Bjorn’s Corner: Fly by steel or electrical wire, Part 11

October 4, 2019, ©. Leeham News: In our series about classical flight controls (“fly by steel wire”) and Fly-By-Wire (FBW or “fly by electrical wire”) we now discuss pitch stability augmentation systems when we need to improve the… Read More

Bjorn’s Corner: Fly by steel or electrical wire, Part 9

September 20, 2019, ©. Leeham News: In our series about classical flight controls (“fly by steel wire”) and Fly-By-Wire (FBW or “fly by electrical wire”) we discussed the FBW flight control system of Embraer’s E-Jet E2 series last… Read More

Bjorn’s Corner: Pitch stability, Part 7

Jan. 25, 2019, ©. Leeham News: We have covered the pitch stability for an airliner including some well know problems around deep stall. We now continue with other frequent problems as the aircraft covers a large envelope in speed… Read More

Bjorn’s Corner: Pitch stability, Part 6

Jan. 18, 2019, ©. Leeham News: We have now covered the basics of pitch stability for an airliner and how a stable or unstable pitch moment curve looks. Now we look at different trouble areas. Straight and stable… Read More