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Re: [TCML] Need some advice on 150kva sgtc



You got my message spot on Carlos.
The coil produces constant streamers about 20- 23 feet, or 6 - 7 meters.
It's very impressive. But i did make a  coil with 1 m winding length
before, producing 3 meter sparks at 20 kw.
so i expected around 10 meters with this set up. but 7 seems the max.

> Big machines like this are typically less efficient than there smaller
> brothers and sisters.
> I have not taken the time to run the numbers on the info you provided,
> but if the system is well balanced and in tune and pulling 40kva, I
> would expect to see 20-25 foot long arcs at minimum.
> The height of the coil will also be a limiting factor to some degree...
>
> I assume from your question that you are not happy with the performance
> or it did not meet your expectations?
>
> Kind regards,
>
> carlos
>
> On 2015-01-02 06:03, vam@xxxxxxxxx wrote:
>> Me and some friends built this coil. It's total height is 5 meters. the
>> donut is 2,60 by 60 cm. the coil is 65 cm dia with 1200 turns of
>> 2.5^2mm
>> installation wire. about 3.6 meter winding length. Cap, DR resonance
>> 100nF, 80kv 4 in parallel.
>> We feed it with a 180kva 10kv yz5 transformer. Rectify the lot to 16kv.
>> ballast ensures 32kv on the cap. at 200 bps we draw 50-60 amps per
>> fase.
>> so roughly 40 kw. Max bps is 700.
>> Now the question. What kind of spark length should be possible from
>> this
>> coil?
>>
>> Picture of the coil.
>> https://www.facebook.com/photo.php?fbid=671287332969054&set=a.110176789080114.14601.100002633816524&type=1
>>
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