Результаты (
английский) 2:
[копия]Скопировано!
Who invented the induction motor?
- As I recall, a professor from Turin Ferrari and American engineer Tesla did it. At first it is a little recognized technical achievement.
- But it was a very important achievement! The principle of the induction motor has not changed since then, although it has been greatly improved, and its capacity has increased many times over. How it works?
- It is known as "squirrel-cage". Two copper or aluminum rigid rings are connected parallel rods. This structure is embedded in a copper cylinder, located on a shaft which is a rotor rotating part. The fixed part, the stator consists of a plurality of interconnected electrical conductors, called windings.
- Of course. However, the disadvantage of this engine has been its constant speed. It was only in 1959, researchers from the University of Bristol have managed to build a two-speed motor.
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