Showing posts with the label Electrical MachinesShow all
What is Open Circuit Test of Transformer ? Phasor Diagram & Calculation
The performance ( efficiency, regulation, losses ) of a transformer is best ju…
What is Blocked Rotor Test of Induction Motor ?
Blocked rotor test, it is quite opposite to the no-load test of the inductio…
What is Ideal Transformer ? - Phasor Diagram & Model
What is Ideal Transformer ? An ideal transformer is one that has no losse…
What is a Transformer ? - Definition & Working Principle of Transformer
As we know that most electrical power plants are located far away from the loa…
Necessity and Methods of Starting an Three Phase Induction Motor
Necessity for Starting an Three phase Induction Motor : In a 3-phase Indu…
Shaded Pole Induction Motor - Construction, Working Principle & Applications
As we know that a single-phase induction motor is not a self-starting motor. …
Speed Control of DC Series Motor - Flux & Rheostatic Control
In a dc motor, speed will depend on armature current and field voltage. So to…
Power Flow Diagram & Power Developed by Synchronous Motor
The phasor diagram of a synchronous motor is shown below. From the phasor diagram, …
EMF Equation of a Synchronous Generator or Alternator
We know that in a synchronous generator or alternator when the conductor o…
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What is Open Circuit Test of Transformer ? Phasor Diagram & Calculation