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Search: Posts Made By: ttcse
Showing results 1 to 35 of 41
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Forum: Tech Log
1st Jun 2011, 13:08
Replies: 2,070
Views: 616,247
Posted By ttcse

Meikleuor "Why the crew should have applied...

Meikleuor
"Why the crew should have applied pitch up inputs is a mystery to me unless it was a response to a perceived large overspeed but then why leave the power up?"

I'm wondering if at that...
Forum: Tech Log
7th Apr 2011, 12:29
Replies: 3,893
Views: 1,544,122
Posted By ttcse

Regarding lack of occupant preparation... ...

Regarding lack of occupant preparation...

If it were primarily a deep stall with not much rotation, I would expect the 'g' forces to actually be fractionally less than 1g for most occupants.
...
Forum: Tech Log
5th Apr 2011, 01:29
Replies: 3,893
Views: 1,544,122
Posted By ttcse

ZeeDoctor, Keep in mind that your basic...

ZeeDoctor,

Keep in mind that your basic swept wing tends to tip-stall first. This causes a shift in center-of-lift forward and my understanding is that therefore swept wings are inheritantly...
Forum: Tech Log
4th Apr 2011, 20:02
Replies: 3,893
Views: 1,544,122
Posted By ttcse

i would epect the tires to only lose their air...

i would epect the tires to only lose their air when pressure was great enough to break the rubber seal with the rims, but not explode from the pressure.

I haven't read the BEA report but from...
Forum: Tech Log
20th Jul 2009, 17:06
Replies: 4,593
Views: 3,293,439
Posted By ttcse

New theory

Regard one little piece of all of this, something occured to me. I wonder.

I'm thinking the 'twist to the left' component indicated for the fin-failure in the preliminary report might simply...
Forum: Tech Log
17th Jul 2009, 21:51
Replies: 4,593
Views: 3,293,439
Posted By ttcse

BJ-ENG I did try to match the dark colors...

BJ-ENG

I did try to match the dark colors of the wreckage, as if it were paint, with photo's of AF 330's but could not see how they could match.

I wouldn't think all Ariane's get the same...
Forum: Tech Log
17th Jul 2009, 18:08
Replies: 4,593
Views: 3,293,439
Posted By ttcse

rgbrock1It's not part of a flight surface nor a...

rgbrock1It's not part of a flight surface nor a fairing. It's part of the fuselage. I 'think' it's part of the forward fuselage.

That's my call from simply looking at the photo. If you read some...
Forum: Tech Log
17th Jul 2009, 17:23
Replies: 4,593
Views: 3,293,439
Posted By ttcse

Will Fraser You're not even close

Will Fraser

You're not even close
Forum: Tech Log
17th Jul 2009, 16:48
Replies: 4,593
Views: 3,293,439
Posted By ttcse

It's not part of the wing

It's not part of the wing
Forum: Tech Log
15th Jul 2009, 20:41
Replies: 4,593
Views: 3,293,439
Posted By ttcse

Sadly odds are someone else will waltz in here in...

Sadly odds are someone else will waltz in here in another couple weeks with the same opening assertion.
Forum: Tech Log
10th Jul 2009, 03:23
Replies: 4,593
Views: 3,293,439
Posted By ttcse

takataI wasn't arguing against power failure, but...

takataI wasn't arguing against power failure, but against the notion that it would offer an even simpler Occams Razor. To make my point I was fishing for the 'What happens then?"

I would like to...
Forum: Tech Log
10th Jul 2009, 01:07
Replies: 4,593
Views: 3,293,439
Posted By ttcse

RananimYour double-flameout is less convoluted...

RananimYour double-flameout is less convoluted only because you ommited the 'and then.....'.
Forum: Tech Log
9th Jul 2009, 00:31
Replies: 4,593
Views: 3,293,439
Posted By ttcse

einhrvfrBetter still, upset and perhaps flat spin...

einhrvfrBetter still, upset and perhaps flat spin entry at 02:13:2x when the acars was lost for about 15-20 secs, as pointed out in the report.
Forum: Tech Log
8th Jul 2009, 22:34
Replies: 4,593
Views: 3,293,439
Posted By ttcse

JD, not unless the flight continued from 02:10...

JD, not unless the flight continued from 02:10 and beyond 02:14 for some more minutes. The zone of east drift challenges and has the potential to replace the backwards drift projections.

Edit:If...
Forum: Tech Log
8th Jul 2009, 22:14
Replies: 4,593
Views: 3,293,439
Posted By ttcse

einhrvr, After the calcs guys did earlier...

einhrvr,

After the calcs guys did earlier on the tail's horizontal velocity based on a 4sec/rotation ballpark, I too would wonder about having/not having evidence of sideways movement on the fin...
Forum: Tech Log
8th Jul 2009, 14:55
Replies: 4,593
Views: 3,293,439
Posted By ttcse

ClippedYou are confusing side-effects with the...

ClippedYou are confusing side-effects with the essential requirements of spin entry and spins. And since like Dani, you wish to protect and retain your pre-existing mis-understandings I won't require...
Forum: Tech Log
8th Jul 2009, 04:36
Replies: 4,593
Views: 3,293,439
Posted By ttcse

Conditions for a spin

Clipped,
Just to review, 3 1/2 other things can possibly replace the sideslip.
1) When close to the critical AOA, dropping an aileron (say in rapid response to the start of roll-off on one side)...
Forum: Tech Log
7th Jul 2009, 16:23
Replies: 4,593
Views: 3,293,439
Posted By ttcse

ELT

Rob21But when submerged, the radio signal would be significantly attenuated. At some minor depth unhearable by other airliners. ( And again xmitting on 121.5 or 406?? )

Off & still triggered by...
Forum: Tech Log
7th Jul 2009, 15:41
Replies: 4,593
Views: 3,293,439
Posted By ttcse

ELT

Rob21

Or were the ELTs the new 406 MHz models???

Verbal maydays would be on 121.5 or 243.0, guys listen there. The one ELT found wasn't armed and the others drowned after some time.
Forum: Tech Log
7th Jul 2009, 13:50
Replies: 4,593
Views: 3,293,439
Posted By ttcse

takata As for the likely sequence from...

takata

As for the likely sequence from 02:10 to the surface, several times others have posts which is essentially the camp I'm in. (control difficulty starting around 02:10, upset at some time,...
Forum: Tech Log
7th Jul 2009, 06:00
Replies: 4,593
Views: 3,293,439
Posted By ttcse

I do enjoy reading what you big plane flyers...

I do enjoy reading what you big plane flyers write.

On this particular point, I do believe that it's a standard spin where the centrifugal forces would migrate everything aft. In a flat-spin...
Forum: Tech Log
4th Jul 2009, 20:43
Replies: 4,593
Views: 3,293,439
Posted By ttcse

safetypeeLookup Pulkovo 612, a TU-154 I believe. ...

safetypeeLookup Pulkovo 612, a TU-154 I believe.

Apparently stalled then spun from FL390 while trying to fly higher over convective activity but simply entered at a higher level. Very interesting...
Forum: Tech Log
3rd Jul 2009, 16:03
Replies: 4,593
Views: 3,293,439
Posted By ttcse

Duck, I think there might be some confusion as...

Duck, I think there might be some confusion as to what is 'too far away from topic'.
Forum: Tech Log
2nd Jul 2009, 20:40
Replies: 4,593
Views: 3,293,439
Posted By ttcse

GreyengineerYou might be following the thought...

GreyengineerYou might be following the thought that af447 stalled at the last moments. 'Concensus chatter by forum posters' would seem to be, if it stalled, it started at high altitude and probably...
Forum: Tech Log
13th Jun 2009, 21:55
Replies: 4,593
Views: 3,293,439
Posted By ttcse

pattern_is_fullI see multiple vague possibilities...

pattern_is_fullI see multiple vague possibilities but haven't heard of cookies or free jump-seat tickets or public recognition ceremonies being offered to the person who makes the first correct guess.
Forum: Tech Log
13th Jun 2009, 21:39
Replies: 4,593
Views: 3,293,439
Posted By ttcse

cesarncA set of people, even when exposed to...

cesarncA set of people, even when exposed to precisely the same conditions would do different things. These crews weren't exposed to precisely the same conditions.
Forum: Tech Log
13th Jun 2009, 21:10
Replies: 4,593
Views: 3,293,439
Posted By ttcse

PatriciaG Interesting item. Thinking human...

PatriciaG Interesting item. Thinking human factors, I'm also interested in whether people who are in a broken & tumbling aircraft would, for some reason based on primal instinct, unlatch their...
Forum: Tech Log
13th Jun 2009, 12:25
Replies: 4,593
Views: 3,293,439
Posted By ttcse

Chaser I wouldn't argue FOR a high-speed impact....

Chaser I wouldn't argue FOR a high-speed impact. But you might also consider that this debris could have resulted from airframe subsections breaking upon impact at less than a high speed. Keep in...
Forum: Tech Log
13th Jun 2009, 12:08
Replies: 4,593
Views: 3,293,439
Posted By ttcse

Chaser, review the photo of the Perpignan A320 on...

Chaser, review the photo of the Perpignan A320 on page 50 of this thread. Note the lack of large floating debris to be picked from the surface. Review the Armenian Airbus crash off Sochi into the...
Forum: Tech Log
13th Jun 2009, 11:55
Replies: 4,593
Views: 3,293,439
Posted By ttcse

Chaser: If you researched at least 2 other Airbus...

Chaser: If you researched at least 2 other Airbus into-water crashes and reviewed the floating debris recovered, you would want to retract this.
Forum: Tech Log
10th Jun 2009, 23:14
Replies: 4,593
Views: 3,293,439
Posted By ttcse

deSitter Sure, if the front mounting lugs...

deSitter

Sure, if the front mounting lugs weren't doing their job bad things would likely happen. The question isn't so much how the tail would subsequently unravel in your scenario, but why the...
Forum: Tech Log
10th Jun 2009, 21:16
Replies: 4,593
Views: 3,293,439
Posted By ttcse

Apparently they've now recovered over 100 pieces...

Apparently they've now recovered over 100 pieces of debris.
Forum: Tech Log
9th Jun 2009, 05:55
Replies: 153
Views: 56,405
Posted By ttcse

Other flights where no mayday was made before...

Other flights where no mayday was made before they perished:
Perpignan A320
UA585 Colorado Springs
Continental Connection Flight 3407, Buffalo NY
EgyptAir Flight 990
AirFlorida flight 90, 1982...
Forum: Tech Log
9th Jun 2009, 00:27
Replies: 4,593
Views: 3,293,439
Posted By ttcse

Lemurian:Ok,I'm with you. Not quite so...

Lemurian:Ok,I'm with you.


Not quite so complicated if the aircraft was in a spin when it hit. For a brief moment the VS attach junction had to carry increased forces and after failure that...
Forum: Tech Log
8th Jun 2009, 23:22
Replies: 4,593
Views: 3,293,439
Posted By ttcse

Lemurian; Possibly in the chaos the...

Lemurian;


Possibly in the chaos the trailing edge of the rudder met with the trailing edge of the HS or some other detached part.

Where are the rudder actuators attached to the rudder? ...
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