Power Measurement in Single Phase Circuit by Wattmeter: Wattmeters are generally used to measure power in the circuits. A wattmeter principally consists of two coils, one coil is called the…
Single Phase Dual Converter Circuit Diagram with Four Quadrant of Operation: We have seen that Single Phase full Converters with inductive loads allow only a two-quadrant operation. If two of…
Equivalent Circuit of Single Phase Induction Motor: Equivalent Circuit of Single Phase Induction Motor - The winding unbalance and the fact that both the main and auxiliary windings are fed…
Polyphase Circuits Articles: Polyphase System: In an ac system it is possible to connect two or more number of individual circuits to a common polyphase source. Though it is possible…
Single Stage Transistor Amplifiers Articles: What is Single Stage Transistor Amplifier? – Circuit Diagram and its Workings: When only one transistor with associated circuit is used for increasing the strength…
Negative Phase Sequence Relay: A negative phase sequence relay (or phase unbalance) is essentially provided for the protection of generators and motors against unbalanced loading that may arise due to…
Speed Control of Single Phase Induction Motor: The stator winding of a speed control of single phase induction motor can easily be arranged to give two synchronous speeds, one double…
Speed Control of Three Phase Induction Motor: The problem of speed control of three phase induction motor in particular is of great practical importance. In a number of industries motors…