Re: Bleeder Resistor Calculation

["Tesla list" <tesla-at-pupman-dot-com>]

Original poster: "Crow Leader by way of Terry Fritz <twftesla-at-qwest-dot-net>" <tesla-at-lists.symmetric-dot-net>

Will you actually be running this capacitor at 100kV, or is that the sum of
the voltage raings in series? What is the capacitance of the capacitor you
are using? You can calculate the RC time constant with this data and see if
it makes sense for your application.

KEN
----- Original Message -----
From: "Tesla list" <tesla-at-pupman-dot-com>
To: <tesla-at-pupman-dot-com>
Sent: Friday, October 18, 2002 5:02 PM
Subject: Bleeder Resistor Calculation


> Original poster: "Jeremy Scott by way of Terry Fritz <twftesla-at-qwest-dot-net>"
<supertux1-at-yahoo-dot-com>
>
> Hi,
>
> I'm trying to calculate a value for an
> acceptible bleeder resistor array for
> my caps.
>
> My cap max voltage is 100KV
>
> I would like to use 30 10Mohm/1Watt
> resistors in series across it.
> (Cheaper than buying one big resistor)
>
> Would that work?
>
> My Calculations:
>
> 100,000V / 300,000,000 ohms = 1/3000
>
> 1/3000 * 100,000V = 33 Watts
>
> 33 Watts / 30 resistors = 1.1 Watt/Resistor
>
> Does this seem right?
>
> I don't want my resistors to overheat and explode.
>
>
>