Search

Premium Membership

Get access to premium HV/MV/LV technical articles, technical guides & papers. Apply a 20% discount code: 99AF8 for a 1-year plan!

Monthly Archive for: «October, 2013»

General Arrangement of Hydropower Powerhouse

In general, a powerhouse in hydropower plant may be divided into three areas: The main powerhouse structure, housing the generating units and having either separate or combined generator and turbine… Read more

Oct 16, 2013 | Edvard

General Arrangement of Hydropower Powerhouse

An Overview Of Grounding System (Grounded)

Continued from technical article: An Overview Of Grounding System (Ungrounded) Solidly grounded system Resistance grounded system Reason for resistance grounding System earthing at EHV level Let us assume that R… Read more

Oct 14, 2013 | Asif Eqbal

An Overview Of Grounded Grounding System

An Overview Of Grounding System (Ungrounded)

Ungrounded system Derivation of current expression in ungrounded system Advantages & disadvantages of ungrounded system Concept of effective and non-effective grounding Coefficient of earthing and earth fault factor Before 1950… Read more

Oct 11, 2013 | Asif Eqbal

An Overview Of Grounding System (Ungrounded)

4 General Safety Practices To Remember ALWAYS!

In addition to the safety precautions (access to HV enclosures and work on HV electrical equipment) the following general safety practices should be ALWAYS observed for work on electrical equipment…. Read more

Oct 09, 2013 | Edvard

4 General Safety Practices To Remember ALWAYS When Working On Electrical Equipment

Heat vs. Current in a Resistor

It is converted from one form to another. One of the most familiar forms of energy is heat. When a current (I) is forced through a resistor (R) by applying… Read more

Oct 04, 2013 | Edvard

Heat vs. Current in a Resistor (photo by Karen Blaha via Flickr)

What Is a Good Ground Resistance Value?

The goal in ground resistance is to achieve the lowest ground resistance value possible, that makes sense economically and physically, when contacting the earth, also known as the soil/ground rod… Read more

Oct 02, 2013 | Edvard

What Is a Good Ground Resistance Value?


Subscribe to Weekly Digest

Get email alert whenever we publish new electrical guides and articles.

Experience In LV/MV/HV projects

Join our Premium Membership and get access to advanced articles and papers.