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[aprssig] Gensets [was] New Orleans APRS digi still on the air

KC2MMi kc2mmi at verizon.net
Sat Sep 3 01:38:52 UTC 2005


Steve, the generator assembly "obviously" would have to stay dry. But the
diesel engine itself can run totally submerged.  I shouldn't have said
"genset" in that context.

----- Original Message ----- 
From: "Steve Slay" <snslay at swbell.net>
To: "KC2MMi" <kc2mmi at verizon.net>; "TAPR APRS Mailing List"
<aprssig at lists.tapr.org>
Sent: Friday, September 02, 2005 7:28 PM
Subject: Re: [aprssig] Gensets [was] New Orleans APRS digi still on the air


> WOW!!!!!
>
>
> Think about what you are saying.
>
> Sure the diesel engine can run under water, but do you really what to run
an
> AC electric generator under water?
>
> I still believe water and electricity don't mix!
>
> Steve Slay
> KC5MVY
>
> Once again, Albert was right!
>
> "Only two things are infinite, the universe and human stupidity, and I'm
not
> sure about the
> former."    Albert Einstein
>
>
>
>
> ----- Original Message ----- 
> From: "KC2MMi" <kc2mmi at verizon.net>
> To: <aprssig at lists.tapr.org>
> Sent: Friday, September 02, 2005 11:11 AM
> Subject: [aprssig] Gensets [was] New Orleans APRS digi still on the air
>
>
> > Ray-
> > <A generator that's buried under floodwater isn't going to be much use.>
> > Actually, you can. A diesel genset can run underwater because there is
no
> > ignition system. That's one reason diesel engines are popular on boats.
If
> > you snorkel the air intake and exhaust above water level, and the oil
fill
> > has been secured, the engine is quite happy to run while submerged. Not
> > forever and not at the bottom of the sea, but for quite a long time
> > totally
> > submerged.
> >
> > <You absolutely *MUST* treat your stored gas with fuel
> > stabilizer!  >
> > That applies to diesel, too. Gasoline has a design life of about 90
days,
> > but there are often 40-60 ingredients in it including gasses like butane
> > that do boil out or go sour at room temperature. Any lawn-mower shop or
> > outboard engine shop can tell you, you must "pickle" the gas with
> > Stabiliant(TM) or other treatments over the winter. And run the fuel
> > intake
> > dry in order to clean it out whenever you shut it down.
> > Diesel needs a similar product, because algae and "critters" grow at the
> > fuel/water interface and diesel always gets contaminated with water,
> > especially if condensation occurs in the tank. Diesel is less likely to
> > clog
> > because of the fuel injection system being closed.
> >
> > And that leaves natural gas, which burns clean and doesn't have these
> > problems--but then you need a gas line or storage of explosive bottled
> > gas.
> > For casual users, diesel is probably the best solution since it is
safest
> > to
> > store. For home users who expect their natural gas lines won't be
ruptured
> > (no floods, no earthquakes) the ng gensets are probably the best. But
> > gasoline? Strictly for very short term users who'll use it infrequently.
> > Especially since the first thing that goes out in a blackout is the
power
> > for the gasoline pumps, so what you have is all you'll have.
> >
> > If I had any room for a tower/antenna and wanted reliable emergency
power,
> > I think I'd use a wind generator on the tower. Not such a bad
alternative
> > when you consider the fuel storage problems.
> >
> >
> > _______________________________________________
> > aprssig mailing list
> > aprssig at lists.tapr.org
> > https://lists.tapr.org/cgi-bin/mailman/listinfo/aprssig
>





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