Andreas
AOA information on the speed tape: Benefits and caveats
This article aims to highlight benefits and caveats of mixing AOA-derived information in to a speed tape.
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Engineering Pilot Blog
Andreas
Sep 14, 2023
Back to the future: Direct Lift Control (DLC)
What do the F-14, the L-1011 and the C-17 have in common? You guessed it: their flight controls involve direct lift control [1]. More...
Andreas
Sep 19, 2022
Challenging the Pitot tube: Optical air data
A radically different method to optain air data, based on optical measurements.
Andreas
Dec 17, 2021
Rolling dynamics – understanding an airplane’s reaction to a roll command
No matter if we look at an aerobatic trainer, a jet fighter or a transport category airliner, they all execute rolling maneuvers on a...
Andreas
Jan 19, 2021
Aircraft-Pilot Coupling – Understanding why and how it happens.
The topic of Aircraft-Pilot Coupling (APC) has historically been referred to as “pilot-induced oscillation” or “pilot-involved...
Andreas
Dec 1, 2020
A “new spin” on spins
EASA and FAA have significantly modified the stall-spin requirements for part 23 aircraft during the recent re-write of CS/FAR23. The...
Andreas
Aug 26, 2020
Maneuvering effects
When an aircraft performs turns, pull-up’s or push-over’s, many things are different from the “straight-and-level” regime. Engineers...
Andreas
Mar 6, 2019
The alpha-beta trap
As pilots we have to ensure many things, but in particular we have to ensure the proper attitude (our own and the one of the aircraft we...
Andreas
Nov 24, 2018
Secrets of stability: Cm-alpha
If you ask an aerospace engineer, what the fundamental requirement for static longitudinal stability of an airplane is, he or she will...
Andreas
Oct 15, 2018
C* - An unknown star
C* (pronounced „C-Star“), is one of the dominant digital flight control laws for Fly-By-Wire (FBW) transport aircraft. It has its roots...
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