The new chief executive officer of United Technologies Corp., Gregory Hayes, threw cold water on hopes and dreams of Pratt & Whitney, a subsidiary, that the successful small- and medium-sized Geared Turbo Fan will grow into the wide-body… Read More
Posted on December 12, 2014 by Scott Hamilton
Boeing, Bombardier, CFM, Comac, CSeries, Embraer, Irkut, Mitsubishi, Pratt & Whitney, Rolls-Royce
737 MAX, 757, 757 replacement, 767, 767 replacement, A320NEO, Alain M. Bellemare, Bombardier, C919, CFM, Comac, CSeries, E-Jet E2, Embraer, GE Aviation, Gregory Hayes, GTF, Irkut, MC-21, Mitsubishi, MRJ, Pratt & Whitney, United Technologies
Subscription Required By Scott Hamilton and Bjorn Fehrm Introduction Figure 1. Nominal range of 737 MAX 8 from Oslo Source: Great circle mapper, Boeing. Click on Image to enlarge Dec, 8, 2014:The Boeing 737-8 MAX is the successor… Read More
By Bjorn Fehrm Dec. 2, 2015: The time has now come to cover descent and landing in our articles around airliner performance. As many aspects of descent are similar to climb we will repeat a bit what we learned… Read More
Posted on December 2, 2014 by Bjorn Fehrm
Dec. 1, 2014: Adam Pilarski, an economist for the consulting firm Avitas, predicted several years ago that the price of oil would drop to $40bbl. Few believed him. Oil hit $66 this week, on a steady decline over… Read More
Posted on December 1, 2014 by Scott Hamilton
By Bjorn Fehrm Nov. 25, 2014: In our article series around the performance of a modern airliner we have now come to the climb after takeoff. We started with cruise as this was simplest because the aircraft is… Read More
Posted on November 25, 2014 by Bjorn Fehrm
Subscription required. By Scott Hamilton and Bjorn Fehrm Introduction Low cost long haul service is gaining traction, but previous efforts proved difficult to be successful. Dating all the way back to Laker Airways’ Skytrain and the original PeoplExpress… Read More
Posted on November 19, 2014 by Scott Hamilton
Airbus, Airlines, Boeing, CFM, Premium, Rolls-Royce
747, 757, 767-300ER, 787, A330-900, A330-900neo, A340, A350-900, AirAsiaX, Airbus, Boeing, Canadair CL-44, Cebu Pacific, CFM, DC-10, DC-8-63, Douglas, Icelandair, Laker Airways, Loftleider, Luftansa Airlines, McDonnell Douglas, Norwegian Air, PeoplExpress, Rolls-Royce, WestJet
By Bjorn Fehrm In our first article on how to understand the fundamentals that make up airliner performance we defined the main forces acting on an aircraft flying in steady state cruise. We used the ubiquitous Boeing 737 in… Read More
Posted on November 13, 2014 by Bjorn Fehrm
The 10th Chinese airshow at Zhuhai opened today. It was a day with fewer announcements than expected from the usual suspects (Airbus, Boeing…) but the Chinese industry did not disappoint. China is now showing more and more of… Read More
Subscription required. By Bjorn Fehrm Introduction Over the last weeks we have looked at Boeing’s 757 replacement possibilities on its long and thin network niche, including a ground breaking launch interview for the A321neoLR with Airbus Head of… Read More
Posted on November 9, 2014 by Bjorn Fehrm
Fundamentals of airliner performance, Part 3
By Bjorn Fehrm In our first article about how to understand the performance of a modern airliner we defined the main forces that are acting on an aircraft flying in steady state cruise. In our clinic we use the… Read More
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Posted on November 19, 2014 by Bjorn Fehrm
Boeing, CFM, Leeham News and Comment, Uncategorized
737 MAX, Boeing, CFM, CFM Leap-1B