June 9, 2023, ©. Leeham News: This is a summary of article Part 16P. Airframe with lower induced drag. It discusses the Truss Braced Wing type of airframe that increases the practical wing span of an aircraft and… Read More
March 24, 2023, ©. Leeham News: This is a summary of the article New aircraft technologies. Part 5P. Optimal fuselage. The article discusses different cross-sections and how these drive drag and weight. The cross-section chosen depends on the… Read More
Subscription required By Bjorn Fehrm March 10, 2023, ©. Leeham News: This is a complementary article to New aircraft technologies. Part 3. Airframe improvements. It discusses in detail the areas of an airliner airframe where tangible improvement can… Read More
Subscription required. Now open to all Readers. Introduction Boeing is looking at a number of scenarios for its New Airplane Study (NAS) that would replace the 757 and 737, have ranges from 4,000nm-5,000nm, and carry as few passengers… Read More
Subscription required. Introduction Boeing is on the defensive in the single-aisle market. The Airbus A320neo family has about a 57% market share against the Boeing d 737 MAX. As recently as Wednesday’s third quarter earnings call, Boeing CEO… Read More