[amsat-bb] Re: Satellite Solar Power (indoors) and out

2012-05-16 Thread WILLIAMS MICHAEL
What's funnier is the 35 million spent on solar panels at the Emmett J. Bean Federal Center in Indianapolis. It saves $475k a year so that means it will take 70 years to break even even though the the panels have a lifetime of 30 years. I think that savings is probably based on every day being

[amsat-bb] Re: Satellite Solar Power (indoors) and out

2012-05-16 Thread Bob Bruninga
What's funnier is the 35 million spent on solar panels... to save $475k a year...[and] take 70 years to break even. Its a lot more than breaking even. Don't forget about a few million tons of pollutants and burned fossil fuel byproducts, and destroyed land and habitat that now don't have to

[amsat-bb] Re: Satellite Solar Power (indoors)

2012-05-15 Thread Mark L. Hammond
This is precisely why the WA8SME CubeSat simulators run off alkaline batteries! Not enough light in a room to keep the batteries charged all day... Mark N8MH At 05:22 PM 5/15/2012 -0400, Bob Bruninga wrote: You would be amazed at how little power a solar panel gets in the classroom or the