What is meant by excitation?
"Self Excited vs Magneto". Licensed under PD-US via Wikipedia Electric generators work on the principle of electromagnetic inducti...Read More
What is hunting in synchronous machine?/Phase Swinging/Surging
With the extensive use of synchronous machines, the importance of thoroughly investigating the influence of electrical constants such as res...Read More
Torque Equation of D.C. Motor
In D.C. machine it is seen that the machine torque is uniform for given flux per pole and armature current. Torque is defined as the produc...Read More
Back E.M.F.
What is Back e.m.f. ? When the armature of a dc motor rotates under the influence of the driving torque, the armature conductor move through...Read More
Necessity of Connecting Alternator in Parallel
For high efficiency of operation, reliability, convenience and economy in maintenance and repair and possibility of additions to plant with ...Read More
Star Delta Starter
If normal supply voltage is applied to the stationary motor then a very large initial current is taken by the stator for short while. This w...Read More
Capacitor Start Capacitor Run Induction Motor
Capacitor Run Induction Motor-Representational Image We know that single phase induction motor is not self starting due to the absence of ...Read More
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