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Category 'Power Substation' - Technical Articles

Category “Power Substation” is dedicated to technical articles about a subsidiary station of an electricity generation, transmission and distribution system where voltage is transformed from high to low or the reverse using transformers. This also includes primary and secondary distribution, substation installation, testing and commissioning, erection and other important topics.

Power Substation

The good and bad practices in the commissioning of current transformers in a substation

In the previous technical article (check here), we delved into primary injection testing and the commissioning of current transformers. We explored the primary and secondary sides of current transformers, learned key concepts and terminology used by protection engineers, and examined…...

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Jun 05, 2023 | By

The good and bad practices in the commissioning of current transformers in a substation
Power Substation

Primary injection testing and CTs commissioning in power substations (for true engineers)

Primary injection testing is a vital procedure in the commissioning and maintenance of current transformers (CTs). These transformers are integral components of electrical systems, enabling precise measurement and effective protection of electrical currents. In this article, we will explore the…...

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May 29, 2023 | By

Primary injection testing and CTs commissioning in power substations (for true engineers)
Power Substation

Thumb rules, dos and don’ts in MV/HV switchgear testing and commissioning

No matter the approach, it is necessary that the testing engineers who will be responsible for commissioning the switchgear have a solid comprehension of the equipment that will be utilized and the various modes of operation that will be utilized…....

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May 22, 2023 | By

Thumb rules, dos and don’ts in MV/HV switchgear testing and commissioning
Power Substation

Dos and don’ts in creating operation logic diagrams for LV and MV switchgear feeders

Dealing with the switchgear operation logic diagrams is like setting the brain functions. It needs vigilance and patience from design engineer supported with hours and hours of testing and operation simulations. This technical article brings some light to the essence…...

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May 15, 2023 | By

Dos and don'ts in creating operation logic diagrams for LV and MV switchgear feeders
Power Substation

Three most common SCADA applications in MV/LV distribution systems you SHOULD know

Electrical distribution systems comprise a large number of remote applications and locations, and it has traditionally been challenging to monitor and regulate these remote applications and sites. Utility companies have been installing remote terminal/telemetry units, often known as RTUs, at…...

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May 08, 2023 | By

Three most common SCADA applications in MV/LV distribution systems you SHOULD know
Power Substation

Dos and don’ts in designing substation layout, implementing interlocks, operation and special applications

It’s always good to emphasize that substations can be a major headache for staff if they’re not designed properly. Because of this, it is essential for the success of a substation’s operation and maintenance to have a well-designed layout, an…...

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Apr 17, 2023 | By

Dos and don'ts in designing substation layout, implementing interlocks, operation and special applications
Power Substation

Design Knowhow: Low voltage substation layouts, earthing, fire protection and tests

The design of a low-voltage substation is a pretty complex and quite exciting job to do. If the designer would have complete freedom to make decisions regarding the substation layout, equipment, or cable routes, the job will be even more…...

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Apr 03, 2023 | By

Design Knowhow: Low voltage substation layouts, earthing, fire protection and tests
Power Substation

What is the substation automation system (SAS) and what you MUST know about it

Substation automation system, or shorten SAS, is not a new term, its been in use for the last 30 years. However, substation automation as a technology has rapidly evolved in the last 10 years and nowadays represents a highly advanced…...

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Mar 27, 2023 | By

What is the substation automation system (SAS) and what you MUST know about it
Power Substation

Technical specification of switchyard equipment in a nutshell (how-to guidelines and advice)

This article provides details on the various types of switchyard equipment, including power transformers, circuit breakers, disconnectors, and more. The technical specifications (or tender specifications) for each individual piece of equipment are laid forth. The related course, guide or article…...

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Mar 20, 2023 | By

Technical specification of switchyard equipment in a nutshell (how-to guidelines and advice)
Power Substation

The art of fire protection and measures in Air-Insulated Substations (AIS)

These days, the dependability of the infrastructure used to distribute energy to customers is a key metric for evaluating electrical utility companies. A single unscheduled interruption may be disastrous for a utility company’s finances and reputation. Most customers lack the…...

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Feb 20, 2023 | By

The art of fire protection and measures in Air-Insulated Substations (AIS)
Power Substation

Switchgear interlocking system and arc protection that you MUST consider in the design

There are at least two safety requirements that medium-voltage switchgear MUST fulfil: an interlocking system and an arc protection system. Yes, these two systems are crucial in terms of safety because they protect not only the operator and other substation…...

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Jan 30, 2023 | By

Switchgear interlocking system and arc protection that you MUST consider in the design
Power Substation

A case study of a new 220 kV Gas-Insulated Switchyard (GIS) design for a generation plant

This technical article describes detailed planning and design phases of a new 220 kV Gas-Insulated Switchyard (GIS) in a 450 megawatt (MW) coal-fired combined heat and power plant (CHP) that was being considered for Ulaanbataar, Mongolia. The project is assumed…...

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Jan 23, 2023 | By

A case study of a new 220 kV Gas-Insulated Switchyard (GIS) design for a generation plant


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