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babyeatingpsychopath
Oct 28, 2000
Forum Veteran


vessbot posted:

Still not sure if you guys are mocking or agreeing with "certified" and "certificated" having a meaningful difference. Hope it was the former, as I'm not seeing any.

So back when the airplane was first designed and built, it was built to a specific set of criteria. This design was certified by the FAA on a document called the "type certificate data sheet." Every aircraft produced after that is made to that design. The FAA supplies a certificate saying that "if this aircraft continues to be maintaned and operated as per the TCDS, then it remains certified." That's what "certificated" means. The FAA isn't certifying every single aircraft that's produced, they're providing a certificate that says that everyone will comply to the TCDS during maintenance.

If you do NOT comply with the TCDS (like by putting in a different engine), then you lose that certificate. You are no longer certificated. You can apply to the FAA to get a different certificate, such as experimental, that still lets you do stuff, but you are not "certificated" in the sense that all your mods comply with the TCDS.

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e.pilot
Nov 20, 2011

sometimes maybe good
sometimes maybe shit

vessbot posted:

Still not sure if you guys are mocking or agreeing with "certified" and "certificated" having a meaningful difference. Hope it was the former, as I'm not seeing any.

get a load of this cerfiticated buzzkill

hobbesmaster
Jan 28, 2008

PCjr sidecar posted:

Yes, per the cold war thread going to 8-4 you’d have to do a lot of reengineer too much to be worth it.

The main thing iirc is that the B-52 has a relatively dinky rudder because losing 1/8 engines is not a particularly great thrust asymmetry.

vessbot
Jun 17, 2005
I don't like you because you're dangerous

babyeatingpsychopath posted:

So back when the airplane was first designed and built, it was built to a specific set of criteria. This design was certified by the FAA on a document called the "type certificate data sheet." Every aircraft produced after that is made to that design. The FAA supplies a certificate saying that "if this aircraft continues to be maintaned and operated as per the TCDS, then it remains certified." That's what "certificated" means. The FAA isn't certifying every single aircraft that's produced, they're providing a certificate that says that everyone will comply to the TCDS during maintenance.

If you do NOT comply with the TCDS (like by putting in a different engine), then you lose that certificate. You are no longer certificated. You can apply to the FAA to get a different certificate, such as experimental, that still lets you do stuff, but you are not "certificated" in the sense that all your mods comply with the TCDS.

I ctrl+f'ed both versions of the word in the Cessna 172 TCDS and they both appear an equal number of times, all in the same context. It does not appear to distinguish between individual and collective evaluation for the standard. Also, part 61 calls flight instructors "certificated," to which the difference clearly doesn't apply.

Ola
Jul 19, 2004

slidebite posted:

Why did they never upgrade the 52s to turbofans? Was it just because the AF has such an ungodly number of turbojets engines in inventory?

At some point someone said there was "not enough thrust in Christendom", but in the case of the B-52 there was "not enough Christendom in thrust".

FuturePastNow
May 19, 2014


The B-52 also has those little outrigger landing gear in the middle of two of its engine pairs and any new engine pod has to accommodate that.

Edit: actually I wasn't remembering the design right (I had the B-47 pictured in my head lol), the outriggers aren't in the pod, but outboard. But I think the problem there is that the wing droops so low a large-diameter engine on the outer position might hit the ground? There's some problem that involves that design.

FuturePastNow fucked around with this message at 01:44 on Feb 28, 2021

Woolwich Bagnet
Apr 27, 2003



The only way the B-52 gets new engines is a US manufacturer of engines (like GE) needing a colossal bail out. Short of that I doubt it's happening.

hobbesmaster
Jan 28, 2008

Minnesota Mixup posted:

The only way the B-52 gets new engines is a US manufacturer of engines (like GE) needing a colossal bail out. Short of that I doubt it's happening.

Imagine I posted the Pratt and Whitney eagle except one wing is on fire.

I would blow Dane Cook
Dec 26, 2008
AC-747

madeintaipei
Jul 13, 2012

Minnesota Mixup posted:

The only way the B-52 gets new engines is a US manufacturer of engines (like GE) needing a colossal bail out. Short of that I doubt it's happening.

Losers-out contract. Whichever company successfully re-engines B-52s and uses them to bomb the other manufacturer out of business wins. Might actually give the Eurofighters and F-22s something to do in the meantime.

I would blow Dane Cook
Dec 26, 2008
Do you like mould?

https://www.thesun.co.uk/travel/14164074/abandoned-thomas-cook-planes/

in a well actually
Jan 26, 2011

dude, you gotta end it on the rhyme


Finally, some culture on a Thomas Cook property.

hobbesmaster
Jan 28, 2008


quote:

Fuel was left in engine tanks, trash compactors found full, and the neglected cabin floors strewn with rubbish, pillows and blankets.

So were their creditors negligent or is this some kind of insurance scam

Godholio
Aug 28, 2002

Does a bear split in the woods near Zheleznogorsk?
Mold traveling down a loving seat belt. Ugh. What the gently caress is it eating?

PainterofCrap
Oct 17, 2002

hey bebe



slidebite posted:

Why did they never upgrade the 52s to turbofans? Was it just because the AF has such an ungodly number of turbojets engines in inventory?

As FuturePastNow beat me on, part of it was that most anything built in the last sixty years with sufficient thrust has a larger diameter and would drag down the runway, unless they installed shopping-cart wheels or something similarly Wile E. Coyote under the fan casings to prevent unplanned disassembly of the outer units.

Also don't they have warehouses full of spare TF-33s?

PainterofCrap fucked around with this message at 03:32 on Feb 28, 2021

in a well actually
Jan 26, 2011

dude, you gotta end it on the rhyme

I think the stock of tf33s is dwindling; approaching year twenty of operation bomb useless dirt is putting a lot of hours on the fleet

Midjack
Dec 24, 2007



Godholio posted:

Mold traveling down a loving seat belt. Ugh. What the gently caress is it eating?

Everything on a passenger airplane is gross as hell, food residue and passenger secretions all over them. Plus when TC folded anyone who would maintain the plane just walked away because nobody was getting paid and the creditors didn’t think to send anyone to safeguard the asset.

e.pilot
Nov 20, 2011

sometimes maybe good
sometimes maybe shit
One the the 767s I fly is an ex TC bird :3:

azflyboy
Nov 9, 2005

hobbesmaster posted:

So were their creditors negligent or is this some kind of insurance scam

It probably depends on exactly who owned the airplanes.

If they were owned by a leasing company, they'd probably have been sent somewhere for storage and/or parting out, but if the airline owned them or there was some kind of complex holding/shell company stuff involved, I can easily see a bankruptcy court leaving them sitting wherever they last landed until the situation with the creditors got sorted out.

I would blow Dane Cook
Dec 26, 2008

e.pilot posted:

One the the 767s I fly is an ex TC bird :3:

How's the mould?

e.pilot
Nov 20, 2011

sometimes maybe good
sometimes maybe shit

ripped out with the rest of the interior I'd assume

priznat
Jul 7, 2009

Let's get drunk and kiss each other all night.
On the plus side they can blow them all up for Tenet 2!

Humphreys
Jan 26, 2013

We conceived a way to use my mother as a porn mule


This is way too awesome to miss

https://www.youtube.com/watch?v=bEzbim8peGU

CommieGIR
Aug 22, 2006

The blue glow is a feature, not a bug


Pillbug

PCjr sidecar posted:

I think the stock of tf33s is dwindling; approaching year twenty of operation bomb useless dirt is putting a lot of hours on the fleet

IIRC they have a factory now doing net new TF33s.

I remember that it was a pain to get them for the JSTARS because they'd pull an engine from the system only to find out it was out of spec on a bench run.

Jimmy Carter
Nov 3, 2005

THIS MOTHERDUCKER
FLIES IN STYLE
making a missile truck out of a 747 was apparently considered for a period of time, and it would not surprise me if Boeing tried to squeeze a few more years out of the 747-8 line by pitching it as a replacement for the B-52 only to be turned down because NOT ENOUGH STEALTH

smackfu
Jun 7, 2004

We were out hiking today and a couple of small planes flew over us fairly low and on parallel close tracks. I don’t recall seeing that before. Think they were just playing around?

CommieGIR
Aug 22, 2006

The blue glow is a feature, not a bug


Pillbug

Jimmy Carter posted:

making a missile truck out of a 747 was apparently considered for a period of time, and it would not surprise me if Boeing tried to squeeze a few more years out of the 747-8 line by pitching it as a replacement for the B-52 only to be turned down because NOT ENOUGH STEALTH



.....that's a lot of rotary launchers.

Godholio
Aug 28, 2002

Does a bear split in the woods near Zheleznogorsk?

Jimmy Carter posted:

making a missile truck out of a 747 was apparently considered for a period of time, and it would not surprise me if Boeing tried to squeeze a few more years out of the 747-8 line by pitching it as a replacement for the B-52 only to be turned down because NOT ENOUGH STEALTH



There are a bunch of missiles designed to hit big fat non-maneuvering targets, and they are generally longer-ranged than an AMRAAM. So that 747 can be targeted long before it gets in range to launch its own missiles.

Elviscat
Jan 1, 2008

Well don't you know I'm caught in a trap?

Jimmy Carter posted:

making a missile truck out of a 747 was apparently considered for a period of time, and it would not surprise me if Boeing tried to squeeze a few more years out of the 747-8 line by pitching it as a replacement for the B-52 only to be turned down because NOT ENOUGH STEALTH



If a B-747 is ever made it must launch all ordinance from from the open nose.

Scam Likely
Feb 19, 2021

747 CAS. How big of a GAU can you fit into one?

goatsestretchgoals
Jun 4, 2011

120mm Gatling gun when

Nebakenezzer
Sep 13, 2005

The Mote in God's Eye

Its Happening! posted:

747 CAS. How big of a GAU can you fit into one?

I'm picturing a honeycomb-style structure with unguided rockets

hobbesmaster
Jan 28, 2008

Godholio posted:

There are a bunch of missiles designed to hit big fat non-maneuvering targets, and they are generally longer-ranged than an AMRAAM. So that 747 can be targeted long before it gets in range to launch its own missiles.

I would assume those are all JASSMs or something so it’ll potentially be 1000miles away?

CommieGIR
Aug 22, 2006

The blue glow is a feature, not a bug


Pillbug

Nebakenezzer posted:

I'm picturing a honeycomb-style structure with unguided rockets



I just imagine the plane flying into its own falling rockets.

Cojawfee
May 31, 2006
I think the US is dumb for not using Celsius

CommieGIR posted:

I just imagine the plane flying into its own falling rockets.

Not as impressive as the test pilot that shot himself down.

Previa_fun
Nov 10, 2004

Just throw 8x non afterburning F110s on the B52 to further standardize engines since the F-15 and F-16 already use them

...or afterburning :getin:

CarForumPoster
Jun 26, 2013

⚡POWER⚡

hobbesmaster posted:

I would assume those are all JASSMs or something so it’ll potentially be 1000miles away?

Lmao and what’s gonna carry the jassm for the other 770miles (according to Wikipedia’s numbers)

CarForumPoster fucked around with this message at 03:50 on Mar 1, 2021

AzureSkys
Apr 27, 2003

smackfu posted:

We were out hiking today and a couple of small planes flew over us fairly low and on parallel close tracks. I don’t recall seeing that before. Think they were just playing around?



There's a small, private airport near me where a some old planes fly from on nice days. They often fly in formation like this, so it might be something similar.
Here's some video of it at a fly-in they do every year.
https://www.youtube.com/watch?v=z97bIPyczL4&t=150s

hobbesmaster
Jan 28, 2008

CarForumPoster posted:

Lmao and what’s gonna carry the jassm for the other 770miles (according to Wikipedia’s numbers)

I guess that table I was looking at was in km. Oh well, at least I didn’t crash a satellite :v:

JASSM-ER claims about 1000km.

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Mr. Funny Pants
Apr 9, 2001

goatsestretchgoals posted:

120mm Gatling gun when

A Gatling gun of Gatling guns.

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