PPRuNe Forums - View Single Post - Jet Aircraft Fuel Burn Variations with Altitude
Old 28th Mar 2016, 04:11
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N1EPR
 
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Jet fuel burn

Jets normally fly at a fixed Mach. Since TAS decreases above FL240 when flying a fixed Mach number the FL240 you are using provides a much higher TAS as well compared with FL 360.
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