Aviation

Aviation

Dealing with vehicles or machines used in flight or propulsion through the air.

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Aviation > Aeronautics

regenerative braking

Aviation; Aeronautics

A method of slowing the rotating armature of an electric motor. When the brake control switch is moved to the STOP position, it removes power from the motor and connects the ...

ultrasonic soldering

Aviation; Aeronautics

A method of soldering aluminum with soft solder. Aluminum is difficult to solder because, when it is heated, oxides form on its surface and prevent the solder wetting the ...

wave soldering

Aviation; Aeronautics

A method of soldering components to a printed circuit (PC) board. All the components are assembled on the PC board, and the side of the board on which the copper strips are formed ...

sonic soldering

Aviation; Aeronautics

A method of soldering metals, such as aluminum, that are normally difficult to solder because of the speed with which surface oxides build up. The surface to be soldered is ...

sweat soldering

Aviation; Aeronautics

A method of soldering two pieces of sheet metal together. Both surfaces that form the seam are tinned (covered with a thin coating of solder), and the joint is assembled. The ...

stop drilling

Aviation; Aeronautics

A method of stopping the growth of a crack in a piece of metal by drilling a small hole at the end of the crack. A crack in a piece of metal subject to vibration will continue to ...

laser memory

Aviation; Aeronautics

A method of storing a large amount of digital information permanently and inexpensively on a disk similar to but smaller than a phonograph record. A high-power laser burns ...