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February 2020

system

So… it’s a turboprop.

1 reply
February 2020 ▶ system

system

A fixed-pitch turboprop?

1 reply
February 2020 ▶ system

system

yep.

1 reply
February 2020 ▶ system

system

More like a nostalgic “ducted fan.”

4 replies
February 2020 ▶ system

system

No, it is a high bypass turbofan. A Venn diagram would bring performance parameters together in the middle, but is not a ducted fan and not “a fixed pitch turbopro.”

February 2020 ▶ system

system

Paul:
Agreed. My humor was too opaque.
Now that we have geared engines, the next step may be variable-pitch fans. That will make for an interesting hub…

February 2020

system

All humor aside, if “it” gets the claimed 25% reduction in fuel consumption then “it” signals that electric airliners just lost any chance to compete.

February 2020 ▶ system

system

Not so sure about that, Mark.
My impression is that this Electric Airliner fervor is about Green - not the dollars kind; the “save the planet” kind. It has become its own objective - end and means.
But I’ve been wrong before, so we’ll see…

February 2020

system

YARS been wrong? Never! ?

1 reply
February 2020 ▶ system

system

Happens every day. Just ask my wife.