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Search: Posts Made By: chti_guillaume
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Forum: Flight Testing
6th Mar 2012, 13:33
Replies: 2
Views: 1,926
Posted By chti_guillaume

Perfect, thank you. I did not think of looking at...

Perfect, thank you. I did not think of looking at 25 FTG ...

(A little bit of rewriting the equations and I could have approached the solution by myself, but at least I'm sure to follow an...
Forum: Flight Testing
5th Mar 2012, 14:14
Replies: 2
Views: 1,926
Posted By chti_guillaume

Extrapolation of VMCa to minimum weight

Hello,

I would like to know if some of you have ever participated to VMCa testings.

I have found in the FTG from CS-23 or FAR-23 guidance for extrapolating a value obtained at a given density...
Forum: Flight Testing
17th Feb 2012, 14:18
Replies: 16
Views: 6,249
Posted By chti_guillaume

Hello, You are right on the lift. It depends...

Hello,

You are right on the lift. It depends only on the EAS. for a given incidence (and mach number if relevant)

Though, the vertical acceleration (load factor) is a mechanical effect, it...
Forum: Questions
15th Dec 2011, 13:09
Replies: 6
Views: 3,310
Posted By chti_guillaume

Hello, I don't know what routes you want to...

Hello,

I don't know what routes you want to fly but if you're into short runways with a modern aircraft, the upcoming Skylander SK-105 is worth to have a look at it.

it's a 19 PAX aircraft...
Forum: Flight Testing
15th Dec 2011, 08:30
Replies: 15
Views: 4,390
Posted By chti_guillaume

Hello, I do not totally agree with John...

Hello,

I do not totally agree with John Farley post.

A trim tab in a given position produces a hinge moment, which changes the position of the elevator (without any pilot force, and that also...
Forum: Flight Testing
15th Dec 2011, 07:57
Replies: 18
Views: 4,142
Posted By chti_guillaume

Hello, sorry I was'nt clear enough. If...

Hello,

sorry I was'nt clear enough.

If you are at the same speed then you are totally right to say that the thrust is the same (for the little difference of ram recovery with inlet AoA, that's...
Forum: Flight Testing
12th Dec 2011, 20:19
Replies: 18
Views: 4,142
Posted By chti_guillaume

Hello I'm not a specialist of turbojet...

Hello

I'm not a specialist of turbojet airplanes but I'm glad these few explanations helped and brought further questions.

The best would be to go to the performance guys I think they can show...
Forum: Flight Testing
12th Dec 2011, 11:39
Replies: 18
Views: 4,142
Posted By chti_guillaume

Hello, My first post out there. The...

Hello,

My first post out there.

The climb gradient can be easily computed with

thrust to weight ratio - Cd/CL

Decreasing the weight will of course increase the climb gradient.
increasing...
Showing results 1 to 8 of 8


 
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