Bjorn’s Corner: The challenges of hydrogen. Part 24. Propulsion choice

February 12, 2021, ©. Leeham News: After covering the basics of fuel cells last week in our hydrogen airliner series, we now look at what type of system to choose for aircraft propulsion and onboard systems power. We… Read More

Bjorn’s Corner: The challenges of hydrogen. Part 23. Hydrogen fuel cells

February 5, 2021, ©. Leeham News: Last week, we started the discussion around fuel cells as a source of electric energy in airliners. We went through the principle and asked some vital questions. Now we look at different… Read More

The A350, Part 4, A350-900

Subscription Required By Vincent Valery Introduction   Feb. 4, 2021, © Leeham News: After comparing the rejected Airbus A350-800 and its replacement A330-900, we now turn our attention to the main A350 variant, the -900. It was the main… Read More

The 737 MAX – A Tragedy 60 years in the Making

This is the first in a series. Special to Leeham News. By Peter W. Lemme Twitter satcom_guru www.satcom.guru  Part 1: Min to the Max The Customer is Always Right Heredity Boeing 757 Misses the Mark Where were you… Read More

Airbus, Boeing diverge on technology for next new airplane

Subscription Required By Scott Hamilton Introduction Feb. 1, 2021, © Leeham News: Airbus and Boeing are diverging on paths for a sustainable, reduced emissions strategy for the next new airplanes. The stakes are high: billions of dollars in… Read More

Bjorn’s Corner: The challenges of hydrogen. Part 22. Hydrogen fuel cells

January 29, 2021, ©. Leeham News: Over the last weeks, we looked at Center of Gravity (CG) problems with rear fuselage liquid hydrogen tanks as used in Airbus’ ZEROe turbofan airliner concept. We can conclude that the CG… Read More

The A350, Part 1: Intro and A350-800

Subscription Required By Vincent Valery Introduction Dec. 17, 2020, © Leeham News: After running a series on the Dreamliner, LNA will now start a series on Airbus’ latest-generation twin-aisle aircraft, the A350. Airbus should deliver its 400th A350… Read More

Bjorn’s Corner: The challenges of hydrogen. Part 17. Hydrogen airliner program

December 11, 2020, ©. Leeham News: We use this Corner to define the time table for our hydrogen airliner program and for what areas we need to conduct risk-reducing research before we embark on an actual design. As… Read More

2024 will be key year for Boeing in Washington

This is the second in a series of articles examining how labor, Boeing and Washington state could move forward following the COVID pandemic. The first article is here. Subscription Required By Bryan Corliss Analysis Introduction Nov. 30, 2020,… Read More

Sunset of the Quads, Part 9, Wrap-up

Subscription Required By Vincent Valery and Bjorn Fehrm Introduction   Oct. 1st, 2020, © Leeham News: Last week, we compared the economics of the A380 against the 747-8 and 777-9 on the Frankfurt to New York route. We now… Read More