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Re: Reflections in Power Transfer



Subject:     Re: Reflections in Power Transfer
      Date:  Wed, 14 May 1997 21:09:38 -0800
      From:  Greg Leyh <lod-at-pacbell-dot-net>
        To:  Tesla List <tesla-at-pupman-dot-com>
References: 
           1


Malcolm Watts wrote:

> > True, it does change wrt time, but wouldn't the streamer start out at
> > a high Z, with Z decreasing as power is pumped into it, until the point
> > of maximum power xfer is reached?  Beyond that point, the spark power
> > would start decreasing, until its Z rose back towards the point of
> > max pwr xfer.
> >
> > -GL
> 
> I agree with what you say regarding streamer Z. But considering that
> the current is changing continuously, so is the terminating impedance
> and it must be changing sinusoidally I think. Is there some way then
> we can minimize loaded VSWR and get the energy out in one cycle?
>     I guess the point of my bit was to understand why the thing still
> rings and I'm sure the mismatch is the element at work.
> 
> Any other thoughts welcomed,
> Malcolm


Do you think that the streamer impedance can change as fast as 
the current in the sinusoidal waveform?

_GL