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Forum: Tech Log

9th Mar 2011, 14:49

Replies: 43

Somebody who know this?

Views: 12,925

Posted By Pitch Up Authority

Especially for Wizofoz

FMCs get their basic info from the ADC. Most of the FMC stuff comes from flight testing since there is no way you can calculate all this stuff.
Now as far as the question is concerned. Of course if...

Forum: Tech Log

9th Mar 2011, 14:06

Replies: 43

Somebody who know this?

Views: 12,925

Posted By Pitch Up Authority

Speed stability criteria affect the use of Min...

Speed stability criteria affect the use of Min Drag speed. This is why some jets have a speed-trim function build into the AFDS that is active when flying manual and some even when the autopilot is...

Forum: Tech Log

9th Mar 2011, 13:54

Replies: 43

Somebody who know this?

Views: 12,925

Posted By Pitch Up Authority

Especially for Wizofoz

If you want to make an estimate of wind effect on the choice of optimum Vx the first thing to do is to see what happens if you use the Vx from the manual.

The change in climb angle will then...

Forum: Tech Log

8th Mar 2011, 16:11

Replies: 43

Somebody who know this?

Views: 12,925

Posted By Pitch Up Authority

EAS

But what EAS (IAS,CAS or TAS) are you going to use if the Drag-Tas curve is a function of the wind (Vertical as well as horizontal), altitude and acceleration?

Forum: Tech Log

8th Mar 2011, 15:24

Replies: 43

Somebody who know this?

Views: 12,925

Posted By Pitch Up Authority

Nonsens

You guys are cutting a hair in two. If you want to do that then you have to be logical and include the vertical component of the wind as well. The only way to resolve this problem is to take into...

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