Search

Premium Membership

Learn about power engineering and HV/MV/LV substations. Study specialized technical articles, electrical guides, and papers.

Archive: Category «Energy and Power»

About Permeability And Permitivity

The strength of electric field or electrostatic force strength or intensity of field (all synonymous terms) is measured & expressed in terms of force experienced by unit positive charge placed… Read more

Feb 01, 2012 | Asif Eqbal

Electric field intensity - closed path denoted by ABCD

Glossary of Medium Voltage Switchgear Terms

This glossary was published originally by Schneider Electric and it is intended to cover the meaning of many common words and phrases used in association with medium voltage switchgear. Many… Read more

Jan 25, 2012 | Edvard

Anti Pumping And Lockout Relays

What is ANSI code for Antipumping relay? ANSI codes 94 or even 52 can be used. Relays can be divided into six functional categories shown below: Detect defective lines, defective… Read more

Jan 23, 2012 | Asif Eqbal

Anti-pumping relay - Powell

UK Electrical Industry British Standards (BS)

These standards are the whole of the prescriptions on the basis of which machines, apparatus, materials and the installations should be designed, manufactured and tested so that efficiency and function… Read more

Jan 20, 2012 | Edvard

British Standards (BSI)

How lightning really works? (video)

A lightning discharge develops in three stages: first, the collisions between ice particles and water droplets together with gravity separate positive and negative charges inside the thunder cloud and buildup… Read more

Jan 17, 2012 | Edvard

What Is The Potential Difference?

Potential difference is the term used to describe how large the electrostatic force is between two charged objects. If a charged body is placed between two objects with a potential difference, the charged body will try to… Read more

Jan 13, 2012 | Edvard

Figure 1 - Potential Difference Between Two Charged Objects

Effective Resistance Of Busbars

The construction of busbar is usually carried out by putting together several flat bars in parallel for each phase. The spacing between the bars is made equal to their thickness for practical reasons, and… Read more

Jan 12, 2012 | Edvard

System with two copper bus bars

The Need for Breaker Failure Protection

Circuit breakers are strategically located in power systems to connect circuits and electrical apparatus. Circuit breakers are commanded to open and close by protection and control systems that monitor conditions… Read more

Jan 01, 2012 | Edvard

Eaton - Magnum circuit breaker


EEP Academy | Video Courses

Learn from experienced engineers and sharpen up your knowledge.