How to control speed of DC motor with AC power?
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Answer Posted / poorna
i think in all the above mentioned method there is a
disadvantage of motor reversal motor reversal cannot be
easily obtained we have to change the armature or feild
terminals, as magnetic field time const is much high field
reversal is not generally employed, even the reversal of
armature terminal is also not done as it may results in
jerks, so the best way is TO HAVE DUAL CONVERTER TO CONTROL
THE MOTOR IA ALL FOUR QUADRANTS
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