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

Bjorn’s Corner: The challenges of airliner development. Part 16. Post Launch.

August 13, 2021, ©. Leeham News: Last week, we went through the Certification Application, one of the most important milestones in the Pre-Launch phase. Now we assume we got a Product Launch approval from our board/Investors. We start… Read More

Bjorn’s Corner: The challenges of airliner development. Part 14. The ATO.

July 30, 2021, ©. Leeham News: Last week, we went through the later tasks in the Prelaunch Phase. We talked about Concept refinement, Supplier selection, and Certification work. Now we dig deeper into the important Authorization To Offer… Read More

Bjorn’s Corner: The challenges of airliner development. Part 12. The Prelaunch Phase.

July 16, 2021, ©. Leeham News: Last week, we showed the first cut of an overall Program Plan for our 19 seat airliner project. Now we discuss the Prelaunch Phase activities in more detail, including what type of… Read More

Bjorn’s Corner: The challenges of airliner development. Part 9. Size of the airliner.

June 25, 2021, ©. Leeham News: We are closing in on our aircraft project, where we will go through an aircraft development from A to Z and look at how certification rules govern our work. Before we decide… Read More

Bjorn’s Corner: The challenges of airliner development. Part 5. Developing to Cert rules

May 28, 2021, ©. Leeham News: After an overview of different certification rules and discussions about why there are different rule sets, we now exemplify the rules by looking at specific aircraft projects and how the certification rules… Read More