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Old January 8th 06, 11:54 PM posted to rec.aviation.owning
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Default Engine technology. Was: ANNUAL, 2005 Redux...

"Capt. Geoffrey Thorpe" The Sea Hawk at wow way d0t com writes:

I keep hoping that someone somehow will figure out a way to move
some of the massive tecnology improvements we use (and ignore) daily
in our cars into the fleet; but I sure don't know what that route
is...


The technology got into cars because the government mandated fuel economy
and emission improvements. It shouldn't be hard to figure out what it will
take to get it into aircraft.


Yes, this was the biggest push. But I believe once Detroit started
hiring EE's [they literally had ME's doing EE work for years...]
and got them into sync with the environment...[rotten power supply,
with 65V spikes seconds long, horrid temp & vibration issues, vicious
reliability demands, and oh, a NTE $0.25 price point...] they've NOW
gone a LONG way farther and continue to. That's because they have hungry
competitors who will not let them rest.

In any case, there are exactly two things "wrong" with aircraft engines. The
spark timing is fixed and the mixture control is in the hands of the pilot.
And you can't do anything about the first problem until you fix the second.


Agreed. They need what cars have had for years: FADEC's with one
lever power control.

FWIW, I write algorithms that do air fuel control and diagnostics at one of
the larger automobile manufacturers.


Then you know far more about this than greasy-knuckle folks like moi.

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