Harmonics and Power Quality
An ideal power quality for a source of energy to an electrical load is represented by a pure sine wave waveform of voltage. The term pure means that it does …
Introduction to Harmonics
Technology advancement has its pros and cons. Computers increase the efficiency of doing everyday office jobs. Most companies now have the policy of paperless office which is good for the …
Effects of harmonics on Electrical Equipment
Harmonic distort the fundamental frequency of the mains voltage waveform which affects the performance of other electrical equipment and creates additional losses and heating. A total harmonic voltage distortion of …
Inverter Topologies – Variable Speed Drives
Voltage-source inverter has a configuration where rate of change of voltage (dv/dt) in the inverter is limited by a large capacitor connected in parallel across the DC link. Current-source inverter …
Low Harmonic and RFI Solutions, High Power and Medium Voltage Motor Control
I still remember this seminar “Low Harmonic and RFI Solutions, High Power and Medium Voltage Motor Control” provided by Power Electronics for free and presented by Lalo Salvo. It is …