Leeham News and Analysis
There's more to real news than a news release.
Leeham News and Analysis
- The Boeing 767 Cross Section, Part 1 November 24, 2022
- Movie Review: Devotion November 21, 2022
- China will accelerate development of its commercial aerospace sector November 21, 2022
- Bjorn’s Corner: Sustainable Air Transport. Part 46. eVTOL comparison with helicopter November 18, 2022
- The economics of a 787-9 and A330-900 at eight or nine abreast November 16, 2022
Bjorn’s Corner: The challenges of airliner development. Part 26. Maintenance planning
October 22, 2021, ©. Leeham News: Last week, we looked into Continued Operational Safety and there specifically Safety Monitoring and Reporting. Now we look at the role Instructions for Continued Airworthiness (ICAs) play in preventing the air safety… Read More
Bjorn’s Corner: The challenges of airliner development. Part 24. Parallel Activities
October 8, 2021, ©. Leeham News: Last week, we described how we conduct the Certification Flight Test together with the Regulator. Before we describe our path to completion of our flight test program, we need to pause for… Read More
Bjorn’s Corner: The challenges of airliner development. Part 23. Certification Flight tests
October 1, 2021, ©. Leeham News: Last week, we described how we produced our Flight Test Articles, FTAs, and how the company flight tests are made. Now we have finished the Company flight tests and made any modifications… Read More
Bjorn’s Corner: The challenges of airliner development. Part 22. Flight tests
September 24, 2021, ©. Leeham News: Last week, we looked at the necessary Production Certificate for the production of our airplanes. Now our program plan has approached the mid-phase of the Post-Launch phase. We start assembling our test… Read More
Bjorn’s Corner: The challenges of airliner development. Part 21. Production Certificate
September 17, 2021, ©. Leeham News: Last week, we looked at the Production facilities and tooling. In order to bring in revenue, we need to deliver aircraft. But to have the right to deliver aircraft we need a… Read More
Bjorn’s Corner: The challenges of airliner development. Part 20. Production site and facilities
September 10, 2021, ©. Leeham News: Last week, we looked at the Rig design and manufacture for ground and flight testing. We are now at the stage in our program (Figure 1) where we shall have scouted and… Read More
Bjorn’s Corner: The challenges of airliner development. Part 19. Test rigs for ground and air use
September 3, 2021, ©. Leeham News: Last week, we looked at the Certification Compliance Planning we do concurrently with Detailed Design, Figure 1. It’s now time for us to work on our Test rigs and systems for ground… Read More
Bjorn’s Corner: The challenges of airliner development. Part 18. Certification work after program launch.
August 27, 2021, ©. Leeham News: Last week, we started looking at our work during the Detailed Design phase after Product Launch. We outlined the exacting work needed to design all parts of the aircraft and how we… Read More
Sustainable Aero Lab disqualifies “Greenwash” investments
By Bjorn Fehrm August 25, 2021, ©. Leeham News: Times change and the use of words with it. Today, the hundreds of UAM Air Taxi projects talk about how “environmentally friendly” this mode of transportation is, and Boom’s… Read More
Bjorn’s Corner: The challenges of airliner development. Part 17. Detailed design
August 20, 2021, ©. Leeham News: Last week, we went through our second Design Refinement and how our Processes and Tools must be mature because the next step in the Post Launch phase is Detailed Design. If the… Read More