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The first engine to test (FETT) completed its first run in April 2016. [9] This engine completed 375 cycles in 335 hours run-time, which validated the engine design in terms of aerodynamic performance, mechanical system behavior and secondary air system heat management. [10] The GE9X conducted icing tests in Winter 2017. [11]
General Electric Co said on Monday its GE9X engine for Boeing Co's 777X passenger jet has been certified by the U.S. aviation safety regulator, clearing a hurdle in the planemaker's path to bring ...
GE said on Monday it has received orders and commitments for more than 600 GE9X engines, and has delivered eight GE9X test engines and two test spares for Boeing's four 777X test aircraft.
It is one of three engines for the 777-200 and -200ER, and the exclusive engine of the -200LR, -300ER, and 777F. It was the largest jet engine , [ 3 ] until being surpassed in January 2020 by its successor, the 110,000 lbf (490 kN) GE9X , which has a larger fan diameter by 6 inches (15 cm).
The engine performance deteriorates with use as parts wear, meaning the engine has to use more fuel to get the required thrust. A new engine starts with a reserve of performance which is gradually eroded. The reserve is known as its temperature margin and is seen by a pilot as the EGT margin. For a new CFM International CFM56-3 the margin is 53 ...
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Rocket engines [14] Armstrong Siddeley Alpha; Armstrong Siddeley Beta; Armstrong Siddeley Delta; Armstrong Siddeley Gamma; Armstrong Siddeley Screamer; Armstrong ...
General Electric Company, doing business as GE Aerospace, [4] is an American aircraft engine supplier that is headquartered in Evendale, Ohio, outside Cincinnati.It is the legal successor to the original General Electric Company founded in 1892, which split into three separate companies between November 2021 and April 2024, adopting the trade name GE Aerospace after divesting its healthcare ...