Search

Premium Membership

Study specialized technical articles, papers & video courses in low/high voltage areas. Save 50% on all courses at the EEP Academy with the Enterprise Plan.

Archive: Category «Variable Speed Drives»

Electric Motor

Comparison of motor speed control methods

It is often desirable to control the motor speed, usually for reasons process control for such variables as flow or pressure. Such applications as fans and pumps often have varying… Read more

Mar 13, 2015 | By Edvard

Comparison of motor speed control methods
Industrial Automation

Effects of Speed Variation on Rotodynamic Pumps

A rotodynamic pump is a dynamic device with the head generated by a rotating impeller. Thus, there is a relationship between impeller peripheral velocity and generated head. Peripheral velocity is… Read more

May 09, 2014 | By Edvard

Industrial Automation

Benefits and Potential Drawbacks of VSDs

VSDs (Variable Speed Drives) offer several benefits, some of which are relatively easy to quantify, and others of which are less tangible, but there are some potential drawbacks, which must… Read more

Apr 03, 2013 | By Edvard

Benefits and Potential Drawbacks of VSDs
Variable Speed Drives

VLT Drives in Wastewater Treatment Plant Applications

The most common use of frequency converters is to drive sludge pumps, elevators, conveyers, aeration, chemical dosing, clarifiers, digesters, presses and centrifugal dewatering. In the beginning water is being pumped… Read more

Nov 22, 2012 | By MarkoCvrkota

VLT Drives in Wastewater Treatment Plant Applications
Industrial Automation

Few Words About Frequency Converters

Since the late 1960’s, frequency converters have undergone extremely rapid changes, largely as a result of the development of microprocessor and semi-conductor technologies and their reduction in prices. However, the basic principles of… Read more

Nov 21, 2012 | By Edvard

Few Words About Frequency Converters
Electric Motor

LT / Medium / HT VFD Used In the Industry (1)

In modern plants, there are number of drives like Milling Plant Drive, Hydraulic Drive, DC Motor Drive and AC Motor Drive of adequate capacities are available. There is lot of… Read more

Sep 10, 2012 | By sprabakar22

LT / Medium / HT Variable Frequency Drives (VFD) In the Industry


EEP Academy Video Courses

Learn to design LV/MV/HV power systems through professional video courses. Lifetime access. Enjoy learning.