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  1. #11
    "Beef Bacon" Commie Grant H.'s Avatar
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    Quote Originally Posted by sbgixxer View Post
    I bet your electricity will still be cheap, just not your bill.
    Panels by ARNEWB, on Flickr

    These help.

    Not grid tied, with lots of LiFePo4 batteries to run 24/7.
    Living the fall of an empire sucks!
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  2. #12
    Grand Master Know It All BladesNBarrels's Avatar
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    Quote Originally Posted by Grant H. View Post
    Panels by ARNEWB, on Flickr

    These help.

    Not grid tied, with lots of LiFePo4 batteries to run 24/7.
    Are those the solid state lithium batteries that eliminate fire risk?
    Buying Randall Made Knives and Randall 1911 Pistols

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  3. #13

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    Oh joy, I just love paying more for freeloaders

  4. #14
    "Beef Bacon" Commie Grant H.'s Avatar
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    Quote Originally Posted by BladesNBarrels View Post
    Are those the solid state lithium batteries that eliminate fire risk?
    Solid state in the sense that they aren't flooded lead acid, yes.

    But yes, the LiFePo4 (lithium iron phosphate) chemistry is the one that won't light on fire. They are the current favorite for safety in solar systems.

    Some of the newer chemistries like lithium titanate are intriguing, but still expensive.
    Living the fall of an empire sucks!
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  5. #15
    Serial Speed Limit Breaker
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    Do you all realize that Denver is 1.5 billion dollars in debt, and that each of you owe $17,000 to cover this debt?

    What the hell do you care if socialized government says that you have to pay more for energy?

  6. #16
    Beer Meister DFBrews's Avatar
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    Grant do you spot weld your own cells?
    You sir, are a specialist in the art of discovering a welcoming outcome of a particular situation....not a mechanic.

    My feedback add 11-12 ish before the great servpocaylpse of 2012

  7. #17
    Gong Shooter sbgixxer's Avatar
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    Quote Originally Posted by eddiememphis View Post
    Wow, that sure didn't make me feel better.

  8. #18
    Zombie Slayer MrPrena's Avatar
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    Quote Originally Posted by Grant H. View Post
    Panels by ARNEWB, on Flickr

    These help.

    Not grid tied, with lots of LiFePo4 batteries to run 24/7.
    I do not have a solar, but this was what I was thinking when I read about the post.

  9. #19
    "Beef Bacon" Commie Grant H.'s Avatar
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    Quote Originally Posted by DFBrews View Post
    Grant do you spot weld your own cells?
    For this solar stuff, no. I am using 280AH CALB cells.

    The only picture I have quickly available, from when I was moving it to its new home in the garage.
    rebuild by ARNEWB, on Flickr

    For other projects (solar power for cameras in the back yard, lights in the shed, E-Dirtbike, etc) yes. I build and weld my own packs of 18650 and 32650 Li-ion and LiFePo4 cells. I have a number of cheap spot welders, one that I built, and then I also finally bought a k-weld. I got into salvaging cells for a while, and considered building 48V arrays for the house solar (not as crazy as HBPowerWall on Youtube, but similar idea). Way too many battery packs disassembled and cleaned up... Last count, I think I have 3k+ 18650's that I pulled out of "failed" laptop batteries...
    9x 80 cell packs when I was planning a 14s80p 48V battery.
    Salvage 18650s by ARNEWB, on Flickr
    Living the fall of an empire sucks!
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