Batteries charged by either solar or wind

Discussion in 'Functional Gear & Equipment' started by BigOnes113, Sep 22, 2026.


  1. BigOnes113

    BigOnes113 Monkey

    So I have me a mess of Jackery batteries that came with some big wampum solar panels, and that's great--but what if'n the sun ain't shinin', and/or I need a decent capacity battery to take on the road with me, or for camping?

    In that scenario, being able to charge such a battery from a very small wind turbine might be convenient or necessary.

    I should start by saying that my knowledge of all things electrical is minimal. I do know that a battery powered by a wind turbine needs a charge controller to regulate charge and current, ensuring safe and efficient charging.

    Do any of you have batteries which you charge from wind turbines? Batteries that can be charged either from wind or solar?

    Do you have any recommendations for portable (stored in my car for emergencies) smaller such devices?

    I talked to Jackery, by the way, and they confirmed that their batteries, at this time, are only meant to be charged by the solar panels they make, so I wouldn't try wind with them.











     
  2. VisuTrac

    VisuTrac Ваша мать носит военные ботинки Site Supporter+++

    A lot of power solutions are designed for specific inputs and output requirements.
    For a home solution you can mix and match solar, hydro, wind, existing generators to shove amps into your deep cycle batteries but each leg is designed differently. Maybe there is a MPPT/Charge controller that can handle all the different charging profiles, maybe there isn't. The jackery probably can't handle the DC voltage fluctuations from the turbine. To make it work with wind would probably void your warranty and require twice the amount of equipment, say another battery, charge controller and cables to hook the wind turbine up to the battery as the storage and then from the battery to the clean input side of the jackery. Sounds like a rube goldberg adventure. JMHO
     
    Seawolf1090 and sec_monkey like this.
  3. arleigh

    arleigh Goophy monkey

    My first amd last systems uses lead acid batteries both wind and solar.
    I tried lithium and quickly got rid of them. a very narrow work window.
    Looking forward to the aluminum batteries.
     
  4. oil pan 4

    oil pan 4 Monkey+++

    Wind is usually a waste of time and money. Money is better spent on more solar panels, more batteries, an efficient liquid fueled DC generator and/or better charge controllers.
     
    Last edited: Sep 23, 2026
  5. Andy the Aussie

    Andy the Aussie Monkey+++ Founding Member

    ….this.
     
  6. Seawolf1090

    Seawolf1090 Retired Curmudgeonly IT Monkey Founding Member

    Actually if you're in a typically windy area, wind power makes a lot of sense. For me, we don't get it consistently or strong enough to be worthwhile.
     
  7. oil pan 4

    oil pan 4 Monkey+++

    I live in probably the top wind production area for the united states and wind barely makes sense for me. The wind is pretty reliable but sunny days and solar panels with no moving parts are wayyyyy more reliable.

    Wind could make sense in some god awful isolated place where liquid fuel is unreliable or unavailable, where the sun is also unreliable for days and for days at a time, but the wind blows almost constantly.
    That makes me think somewhere wet and coastal and alone that would cause issues for wind producers and supporting systems.
    Its not like I went to school for this shit.
     
    sec_monkey and Seawolf1090 like this.
  8. Seawolf1090

    Seawolf1090 Retired Curmudgeonly IT Monkey Founding Member

    Yep, I agree. Somewhere way up north where the sun is far less intense and doesn't last long. And very cloudy and overcast all the time.
    But another strike against wind power in my North Florida AO is the occasional tropical storms and hurricanes we can get. They don't play nice with wind power, it would likely end up a couple counties over when it hits the ground. :eek:
     
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  9. VisuTrac

    VisuTrac Ваша мать носит военные ботинки Site Supporter+++

    So @BigOnes113 the consensus is: Stick with the solar.
     
    sec_monkey likes this.
  10. Brokor

    Brokor B.D. Knight Moderator Site Supporter+++ Founding Member

    If you know what you're doing, an automotive alternator system will work fine for a small setup. Have to do a little research on belt tension and pulleys, but the basic idea is old as dirt and worked for many decades across the great wilderness of America. The fancy generators being sold now are essentially just that with a huge markup and parts that will break with time. If you have access to a moving water source you won't even need fuel as you could use a water wheel. But, solar is great if you have sun.
     
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  11. VisuTrac

    VisuTrac Ваша мать носит военные ботинки Site Supporter+++

    i kind of like the hydro turbine setups. Unfortunately, I don't have access to flowing water at the AO except when it's raining.
     
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  12. CaboWabo5150

    CaboWabo5150 Hell's coming with me

    I have a couple of Jackery's.. If I'm out in the wild and the sun isn't out, or I just want to charge faster I recharge them from my small 2000w generator. I use them all through the night, and charge in the daytime while I'm running other things off the generator at the same time. The Jackery's came with the hardware to charge from 110v A/C, so I use it when needed. They also came with the hardware to charge from a 12v cigarette lighter in a car too.
     
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  13. enloopious

    enloopious Rocket Surgeon

    You may want to look in to parabolic solar collector power generation.

     
  14. Gator 45/70

    Gator 45/70 Monkey+++

    Look we had both at remote locations to run the electronics to open and close wells remotely.
    Wind is a big no-go, The blades would free-wheel spin until it reached a certain rpm then engage in a charging mode.
    Guess what
    When it started loading up it would slow the rpm and disengage to a no-load rpm and you didn't have anything.
    Stick with solar or hook a bicycle up to the wind generator and put in the miles!
     
    duane, SB21, CraftyMofo and 1 other person like this.
  15. enloopious

    enloopious Rocket Surgeon

    You may want to look into this setup if it works for you
     
    duane, Brokor, SB21 and 2 others like this.
  16. SB21

    SB21 Monkey+++

    I've got a creek that borders my back property line. I thought about putting in a smaller paddle type system like that,, but in bad storms,, the water can rise 10+ feet. Which could rip the whole thing away.
    I thought about making one of them ram pump systems to feed the wheel,, but not sure it could get the rpm's to effectively produce the power.
     
  17. Brokor

    Brokor B.D. Knight Moderator Site Supporter+++ Founding Member

    Remove the water rise and fall problem by creating a drop-off ledge. If the creek is providing water, use the waterfall to power the wheel. Even if it picks up, the water wheel still works. In really bad flooding, just disengage the wheel from the gears and pulley. Depending on the terrain and all the legal stuff, the toughest part would be digging out and modifying the creek, and in some flat areas I guess it just wouldn't be possible unless you dig out 25 feet of creek bed just to lower it...Anyway, I remember building little dams to provide shallow pools for swimming and it would be much like doing that combined with also lowering what comes after. I'm just rambling now, I'm sure you get the point.
     
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  18. enloopious

    enloopious Rocket Surgeon

    I have a small creek on my property line. Ill be trying this out next year along with several others. Im also going to throw a lawn mower motor on a board and connect it to an alternator for a cheap genny. Between the 5 different ones hopefully I can get a light to come on
     
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  19. Gator 45/70

    Gator 45/70 Monkey+++

    I like Honda engines for the fuel usage!
     
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  20. SB21

    SB21 Monkey+++

    Just for my own knowledge,,, does an automotive alternator or generator have to turn in a certain direction to produce power ??
     
    Gator 45/70 likes this.
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