AvGas: Aviation Gasoline/Aircraft Fuel Properties and Use

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JP8 is a type of fuel used to power jet engines in military aircraft. By standards, JP8 is equivalent to the JetA used in commercial aircraft. Photo Credit: Greg Bishop.

Aviation Fuel Management

Aviation fuel management is critical to the proper operation of the plane. To ensure reliable and constant supply of aviation gasoline as fuel in modern aircraft, planes incorporate sophisticated fuel relay systems. At its basic level, aircraft fuel system components are composed of a combination of fuel tanks, boost pumps, fuel selector/shutoff valves, and fuel flow meters.

The system itself is further assisted by various sensors and actuating devices nonetheless, these basic components remain the same and ensure a ready-flow of fuel during flight operation. The consistency of fuel composition, fluidity and other properties of aircraft fuel ensures the proper operation of the plane, and reduces engine problems and other fuel-related issues.

Resources

ASTM International. ASTM D6227 – 10 Standard Specification for Grades UL82 and UL87 Unleaded Aviation Gasoline. (2011). Accessed January 1, 2012.

FAA. Aviation Gasoline. (2011). Accessed January 1, 2012.

ExxonMobil. World Jet Fuel Specifications with AvGas Supplement. (2005). Accessed January 1, 2012.

S. M. Rizvi. Basic Airframe Precis. PIA Training Centre.

Oxford Aviation Services. Joint Aviation Authorities Airline Transport Pilot’s License Theoretical Knowledge Manual. (2001). Accessed January 1, 2012.

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