BIG Capacitors

• To: "'Tesla List'" <tesla-at-pupman-dot-com>
• Subject: BIG Capacitors
• From: Tesla List <tesla-at-stic-dot-net>
• Date: Thu, 19 Feb 1998 22:46:04 -0600
• Approved: tesla-at-stic-dot-net

----------
From:  Bert Hickman [SMTP:bert.hickman-at-aquila-dot-com]
Sent:  Thursday, February 19, 1998 9:04 AM
To:  Tesla List
Subject:  Re: BIG Capacitors

Tesla List wrote:
> 
> ----------
> From:  HomerLea-at-aol-dot-com [SMTP:HomerLea-at-aol-dot-com]
> Sent:  Thursday, February 19, 1998 12:07 AM
> To:  tesla-at-pupman-dot-com
> Subject:  Re: BIG Capacitors
> 
> In a message dated 98-02-18 15:40:06 EST, you write:
> 
> > > Does anyone know where I could obtain several capacitors (surplus or new)
> >  > rated at over 100uF and at a voltage of 18Kv or over. These caps will go
> > to
> >  > use as part of a circuit in a coil crush experiment.
> >
> Is there a reason that no one is suggesting to use several more reasonable and
> available caps in parallel like seven 14+ uf 20kv caps. I know using the older
> caps involves more weight (7x100 lbs) and space but the cost of a new 100uf
> 18kv cap would kill you almost at fast as "personally" discharging it.
> 
> jim heagy

Jim,

The only problem is interconnecting them to minimize overall inductance.
Otherwise, no problem - in fact, sharing the peak current (> 100,000 A
in some cases) among 2-4 caps is actually preferable. 

-- Bert --

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