“Hyper focus on reliability and durability out of the gates”

By Scott Hamilton Sept. 11, 2024, © Leeham News: GE Aerospace and Safran advance on the CFM RISE Open Fan engine with an overriding goal: “Our customers really want us to be hyper-focused on reliability and durability out… Read More

Bjorn’s Corner: New engine development. Part 19. Turbines.

August 9, 2024, ©. Leeham News: We do an article series about engine development. The aim is to understand why engine development now has longer timelines than airframe development and carries larger risks of product maturity problems. To… Read More

Customer interest in Open Fan increasing, says GE

By Scott Hamilton July 25, 2024, © Leeham News: GE Aerospace advances testing and market information with its RISE Open Fan engine, which officials say is the best hope for reducing carbon footprints in the next decade. RISE… Read More

Bjorn’s Corner: New engine development. Part 10. Propeller, Rotor or Fan?

June 7, 2024, ©. Leeham News: We do an article series about engine development. The aim is to understand why engine development now has longer timelines than airframe development and carries larger risks of product maturity problems. To… Read More

Bjorn’s Corner: New engine development. Part 10. Airframe integration

May 24, 2024, ©. Leeham News: We do an article series about engine development. The aim is to understand why engine development now has longer timelines than airframe development and carries larger risks of product maturity problems. To… Read More

Bjorn’s Corner: New engine development. Part 8. Open Rotor technology

May 17, 2024, ©. Leeham News: We do an article series about engine development. The aim is to understand why engine development now has longer timelines than airframe development and carries larger risks of product maturity problems. To… Read More

Pontifications: NASA pulls the plug on electric airplanes

Some odds and ends after three weeks on the road. NASA pulls the plug on electric airplane research. NASA and Boeing’s Transonic Truss Brace Wing contract. Engines and the TTBW. July 18, 2023, © Leeham News: When NASA… Read More

Pontifications: “The need for radical fuel improvements will only increase over time.”

May 30, 2023, © Leeham News: “The need for radical fuel improvements will only increase over time.” That’s the definitive conclusion of Arjan Hegeman, GE Aerospace’s general manager of advanced technology. GE is working on Performance Improvement Packages… Read More

Bjorn’s Corner: New aircraft technologies. Part 10P. The engine choice

Subscription required By Bjorn Fehrm April 28, 2023, ©. Leeham News: This is a complementary article to Part 10. The engine choice. It discusses in detail the next-generation engines for the Heart of the Market airliners that today… Read More

Bjorn’s Corner: Aircraft technology developments. Part 1.

February 24, 2023, ©. Leeham News: In the Sustainable Air Transport series we finished last week, we described new aircraft technologies developed to reduce Green House Gas (GHG) emissions. There was one area we didn’t discuss, the progress… Read More