Questions tagged [aircraft-systems]

The essential systems found on most aircraft, including power plants, fuel systems, electrical systems, and flight instruments.

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How Jozza Bombsight worked?

I'm looking some information about the so called Jozza Bombsight used for example on board of the Savoia-Marchetti SM-79 during WWII. Thank you
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What is the difference between the flight control systems of different F-16 models?

It is mentioned that the F-16 A/B variants had an analog flight control system (FCS), while the C/D versions introduced a digital FCS starting from block 40. Can somebody elaborate on the differences ...
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Using the APU for heating on the ground with engines shut down

I would like to refer one technical question to you that I couldn’t able to explain myself. It is from the FCOM Supplementary Procedures Chapter of a Boeing 737 Classic. This question concerns the use ...
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In aircraft air conditioning systems what are the differences between the air cycle machine system and the displacement blower type system?

I have seen reference to both these different air conditioning systems but can't understand what the key differences are and where each system would likely be found.. I.e is one system preferable over ...
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643 views

What is the difference between a pressure switch, high-pressure control, and low-pressure control in a landing gear hydraulic system?

This is an Arrow II landing gear diagram. In the diagram, the high and low pressure controls look like check valves. The pressure switch is unclear. What are these three items, and what purpose ...
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178 views

What information is recorded in aircraft sensor and maintenance logs?

I was wondering what the sensor and maintenance logs in an aircraft look like and what are the values logged? Like maybe the engine temperature, altitude, exhaust temperature, etc. I know the data is ...
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210 views

How efficient would it be to have a plane with the cockpit in the back?

Would it be efficient to have a passenger planes cockpit move to the back of the plane, rather than the front? What I have in mind is cameras on the fuselage and nosecone that connects to the cockpit ...
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67 views

How to compute actuator torque requirement for Variable pitch mechanism??

Suggest me any reference to compute the torque requirement for actuator/motor to control the pitch angle of propeller (Variable Pitch Propeller). Thanks in advance Arun Ravindran
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What is the AMIS?

What is the Aircraft Maintenance Information System (AMIS)? Online I found only a little information, in particular here: The Aviation Management Information System (AMIS) is used to collect, ...
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What are the steps to change the map light bulb in a Cessna T182T?

T182T has "eye socket" map light. I have removed the ceiling panel and a ring that holds the whole fixture in, but I cannot access the bulb. How do I change the bulb in the map light?
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Make a 3 engine turboprop electric or steam hybrid aircraft?

Was thinking about this, have a 2 engine regular turboprop with a third electric engine for extra performance (imagine a DC3 like the Conroy Tri-Turbo-Three). The 3rd electric engine would be run from ...
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173 views

Does an Airbus FAP display any indication of a full waste tank?

I have doubt about controls on FAP regarding Waste Tank. I understand when crew person clicks on Input On button, FAP displays the quantity of Water and Waste tank. But what happens when Waste Tank ...
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925 views

How does pendulous vane work?

The pendulous vane uses precession to correct a gyro by small jet air, but I do not know how it works. As far as I study, when gyro is tiled, one of the doors open and the other one is closed. This ...
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282 views

Will the new Boeing NMA be 'more electric' than the current B787?

I understand that the B787 is the 'most electric' aircraft to date, however there have been many issues with the plane, and I'm interested in knowing if the latest Boeing New Midsize Aircraft (NMA) - ...
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429 views

What is the CDSU for a governor with magnetic trim?

The governor is a spring-loaded, flyweight-operated, hydraulic control valve whose driving gear is in mesh with the differential output ring gear through the scavenge pump gear. The governor senses ...