Expand all
There are required fields in this form marked Required field.
Choose your username and password
More details

Already have an account?

There are required fields in this form marked Required field.
Voltage and Current Unbalance PQ08



Unbalance. Modern power theories describing non linearity effects. Symmetrization; need and methods. Definition, sources, effects and mitigation.


Part 1: Modern Power Theory

  • Overview of Power Theory
  • The IEEE 1459-2000: Power Definitions for Modern Power Systems
  • Case Study

Part 2: Voltage and current unbalance

  • What is Voltage and Current Unbalance?
  • Mathematical Analysis
  • Case Study
  • Sources of unbalance
  • Effects of unbalance on the power system
  • Mitigation
  • Standards
  • Voltage Unbalance Reporting

Prepared by: Johan Rens Johan.Rens@nwu.ac.za , Tshepo Seiphetlho & Duan Serfontein from North West University, Republic of South Africa
nwu logo

Target Audience

The course is dedicated to technical managers, engineers and technicians who wish to understand main aspects of power quality and want to acquire knowledge which will allow to mitigate power quality problems.


To attend the course the knowledge of fundamentals of electrical engineering is required. Technical background and sometimes competencies in economics, standardization and regulation are preferable


To complete the course and get the certificate it is required to receive the grade of minimum 50% out of all tests in the course.

Duration (hours)