Hi Greg,
Yes, please post your reconfigured charging schematics somewhere.
Thanks much,
Mike Day
On Jul 15, 2014, at 5:15 PM, Jim Mora <wavetuner@xxxxxxxxx> wrote:
> Greg, et al,
>
> Can you email me or post somewhere what your "reconfiguration charging
> schematic" basically looks like and what I am assuming is a diode chain that
> acts something like a transient suppressor. I assume you still incorporate
> an RF coil. I must assume the way Richie Burnett first drew his do and don't
> configurations has changed and it would be very useful to graphically know
> how. Nothing ruins the day more than "letting the smoke out".
>
> Thank much,
>
> Jim Mora
>
> -----Original Message-----
> From: tesla-bounces@xxxxxxxxxx [mailto:tesla-bounces@xxxxxxxxxx] On Behalf
> Of Greg Leyh
> Sent: Tuesday, July 15, 2014 11:43 AM
> To: tesla@xxxxxxxxxx
> Subject: Re: [TCML] Findinding the facts of a 3 P unknown transformer 50:1,
> "black Box" and Charging inductor(s) design.
>
> Hi Bert, Stefan,
>
> The L-diode filter is a great way to filter DC links, since it provides
> heavy damping with low losses and virtually no Q. It's analogous to a
> shock absorber in a car suspension... the diff-eqs are quite similar.
>
> The event that drove me to switch to an L-diode filter was finding a
> bunch of molded 45kV diode stacks in the scrapyard. :D
>
> Cheers,
> Greg
>
>
>> Hi Greg and Stefan,
>>
>> The combination of resistors, capacitors, and spark gaps in a Terry
>> filter provide a low-pass filter and protection from primary strikes.
>> The resistors and MOV's provide rapid damping of energy from UHF/VHF or
>> other over-voltage transients. But the protection comes at the expense
>> of significant parts count and added power losses. This filter was
>> designed primarily to protect fragile NST's, and it should provide
>> similar protection for other fragile upstream components, such as
>> charging inductors. However, Greg's approach is more cost-effective and
>> efficient.
>>
>> Until Greg's last post, I was unfamiliar with his current protection
>> approaches. His L-diode protection scheme has the advantages of being
>> robust, easier to construct, and significantly more efficient - and it
>> has demonstrated its reliably in large systems. Stefan, I see no reason
>> why a similar approach shouldn't work for your system as well. I
>> certainly can't argue with success. :^)
>>
>> Best wishes,
>>
>> Bert
>>
>>
>> Teslalabor wrote:
>>>> Hi Greg & Bert,
>>>>
>>>> very interesting! Regarding my 6-pulse rectifier, I now have a better
>>>> feeling :-) Concerning my other question, it really seems to be a good
>>>> idea, to use any form of protection circuit, for not killing the
>>>> reactor. Greg's concept of L-diode damped filter is completely new to
> me
>>>> but sounds very cool, whereas I also never have built a Terry Filter
>>>> before in my older (not DC resonant) systems. So the question is,
> should
>>>> I use a simple Terry Filter or this L-diode arrangement. A terry filter
>>>> doesn't have any L in it....
>>>>
>>>> Regards,
>>>> Stefan
>
>
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