Posts Tagged ‘solar power’

Can solar power be stored as kinetic energy?

For instance, if a solar powered winch lifted a weight, could the subsequent downward motion of that weight drive an electric generator that operated after dark?
Or is there some other efficient way to store solar power that is not about a battery, or about just storing heat?… Read More

What alternatives are there to solar power?

What alternatives are there to solar power? I was going to get solar panels for my house in Canada, but Canada might not be the best source of solar power, so how else could I obtain free electricity?… Read More

Is it feasible to run my AC on solar power?

Would it be cost effective to run just my central air on solar power?… Read More

Is it worth buying solar power for a home?

My dad is retiring in a few years, and he is looking into this. I know that this is what one of my teachers did when he retired, but I don’t really want to ask him how it’s been goin

So, what are the pros and cons of buying solar power for a house?

P.S. I live in Canada and I live on the bay, so it… Read More

Does anyone know what percentage of the world can use solar power?

I need to know ( with a reference) what percentage of the world has the ability to use solar power

I am not interested on whether or not they should be, I just need the facts.

Anyone have a reference as well ? Thanks… Read More

what is the the most profitable field when it comes to renewable energy is solar power?

what is the the most profitable field when it comes to renewable energy is solar power?… Read More

How much power is consumed by a illuminating switch light in the off position? I wired a off-grid solar cabin.?

Wondering how much extra solar power I need to calculate. Or, should I use non-lighted switches. Thanks, Rick… Read More

How can I produce a 60-70 kilowatts electricity from solar power? if yes, how can I do it?

I want to use solar power to run my home appliances, lights, fans…. I want to produce a 60-70 kilowatts electricity power (per day) from solar power. How can I do it? What do I need to do it?

Please let me know step by step instructions, or details/links.

thanks… Read More

Does anyone know the approximate cost of installing solar panels?

I would really like to get at least partially off the grid. My electricity bill is about 0 a month. And that almost doubles in winter I’d really like to install solar andwind generating panels on my garage roof to at least suppliment the city provided electricity.
Unfortunately, we don’t HAVE any local solar power installers, nobody else thinks the cost of hydro is too expensive!… Read More

How many watts do I need for a laptop – and other solar power questions?

Hi there,
I’m trying to get a very basic understanding of solar power.

Can you tell me:
How many watts is required to run a laptop off power
And how many, roughly, to charge the laptop battery
how many for an mp3 player
a cell phone: simple -> smart range
a table lamp
a ceiling fan
a floor fan
a window a/c

Just want to get a feel… Read More