Pilots, is this some kind of game changer? Celera 500L

bpw

Well-known member
I know little about planes, but it seems very, very unlikely that they have managed to increase fuel efficiency by several multiples using existing tech.
 

auntiebling

megalomaniacal troglodyte
Staff member
it's existing tech yes with an unusual design. doesn't seem wildly optimistic and they're already flying test planes apparently. there's probably data behind the claims
 

GAJ

Well-known member
I know little about planes, but it seems very, very unlikely that they have managed to increase fuel efficiency by several multiples using existing tech.

They are comparing a very very fast prop plane to executive jets.

A prop plane with that much speed and range is a bit unusual in that class of plane I think.

I'm not a pilot, I just know a rich guy with a 6 passenger prop plane who will lust for this thing as I think his plane maxes out at around 300 mph and has a 1500 mile range IIRC.
 

msethhunter

Well-known member
Still in testing. We'll see.

Most people are afraid of props.

Over the mountains, at night, I'd rather have a second engine. There's a lot of mountains out west, there's also a lot of short mountains out east.

It's really ugly, and visibility out the front is going to be atrocious.
 

GAJ

Well-known member
Still in testing. We'll see.

Most people are afraid of props.

Over the mountains, at night, I'd rather have a second engine. There's a lot of mountains out west, there's also a lot of short mountains out east.

It's really ugly, and visibility out the front is going to be atrocious.

Yes, my friend has a 2 engine turbo prop.

If you are a pilot perhaps you can tell what it is.

Never mind, that's his other plane! :laughing

Don't have a photo of the two engine one.
 

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Killroy1999

Well-known member
I know little about planes, but it seems very, very unlikely that they have managed to increase fuel efficiency by several multiples using existing tech.

The 'weird' shape is probably a shape optimized for aerodynamics. Less power needed for the same speed, lighter, less fuel, ect. It's science.
 

msethhunter

Well-known member
Yes, my friend has a 2 engine turbo prop.

If you are a pilot perhaps you can tell what it is.

Never mind, that's his other plane! :laughing

Don't have a photo of the two engine one.

Depends on the year, but that's either a Piper Jet Prop (converted Malibu), or a Meridian. Very comfy turboprop single.

Look up a King Air, Piper Cheyenne and Cessna Conquest. Those are the most popular Twin Turboprops on the market.
 

Killroy1999

Well-known member
Yep. Look up "Laminar flow". The guy that designed the airplane is a well known aerodyanamicist.

I would hope that other air craft were also designed by a aerodynamicist that know what about laminar flow :laughing

I like the engineering elements:
-Pusher prop fills in the lower pressure behind the body
-No are brick for a wind shield
-No twisting of the wings by mounted engines.



Teh flying butt plug. I don't think that one's going to "fly."

Yeah its ugly. They need an Industrial Designer with some paint.
 
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wannabe

"Insignificant Other"
Yes, my friend has a 2 engine turbo prop.

If you are a pilot perhaps you can tell what it is.

Never mind, that's his other plane! :laughing

Don't have a photo of the two engine one.



Your friend is a baller. I could only afford a Cessna 172. I always dreamed of being able to afford a Pilatus like the one in your friend's picture.
 

cfives

Well-known member
If the article is correct in that it consumes 8 times less fuel than a normal jet airplane, that would be a game changer! I just find it hard to believe that it can generate 7 times the fuel that a normal plane would consume, over the same distance.
 
640px-Yak-52_with_V12_the_diesel_RED_A03_engine_%289812947173%29.jpg

liquid-cooled V12 twin six-cylinder German-built RED A03 engine ...

cool engine ... :thumbup

Aircraft diesel engine
The aircraft diesel engine or aero diesel is a diesel-powered aircraft engine. They were used in airships and tried in aircraft in the late 1920s and 1930s, but never widely adopted beyond this.

Their main advantages are their excellent specific fuel consumption, the reduced flammability and somewhat higher density of their fuel, but these have been outweighed by a combination of inherent disadvantages compared to gasoline-fueled or turboprop engines.

The ever-rising cost of avgas and doubts about its future availability[1] have spurred a resurgence in aircraft diesel engine production in the early 2010s.

think I read the RED A03 is almost like having two engines, because it can run on six cylinders? :dunno

cool Celera 500L airplane, too, thanks for the link ... :ride
 
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