[Public-List] Another engineering experiment

[Gordon Laco via Public-List]

Here in Canada we say ³hold my beer a minute will ya.....²


On 10/10/14 10:53 AM, "dan walker" <dsailormon at yahoo.com> wrote:

> brings up the old joke...what s the last thing the redneck said before
> dying---hey ya'll watch this!
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>   On Friday, October 10, 2014 10:32 AM, Rod via Public-List
> <public-list at lists.alberg30.org> wrote:
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> Sometimes the simplest solution is the best. ..... though it doesn't make for
> nearly as colourful a story (-:
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> Cheers,  Rod 
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> <div>-------- Original message --------</div><div>From: Gordon Laco via
> Public-List <public-list at lists.alberg30.org> </div><div>Date:10-10-2014  10:01
> AM  (GMT-05:00) </div><div>To: Alberg 30 Public List -- open to all
> <public-list at lists.alberg30.org> </div><div>Subject: [Public-List] Another
> engineering experiment </div><div>
> </div>I hope you don¹t mind another story....
> 
> Some years later, when I was 23 years old, and just out of university,  I¹d
> bought my Folkboat TOUCH WOOD.  I kept her out on a mooring and in short
> order discovered arranging to re charge her batteries was inconvenient.
> 
> It occurred to my friend Barry and I that if I had a wind powered electrical
> generator, the recharging issue would be solved.   Somehow we noticed that
> if one folded cardboard over the spokes of a bicycle wheel, one could end up
> with something that looks a lot like a jet engine¹s primary turbine.  Aha!
> We said to each other, perhaps we¹re on to something.  We discussed building
> a rig where the bike wheel/fan would drive my bike¹s wheel driven generator
> lighting kit.
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> Unfortunately, the day we did this, there was no wind.  We wanted to get an
> idea of what rpm the modified wheel would develop, and also how much drag
> the apparatus developed.  This later would have a bearing on what sort of
> mounting bracket we¹d have to build.  I should say at this point that my
> degree was in History, Barry¹s was in Mechanical Engineering.
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> We decided we¹d have to make our own wind for the experiment.   I owned a
> car, a rusty 72 Toyota 1200cc Corolla.  Barry got in the passenger seat
> holding the nuts of the bike wheel¹s axel out the window while I drove.  At
> 10mph the wheel spun hard and fast ­ loads of power.  I noticed he was
> having difficulty holding the nuts, so with a grin, punched up the speed to
> 30.   Now the wheel was really spinning, making a roaring sound, but Barry
> hung on despite the terrific gyroscopic forces he was describing to me.
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> Disasster struck when I slowed the car and turned.  The gyroscopic force
> resisted the turn and the wheel was torn out of Barry¹s fingers.  One hand
> was raked by the spokes as it flew off and bounded down the street...
> Luckily it didn¹t hit anyone nor a window or car.
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> I bought a second battery for the boat and got into a routine of exchanging
> them at the boat; charging the out¹ battery at home.
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> G
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> 
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