Bjorn’s Corner: Aircraft engine maintenance, Part 1

March 3, 2017, ©. Leeham Co: We will now go through how airline turbofans are maintained. First, we will describe the typical work which is performed, then look into the markets for engine maintenance. In the markets for engine… Read More

Bjorn’s Corner: Aircraft engines in operation, Part 5

February 17, 2017, ©. Leeham Co: In our journey of an airline engine’s life, we will now look at the maintenance which is necessary to keep it fit for flight. An engine is only in top condition once in… Read More

Bjorn’s Corner: Aircraft engines in operation, Part 2

January 27, 2017, ©. Leeham Co: In the last Corner, we began looking at the in-service operation of a Turbofan. We covered how thrust and fuel consumption varies in the different phases of an airliner’s mission. Now we will… 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 6

December 08, 2016, ©. Leeham Co: We have now come to the turbine in our trip through a modern turbofan.  The turbines make up the rear of the engine, before the propelling nozzle. The turbines are the workhorses in… 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

Airline assets and lessor assets

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Pontifications: “Troubled” 787 is a thing of the past

LNC has been beset by technical issues since Aug. 17 that interferes with e-mail notification as well as links to Twitter, Facebook and Linkedin. We’re working on it with WordPress. Aug. 29, 2016, © Leeham Co.: Faulty engines… Read More

Boeing MAX program progresses well

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AirAsia A320 disappears en route in bad weather, but weather won’t be only area of investigative focus

Dec. 28, 2014: Weather will be a prime area of focus by investigators of the disappearance of AirAsia flight QZ8501. The flight, an Airbus A320-200 manufactured in 2008 and powered by CFM 56 engines, deviated from its intended… Read More