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2. Ducted fan - Wikipedia

   en.wikipedia.org/wiki/Ducted_fan

   In aeronautics, a ducted fan is a thrust-generating mechanical fan or propeller mounted within a cylindrical duct or shroud. Other terms include ducted propeller or shrouded propeller . [ 1 ] When used in vertical takeoff and landing ( VTOL ) applications it is also known as a shrouded rotor .

3. Components of jet engines - Wikipedia

   en.wikipedia.org/wiki/Components_of_jet_engines

   Compressor or fan — The compressor is made up of stages. Each stage consists of rotating blades and stationary stators or vanes. As the air moves through the compressor, its pressure and temperature increase. The power to drive the compressor comes from the turbine (see below), as shaft torque and speed.

4. Hood scoop - Wikipedia

   en.wikipedia.org/wiki/Hood_scoop

   Functional hood scoop on a Subaru Impreza WRX. A hood scoop (North American English) or bonnet scoop (Commonwealth English), sometimes called bonnet airdam and air dam, is an upraised component on the hood of a motor vehicle that either allows air to directly enter the engine compartment or appears to do so.

5. Centrifugal fan - Wikipedia

   en.wikipedia.org/wiki/Centrifugal_fan

   A centrifugal fan is a mechanical device for moving air or other gases in a direction at an angle to the incoming fluid. Centrifugal fans often contain a ducted housing to direct outgoing air in a specific direction or across a heat sink; such a fan is also called a blower, blower fan, or squirrel-cage fan (because it looks like a hamster wheel).

6. Air dam - Wikipedia

   en.wikipedia.org/wiki/Air_dam

   Air dam may refer to various aerodynamic devices: Spoiler (car), on automobiles; Spoiler (aeronautics), on aircraft; Trailer skirt, on semi-trailers

7. Ventilation (architecture) - Wikipedia

   en.wikipedia.org/wiki/Ventilation_(architecture)

   Air can be exhausted through pressurized hoods or the use of fans and pressurizing a specific area. [35] A local exhaust system is composed of five basic parts: A hood that captures the contaminant at its source; Ducts for transporting the air; An air-cleaning device that removes/minimizes the contaminant; A fan that moves the air through the ...

8. Airbreathing jet engine - Wikipedia

   en.wikipedia.org/wiki/Airbreathing_jet_engine

   Compressor or Fan – The compressor is made up of stages. Each stage consists of rotating blades and stationary stators or vanes. As the air moves through the compressor, its pressure and temperature increase. The power to drive the compressor comes from the turbine (see below), as shaft torque and speed.

9. Fenestron - Wikipedia

   en.wikipedia.org/wiki/Fenestron

   An SA 342M Gazelle of the French Army's Light Aviation (ALAT), the first Fenestron-equipped helicopter to enter production Fenestron on a Kawasaki OH-1 reconnaissance helicopter Fenestron on a Kamov Ka-60 at the MAKS Air Show, 2009. The concept of the Fenestron was first patented in Great Britain by the Glaswegian engineering company G. & J ...