hysteresis synchronous motor

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• hysteresis motor — noun a type of synchronous motor in which the rotor consists of a central nonmagnetic core around which are rings of material with a high degree of magnetic hysteresis; it generates near constant torque at varying speeds, even when starting …   Wiktionary

• hysteresis motor — noun : a synchronous motor that utilizes the hysteresis effect in a solid rotor of permanent magnet material to achieve synchronism and is used especially in sound recording and reproducing machines …   Useful english dictionary

• electric motor — motor (def. 4). [1885 90] * * * Introduction       any of a class of devices that convert electrical energy to mechanical energy, usually by employing electromagnetic phenomena.       Most electric motors develop their mechanical torque by the… …   Universalium

• Electric motor — For other kinds of motors, see motor (disambiguation). For a railroad electric engine, see electric locomotive. Various electric motors. A 9 volt PP3 transistor battery is in the center foreground for size comparison. An electric motor converts… …   Wikipedia

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• гистерезисный синхронный двигатель — — [Я.Н.Лугинский, М.С.Фези Жилинская, Ю.С.Кабиров. Англо русский словарь по электротехнике и электроэнергетике, Москва, 1999 г.] Тематики электротехника, основные понятия EN hysteresis synchronous motor …   Справочник технического переводчика

• Direct torque control — (DTC) is one method used in variable frequency drives to control the torque (and thus finally the speed) of three phase AC electric motors. This involves calculating an estimate of the motor s magnetic flux and torque based on the measured… …   Wikipedia

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