Types of Armature Winding in Electric Machine: We Know that field and Armature Winding Machine are the essential features of electric machines. The field windings are simple arrangements with concentrated…
Synchronous Machine Working Principle: Figure 5.2 shows the simplified version of an ac Synchronous Machine Working Principle with a 2-pole field winding on the rotor and a single coil aa'…
Rotating Electrical Machines: We Know that electromechanical energy conversion takes place whenever a change in flux is associated with mechanical motion. Speed voltage is generated in a coil when there…
Tap Changing Transformer | Off Load Tap Changer |On Load Tap Changing: Tap Changing Transformer -Voltage variation in power systems is a normal phenomenon owing to the rapid growth of…
Variable Frequency Transformer | Application: So far we have considered transformers which operate at fixed frequency (50 Hz). Their purpose is to transform electric power from one voltage level to…
Sumpner Test of Transformer: While OC and SC tests on a transformer yield its equivalent circuit parameters, these cannot be used for the 'heat run' test wherein the purpose is…
Electrical Machines Articles: This Electrical Machines Articles which includes the following topics: Electric Generator Diagram Types of Rotating Electric Machine Recent Trends in Electric Machines Magnetic Field Equation BH Curve…
Modern Power System Articles: This Modern Power System Articles which includes the following topics: Introduction to Modern Power System Planning Diversity Factor in Power System Load Forecasting Techniques in Power…