Electrical power system harmonic problems are mainly due to the substantial increase of non-linear loads due to the technological advances,…

There are so many Technical methods for the prevention and correction of voltage sag a few of them are described…

Power Quality Management plays an important role in improving power quality. The fundamental goal of energy management is to produce…

VOLTAGE IMBALANCE: Voltage imbalance is regarded as any differences in the three phase voltage magnitudes and/or shift in the phase…

The following points are the difference between Induction and Synchronous motor.

Variously called intelligent motors, smart motors or integrated motors and drives, these units combine a three-phase electric motor and a…

Direct current drives are easy to apply and technologically straight forward. They work by rectifying AC voltage from the power line…

Major maintenance, troubleshooting and repair of drives should be left to a qualified technician, following the drive manufacturer’s recommendations. However,…

As PWM AC drives have continued to increase in popularity, drives manufacturers have spent considerable research and development effort to…

One drawback to pulse width modulated drives is their tendency to produce voltage spikes, which in some instances can damage…