Jim,
Are you still up in Ojai?
Glad to hear you are still around.
Regards,
BrianB
N6CVO
> On Jun 1, 2014, at 6:55 PM, Jim <electrical@xxxxxxxxxxxx> wrote:
>
> Congratulations on the genset. Is it 30hp?
>
>> On 6/1/2014 9:07 PM, Jim Mora wrote:
>> Hello Tesla Friends,
>>
>> I have been away for a few years on other quests but still have all my Tesla
>> Coil stuff. Recently, I finally got my 3P 208v wye 15KW <cont> Diesel genset
>> running.
>>
>> I have a Cold War era Raytheon 3P DC charger that uses (6) 8020 Tube
>> rectifiers - very Frankenstein -ish! The output is through a very large
>> Inductor (Says 150 Henries) and is 24KV(-) the (+) side comes from the
>> filaments, the minus is on a 12" standoff insulator! Anyway, I plan to wind
>> a 12" form (thin wall PVC) to a 5:1 ratio. I have (2) unused .1uf General
>> Atomics large pulse duty Caps @ 50KV. I realize the out power will be a
>> linear rise as BPS goes up. I haven't tried to predict resonate charging nor
>> want it per say, a visit to Richie Burnett's site is needed.
>>
>> * I do "not" have a suitable Spark Gap and will either build one or buy one.
>> I have an ample supply of G10 that is suitable but lack machining tools. I
>> also have (8) .5" x 2.25" pure tungsten slugs (intended) and numerous .25"
>> which probably wouldn't stand up for the rotor.
>>
>> There is no rating of current I/0 on the transformer / supply tank. The
>> internal transformer is a 208 wye in ?HV delta out, there is also a assumed
>> isolated internal filament transformer with 1 P 120v input I see that (1)
>> 8020 can run at 100 - 750 ma 2A peak. Anyone want to do an educated guess on
>> the output of the supply limits? BTW the + terminal is on a close to case
>> standoff so it is meant to be -24KVDC above ground out. I have the schematic
>> with no ratings stenciled on the tank. It is oil filled.
>>
>> Thanks Much,
>> Jim Mora
>>
>> You can contact me off list if you like: wavetuner@xxxxxxxxx I also have a
>> 14,400 5VKVA Pig as well as a large GE potential transformer of the same
>> rating. So if the DC charging fails, its back to classic design.
>>
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>
>
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