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

Steve Slay snslay at swbell.net
Fri Sep 2 23:28:08 UTC 2005


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.
>
>
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