Speed Control of D.C. Shunt Motor (Part1) 1. Flux Control As indicated by the speed equation, the speed is inversely…
It is seen earlier that motor armature current is decided by the load. On light load or no load, the…
Instead of just stating the applications, the behaviour of the various characteristics like speed, starting torque etc., which makes the…
Speed Control of D.C. Shunt Motor (Part2) 2. Armature Voltage Control Method or Rheostatic Control The speed is directly proportional…
Speed Control of D.C. Shunt Motor (Part3) 3. Applied Voltage Control Multiple voltage control : In this technique the shunt field…
Compound motor characteristics basically depends on the fact whether the motor is cumulatively compound or differential compound. All the characteristics…
i) Torque - Armature current characteristics For a d.c. motor T α Φ Ia For a constant values…
The armature reaction is nothing but the effect of flux produced by armature conductors on the distribution of main flux…
i) Torque - Armature current Characteristics In case of series motor the series field winding is carrying the entire armature…
Q1: Where do we require single-phase induction motors? Ans: Single-phase induction motors are required where (i) 3 phase supply is not…