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Aviation Thread - News, facts, questions, photos, videos, etc.

Started by Taaroa, June 04, 2017, 09:15:23 AM





pate

Quote from: Uncle Duke on November 13, 2020, 07:13:49 AM

https://youtu.be/GvVlH0eXIV8

C-130s Superloop

Nice birds those.  I think this is from the same event:


https://youtu.be/0d5Uy4YHNuc

They can do a short landing too.  I recall vividly the first one I witnessed from the ground in the 'stan on a dusty airstrip.  I thought the thing had crashed, the audio does not do the noise of that justice in the video...

-p




albrecht

Quote from: Taaroa on November 22, 2020, 11:10:35 PM
Qantas celebrates centenary with release of 'very rare' Empire flying boat film reel
https://www.abc.net.au/news/2020-11-15/qantas-celebrates-centenary-with-bygone-era-flying-boat-film/12881604


Pretty nice find, too bad not longer.

Flying long routes over water I some times wonder "why don't we still have seaplanes?" Then I draw shark fins in the water of the aircraft safety card and ask the stewardess for another cocktail.

Uncle Duke

Quote from: albrecht on November 23, 2020, 05:26:43 PM
Pretty nice find, too bad not longer.

Flying long routes over water I some times wonder "why don't we still have seaplanes?" Then I draw shark fins in the water of the aircraft safety card and ask the stewardess for another cocktail.

Seaplanes were used back then because there weren't enough long runways around the world to operate the larger, underpowered aircraft of the day.  A long, open stretch of protected water was perfect for seaplanes, however.  Those aircraft were never designed to land on the open sea, although admittedly they were better suited to do so than a land plane.  Seaplanes went away after WWII due the numbers of surplus transport aircraft available and the thousands of runways/airfields built the world over during the war.

https://www.flyingboatmuseum.com/

Next time you are in Ireland (and assuming it's open), check out this Irish museum.  It's not far from Shannon Airport, and where Irish coffee was invented

albrecht

Quote from: Uncle Duke on November 23, 2020, 09:05:57 PM
Seaplanes were used back then because there weren't enough long runways around the world to operate the larger, underpowered aircraft of the day.  A long, open stretch of protected water was perfect for seaplanes, however.  Those aircraft were never designed to land on the open sea, although admittedly they were better suited to do so than a land plane.  Seaplanes went away after WWII due the numbers of surplus transport aircraft available and the thousands of runways/airfields built the world over during the war.

https://www.flyingboatmuseum.com/

Next time you are in Ireland (and assuming it's open), check out this Irish museum.  It's not far from Shannon Airport, and where Irish coffee was invented
Looks nice. Not sure why I never saw it. Also the place of the first "free trade zone." (Not really- AT ALL- but they claim it using some leeway and parsing terms.)

Of course what you are saying makes perfect sense. In addition to more modern aircraft and capabilities. But the ability to land on water seems so cool. I never had done. A 'crash' here recently was not so. It was a water lander. Apparently legal? Hard to believe considering the lake (a damned river with cliff on one-side and our golf course on other!) And a big bridge. And series of dams forming our series of lakes. 

https://www.kxan.com/news/local/austin/did-a-plane-crash-near-the-360-bridge-heres-what-happened/

https://cbsaustin.com/news/local/small-plane-reportedly-crashes-in-the-water-near-pennybacker-bridge




K_Dubb

Not really flying boats exactly but those Soviet ekranoplanes might give some idea of how a modern version might look.  Horrible old things, I think they're awesome.


Dr. MD MD

Quote from: K_Dubb on November 23, 2020, 09:54:10 PM
Not really flying boats exactly but those Soviet ekranoplanes might give some idea of how a modern version might look.  Horrible old things, I think they're awesome.



Looks like something that came off the Nostromo:


albrecht

Quote from: Dr. MD MD on November 23, 2020, 09:58:59 PM
Looks like something that came off the Nostromo:







Look at above links! Some craft went down n up by your man Rogan's new house on the lake! Not that big. But weird. And legal? It is a tight spot with boaters, golfers, folks fishing. And houses n bridge. And dams.

K_Dubb

I suppose that is a tiny flying boat!  The layout looks like something from WWI except it's not a biplane.


Dr. MD MD

Quote from: albrecht on November 23, 2020, 10:22:13 PM

Look at above links! Some craft went down n up by your man Rogan's new house on the lake! Not that big. But weird. And legal? It is a tight spot with boaters, golfers, folks fishing. And houses n bridge. And dams.

My man? I don’t know him and really prefer his more honest buddy, Alex Jones.

albrecht

Quote from: K_Dubb on November 23, 2020, 10:38:28 PM
I suppose that is a tiny flying boat!  The layout looks like something from WWI except it's not a biplane.




Awesome. Takk for the pic and find. Local news dropped it.

albrecht

Quote from: Dr. MD MD on November 23, 2020, 10:42:29 PM
My man? I don’t know him and really prefer his more honest buddy, Alex Jones.


Loosen up. A bit. Alex's not there but he was there. And old place was, sorta, I think wilth old (wife.) ? I forget.. Texe Marrs RIP was further up but on creek side not lake. But very nice.

Dr. MD MD

Quote from: albrecht on November 23, 2020, 10:52:20 PM

Loosen up. A bit. Alex's not there but he was there. And old place was, sorta, I think wilth old (wife.) ? I forget.. Texe Marrs RIP was further up but on creek side not lake. But very nice.

Sorry, bro but the fear of imminent communism makes my sphincter pucker like nobody’s business. Loosening really isn’t an option right now. In fact, tightening is required. ;)

Taaroa

https://twitter.com/ryankakiuchan/status/1330911344678240256

Quote from: albrecht on November 23, 2020, 05:26:43 PM
Flying long routes over water I some times wonder "why don't we still have seaplanes?" Then I draw shark fins in the water of the aircraft safety card and ask the stewardess for another cocktail.

Just taking a guess here, but in addition to what Duke said: flying boats are presumably less aerodynamic (ie slower and burn more fuel), a lot of people are fearful of any kind of prop plane, seawater is extremely nasty to aircraft and so seaplanes require a lot of extra maintenance and cleaning, different licencing different to land or seaplanes in addition to a boat licence), and a lot of people would whine about prime waterfront property being cluttered up by aircraft and their supporting infrastructure. There are a couple of modern military flying boats though (China, Japan, and Russia all make them iirc), with the Be-200 probably being what a modern flying boat airliner would look like:


Uncle Duke


https://youtu.be/afRRU455UDg

The last flying boat designed as a passenger carrying airliner. Beautiful aircraft, but presenting a capability that was already obsolete.

albrecht

Quote from: Taaroa on November 24, 2020, 07:57:17 AM
https://twitter.com/ryankakiuchan/status/1330911344678240256

Just taking a guess here, but in addition to what Duke said: flying boats are presumably less aerodynamic (ie slower and burn more fuel), a lot of people are fearful of any kind of prop plane, seawater is extremely nasty to aircraft and so seaplanes require a lot of extra maintenance and cleaning, different licencing different to land or seaplanes in addition to a boat licence), and a lot of people would whine about prime waterfront property being cluttered up by aircraft and their supporting infrastructure. There are a couple of modern military flying boats though (China, Japan, and Russia all make them iirc), with the Be-200 probably being what a modern flying boat airliner would look like:


Rumors that the Saudis and Israel were meeting about Iran. I heard some report that Trump wanted some action also after the latest reports with regard to their nuclear program. But, then again, supposedly we are returning troops from the region. But I wonder about that test....
Yeah, except for small ones in places like Alaska etc the big, passenger sized seaplanes probably don't much sense. I could see, no pun intended, a small passenger seaplane maybe could work around the Caribbean and some of the smaller or private islands maybe.



albrecht

Quote from: Uncle Duke on November 24, 2020, 09:12:03 AM

https://youtu.be/afRRU455UDg

The last flying boat designed as a passenger carrying airliner. Beautiful aircraft, but presenting a capability that was already obsolete.
Wow. That would be a cool ride and nice amenities!  I could a seaplane being marketed back in the day as a 'safety measure' when things weren't as perfected, though wouldn't be pitched as such, even though as you mention in a high seas I reckon they would crash like a normal plane.

Some say it was the deregulation. Others say the safety restrictions and bad financial management. Either way it wasn't that long ago when flying was fun and even luxurious. Still is on some carriers, mostly foreign, but you pay for it (or get your company to pay for it.) For the average person air travel sucks, even pre-CoronaChan -not something for which to look forward.

Taaroa

Quote from: albrecht on November 24, 2020, 02:32:26 PM
Yeah, except for small ones in places like Alaska etc the big, passenger sized seaplanes probably don't much sense. I could see, no pun intended, a small passenger seaplane maybe could work around the Caribbean and some of the smaller or private islands maybe.
They're used extensively commercially in Alaska/Canada, and the Maldives (where they use Twin Otters for domestic travel). Paspaley Pearls also has a small fleet of Grumman Mallards they use to transport their employees and occasional charter.
There used to be operations done out of Miami by Chalk's until there was an extremely bad crash that killed 20 people in 2005.
Otherwise you just get small tourist kind of stuff, like to the Horizontal Falls or around Sydney.


https://www.youtube.com/watch?v=QWAfCzViVl8


https://www.youtube.com/watch?v=tA6ItoZLqEk

Hog

Quote from: pate on November 16, 2020, 10:02:09 PM
Nice birds those.  I think this is from the same event:


https://youtu.be/0d5Uy4YHNuc

They can do a short landing too.  I recall vividly the first one I witnessed from the ground in the 'stan on a dusty airstrip.  I thought the thing had crashed, the audio does not do the noise of that justice in the video...

-p
Even the older 4 bladed C130s can do a short landing as evidenced by them landing on USS  Forrestal.  In October and November 1963, a USMC KC-130F (BuNo 149798), billed to the US Naval Air Test Center, made 21 unarrested landings and take-offs on the USS Forrestal at a number of different weights

They gradually started off at 80,000 pounds and then worked their way up to 125,000 pound gross weight landings/takeoffs simply by increasing the fuel load.  No arresting wires nor launching catapult were used.  Takeoffs brought all engines to takeoff power then releasing the brakes.  Landing entailed getting the wheels on the deck and then revering thrust via changing the prop pitch.


https://youtu.be/ar-poc38C84

I remember actually feeling a thud in the ground when the Hercs would land. 

peace
Hog


Hog

Quote from: Taaroa on November 12, 2020, 11:17:35 AM
https://twitter.com/jamie_aviacom/status/1325729840952127489

Excellent video. That is an excellent visual representation of the very dynamic atmospheric conditions that aircraft must deal with esp.when low and slow.  It's a very important regime where you dont want engines losing power/flaming out.

Ive always been interested in the F-15's intake doors, never seen it before until your vid.  I then did a search and found this over at quora. 

If I'm correct, we don't get to see the post engine fire off. No doubt just using Bleed air from the starboard engine.
A YouTube commentor in reference to the sounds that occur at timestamp 0:46 of the video "I love that sound the JFS makes when the AMAD is coupled!!  Like music to my ears."


Well, AMAD=Airframe Mounted Accessory Drives
Left & Right Airframe Mounted Accessory Drives (AMADs)
Honeywell PN 386706/4-4-1
• AMAD is bolted to each engine and routes power from the CGB
during start to the engine itself
• Each AMAD sustains various hydraulic systems, namely the utility
hydraulic pump, primary control (PC) hydraulic pump and integrated
drive generator (IDG)

and

JFS=Jet Fuel Starter (JFS)
Honeywell (Garrett) PN 384238-7-1, PN 384238-8-1
• The Jet Fuel Starter (JFS) is a scaled down jet engine
(Auxuliary Power Unit)
• The JFS is spun by a hydraulic motor powered by the
two hydraulic accumulators


Video of an F-15C startup, at 0:46 the JFS lights up as the AMADs engage thus causing the hydraulic system to pressurize as the engine spools up.  I wish we got to see the port engine light-up.

https://youtu.be/un0a0DBxX5A

The F-14 had 3 doors that, as the jet accelerated would gradually reduce the intake airflow.  The Navy requirement for the F14 was Mach 2.4.  Apparently during development, with the doors under manual control via test equipment the backseater(RIO) was able to adjust the intake ramps in such a manner that Mach 2.38 was attained in level flight.  Obviously early development/slick aircraft are capable of much better performance than weapon/sensor laden aircraft in operational dress. 


peace
Hog

Uncle Duke

Quote from: Hog on December 05, 2020, 10:43:28 AM
Even the older 4 bladed C130s can do a short landing as evidenced by them landing on USS  Forrestal.  In October and November 1963, a USMC KC-130F (BuNo 149798), billed to the US Naval Air Test Center, made 21 unarrested landings and take-offs on the USS Forrestal at a number of different weights

They gradually started off at 80,000 pounds and then worked their way up to 125,000 pound gross weight landings/takeoffs simply by increasing the fuel load.  No arresting wires nor launching catapult were used.  Takeoffs brought all engines to takeoff power then releasing the brakes.  Landing entailed getting the wheels on the deck and then revering thrust via changing the prop pitch.


https://youtu.be/ar-poc38C84

I remember actually feeling a thud in the ground when the Hercs would land. 

peace
Hog


https://youtu.be/1Y1IeV98Ul8

Ever see this, Hog?  It would have been used as part of Honey Badger. 


pate

Quote from: Walks_At_Night on December 07, 2020, 11:01:35 PM
Texan in a parachute nails a Zero pilot in the head with his .45!?!
...

That is awesome, "Don't mess with Texas."  My dad was born a Texas native, so as a Proud Missourian I think I can say that.

I love the 1911 .45, I don't care what AI sez.

-p

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