Joule

Joule

Unit of energy or work used in rating gas turbine ignition systems. A joule is equal to the amount of energy expended in one second by an electric current of one ampere through a resistance of one ohm.

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Industry/Domain: Aerospace
Category: Control systems
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joule

Weather; Meteorology

A unit of energy in the mks system equal to 107 ergs, 1 Watt second, or 0. 2389 calories.

joule

Industrial machinery; Industrial lubricants

A unit of work, energy, or heat. 1J (joule)=1 Nm) (Newton meter).

joule

Astronomy; Mars

The s. I. Unit of energy, work, or quantity of heat. It is the force of one newton acting over a distance of a meter.

joule

Biotechnology; Genetic engineering

(SI symbol: J) The amount of energy needed to apply a force of 1 newton over a distance of 1 metre.

joule (J)

Engineering; Electronic engineering

The SI unit of work. One joule is the work performed when the point of application of one newton is moved one meter in the direction of the applied force.

joule

Physics; General physics

A unit used to measure energy or work. The joule is named after James Prescott Joule.

navigation light assembly

Aerospace; Control systems

Light on an airplane that indicates the plane's position and orientation; red light on the left (port) wing tip and green light on the right (starboard) wing tip.

admition and disposition (AAD)

Aerospace; Control systems

Admission and disposition of the personal in aeronautics.

shroud

Aerospace; Control systems

Device used with turbine rotor to prevent blade tip losses and excessive vibrations. The shrouded blades can be thinner than unprotected ones.

simplex nozzles

Aerospace; Control systems

Single-orifice channels through which highly atomized and accurately shaped sprays of fuel go into the combustion chamber.

solvent immersion

Aerospace; Control systems

Cleaning method in which parts are immersed in solvent to remove carbon,gum, grease, and other surface contaminants.

span

Aerospace; Control systems

Dimension of an airfoil from tip to tip or from root to tip.

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