Polycrystalline Silicon Solar Panels 305w

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Nanjing
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Min Order Qty:
200000 watt
Supply Capability:
20000000 watt/month

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About  Us

We are a high-tech group wich specializes in solar products design,research, manufacture, sales,solar projects design and installation.

Our national sales service covers seven parts, including northeast, north, east, middle, south, northwest and southwest, international sales covers five continents and over forty countries, including Germany, Italy, Spain,France, America and Brazil etc. 

 

Solar cell module production process

Line called packaging line components, packaging is the production of solar cells a key step in the packaging process without a good, multi-well battery is also not a good component of production boards. Battery package not only the battery life is guaranteed, but also to enhance the combat strength of the battery. Product quality and high service life is to win can be the key to customer satisfaction, so the quality of components of the package board is very important.  

 

Components

 Polycrystalline Silicon Solar Panels 305w

 

Site Selection

In most applications, the PV modules should be installed in location where there is no shading throughout the year. In the Northern Hemisphere, The PV modules should typically face south, and in the Southern Hemisphere, the PV modules should typically face north. Please make sure that there are no obstruction in the surroundings of the site of installation. Take proper steps in order to maintain reliability and safety, in case the PV modules are used in areas such as: Heavy snow areas/Extremely code areas/ Strong wind areas/Installation over, or near, water/ Areas where installations are prone to salt water damage (*)/Small islands or desert areas.(*)

If you are planning to use the PV modules where the salt water damage may be possible consult with CNBM local agent first to determine an appropriate installation method, or to determine whether the installation is possible?

 

Tilt Angle

The title angle of the PV module is the measured between the PV module and a horizontal ground surface. The PV module generates the maximum output power when it faces the sun directly.

For the standalone systems with a battery where the PV modules are attached to a permanent structure , the tile angle of the PV modules should be determined to optimize the performance when the sunlight is the scarcest. In general, if the electric power generation is adequate when the sunlight is the scarcest, then the angle chosen should be adequate during the rest of the year. For grid-connected installations where the PV modules are attached to a permanent structure, it is recommended to tilt the PV module at the angle equal to the latitude of the installation site so that the power generation from the PV module will be optimum throughout the year.

 

 Data sheet

Maximum Power

305W

Efficiency

0.157

Backsheet

Silver

Frame Colar

White

Manufacture Site

China

Frame

Anodized Aluminum Alloy

Weight

27 kg

 

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Q:Reflectors or mirrors around the solar panels.......?
In the 70's when silicon was really expensive, they played with using fresnel lenses to focus the sunlight on small solar cells but these panels had to be on heliostats and aimed directly at the Sun. These days, with nano-technology, there's a renewed interest in the concept but the fundamental weakness is that there are diminishing returns, at some point, it's just less expensive to have more solar cells.
Q:Solar panels on the roof?
Lots of folks are installing them in my neighborhood in the Mid-Atlantic. I'm going to hold off until I can ask my neighbors how much their electric bill has gone down, after they've had the panels for a year or so. I don't see any reason to rush into it. Also, I'm a little concerned about what happens if a leak develops in your roof during or after installation. Who pays to fix that? That, plus the west side of my house faces the street, and I don't think I want my solar panel array to be greeting guests and visitors...I'm just not that in love with the looks (although the shingle- or tile-like versions of panels that Tesla is advertising would not be bad). So the panel installers would have to be satisfied with an east-facing installation on the rear slope of my roof.
Q:Homemade Solar Panels?
a solar hot water heater is not a solar panel that makes electricity that runs your hot water heater.....it is merely a long tube or pipe, bent back on itself so there,s, say 00 feet in a 2foot by 4 foot space; it's in a framework and under a sheet of glass or plastic; You put out in the sun and it captures heat.....ever notice how hot the water is coming out a garden hose that has been left out in the sun in summer? Same idea.. we have used them here in the islands for years and they work great. Even up north, a solar hot water heater that preheats the water before it goes to a traditional water heater should work fine.
Q:Where are the best places to put solar panels?
The best place is where they get the most sunshine. Naturally they will be exposed to rain and snow.
Q:SunPower Solar Panels?
Power from solar panels depends upon its proper installation and the brightness of the Sun.
Q:How Can I Reduce A Solar Panels Output To 3volts From 9volts?
By hitting #x2F;3 of it with rocks! See what I did there!
Q:How do you install solar panels?
Here is a site to help
Q:How do you hook up solar panels to your electricity?
nowing what to do with unused renewable electricity is always a dilemma – hooking up to the grid has to be the preferred option. If your residential home is grid tied, i.e. connected the electricity grid as opposed to off-grid and you are using solar panels to generate electricity. Then it makes a lot of sense to hook your solar panels to the grid, because instead of losing the unused electricity or having to maintain a bank of deep cycle batteries, you simply feed it back to the grid. You feed electricity back to the grid via your electric meter which measures the electricity in Kilowatt per hour. This has the effect of reversing your meter which in turn reduces your electricity bills and if you are generating a lot of electricity you could find the utility company owing you money! The Solar Powered System Therefore, your solar powered installation would look like this. The solar panel will connect to an “array disconnect” – you need an array disconnect for system maintenance because it allows you to easily shut off the power. The array disconnect is connected to an “inverter”. The solar panel generates DC power and the electricity from the grid is AC power. Therefore, you need an inverter to convert DC power to AC power. The inverter is connected to an “AC breaker panel”. This is the interface where your solar generated electricity meets the electric meter and allows you to feed electricity back to the grid. Now in most countries and states you are not allowed to tamper with the electric meter so at this point you should contact your local electricity energy supplier and ask them to supply an engineer to hook you up to the grid. If you have anything to add to this article or you have connected your system to the grid – tell us how you did it by writing a comment below.
Q:Do solar panels generate power when it's cloudy?
Yes. If there is any light, even on a cloudy day, a solar panel can generate power. But the amount of power generated is much less when the solar panel is not in direct sunlight (about 90% less). On a cloudy day, typical solar panels can produce 0-25% of their rated capacity. The exact amount will vary depending on the density of the clouds, and may also vary by the type of solar panel; some kinds of panels are better at receiving diffuse light. SunPower solar cells, for example, have been designed to capture a broader range of the solar spectrum. By capturing more red and blue wavelengths, their solar panels can generate more electricity even when it’s overcast. Ultraviolet light also reaches the earth’s surface in abundance during cloudy days (if you’ve ever been at the beach when it’s cloudy and gotten a sunburn, you’ve experienced this firsthand). Some solar cells are in development that can capture UV rays, although these are not out on the market yet. Even with a standard solar panel on a cloudy day, though, you will be able to generate some power when it’s daylight. The same thing is true in foggy weather. If you live in a city with frequent fog, like San Francisco, you’ll still be able to generate electricity when the fog rolls in. :)
Q:selling solar panels online - a good idea?
My guess is that you might find everything related solar power at www.okorder.com.

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