Synchronous Condenser Section view showing interior construction of condenser  A  synchronous condenser  (sometimes called a  synch...

Resistive and reactive AC circuits Consider a circuit for a single-phase AC power system, where a 120 volt, 60 Hz AC voltage source is...

Standing waves and resonance Standing waves Whenever there is a mismatch of impedance between transmission line and load, reflectio...

Wave-guides A  waveguide  is a special form of transmission line consisting of a hollow, metal tube. The tube wall provides distributed...

Technology for Volt & Current: Working principal of Volt and Current in Measuring circuit

Static Electricity It was discovered centuries ago that certain types of materials would mysteriously attract one another after being ...

 Voltmeters and Ammeters AC electromechanical meter movements come in two basic arrangements: those based on DC movement designs, and th...

Transformer Energy losses When transformers transfer power, they do so with a minimum of loss. As it was stated earlier, modern pow...

Stepper Motor •A stepper motor is a widely used device that translates electrical pulses into mechanical movement •The stepper motor is ...

Star Point grounding  Part-B Please read Part-A  Post for better understanding .

Introduction Part-A Grounding is defined as electrical equipment connected directly to mother earth, or to some conducting body that s...

 Synchronization Distributed Redundant is a common UPS system design used in the market today. This design uses multiple UPS modules tha...

Alkaline Batteries The world of storage power with Batteries have become one of the most important and most

Protection against over voltage  1. Why protection of transmission line important? It is essential for electrical power engineers to re...

Stepper motors A  stepper motor  is a "digital" version of the electric motor. The rotor moves in discrete steps as commanded...

AC Bridge Circuits As we saw with DC measurement circuits, the circuit configuration known as a  bridge  can be a very useful way...

 Interview questions with answer  Q:Why syn. generators are used for the production of electricity?

Gas Turbine Power Plant An internal combustion engine in which expanding gases from the combustion

Long and Short Transmission Lines In DC and low-frequency AC circuits, the characteristic impedance of parallel wires is usually ignor...

Wound rotor induction motors A  wound rotor  induction motor has a stater like the squirrel cage induction motor, but a rotor with insu...