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Forum: Tech Log

20th Feb 2017, 21:46

Replies: 32

Effect of CP on aircraft pitch attitude

Views: 9,563

Posted By FE Hoppy

I agree in the flaps extended case but I'm sure...

I agree in the flaps extended case but I'm sure I've seen lower Cl on flap 0 + slat vs no slat.

Remember we are talking about off design geometry following a flap failure.

Here is an old but...

Forum: Tech Log

20th Feb 2017, 18:01

Replies: 32

Effect of CP on aircraft pitch attitude

Views: 9,563

Posted By FE Hoppy

Chris, Braking is permitted at main wheel...

Chris,
Braking is permitted at main wheel touchdown. At high nose attitudes there is still lots of lift even with spoiler so not much weight on the wheels. Hence higher pitch longer landing...

Forum: Tech Log

20th Feb 2017, 07:14

Replies: 32

Effect of CP on aircraft pitch attitude

Views: 9,563

Posted By FE Hoppy

Chris Scott. Take a look at the landing...

Chris Scott.
Take a look at the landing distance correction factors and the possible F/S combinations.
More is not always better.

Eg. E170 EASA Certification. Flap failed in position 1. The...

Forum: Tech Log

15th Feb 2017, 08:10

Replies: 32

Effect of CP on aircraft pitch attitude

Views: 9,563

Posted By FE Hoppy

I speak having discussed this at length with the...

I speak having discussed this at length with the manufacturer.

Forum: Tech Log

14th Feb 2017, 08:19

Replies: 32

Effect of CP on aircraft pitch attitude

Views: 9,563

Posted By FE Hoppy

You don't often increase flap without a...

You don't often increase flap without a concurrent decrease in speed.

With Slats thrown into the mix things get more tricky.
A good example is the Flap Fail/ Slat Fail procedure on the Ejets....

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