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Fuel Fraction in Aircraft Design Formulas

Fuel Fraction is the ratio between weight of fuel caried by a plane to the aircraft total take off weight. And is denoted by Ff.

Formulas to find Fuel Fraction in Aircraft Design

fxFuel Fraction​Go
fxFuel Fraction given Takeoff Weight and Empty Weight Fraction​Go

Aircraft Design formulas that make use of Fuel Fraction

fxPreliminary Take off Weight Built-Up for Manned Aircraft given Fuel and Empty Weight Fraction​Go
fxFuel Weight given Fuel Fraction​Go
fxTakeoff Weight given Fuel Fraction​Go
fxPayload Weight given Fuel and Empty Weight Fractions​Go
fxCrew Weight given Fuel and Empty Weight Fraction​Go
fxEmpty Weight Fraction given Takeoff Weight and Fuel Fraction​Go

List of variables in Aircraft Design formulas

fx Fuel Weight to be Carried ​Go
fx Desired Takeoff Weight ​Go
fx Empty Weight Fraction ​Go
fx Payload Carried ​Go
fx Crew Weight ​Go

FAQ

What is the Fuel Fraction?
Fuel Fraction is the ratio between weight of fuel caried by a plane to the aircraft total take off weight.
Can the Fuel Fraction be negative?
{YesorNo}, the Fuel Fraction, measured in {OutputVariableMeasurementName} {CanorCannot} be negative.
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