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jet engine - What are the differences between fuel types …
2015年1月30日 · 87UL/E0 (similar fuels are called 82UL or 85UL) -- This is a tightly specified form of motor gasoline (mogas) -- without any ethanol or oxygenates in it, as many aircraft fuel systems aren't compatible with ethanol -- that is used in low-compression aviation piston engines mounted in airframes certified or STCed for operation on motor gasoline ...
How is fuel weight calculated? - Aviation Stack Exchange
2018年2月20日 · The maximum fuel weight is the difference between maximum ramp weight and zero fuel weight (which is 562,000−361,000=201,000kg) Max take-off weight is a bit less than maximum ramp weight, but we'll handwave over taxi fuel for simplicity. The point here is that if you can fill the aircraft with cargo, it would be too heavy if you also filled ...
fuel - Why do jet engines use kerosene rather than gasoline?
2015年3月5日 · natural gas is commonly used as a turbine fuel in pumping stations: it's already there and thus is "free". The required pressure vessels make it impractical to use as an aircraft fuel. So kerosene basically became the standard turbine fuel because it's: cheap: kerosene makes up a rather large fraction of crude oil.
How much water should there be in Jet fuel for it to be considered …
2024年11月13日 · The Current Regulatory Provisions on Aviation Fuel Safety: There are no SARPs yet on the aviation fuel. Following an accident met by A330 aircraft of Cathay Pacific Airlines in Hong Kong in 2010, the International Air Transport Association (IATA) had developed a manual on Civil Aviation Jet Fuel Supply which was later on circulated by ICAO as ...
Jet-B a viable fuel for spark ignition piston aircraft? - Aviation ...
2025年1月30日 · The absolute majority of all fuel used world-wide is Jet-A (or similar). All the large jet and turboprop airliners use this and it is available world-wide at large airports. Aviation fuel 100LL is available to be use by piston aircrafts. The majority of that fuel is still used by high performance turbo piston engines.
refueling - How do you know which fuel an aircraft uses?
2017年7月11日 · They can also often burn aviation gasoline or avgas/jet mixes but under operating restrictions that will be mentioned in the AFM. Large turbine engines will require jet fuel, and kerosene-based jet fuel at that -- they cannot run on wide-cut jet fuels such as Jet-B or JP-4, likely due to boiloff issues. These aircraft take enough fuel, though ...
What are the ICAO fuel reserve requirements? - Aviation Stack …
2014年5月6日 · Additional fuel (if needed to guarantee ability to reach an alternate with an engine failure or at lower altitude due to a pressurization loss) Discretionary fuel (if the pilot in command wants it) General Aviation. For general aviation, ICAO Annex 6 Part II, section 2.2.3.6 "Fuel and oil supply" requires:
Are there ways to avoid using leaded fuel in older aircraft?
2022年2月26日 · See this answer for a general perspective on the use of unleaded aviation fuel. The following from that answer should be noted - The following from that answer should be noted - In July of 2021 the FAA approved Supplemental Type Certificates (STCs) authorizing use of G100UL high-octane unleaded avgas in aircraft piston engines, without ...
fuel - Do Jet-A and 100LL smell different? - Aviation Stack Exchange
2015年2月26日 · $\begingroup$ @voretaq7 - assuming, of course, that the fuel in the tank matches the sign -- my dad (and a few other people) once got an engine rebuilt for "free" when a gas station pumped diesel into his tank instead of gasoline, apparently the delivery truck put the diesel in the wrong tank.
What difference does altitude make on fuel efficiency? - Aviation …
2022年12月27日 · Obviously if there is a need to fly higher (Concorde for example), thrust can be increased but at the expense of a higher fuel consumption $\Rightarrow$ more fuel $\Rightarrow$ more weight. Another limitation of flying higher is structural: the cabin has to be pressurised to a value which is comfortable and let the passengers freely breathe.