We can make roof-mounted solar units to heat water.
Solar electric panels are still expensive, but getting cheaper.
Do some re-searching on the internet.
2007-10-24 13:47:36
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answer #1
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answered by Robert S 7
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Solar energy is the most expensive per watt. Solar panels combined with a storage battery and some electronics, simply replaces the power line coming into the house. So, it can be used just as effectively as any other source. Generally, the power line works as a backup source. Some power companies effectively turn back the meter on days when you make more power than you use, effectively paying you for the excess you put back into their lines. The initial installation cost is huge and the rate of return is relatively small which means a very long time to break even. A lot of people would like to use solar power, but simply can't afford to do so. Solar panels do not work well on cloudy days and even worse on a rainy day, so if someone lived in a sun challenged area like I do where we have on average 57 days that are clear and sunny a year, solar cells really are not worth the cost.
2007-10-24 14:04:11
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answer #2
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answered by rowlfe 7
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There is a great desire for solar energy. The problem is cost effectiveness. The technology is such that it costs so much that it often takes years to recover the investment. The break even point on Solar panels is between 15 and 20 years given the current cost of electricity. Solar water heaters are better at about 6 or 7 years. There is also not a long term history of installations that encourages people to buy it. Until there are companies who can point to a product that they have been selling successfully for 20 plus years without problems, people will not buy. Also Solar systems may wear out in about 25 years or so. Its all about cost - If electricity prices go up dramatically so will the use of solar power. Many cities and towns have not developed building standards and codes for solar installations and it is hard to find a dealer and installer. Also there is a problem with supply - there are just not that many manufacturers of these devices. These are only some of the larger problems - there are many more.
2007-10-24 13:56:42
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answer #3
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answered by John C 4
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From reading everyone's post I would say that most everyone is in agreement that solar energy will pay for it's self which would be way bigtime better then renting from the public utility. Along with this fact we as well get clean air and get to help save our great great great grand kids lifes.
Well that is good enough for me and I have solar electric installed on my home and have built a solar space heater which I used for one year. I left it when I moved. I plan to build a larger one this year before winter. I better hurry up huh?
Never the less the biggest problem is the upfront cost. The payback is there, so we just have to find a way to get solar installed on peoples homes. That is the hard part.
And to answer your last part. Solar can be use and is used for every thing any other type of electric is usef for in the public. And it is used in space as well.
Solar energy is unlimited. We as the people just have to start using solar energy and stop crying because no one will give you the money for free to have it installed. If you wait for someone else to pay for it you will never have a system.
So it is up to the people to do it them self and people can not see any dollars going back in their pockets today. We are just in too big of a hurry to allow something to work. That is why most people don't have a savings account. In too big of a hurry and expecting it now.
Greed rules the world not saving the world or anyone in it.
Here is some quotes from my ex-bosses. It is really how everyone thinks.
"What have you done for me to day"
"I know what you did for me yesterday and that has past. BUT WHAT ABOUT TODAY!?!?"
"We'll worry about tomorrow when tomorrow gets here, we need to make money today"
2007-10-24 16:20:44
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answer #4
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answered by Don K 5
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There are tons of ways we can utilize solar energy. Solar energy in most parts of the country can not be depended upon for 100% of a homes energy, but hybrid systems using both traditional power and solar are great options.
2007-10-24 13:48:22
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answer #5
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answered by Anonymous
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Don't believe the people who say solar energy is free! Solar panels are very expensive and only make energy that we can use when the sun is shining.
In Seattle Washington it is known to rain 222 days every year - solar panels there would be nothing but expensive roofing! Just remember that the only way solar energy is useful to people to replace petrochemicals and coal today is by providing electricity to houses. The only way solar cells work is if they get UNOBSTRUCTED sunlight - which means darkness for everything beneath them...
Solar cells can not generate enough energy to run cars unless it only charges the batteries and are not mounted on the car itself as they would need to be huge to collect enough sunlight to generate the needed power for the car's engine.
In the future we may have solar cells that are efficient, but today they are merely toys for rich people whose carbon footprint would rival Godzilla's to pretend to care about the world!!!
2007-10-24 14:44:29
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answer #6
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answered by ? 3
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There has to be an investment in solar panels, that is the big hurdle to solar energy. But don't ever forgot that the sun drives our entire ecosystem, it makes the wind blow, it makes the weather happen. We are effected by solar energy everyday!
2007-10-24 13:48:09
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answer #7
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answered by Wherwolf 3
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I would love to go solar, but I can't afford it. The underground connection for the electric company was $230, a solar system was a minimum of $5000.
2007-10-24 14:27:33
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answer #8
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answered by Angela C 2
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The cost factor, there was not a big demand for eco freindly energy. Gas use to be 78 cents a gallon 20 years or so ago.
2007-10-24 13:49:20
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answer #9
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answered by jake 2
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1
2017-01-31 09:02:12
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answer #10
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answered by ? 3
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