Pascal Chrétien, the designer and pilot of an electric rotorcraft that flew in 2011, is forming a company that aims to offer hybrid power for aircraft, notably helicopters. The patented technology is called Tetraero, and according to its promoters its main benefit would be in safety.
Dassault Falcon 900B, Gatwick, UK, Jan. 20, 2007–The UK’s Air Accidents Investigation Branch (AAIB) has ruled the probable cause of the uncontained engine failure was the fracturing of a stage-two low-pressure (LP) turbine blade due to a casting defect, with the possibility that this was caused by a third-stage blade failure.
The list of events that must be reported to the NTSB will grow if the agency adopts proposed changes to NTSB Part 830.
I have been following some of the discussion about the February flight of a British Airways 747-400 from Los Angeles to London after one of the airplane’s engines failed on takeoff. In addition to statements from the FAA, much has been written about this event, both in the aviation press and on the Internet, particularly among pilots and the academic community.