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Technical Articles

Emergency lights

Indepandant emergency supply Many buildings must have some form of emergency lighting to come on if the electric supply to the ordinary lights fails. BS 5266: Emergency lighting, BS EN… Read more

Nov 10, 2010 | Lighting

Emergency lights

Oil-Filled, Inert-Gas System

A positive seal of the transformer oil may be provided by an inert-gas system. Here, the tank is slightly pressurized by an inert gas such as nitrogen. The main tank… Read more

Nov 08, 2010 | Transformers

Oil transformer

What is the cost of electricity?

Electrification in the early 20th century dramatically improved productivity and increased the well-being of the industrialized world. No longer a luxury – now a necessity – electricity powers the machinery,… Read more

Nov 02, 2010 | Energy and Power

Cost Of Electricity

Short-Circuit Electrical Currents

A short circuit is one of the major incidents affecting electrical systems. The consequences are often serious, if not dramatic: Although short circuits are less and less likely to occur… Read more

Oct 28, 2010 | Energy and Power

Short-circuit current diagram

Power System Stability

Power system stability is the ability of the system, for a given initial operating condition, to regain a normal state of equilibrium after being subjected to a disturbance. Stability is… Read more

Oct 23, 2010 | Energy and Power

power-system-stability-2

Types of Underground Lines

There are two methods of installing underground lines. In the first method, underground raceway systems (ducts) are installed below grade and then cable is pulled through them. Ducts may or… Read more

Oct 22, 2010 | Cables

Introducing EEP

Hi to everyone, we are working hard on EEP, which is by the way supported by CsanyiGroup – also electrical engineering portal. Content will be similar like CsanyiGroup’s, but with… Read more

Sep 16, 2010 | News

EEP - Electrical Engineering Portal


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