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Forum: Tech Log

10th Aug 2011, 15:16

Replies: 1,998

AF 447 Thread No. 5

Views: 512,041

Posted By RetiredF4

Trim

@takata and @ CONfiture

Please note again, that i didn´t comment at all on the subject, that the trimming feels like trimming an conventional aircraft or that it is worse or better or not...

Forum: Tech Log

10th Aug 2011, 11:32

Replies: 1,998

AF 447 Thread No. 5

Views: 512,041

Posted By RetiredF4

No, i´ve flown conventional aircraft with natural...

No, i´ve flown conventional aircraft with natural and artificial feedback,therefore i know that forcefeedback to the stick is an elementary necessity for trimming.

And i know also, that there is...

Forum: Tech Log

10th Aug 2011, 09:54

Replies: 1,998

AF 447 Thread No. 5

Views: 512,041

Posted By RetiredF4

Trim

O come on, you are kidding?

In a conventional aircraft you set desired attitude with stick input and relief the resulting stick pressure (either natural or artificial one) with trim.

would not...

Forum: Tech Log

3rd Aug 2011, 22:32

Replies: 1,998

AF 447 Thread No. 5

Views: 512,041

Posted By RetiredF4

@DozyWannabe

Could you reflect on my post post1433.html (http://www.pprune.org/6617547-post1433.html), please?
After your above statement i´m the more interested.

could you point me to the indication,...

Forum: Tech Log

3rd Aug 2011, 21:23

Replies: 1,998

AF 447 Thread No. 5

Views: 512,041

Posted By RetiredF4

Stall Recovery

It is the revised procedure (ISSUE DATE: 15 JUN 10). The old procedure was different with emphasize of gaining speed and maintaining altitude.
No sense to repaeat the new revised procedure again,...

Forum: Tech Log

3rd Aug 2011, 21:22

Replies: 1,998

AF 447 Thread No. 5

Views: 512,041

Posted By RetiredF4

DozyWannabe...

DozyWannabe (http://www.pprune.org/tech-log/456874-af-447-thread-no-5-a-70.html#post6616778)

could you point me to the indication, that the THS is moving? THS is the blue straight line on the...

Forum: Tech Log

1st Aug 2011, 16:05

Replies: 1,998

AF 447 Thread No. 5

Views: 512,041

Posted By RetiredF4

i had asked that question at least two times...

i had asked that question at least two times before, and your answer motivates me to try it a third time:

If the SS input to the flightcontrols, in this case to the elevators (and the THS???) is...

Forum: Tech Log

31st Jul 2011, 19:15

Replies: 1,998

AF 447 Thread No. 5

Views: 512,041

Posted By RetiredF4

Graph by grity...

Graph by grity (http://s7.directupload.net/file/d/2602/osapfdgy_jpg.htm)

Initial grip to the SS was with the intention to counter the roll to the right. Thereby he overcontrolled or he chased...

Forum: Tech Log

29th Jul 2011, 10:41

Replies: 1,998

AF 447 Thread No. 5

Views: 512,041

Posted By RetiredF4

And for that statement they needed more than 2...

And for that statement they needed more than 2 month?

It´s not clarifying anything at all.

Only one example:

It would be more interesting to know, wether the aircraft behaviour...

Forum: Tech Log

29th Jul 2011, 10:18

Replies: 1,998

AF 447 Thread No. 5

Views: 512,041

Posted By RetiredF4

airtren+ grity

@airtren

An excellent statement, and @grity

an excellent ammendment to this statement.

Thank you both.

How was that old tale (at least how i was used to it):

Forum: Tech Log

27th Jul 2011, 10:52

Replies: 1,998

AF 447 Thread No. 5

Views: 512,041

Posted By RetiredF4

pull vs. push

A mixup (PF wants to push and pulls instead) is out of the world.

During my instructing air combat maneuvers in the F4 it never was very difficult to get the students to pull on the stick hard...

Forum: Tech Log

19th Jul 2011, 22:48

Replies: 1,998

AF 447 Thread No. 5

Views: 512,041

Posted By RetiredF4

PJ2

Excellent post and reference , PJ2.

It´s basically what i learned in the aerodynamics-course in UPT 35 years ago, also in view of flying fighter jets. I didn´t learn anything in my ATPL course...

Forum: Tech Log

18th Jul 2011, 21:16

Replies: 1,998

AF 447 Thread No. 5

Views: 512,041

Posted By RetiredF4

Law + ths

Could some expert explain the following part of the
FCOM (http://www.smartcockpit.com/pdf/plane/airbus/A330/systems/0010/) page

FlightControls Normal Law, 1.27.20 P2 Seq. 001 Rev03

Pitch...

Forum: Tech Log

18th Jul 2011, 12:32

Replies: 1,998

AF 447 Thread No. 5

Views: 512,041

Posted By RetiredF4

CG-travel

Found this reference some time ago about CG travel due to fuel
Getting to grips with weight and balance...

Forum: Tech Log

14th Jul 2011, 11:13

Replies: 1,998

AF 447 Thread No. 5

Views: 512,041

Posted By RetiredF4

i dont know, but there should be data available...

i dont know, but there should be data available which represent exactly the aircraft we are talking about and not any kind of airfoil to answer the question, how AF447 could get into this high AOA...

Forum: Tech Log

14th Jul 2011, 08:07

Replies: 1,998

AF 447 Thread No. 5

Views: 512,041

Posted By RetiredF4

There are other issues to be observed, and which...

There are other issues to be observed, and which could have favoured the establishing into this high AOA and prevented recovery.
As we know, airfoils produce lift also after CLmax is left behind,...

Forum: Tech Log

12th Jul 2011, 18:24

Replies: 1,998

AF 447 Thread No. 5

Views: 512,041

Posted By RetiredF4

To say the truth, we dont know or at least nobody...

To say the truth, we dont know or at least nobody can know from the BEA stuff. I f BEA was sure at the moment of the statement that the reduction of the AOA and the validation of the speeds was a...

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