Powerplant

Powerplant

The complete installation of an aircraft engine, propeller, and all accessories needed for its proper function.

Industry: Aviation

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Powerplant

pressure carburetor

Aviation; Aircraft maintenance

A carburetor installed on some aircraft reciprocating engines that uses the pressure difference between air inside the venture and ram air entering the carburetor to produce a fuel-metering force. ...

updraft carburetor

Aviation; Aircraft maintenance

A carburetor that mounts on the bottom of a reciprocating engine. Air entering the engine flows upward through the carburetor.

downdraft carburetor

Aviation; Aircraft maintenance

A carburetor that mounts on the top of a reciprocating engine. Air entering the engine flows downward through the carburetor.

permanent-mold casting

Aviation; Aircraft maintenance

A casting made in a reusable metal mold. The walls of permanent-mold castings can be made thinner than similar walls made by sand casting.

turbosupercharger

Aviation; Aircraft maintenance

A centrifugal air compressor driven by exhaust gases flowing through a turbine. The compressed air is used to increase the power produced by a reciprocating engine at altitude.

dwell chamber

Aviation; Aircraft maintenance

A chamber in a turbine engine into which the scavenged oil is returned. Entrained air separates from the oil in the dwell chamber before it is picked up by the pressure pump.