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Re: single vs two phase



Original poster: "rheidlebaugh by way of Terry Fritz <twftesla-at-qwest-dot-net>" <rheidlebaugh-at-zialink-dot-com>

Your math is correct, The sum of + 110 and -110 is  zero and the current is
infinity when you short them together. As an electrician we try to keep them
appart so the voltage is the differance and current is zero. That is safer.
  Robert  H

> From: "Tesla list" <tesla-at-pupman-dot-com>
> Date: Mon, 07 Jan 2002 21:45:18 -0700
> To: tesla-at-pupman-dot-com
> Subject: Re: single vs two phase
> Resent-From: tesla-at-pupman-dot-com
> Resent-Date: Mon, 7 Jan 2002 22:18:39 -0700
> 
> Original poster: "davep by way of Terry Fritz <twftesla-at-qwest-dot-net>"
> <davep-at-quik-dot-com>
> 
> Tesla list wrote:
> 
>> Original poster: "Peter Lawrence by way of Terry Fritz
>> <twftesla-at-qwest-dot-net>" <Peter.Lawrence-at-Sun-dot-com>
> 
>> dwp,
>> you are doing your arithmetic incorrectly.
> 
> I'm not.  (hint:  I get paid to do electrical engineering...)
> 
>> Voltage is also call "potential difference" - because you difference,
>> IE subtract, potentials to find voltage, not "add" them as you did.
> 
> Fine.  Set up a scope with differential probes and difference
> up from either hot line... to the other.
> 
> Or think about the DC form, which is the origin of this scheme.
> 
> best
> dwp
> 
> 
>> EG the voltage bewteen +110 and -110 is  +110  -  -110  = 220.
> ===========================================================================
>>> In that case, how is 220VAC available?
>>> If one be '+' 110 and one be '-' 110, then the sum
>>> be zero.
>>> 
>>> best
>>> dwp
> 
> 
>