- Industry: Government
- Number of terms: 35337
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The curved surface of a propeller blade. The back of a propeller blade corresponds to the upper surface of an airplane wing.
Industry:Aviation
The cycle of energy transformation of a gas turbine engine.
Industry:Aviation
The cycle of energy transformation of a reciprocating engine.
Industry:Aviation
The deformation of a metal part that is continually exposed to high centrifugal loads and temperatures.
Industry:Aviation
The designer and developer of the first turbojet engine to power an airplane. His HeS3b engine was built in Germany by the Heinkel Company and it flew in a Heinkel He178 airplane on August 27, 1939.
Industry:Aviation
The device in a fuel metering system, such as a carburetor or fuel injection system, that keeps the fuel-air mixture ratio constant as the density of air changes with altitude.
Industry:Aviation
The difference between the geometric and effective pitch of a propeller.
Industry:Aviation
The difference between the valve seat and the valve face angles. Normally, the valve seats are ground with between 0.5º and 1º greater angle than the valve face. This allows the face to touch the seat with a line contact that provides the best sealing.
Industry:Aviation
The difference in the bore diameter of a reciprocating engine cylinder in the area of the head and in the center of the barrel.
Industry:Aviation
