about 21 hours ago - No comments
Question by : Is there anyone in California who wants solar energy and doesnt know where to get it? Hi i have a lot of questions in regards to solar energy, and im really interested in it for the sake of California. Is there anyone who feels the same way i do? please include your
about 2 days ago - 3 comments
Question by : how large must a solar panel be to power a train? If the schematics of a solar train were drawn, what would they look like? Would the train be large or small? Where would the panels be placed? And if so, how large must the panels be to fit the roof? Even
about 3 days ago - No comments
Question by Ashley J: How much solar energy (kJ) would have to be…? How much solar energy (kJ) would have to be transferred to a 145.0 foot length of asphalt highway that is 49.0 feet wide and 25.0 centimeters deep in order to raise the temperature 5.00 oC ?The average density of asphalt is 721
about 4 days ago - 2 comments
Question by : How do I make my own solar panel? How do I make my own solar panels and generate my own power cheaply. The commercial one’s are just too expensive. —————————————— Answer by mugikuyuIts very easy but the entire process is quite lengthy. You will need to purchase some materials and then assemble
about 6 days ago - 2 comments
Question by elrodvoss: What Solar Panel Efficiency would replace Coal? A friend sent me an article that a company called Fraunhofer has produced solar panels that can achieve 41.1% efficiency. Now taking into account the fact that solar do sent work during storms or night and greatly reduced during winters, what % do you think
about 1 week ago - No comments
Question by Jake P: Are there any Universities that have programs about solar energy? I wanted to know if there are any Universities in North America that have programs that teach about solar energy and using it for electricity in a home (mainly installation). —————————————— Answer by Dr. Clandestine:)Many dude, they have a nice supply
about 1 week ago - 1 comment
Question by GorgeousLilThing: I want to conserve energy, Is there anyone out there who knows how to make solar panel the simple way? What are the key materials needed to create a solar panel and the simple steps to assemble it. What would be the desirable size of the panel enough to run a desk
about 1 week ago - 1 comment
Question by : why not people use solar energy for their daily need? I am observing that normally we need electricity for lighting purpose then why not people use solar energy for lighting in each room. —————————————— Answer by DifdiMost people are not millionaires. Solar energy systems equal to what you can get via normal
about 1 week ago - 2 comments
Question by : What is an issue or something interesting about the solar panel technology? I’m hoping to do a science fair project on solar panels. Since energy has been a large issue lately, I was hoping to research on this topic! What are some things that I can possibly do or experiment on? Thank
about 1 week ago - No comments
Question by jayB: Are there any grants for converting homes and or swimming pools to solar energy? my pool is heated by gas.I can’t afford to heat the pool with the price of gas. also I would like convert the houses to solar energy. I need to become absolutely energy efficient with solar energy with
about 2 years ago
I purchased this product for my trailer and for when I’m far away from normal power sources (off the grid) and it has performed like a champion. This product is totally awesome, I feel that anyone that needs a dependable and flexable alternative power source should purchase this product.
Rating: 5 / 5
about 2 years ago
Xantrex Xpower Powerpack Solar #852-2071
In my review on this product if possible you can make power regulator that takes 110V/AC-240V/AC for international use.
Rating: 3 / 5
about 2 years ago
The price of this product, if invested in electricity, will run your battery charger for years of use. This is one worthless product. It can not compete with plug-in wall chargers for charging ability. Save your money and walk away here.
Rating: 1 / 5
about 2 years ago
OK guys come on think before you buy. I go camping a lot and I use it to charge my IPhone, portable speakers, and power LCD light rope it works grate yeah it will charge laptop as well but not if your not going to use it for multiple things. Buy 2 like I did
Rating: 5 / 5
about 2 years ago
Quite simply, this thing looks great and the concept is wonderful. However, take all the best case scenarios and cut them in half on average. The company should be ashamed for publishing numbers that are not in the same ball park as the real numbers on my machine. I will say, it does make a great paper weight on a windy day and next time I’ll just by an extra laptop battery (much smaller & cheaper & lasts longer).
Rating: 1 / 5