primary+induction

См. также в других словарях:

• Induction hardening — is a form of heat treatment in which a metal part is heated by induction heating and then quenched. The quenched metal undergoes a martensitic transformation, increasing the hardness and brittleness of the part. Induction hardening is used to… …   Wikipedia

• primary — [prī′mer΄ē, prī′mə rē] adj. [ME prymary < L primarius < primus, first: see PRIME] 1. first in time or order of development; primitive; original; earliest 2. from which others are derived; fundamental; elemental; basic 3. designating colors… …   English World dictionary

• Induction coil — An induction coil or spark coil (archaically known as a Ruhmkorff coil) is a type of disruptive discharge coil. It is a type of electrical transformer used to produce high voltage pulses from a low voltage DC supply. To create the flux changes… …   Wikipedia

• induction heating — a method of heating a conducting material, as metal in a furnace, by using electromagnetic induction to establish a current in the material. [1915 20] * * * Method of raising the temperature of an electrically conductive material by subjecting it …   Universalium

• Induction cooker — Induction stove (top view) …   Wikipedia

• Induction motor — An induction motor (IM) is a type of asynchronous AC motor where power is supplied to the rotating device by means of electromagnetic induction. Other commonly used name is squirrel cage motor due to the fact that the rotor bars with short… …   Wikipedia

• induction motor — noun : any of several alternating current motors in which the torque is produced by the reaction between a varying or rotating magnetic field that is generated in stationary field magnets and the current that is induced in the coils or circuits… …   Useful english dictionary

• primary — I. adjective Etymology: Middle English, from Late Latin primarius basic, primary, from Latin, principal, from primus Date: 15th century 1. first in order of time or development ; primitive < the primary stage of civilization > < the primary… …   New Collegiate Dictionary

• primary — primariness, n. /pruy mer ee, meuh ree/, adj., n., pl. primaries. adj. 1. first or highest in rank or importance; chief; principal: his primary goals in life. 2. first in order in any series, sequence, etc. 3. first in time; earliest; primitive.… …   Universalium

• induction machine — noun 1. : an electric machine operating by electrostatic induction 2. : an alternating current machine (as an induction motor or induction generator) in which primary and secondary windings rotate with respect to each other and in which energy is …   Useful english dictionary

• primary — pri•ma•ry [[t]ˈpraɪ mɛr i, mə ri[/t]] adj. n. pl. ries 1) first in rank or importance; chief: one s primary goal in life[/ex] 2) first in order in any series, sequence, etc 3) first in time; earliest 4) of or pertaining to primary school: the… …   From formal English to slang