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:Air conditioner 25 volt 5 amps: how many solar panels and batteries to run 24/7?
You would need 6 300 watt solar panels, US price around $300 per, And a minimum of 4 batteries. You are going to have major problems only having 5 hours of sun though.I am not sure you could get it to work with only that much sunlight. Along with an inverter and some other controller units. If you live in an area that has some wind, a wind generator would knock it down to where you would only need 2 solar panels and a small 500 watt wind generator. The problem you are going to have is trying to run it all the time. I had an AC that size in my camping van, it took about 20 minute to run two batteries down so low that the inverter started to sound the low battery alert. If I left it running it did ok, and I had an over-sized alternator for it. I had a 50 amp heavy truck alternator. A swamp cooler would be a lot less energy, you could easily recycle about 95% of the water. I know this is the 2st century and this may sound a little nuts, but with only 5 hours of daylight, if you have some trees you could use for burning you could build an outdoor steam engine cheaper and it would charge a lot more batteries in a lot less time. Plus you could run off the steam engines generator for as long as you had a fire day or night. Even a small 55 gallon water tank would give you plenty of head for the steam. You could easily run a 6000 watt generator off of it and have plenty of electricity while it was running. Just a thought, I had to resort to some extreme measures when I bought some Montana land in 2000, it was 6 miles to the nearest utility pole.
Q:How much should a 00 watt solar panel cost?
that's going to run a a hundred watt gentle bulb as long because of the fact the sunlight in shining. Or in case you had 8 hours of sunlight shine on the panel stored in a battery you may get 8 hours of light at evening (if the device replace into a hundred% effective which it heavily isn't) you will get approximately 5-6 hours of light from the a hundred watt gentle bulb. In 0 hours of light you will get kwH. So if the capacity business employer can pay you $0.0 for each kwH that's going to take 60,000 hours of light to get returned you $six hundred. approximately 20-30 years.
Q:Joule Thief vs Solar Panel?
Solar panels convert light energy to electrical energy with an efficiency of around 5%. A SMALL solar panel will only produce a small amount of power (watts) your joule thief circuit wont help because as you draw more current from the solar panel the voltage will drop; and your joule thief circuit just reduces the efficiency of the whole system Try adding another solar cell in series to get more voltage and more power.
Q:Which is the least expensive, yet still very efficient, type of solar panel?
image voltaic thermal or warm water beats PV or Photovoltaic on a daily basis. The Mono and Poly are the main conventional. they provide years of provider and function a shown song checklist. they do no longer seem to be very warmth tolerant. production will flow down on warmer day as maximum shrink sheets will instruct. Amorphous Panels are greater warmth tolerant. they're additionally greater valuable at production with ,low easy or in part cloudy days. They produce much less what in keeping with sq. foot and want a larger section. First image voltaic produces those variety of panels. HIT by utilizing Sanyo blends those 2 together to produce a panel with the main suitable of the two structures. All PV is costly. The payoff tiers from 7-2 many years in keeping with many components.
Q:What about solar panels?
This is a site that can help you estimate the size and number of panels that will power what you intend to provide for. There are plenty of sites selling the panels, so compare prices. Also, check whether your state is offering the rebate like the state of CA is and what the restrictions, terms and conditions are. Even with the rebates they are very costly, so be certain to calculate the pay off period for your application to see whether it is a cost efficient option for your energy usage.
Q:Everything about Solar Panels?!?
Solar okorder.com/
Q:How do home solar panels integrate into a houses current electricity?
The batteries are inefficient and expensive. Lead acid batteries are 95% efficient at discharging but only 50% efficient at charging so you need double your power consumption in solar panels for a battery based system. The big breakthrough was in grid tied inverters, these can be connected to the grid and synchronizes it's frequency to the grid thereby selling the solar power to the grid. The house electric system remains on the grid so you buy back the power when you need it effectively turning the grid into a 00% efficient battery by accounting. This saves you the cost of the batteries and the inefficiencies of the batteries halving the number of panels that you need. Grid tied solar can be a third the price of a comparable battery based system. The utilities will usually still have a service fee and may have limitations such as you can only sell the amount of power that you use and the sale can only be credits versus future energy purchases. There will also be the inefficiencies of the grid tied inverter but it would be at full load which is when it is the most efficient often 95% whereas the partial load use of a battery based system operates the inverter at an average of 65% efficiency which is why DC appliances are highly recommended for a battery based system.
Q:Finding the output of a solar panel?
You need full sunshine from the sun, or a lamp that will give a light spectrum similar to the sun, a volt meter, Milli-amp meter, and a variable resistor of 0 to 000 ohms. The voltmeter test leads go across the solar cell leads. The amp meter leads will be in series with the solar cell. Let's say, positive lead of the solar cell to the the positive lead of the amp meter, the negative lead of the amp meter to one terminal of the variable resistor, and the wiper terminal of the variable resistor to the negative lead of the solar cell. Slowly decrease the value of the resistor until the voltage from the solar cell just begins to drop. Take note of the amp meter reading. This is about the high end range of the solar cell. You might want to begin with a micro-amp meter for the current meter.
Q:Do you need to pay for electricity if you have solar panels?
I think that rustoria67 bumped his head on some thing. There are thousands of homes using only solar panels to power their homes, and it no way near an acre of them. With the right setup Kw of panels will work. Remember one can't bring a boat to an airplane race and hope to win. Look at this link.
Q:Should we subsidize solar panels?
so, you think of that the perfect concept is to easily save specializing in oil and to not attempt to compete? each CON i've got talked to on right here is going on and on approximately how green power is a foul concept? yet, right this is China, with a centred purpose and fairly making it happen... ask your self how far we'd be interior the U. S. without the cons scuffling with us each step of how... how's that buggy whip enterprise going cons? that's what we recommend as quickly as we are saying owing to Republicans do you think of green power won't happen? China's already doing it... we are able to the two capture up, or supply up... and supply up has a huge unempmloyment value related to it...

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