Bjorn’s Corner: New engine development. Part 26. New versus old, Trent 1000 vs. XWB

September 27, 2024, ©. Leeham News: We do an article series about engine development and why it has longer timelines than airframe development. It also carries larger risks of product maturity problems when it enters service than the… Read More

Bjorn’s Corner: New engine development. Part 14. The compressor problems.

July 5, 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

Rolls Royce tackles Trent engine issues as profits take flight

By Tom Batchelor February 23, 2024, © Leeham News:  The turnaround at Rolls Royce is well-underway as the company revealed a more than doubling of its annual profit – ahead of expectations – at its full year 2023… Read More

Pontifications: Airbus ponders A330neo MRTT, Boeing ponders KC-46A re-engine

By Scott Hamilton Nov. 28, 2023, © Leeham News: In a reversal of intent, the airplane that Airbus may submit to the US Air Force for the next round of aerial tanker procurement may be based on the… Read More

Pontifications: “We’re sick and tired of new technologies:” Avolon CEO

Editor’s Note: As Airbus and Boeing consider new airplanes, their current generation aircraft are plagued with technical issues. The engines on the A320neo and 737 MAX families continue to have problems years after entry into service. The Boeing… Read More

Pontifications: One “good” engine in future for RR, faulty business strategy and model: JP Morgan

Feb. 7, 2023, © Leeham News: Our report last week about Rolls-Royce’s new CEO characterizing the company in dire straits is just part of the story. Shortly before that, on January 18, JP Morgan issued a 38-page dissection… Read More

Pontifications: New Rolls-Royce CEO paints a dire picture; all scenarios on table at Airbus

Jan. 31, 2023, © Leeham News: Rolls-Royce’s new CEO says the engine group is a “burning platform,” failing to give returns. Tufan Erginbilgic, who joined RR as CEO on Jan. 1, said this is the “last chance” to… Read More

Engine Development. Part 8. Throttle push or not?

Subscription Required By Bjorn Fehrm Introduction October 6, 2022, © Leeham News: The early years of 2000 saw new engine programs launched for the new Boeing 787 Dreamliner and Airbus response, the A350. Substantial differences in the life… Read More

Engine Development, Part 1: Launch to Entry into Service

Subscription Required By Vincent Valery Introduction   Pratt & Whitney Geared Turbofan Aug 18, 2022, © Leeham News: LNA analyzed the evolution of commercial aircraft development timelines last month. The time between a program launch and entry into service… Read More

Pontifications: bleak near- to mid-term future for Rolls-Royce engine unit

June 15, 2020, © Leeham News: The jet engine division of Rolls-Royce faces an uncertain future because of its own problems, exacerbated by the impact of COVID-19 on commercial airlines. Beset by problems with its Trent 1000, Boeing… Read More