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Re: Capacitor C/Peek
Tesla List wrote:
>
> >From pierson-at-msd26.enet.dec-dot-comWed Oct 23 22:20:11 1996
> Date: Wed, 23 Oct 96 20:54:06 EDT
> From: pierson-at-msd26.enet.dec-dot-com
> To: mail11: ;
> Cc: pierson-at-msd26.enet.dec-dot-com
> Subject: Capacitor C/Peek
>
> I was pondering something exceedingly basic, and getting phunny numbers.
> Specifically, what energy is in the cap in the primary tank?
>
> I keep getting a number which seems small, someone check my math:
>
> Joules == watt-seconds == (C(Ve2))/2
>
> right?
>
> C= 0.025 uFd (for the CP caps, just to pick a number...
> V=10,000 V (to pick another)
>
> Rolling this together:
> ((2.5)*(10e-8)*(10e4)e2))/2= 1.25 Joules
>
> Izzat right?
Yep!
> I was expecting a larger number....
> Am i dropping a decimal somewhere???
Nope! If you take the same cap but run it to twice this, you'll get 5
Joules (4X the energy).
>
> ==============================
> As to Peeks' Tables and his book. I have a copy (olde) of the book, If anyone
> wants to figger out how to get it reprinted... (HV Press? That reprint shoppe
> in the midwest i can't think of the name of?)
>
Lindsay's:
Lindsay Publications, INC
PO Box 538, Bradley IL 60915
815-935-5353
Give him a call - he _might_ be interested!
> HOWEVER, much of Peeks' results were reported in papers before the (then)
> AIEE (now IEEE), so a good library might have the relavant AIEE (IEEE)
> transactions. Peek was studying lighting effects, so his work did extend up to
> 'coilish' frequencies.
>
> regards
> dwp
Safe coilin' to ya!
-- Bert --