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Category Archive for: «Energy and Power»

4 Factors To Consider When Selecting a Sectionalizer

Sectionalizers are (beside overcurrent relays, reclosers and fuses) one of the most used for distribution system protection. A sectionalizer is a device that automatically isolates faulted sections of a distribution circuit once… Read more

Sep 16, 2015 | Edvard

Sectionalisers as one of the most used for distribution system protection

5 Steps To Safely Shutdown a Large Generator

Normally, units are removed from service through operator initiation of distributed control system (DCS) commands or turbine trip buttons that shutdown the prime mover. Closure of steam or fuel valves will then… Read more

Sep 11, 2015 | Edvard

5 Steps To Safely Shutdown a Large Generator

The Basics of Electrical Bus Protections

When we examine electrical protection schemes, the best place to start is with electrical bus protections, as they are the easiest to protect. They utilize the fundamental concept of the overcurrent relay (Figure 1). An overcurrent… Read more

Sep 05, 2015 | Edvard

The Basics of Electrical Bus Protections (Overcurrent, Differential and Undervoltage)

Electrical Design Project Of a Small Bakery

A small bakery with just a counter and storage areas is simple to design. The electrical design follows the layout for a house, but care must be taken on loading factors if direct-acting electric… Read more

Aug 26, 2015 | Edvard

Electrical Design Project Of a Small Bakery