Unbalanced Rotor Impedance Operation

Unbalanced Rotor Impedance Operation: Earlier Unbalanced Rotor Impedance Operation were employed for starting and speed control. They are not in use any more. However, a loose contact in the rotor…

Continue Reading Unbalanced Rotor Impedance Operation

Sequence Impedances and Networks of Synchronous Machine

Sequence Impedances and Networks of Synchronous Machine: Sequence Impedances and Networks of Synchronous Machine - Figure 10.11 depicts an unloaded synchronous machine (generator or motor) grounded through a reactor (impedance…

Continue Reading Sequence Impedances and Networks of Synchronous Machine

Induction Motor Drives Articles

Induction Motor Drives Articles: Braking of Induction Motor Drive : Following methods are employed for Braking of Induction Motor Drive: Regenerative braking Plugging or reverse ... Braking of Single Phase…

Continue Reading Induction Motor Drives Articles

Fundamentals of Electrical Drives Articles

Fundamentals of Electrical Drives Articles:   This Fundamentals of Electrical Drives Articles which includes the following topics: Electric Drive Motor Types of Electrical Drives Choice of Electrical Drives Torque Equation…

Continue Reading Fundamentals of Electrical Drives Articles

Electrical Drives Articles

Electrical Drives Articles: Advantage and Disadvantage of Stepper Motors Application of Variable Speed Drives Armature Voltage Control using Transformer Battery Powered Vehicles Braking of Induction Motor Drive Braking of Single…

Continue Reading Electrical Drives Articles

Starting of Induction Motor Drives

Starting of Induction Motor Drives: Starting of Induction Motor Drives arrangement is chosen based on the load requirements and nature of supply (weak or stiff). It may be required to…

Continue Reading Starting of Induction Motor Drives

Protection of Alternators

Protection of Alternators: The generating units, especially the larger ones, are relatively few in number and higher in individual cost than most other equipment's. Therefore, it is desirable and necessary…

Continue Reading Protection of Alternators