[Boatanchors] Parallel Operation of HV Power Upplies
Ron
w8ron at sbcglobal.net
Sat Feb 14 11:51:01 EST 2009
Bryon.
Forget the circulating currents, series chokes, diode sharing ,
capacitor parallel on the diodes, 866 iron and so forth.
Put the supplies in parallel and drop a load on them.
If they share current your DONE.
---
Ron
Byron Tatum wrote:
> A Quick Question-
> I need about 800 mA at 2KV. I do not have a single transformer
> to supply this. I do have two identical transformers that will supply
> 400 mA at 2 KV.
> I have been studying parallel operation of transformers, but
> had these questions:
> Would just paralleling the transformers be sufficient,
> or should there be low value resistors isolating the HV windings?
> Would it be better to use two identical power supplies
> (transformers, rectifiers, filters) and connect the HV DC leads
> together and parallel them in this fashion? (I have full power
> supplies already containg the 400 mA at 2 KV transformers)
> If I went the complete power supply paralleling route
> would there be any benefit in passing each HV DC lead through a HV
> diode before actually tying leads together?
>
> Thanks, Byron WA5THJ
>
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