Mitsubishi’s MRJ test flying making good progress

By Bjorn Fehrm in Tokyo May 18, 2016, ©. Leeham Co: Mitsubishi Aircraft Corporation (MAC) announced that their MRJ flight test program is now going well. Mitsubishi presented the status update at the International Society of Transport Aircraft… Read More

Bjorn’s Corner: Flight control, Part 3

25 March 2016, ©. Leeham Co: Last week we covered the natural stability of commercial aircraft and the most important movements the aircraft would go into if we had no pilot intervention. Now we will cover how Fly-By-Wire… Read More

Bjorn’s Corner: Flight control, Part 2

18 March 2016, ©. Leeham Co: Last week we covered the early days of flight control when the pilot controlled the aircraft’s movable surfaces (called movables; e.g. stabilator, rudder, ailerons, spoilers…) without the involvement of computers. We will… Read More

Bjorn’s Corner: Flight control

11 March 2016, ©. Leeham Co: We covered a bit on flight testing some Corners ago and the fact that test pilots like to fly in direct Fly-By-Wire mode for initial evaluation of the aircraft. There’s a lot… Read More

Bjorn’s Corner: Flight tests

19 February 2016, ©. Leeham Co: Last week I described how Mitsubishi Aircraft Corporation (MAC) issued a press release on Christmas day communicating MAC would be doing structural reinforcements on their test airframes before continuing flight testing. MAC… Read More

Bjorn’s Corner: Efficient systems

  05 February 2016, © Leeham Co: In recent Corners, we looked into technologies which have made the new breed of airliners more efficient. We’ve talked about how new engines can raise efficiency by about 15% and how… Read More

Bjorn’s Corner: Exciting 2016

29 January 2016, ©. Leeham Co: In the corner of two weeks ago we did a retrospective of 2015. Time for looking ahead. The year of 2016 will be quite interesting. We had entry into service of the… Read More

Analysis: Sukhoi’s regional jet Superjet 100

By Bjorn Fehrm Subscription required Introduction 18 January 2016, © Leeham Co: Russian aircraft have never succeeded in penetrating the Western market. But then they never really tried, until now. They were designed for the Soviet Union captive… Read More

Bjorn’s Corner: What did we learn in 2015?

08 January 2016, ©. Leeham Co: It’s the first Corner for the year and a look at 2015 as a year of technology advancements is due. 2015 will be remembered as the year when three clean sheet airliners… Read More

Blockbuster deal for PCP: analysts’ first take

August 11, 2015: Berkshire Hathaway’s blockbuster $37bn acquisition proposal for Precision Castparts (stock symbol NYSE:PCP) takes one of the aerospace industry’s major suppliers out of the public trading and into one of the scores of Warren Buffet’s stable… Read More