Questions tagged [fuel]
Different aircraft engines use different fuels; the most common types are Jet A or A-1 for jet and turboprop engines, and avgas for piston engines.
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WWII fuel gauge: single needle and dual range
In T-34 movie there is a scene where a WWII small aircraft is flying:
and the pilot warnings the official that they're running out of fuel and a quick close up of the cockpit shows the fuel gauge:
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Cruise with a single engine in a twin, good idea?
Airlines are looking to lower costs every single day.
I wonder if it makes economic sense (fuel costs) to operate a airliner using only one engine during cruise, while keeping the second engine at ...
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What are the parameters typically used by airlines to assess the fuel economy and efficiency for their flights?
Are there parameters that are typically being used by airlines to assess the fuel economy and efficiency done in their flights?
And how exactly those parameters are being used to do the assessments ...
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What are the standard numbers for fuel consumption (kg), kg/NM, and kg/h, of Boeing 737-300?
I'm currently working on a school project regarding the analysis of Boeing 737-300 fuel consumption. I'm working on some parameters that my supervisor gave me, which are :
Total fuel consumption (kg),...
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How diesel fuel is injected into the cylinder of a diesel engine?
I am wondering how is diesel fuel injected into the cylinder of a diesel engine. Despite the difficulties of detonation, I think maybe a gradual injection of fuel during the power stroke will be ...
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What percentage of US carriers do fuel hedging?
What is the percentage of US carriers that are hedging fuel? Who are they, other than Delta who still owns a refinery?
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Diesel engines market share in Piston Airplanes market
I am just trying to understand the diesel engines market-share in the piston airplanes market.
Any experience or idea about that ? Just to understand if it is 1% or 10% or more.
Thanks in advance for ...
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Do fuel tanks need to be pressurized?
Do fuel tanks need to be pressurized? It's my understanding that the pressure difference between the outside air and the inside fuel would force the kerosene out of the fuel tank. What stops this from ...
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Is there a specification of how efficient a fuel consumption / fuel burn of an airplane or engine could be?
I'm working on a project to determine whether, based on real flight data, is a flight efficient in its fuel burn/consumption. From the analysis of the flight data, i got fuel burn calculation, per ...
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Are auxiliary fuel tanks optional on the Boeing 737 Max 9?
Does the Boeing 737 Max 9 have auxiliary fuel tanks like the Boeing 737-900ER? And have any airlines ordered them without if optional?
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Approved Mixtures of Fuels in ROTAX 912 Engine
The Rotax 912 is a popular combustion engine in smaller general aviation aircraft in Europe. Due to a number of factors (including fuel cost), the Rotax-powered aircraft in our flight school are most ...
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How free are VTOL pilots to hover?
When piloting a Harrier or F35 can the pilot just hover at will?
Or is this possibly something that will eat up lots of fuel, and should only be done when planned? (like for landing)
Is spontaneously ...
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Cessna 172S model starting procedure
I just recently started flying a fuel injected cessna after flying carb heated M and P models, and have a question about the starting procedure- particularly about the “warm start”.
when we start the ...
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Nutritional value of jet fuel (from a microbe's point of view) and which of their byproducts is causing the fuel tank corrosion?
Self-described "pilot, aerospace engineer, and mad scientist" YouTuber Jack Schneider's video Growing Microbes in Jet Fuel explains that if a layer of water accumulates below jet fuel (due ...
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How to measure fuel level from uneven tank?
If you measure the fuel level with a dipstick on the C172 I fly, you can get two different readings. This is because directly under the filler cap opening there is a cuboid-shaped sensor. Obviously, ...