## Speed Torque Characteristics In Three Phase Induction Motor

Uptill now, we have seen torque – slip characteristics of an induction motor. To compare the performance of induction motor with d.c.…

## Slip Ring Rotor Or Wound Rotor In Three Phase Induction Motor

In this type of construction, rotor winding is exactly similar to the stator. The rotor carries a three phase star or delta…

## Squirrel Cage Rotor Three Phase Induction Motor

The rotor core is cylindrical and slotted on its periphery. The rotor consists of uninsulated copper or aluminium bars called rotor conductors.…

## V Curves And Inverted V Curves Of Synchronous Motor

From the previous article, it is clear that if excitation is varied from very low (under excitation) to very high (over excitation)…

## Multiple Choice Questions Of Synchronous Generator Part 1

Hello Engineers. 1. In an alternator, voltage drops occurs in (A) armature resistance only (B) armature resistance and leakage reactance (C)…

## Synchronization With Infinite Bus Bar

There is a specific procedure of connecting synchronous machine to infinite bus bars. Infinite bus bar is one which keeps constant voltage…

## Synchronous Condensers

When synchronous motor is over excited it takes leading p.f. current. If synchronous motor is on no load, where load angle ? is very…

## Synchronous Induction Motor

In the applications where high starting torque and constant speed are desired then synchronous induction motors can be used. It has the…

## Direction Of Rotation Of D.C. Motor

1. Direction of Rotation of Motor The magnitude of the force experienced by the conductor in a motor is given by, F…

## Power Equation Of A D.C. Motor

The voltage equation of a d.c. motor is given by, V = Eb + Ia Ra Multiplying both sides of the above equation by…