Leeham News and Analysis
There's more to real news than a news release.
Leeham News and Analysis
- Production increase delays hurt Airbus costs December 2, 2024
- Books to consider for Christmas November 29, 2024
- Slow, methodical process to restore Boeing’s trust, efficiencies November 28, 2024
- Engineering, Innovation is our DNA: Embraer November 25, 2024
- No changes to US labor Scope Clauses for indefinite future, says Embraer November 22, 2024
Pontifications: Pratt & Whitney uses COVID crisis to catch up on GTF fixes
June 8, 2020, © Leeham News: Pratt & Whitney struggled since its new Geared Turbo Fan engine entered service in 2016 to fix technical, reliability and operational issues. Plagued by premature engine removals as parts, other than the… Read More
Bjorn’s Corner; Turbofan engine challenges, Part 7
December 16, 2016, ©. Leeham Co: After the turbine comes the engine’s exhaust system. This is where the thrust characteristics of the engine are formed. It is also the environment that defines the back pressure for the fan and… Read More
Bjorn’s corner; Turbofan engine challenges; Part 2
November 04, 2016, ©. Leeham Co: We will now start to go through a modern turbofan airliner engine and look at the technologies which are used and what are their technical challenges. We will start today with the engine… Read More
Airbus results depressed from continuing delivery delays
Oct. 26, 2016: Airbus Group reported that its nine months financial results continue to be depressed by delivery delays in the A320neo and A350-900 programs. The Group reported revenues of €43bn for the period and charges that lowered profits…. Read More
Pontifications: GTF faces steep learning curve on costs
June 13, 2016, © Leeham Co.: The current cost to build the new Pratt & Whitney Geared Turbo Fan engine is $10m per engine. This has to come down by a factor of five, said Greg Hayes, the… Read More
PW’s Geared Turbo Fan was catalyst for MRJ90 order
March 8, 2016, © Leeham Co.: Pratt & Whitney’s Geared Turbo Fan technology was what prompted a used airplane lessor to place its first new airplane order, selecting the Mitsubishi MRJ90 in the process. Jep Thornton is a… Read More
