33484Re: [SeattleRobotics] Car batteries as a power source
- Nov 1, 2007There are 24V SLA batteries used in electric wheelchairs that would
work perfectly for your solution. The battery supplier could get you a
24V charger as well, and maybe a charger controller that would allow
you to charge and use at the same time
On 10/31/07, l m lau_l99-at-yahoo.com.au |6812-the|
> I am after a 24v power supply, that can deliver high
> current (50+ amps) as I am playing around with RC
> hobby brushless outrunners that are on the larger side
> of things. Anyway, I was having a chat to a friend
> about power supplies that could power these motors,
> while in a fixed installation for testing etc. He
> suggested car batteries in series to get 24v out of
> them. I have had a bit of a look on the web about this
> and come across a guy who used car batteries in a UPS.
> He suggested Bi-Carb soda in a tray under that
> batteries to neutralise any acid leak and provide
> decent ventilation, as they release hydrogen when
> My main question is; is it possible, or a good idea to
> try and sort out a method of charging the batteries,
> while I am actually drawing from them? Can anyone
> point me in the right direction for something similar
> to this? Or does anyone have any better ideas?!
> Thanks again!
> Laurence McLean
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