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Posted by z on March 31, 2008, 2:30 pm
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>
>> Yup!
>>
>> Today I spent some time trying different nozzles just to see if I
>> could wrangle out those last few RPMs needed to get past 12 volts ..
>>
>> I bored two out to 3/8ths and dremmeled the crap out of them,
>> finishing the interior with some fine gauge steel wool wrapped around
>> a dremel shaft and polished it till the battery died on the tool. I
>> made sure it was a smooth angle to the tip and got rid of all the
>> scratch marks from the drill bit.
>>
>> Put them in and just ran the hydro with a multi-meter and was getting
>> around 7 volts with a single jet. Pretty sweet .. the most I ever
>> got before was around 5.5. With both jets on and with some fiddling
>> with the angles I hit 13!!
>>
>> So I turned connected them to the batteries and whadya know.. its
>> charging. The battery bank is at 12.4 and when I hit the switch to
>> complete the circuit the alternator comes under load and keeps on
>> spinning!!!
>>
>> So thats that then. Now just have to keep tweaking things to gain
>> more performance. I might bore some out a bit bigger and see how
>> that goes. The nozzles i'm using don't have much room left .. any
>> larger bores and i'm risking going through a side wall, but they're
>> only like 2 bucks each so its not a huge deal if I screw one up.
>>
>> speaking of which think i'll have to get to town and buy a few more
>> to play with.
>>
>> Hey
>>
>> I can't thank all of you enough for the advice and telling me i'm
>> doing something bone headed once in a while -- its been a huge help.
>>
>>
>> -zachary
>
> Did you consider to rewinde the generator with copper wire of a
> smaller diameter but with more windings?
> It's not that hard to do!
> I once rewinded an AC-car alternator for a few Euro's of material.
> When you take out the old windings, count them well and write down how
> the different poles are connected.
> Smaller diameter copper wire gives lower max. amps, but for the moment
> voltage looks more to be an issue.
> You could also try to find an alternator rated for lower rpm's. May be
> from a truck?
>
> Jan
>
>
Thanks yeah.. This is a PMA altnerator but the vender offered to switch
the stater out for me at a reasonable price, so once it gets back
hopefully i'll be making the right voltage.
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