Dynamic Voltage Restorer is a series connected device that injects voltage into the system in order to regulate the load…

1) TAP CHANGING TRANSFORMERS Electronic tap changing is achieved via the use of back to back thyristors (SCR) with a…

SOURCES OF UNBALANCE Unbalance may generate due to the unequal drops in individual phase or unbalanced in three phase loading.…

An online UPS accepts input power with relatively wide variations in voltage and frequency, a common occurrence in power produced…

• SPDs should be installed with the shortest lead length possible and as close as possible to the load it…

Poor power quality is characterized by electrical disturbances, such as transients, surges, sags, power interruptions and harmonics. The disturbances can…

Conventional electromagnetic devices as well as semiconductor applications act as sources of harmonics. Conventional electromagnetic devices include stationary transformer as…

IMPULSE TRANSIENT, OSCILLATORY TRANSIENT, VOLTAGE DIPS, VOLTAGE SWELLS OR SURGES, OVER VOLTAGE, UNDER VOLTAGE, WAVEFORM DISTORTION OR HARMONICS, NOTCHING, NOISE…

Energy management is the process of monitoring, coordinating, and controlling the generation, transmission, and distribution of electrical energy. The physical…

Hydroelectric power generation involves the storage of a hydraulic fluid, normally water, conversion of the hydraulic energy of the fluid…