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Re: Weird ideas
From: Mark S Graalman[SMTP:wb8jkr-at-juno-dot-com]
Sent: Saturday, December 06, 1997 8:11 AM
To: tesla-at-pupman-dot-com
Subject: Re: Weird ideas
Adam, you misunderstood my meaning. For
instance a car standing still with the engine
running is operating at ZERO efficiency.
Unless of course you're comparing idling
rpm's.
Mark Graalman TCBA #1399
On Fri, 5 Dec 1997 23:52:35 -0600 Tesla List <tesla-at-pupman-dot-com> writes:
>
>From: Adam[SMTP:absmith-at-tiac-dot-net]
>Sent: Friday, December 05, 1997 8:19 AM
>To: Tesla List
>Subject: Re: Weird ideas
>
>
>>From: Mark S Graalman[SMTP:wb8jkr-at-juno-dot-com]
>
>> Actually, IMHO there *really* is no such thing as
>>efficiency in a machine that draws power yet does
>>no actual work or provides no tangible benefits.
>> It really is work/fun input, fun output.
>
>Not true. Tesla coils draw a certain amount of power in, and
>discharge a
>certain amount of power out. However, the power output is not easily
>measured, so true electrical efficiency is not usually known.
>
>The real figure of merit for a Tesla coil is spark length vs. wallplug
>
>input power. In order to be a true gauge of performance, we would
>have
>to standardize the atmospheric conditions, but since this is not often
>
>controllable, we ignore it or comment vaguely about the humidity,
>etc...
>Also, spark length is measured point to point, alone a straight line,
>not
>along the actual path of the arc, which is quasi-fractal in nature,
>much
>like a coastline.
>
>It should also be noted that spark length vs. wallplug power is also
>frequency dependant, and higher frequency coils seem to have better
>ratios.
>
>-Adam
>
>--------------------------------------------------------------------------
>Adam Smith
>absmith-at-tiac-dot-net
>Epoch, Inc. Digital Music Project
>
>www.tiac-dot-net/users/absmith/ MP3 Demo Tracks Now
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