Synchronous Machine

Synchronous Machine:

Armature Reaction in Synchronous Machine : By using Simple circuit model of the synchronous machine was obtained by making the assumption that the magnetic circuit …


Brushless DC Motor Working Principle : The term Brushless DC Motor Working Principle is applied to many configurations of ac synchronous motors in which semiconductor …


Capability Curve of Synchronous Generator : Capability Curve of Synchronous Generator defines the bounds within which it can operate safely. Various bounds imposed on the …


Circuit Model of Synchronous Machine : By assuming linearity of the magnetic circuit, it is possible to obtain simple …


Determination of the Synchronous Reactance : Determination of the Synchronous Reactance With the assumption of a linear magnetic circuit, the circuit model (per phase) of a  synchronous machine is as …


Effect of Armature Reaction : The Effect of Armature Reaction is dependent on the power factor at which the machine is operating and upon the …


Hunting in Synchronous Machine : So far the operation of the synchronous machine under steady-state conditions at constant (synchronous) speed has been considered. Under these …


Introduction to Synchronous Machine : A synchronous machine is one of the important types of electric machines; in fact all …


Operating Characteristics of Synchronous Machine : The Operating Characteristics of Synchronous Machine are examined here under conditions of variable load and variable excitation. One of …


Parallel Operation of Synchronous Generator : We already know that synchronous machine connected to infinite bus-bars. Parallel Operation of Synchronous Generator of two finite size …


Power Flow Transfer Equations : Power Flow Transfer Equations – The flow of active and reactive power in a synchronous link will now be studied. …


Realistic Machine : A realistic synchronous machine will have resistance ra and leakage reactance x1 per armature phase which can be assumed …


Salient Pole Synchronous Machine Two Reaction Model : In a Salient Pole Synchronous Machine Two Reaction Model the flux established by a mmf wave is …


Short Circuit Transient in Synchronous Machine : The Short Circuit Transient in Synchronous Machine being electrical in nature is much faster than the electromechanical dynamics …


Single Phase Synchronous Generators : Certain applications, usually restricted to less than 10 kVA are better served by a single-phase …


Slip Test : Determination of Xd and Xq: Direct and quadrature axis reactances of a salient-pole synchronous machine can be estimated by means of a …


Synchronous Machine Model and Its Basics : Synchronous Machine Model and Its Basics – As stated above the cylindrical-rotor synchronous machine offers constant permeance to …


Synchronous Machine on Infinite Bus Bars : Synchronizing to Infinite Bus Bars – A definite procedure has to be followed in connecting a synchronous machine …


Voltage Regulation : The voltage regulation of a synchronous generator is defined on lines similar to that of a transformer. Consider the generator supplying full-load …