top of the solar panels to provide electricity for a rainy day, folded and portable features and provides the possibility for outdoor use.
The development of mobile solar energy is a major opportunity for the industry. Mobile Energy as mobile communications and mobile Internet +, like, will change the traditional energy production and consumption patterns, so that the traditional centralized power into each individual can generate electricity, energy will be everywhere.
There are characteristics of distributed generation PV products, especially flexible products, and intelligent terminal products should be combined. When the arrival of the era of mobile energy, we will each bag, tent, clothes, utilities and electronic products are distributed by a flexible technological transformation and innovation, moving only the energy market in 2020 can reach the level of 1 trillion dollars.
- Q: Can solar cells be used for powering electric water heaters?
- Yes, solar cells can be used to power electric water heaters. By converting sunlight into electricity, solar cells can provide a sustainable and renewable source of energy to heat water in electric water heaters. This helps reduce reliance on traditional grid electricity and lowers carbon emissions.
- Q: How do solar cells perform in areas with high levels of water pollution?
- Solar cells can experience a decrease in performance in areas with high levels of water pollution due to the reduced sunlight reaching the cells. The pollutants in the water can absorb or scatter sunlight, leading to lower solar panel efficiency and energy output. Additionally, water pollution can also corrode the surface of solar panels, further affecting their performance. Therefore, regular maintenance and cleaning of solar panels are crucial in such areas to ensure optimal functioning.
- Q: Can solar cells be used in powering communication networks?
- Yes, solar cells can be used to power communication networks. Solar cells convert sunlight into electricity, which can then be used to power various devices and systems, including communication networks. This makes solar energy an environmentally friendly and sustainable option for powering these networks, especially in remote or off-grid locations where access to traditional power sources may be limited.
- Q: How are solar cells affected by temperature?
- Solar cells are negatively affected by high temperatures, as they can cause a decrease in efficiency and overall performance. The increase in temperature can lead to an increase in resistance, which reduces the flow of electric current within the cell. This decrease in current output results in a decrease in power generation. Additionally, high temperatures can accelerate the degradation of the materials used in solar cells, reducing their lifespan. However, low temperatures can have a positive effect on solar cell performance, as they can increase the efficiency and power output.
- Q: How do solar cells generate electricity at night?
- Solar cells do not generate electricity at night because they rely on sunlight to produce an electric current. During the night, there is no sunlight available for the solar cells to convert into electricity.
- Q: Can solar cells generate power at night?
- No, solar cells cannot generate power at night as they rely on sunlight to produce electricity.
- Q: What is the difference between solar cells and solar panels?
- Solar cells and solar panels are closely related but have some key differences. A solar cell refers to a single unit that converts sunlight into electricity through the photovoltaic effect. It is the basic building block of a solar panel. On the other hand, a solar panel, also known as a photovoltaic module, is made up of multiple interconnected solar cells. The purpose of a solar panel is to harness a larger amount of sunlight and generate a higher output of electricity. In summary, while a solar cell is the individual component that directly converts sunlight into electricity, a solar panel is a collection of interconnected solar cells that work together to produce a higher power output.
- Q: Which Solar Panel Type is best? Polycrystalline panel or PV Module Monocrystalline Solar cell panel, or thin film?
- PV Module Monocrystalline Solar cell panels is most efficient since they are made from the highest-grade silicon.
- Q: What is the effect of wind on solar cell performance?
- The effect of wind on solar cell performance can be both positive and negative. On one hand, a gentle breeze can help to cool down the solar panels, preventing them from overheating and improving their overall efficiency. On the other hand, strong winds can create vibrations that may lead to structural damage or reduce the stability of the solar panels, potentially affecting their performance. Therefore, it is important to strike a balance between the benefits of cooling and the risks associated with excessive wind exposure when designing and installing solar systems.
- Q: Can solar cells be used in floating solar farms?
- Yes, solar cells can definitely be used in floating solar farms. Floating solar farms, also known as floating solar panels or floating photovoltaic (PV) systems, are an innovative approach to harness solar energy by placing solar panels on a body of water. These systems offer several advantages such as increased energy efficiency due to the cooling effect of water, reduced land requirements, and minimized evaporation from the water surface. Therefore, solar cells are a suitable and effective solution for generating renewable energy in floating solar farms.
Send your message to us
Wholesale China Solar Cells Polycrystalline Solar Cells with Low Price
- Loading Port:
- Shanghai
- Payment Terms:
- TT or LC
- Min Order Qty:
- 5000 pc
- Supply Capability:
- 8000000 pc/month
OKorder Service Pledge
OKorder Financial Service
Similar products
Hot products
Hot Searches
Related keywords