ward-leonard speed control system
1Ward Leonard control — Ward Leonard Control, also known as the Ward Leonard Drive System, was a widely used DC motor speed control system introduced by Harry Ward Leonard in 1891. In early 1900s, the control system of Ward Leonard was adopted by the U.S Navy and also… …
2Harry Ward Leonard — Infobox Scientist name = Harry Ward Leonard box width = image width = 229px caption = Harry Ward Leonard birth date = February 8, 1861 birth place = Cincinnati, Ohio, U.S.A death date = February 18, 1915 death place = New York, U.S.A residence =… …
3Harry Ward Leonard — (* 8. Februar 1861 in Cincinnati, Ohio; † 18. Februar 1915 in New York) war ein US amerikanischer Elektroingenieur und Erfinder. Seine 30 jährige Karriere spannte sich vom späten 19. bis in das frühe 20. Jahrhundert. Er wurde mit seiner …
4Harry W. Leonard — Harry Ward Leonard (* 8. Februar 1861 in Cincinnati; † 18. Februar 1915 in New York) war ein US amerikanischer Elektroingenieur und Erfinder. Seine 30 jährige Karriere spannte sich vom späten 19. bis in das frühe 20. Jahrhundert. Er wurde mit… …
5Direct 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… …
6система регулирования скорости двигателя постоянного тока — — [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 Ward Leonard speed control system …
7Diesel locomotive — Three styles of diesel locomotive body: cab unit, hood unit and box cab. These locomotives are operated by Pacific National in Australia …
82009–2011 Toyota vehicle recalls — Two of the vehicles under recall: the Toyota Camry (top) and the Toyota Corolla Three separate but related recalls of automobiles by Toy …
9Brushed DC electric motor — A brushed DC motor is an internally commutated electric motor designed to be run from a direct current power source. Contents 1 Simple two pole DC motor 2 The commutating plane 2.1 Compensation for stator field distortion …
10History of the Internet — Main article: Internet The history of the Internet starts in the 1950s and 1960s with the development of computers. This began with point to point communication between mainframe computers and terminals, expanded to point to point connections… …
