Leeham News and Analysis
There's more to real news than a news release.
Bjorn’s Corner: New aircraft technologies. Part 14. Airframe for lower friction drag
May 26, 2023, ©. Leeham News: This is a summary of the article Part 14P. Airframe for lower friction drag. The article discusses in detail a Blended Wing Body (BWB) type airframe and how it reduces the wetted… Read More
Bjorn’s Corner: New aircraft technologies. Part 14P. Airframe for lower friction drag
Subscription required By Bjorn Fehrm May 26, 2023, ©. Leeham News: This is a complementary article to Part 14. Airframe for lower friction drag. It discusses in detail the Blended Wing Body (BWB) type of airframe that shall… Read More
The Small Airliner Problem, Part 6
Subscription required By Bjorn Fehrm May 25, 2023, © Leeham News: In our series about the viability of the business plans for small airliners (nine to 50 seats), we have covered the cost factors that make up the… Read More
Bjorn’s Corner: New aircraft technologies. Part 13. Friction drag
May 19, 2023, ©. Leeham News: Last week, we looked at the different drag types (Figure 1) that reduce an airframe’s efficiency. We now look at the major drag types in more detail and what can be done… Read More
The Small Airliner Problem, Part 5
Subscription required By Bjorn Fehrm May 18, 2023, © Leeham News: In our series about the viability of the business plans for small airliners (nine to 50 seats), we have covered how energy/fuel consumption, maintenance, and airway/airport fees… Read More
Bjorn’s Corner: New aircraft technologies. Part 12. Airframe efficiency improvement
May 12, 2023, ©. Leeham News: This is a summary of the article New aircraft technologies. Part 12P. Airframe efficiency improvement. The article discusses the different drag types that affect an airframe, their magnitudes, and the physics behind… Read More
Bjorn’s Corner: New aircraft technologies. Part 12P. Airframe efficiency improvement
Subscription required By Bjorn Fehrm May 12, 2023, ©. Leeham News: This is a complementary article to Part 12. Airframe efficiency improvement. It discusses in detail the next-generation airframe improvements we can expect. We start with detailing the… Read More
The Small Airliner Problem, Part 4
Subscription required By Bjorn Fehrm May 11, 2023, © Leeham News: In our series about the viability of the business plans for small airliners (nine to 50 seats), we have covered how energy/fuel consumption and maintenance scales with… Read More
Bjorn’s Corner: New aircraft technologies. Part 11. Airframe.
May 5, 2023, ©. Leeham News: In our series on the different technologies available when developing next-generation airliners, we have covered the fuselage configuration and engine options. Now we turn to airframe technologies. We will look at different… Read More
The Small Airliner Problem, Part 3
Subscription required By Bjorn Fehrm May 4, 2023, © Leeham News: In our series about the viability of the business plans for small airliners (nine to 50 seats), we have covered how energy and fuel consumption scales with… Read More