- Industry: Government
- Number of terms: 35337
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Prevention of the formation of ice on a surface. anti-propeller end. The end of a reciprocating engine that does not attach to the propeller. Also called the accessory end.
Industry:Aviation
Primary lead. The wire that connects the primary winding of a magneto to the ignition switch. The magneto is turned off by grounding its P-lead.
Industry:Aviation
Procedure used for separating various components from a physical mixture of liquids. Crude oil is a mixture of many different types of hydrocarbon fuels which can be separated by carefully raising its temperature. The first products to be released, those having the lowest boiling points, are some of the gaseous fuels; next are gasoline, kerosene, diesel fuel, heavy fuel oils, lubricating oils, and finally, tar and asphalt.
Industry:Aviation
Pulverized wood or cotton fibers mixed with an adhesive. Flock, attached to a wire screen, acts as an effective induction air filter for small reciprocating engines.
Industry:Aviation
Ratio of the number of pounds of fuel to the number of pounds of air in the mixture burned in cylinders of a reciprocating engine.
Industry:Aviation
Reciprocating engine cylinders with hard chromium-plated walls. The surface of this chrome plating forms a spider web of tiny stress cracks. Deplating current enlarges the cracks and forms channels that hold lubricating oil on the cylinder wall.
Industry:Aviation
Rotating in opposite directions. Turbine rotors are contrarotating when the different stages have a common center, but turn in opposite directions.
Industry:Aviation
Scratching the surface of the cylinder wall with an abrasive to produce a series of grooves of microscopic depth and uniform pattern. The honed pattern holds oil to lubricate the cylinder walls.
Industry:Aviation
