<VV> Electric cooling fan results

[Ron]

...and build it for almost nothing...

RonH

----- Original Message ----- 
From: "Bill Hubbell" <whubbell at umich.edu>
To: <virtualvairs at corvair.org>
Sent: Sunday, July 29, 2007 6:38 PM
Subject: RE: <VV> Electric cooling fan results


> Actually, my recent purchase of a 2007 Honda Civic Hybrid leads me to 
> think
> there might actually be an electric motor set-up that could work on a
> Corvair - sort of.
>
> You see, the Civic Hybrid air conditioner features a hybrid compressor 
> that
> is powered by both the engine and the motor. When the engine is in Idle 
> Stop
> mode the compressor is powered by the motor; if rapid cooling is required 
> it
> is powered by the engine and motor combined. When the temperature is 
> stable
> it runs off the motor alone.
>
> Now, imagine using something like this to power the Corvair blower.  At 
> low
> speeds, it would run off the electric motor, as speed picks up, the
> belt-drive would be activated and the engine would take over the job of
> driving the blower.
>
> Now, if we could just get somebody to design it...
>
> Bill Hubbell
>
>
> -----Original Message-----
> From: virtualvairs-bounces at corvair.org
> [mailto:virtualvairs-bounces at corvair.org] On Behalf Of Sethracer at aol.com
> Sent: Sunday, July 29, 2007 4:21 PM
> To: ronh at owt.com; mfrancis at wi.rr.com; virtualvairs at corvair.org;
> fastvair at yahoogroups.com
> Subject: Re: <VV> Electric cooling fan results
>
>
> In a message dated 7/29/2007 11:59:27 AM Pacific Daylight Time, 
> ronh at owt.com
>
> writes:
>
>
> Looks like the results are just what one would expect from the design
> information.  I noticed that that electric fan car didn't participate in
> any
> of the tours at the Portland meet and that said a lot all by itself.
>
> RonH
>
> Unfortunately, Ron, that is the same "empirical" evidence that caused all
> the
> differences in "opinion" that the scientific evidence of the instrumented
> tests finally put to rest. It doesn't matter if "it worked for me once" or
> "it
> didn't work for me once". What matters is that the tests showed that, on a
> stock
> engine, the proposed design couldn't cool enough to keep up with the heat
> input - at more than about 40 mph. Not to mention hills or other heavy
> loads. The
> electric fan I am looking for, and I know there are several others who 
> would
>
> be interested in it, would be a motor drive that would spin the stock fan
> (or
> a re-designed mechanical fan) at the optimum RPM for cooling. It would 
> have
> to
> do that without adding too much weight - BUT - it would only have to do it
> for about 5 minutes at a time (Think an autocross run or two). I also
> wondered
> whether another gas motor - small, maybe something like a weed eater or
> chain
> saw, could power the fan at the optimum speed - or close enough. Now, that
> would attract some attention. Before beginning your runs, you walk around 
> to
> the
> rear and pull-start your cooling fan drive engine. Or, better yet, have a
> starter drive sticking up through the deck lid and use a wireless impact
> wrench to
> start it. Cool! - Seth Emerson
>
>
>
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