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

Archive: Category «Energy and Power»

Electrical Thumb Rules You MUST Follow (7)

Continued from: Electrical Thumb Rules You MUST Follow (Part 6) Overhead conductor / cable size Transmission / distribution  line (span, height of tower) Types of towers Tower swing angle clearance (metal… Read more

Dec 23, 2013 | jiguparmar

Electrical Thumb Rules You MUST Follow, part 7

Electrical Thumb Rules You MUST Follow (6)

Continued from: Electrical Thumb Rules You MUST Follow (Part 5) Transformer earthing wire / Strip size Motor earthing wire / Strip size Panel earthing wire / Strip size Electrical equipment earthing… Read more

Nov 29, 2013 | jiguparmar

Electrical Thumb Rules You MUST Follow, Part 6

Electrical Thumb Rules You MUST Follow (5)

Continued from: Electrical Thumb Rules You MUST Follow (Part 4) Standard Size of Transformer (IEEE/ANSI 57.120) Standard Size of Motor (HP) Approximate RPM of Motor Motor Line Voltage Motor Starting… Read more

Nov 20, 2013 | jiguparmar

Electrical Thumb Rules You MUST Follow, part 5

Identity Card of Every Asynchronous Motor

A motor is characterized by different electrical and constructional parameters which identify its correct application field. The whole of all these parameters constitutes the rating of the machine and is… Read more

Nov 18, 2013 | Edvard

Identity Card of Every Asynchronous Motor

Electrical Thumb Rules You MUST Follow (4)

Continued from: Electrical Thumb Rules You MUST Follow (Part 3) Substation Capacity and Short Circuit Current Capacity (As per GERC) Substation Capacity and Short Circuit Current Capacity (As per Central… Read more

Nov 15, 2013 | jiguparmar

Electrical Thumb Rules You MUST Follow - part 4

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


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