Skip to content

Training course: Electricity supply system introduction

The ideal way to improve your basic knowledge

Among other things, answers to the following questions will be provided:

  • Who are the stakeholders in the electricity supply system, and what are their roles and responsibilities?
  • How does the electricity supply system work, and what are its main components?
  • What safety and protection systems are in place in the grid?
  • What exactly is the difference between current, voltage, power and energy?
  • What are active and reactive power, and why are they important?
  • How is network power quality influenced?
  • How are supply and demand matched in electricity markets and what can the role of storage be?
  • How is it decided which production units supply electricity?
  • What is meant by power flow and network congestion?
  • What effects do renewable energy resources have on the grid and the market?

Your benefits

This course is the ideal way to improve your basic knowledge of the electricity supply system.

For whom?

This course is designed for anyone whose work involves the electricity supply system directly or indirectly, and who wants to increase their understanding of the related issues.

An elementary knowledge of electricity and/or physics is recommended, but is not required.

Course topics


  • voltage, current, power and energy
  • Ohm’s law
  • conductors and insulators
  • inductors and capacitors
  • transformers
  • batteries
  • inverters
  • active and reactive power

Grounding and protection

  • grounding systems
  • overcurrent protection

Grid structure

  • function and voltage levels
  • grid components
  • availability/reliability

Direct current vs. alternating current, three-phase systems

Load and generation

  • grid capacity
  • distributed and renewable generation, load and coincidence
  • power flow and voltage control
  • load duration curve

Electricity markets

  • the European electricity system
  • trading and balancing 

Practical information

For the following items, please refer to the registration form:

  • Course dates
  • Venue details
  • Registration fee
  • Payment and cancellation conditions
The training can be given in English or Dutch (depending on the group composition), all course materials will be in English. To encourage active participation, the number of participants is limited to 15. Click here for more information and to register for the upcoming course.

In-company and customised training courses

On request, DNV can also develop customized and in-company training courses. Content, location and duration of the course can be adapted to your specific needs.

For more information please contact us

Energy Academy
tel: +31 (0)6 29602659 / +31 (0)6 15063593 / +31 (0)6 18410601

About DNV
DNV is the independent expert in risk management and assurance, operating in more than 100 countries. Through its broad experience and deep expertise DNV advances safety and sustainable performance, sets industry benchmarks, and inspires and invents solutions.

Whether assessing a new ship design, optimizing the performance of a wind farm, analyzing sensor data from a gas pipeline or certifying a food company’s supply chain, DNV enables its customers and their stakeholders to make critical decisions with confidence.

Driven by its purpose, to safeguard life, property, and the environment, DNV helps tackle the challenges and global transformations facing its customers and the world today and is a trusted voice for many of the world’s most successful and forward-thinking companies.

In the energy industry
DNV provides assurance to the entire energy value chain through its advisory, monitoring, verification, and certification services. As the world's leading resource of independent energy experts and technical advisors, the assurance provider helps industries and governments to navigate the many complex, interrelated transitions taking place globally and regionally, in the energy industry. DNV is committed to realizing the goals of the Paris Agreement, and supports customers to transition faster to a deeply decarbonized energy system.

Learn more at