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Technical Articles

Low Voltage

The art of a low voltage switchgear design: The case study and practical experience

LV panels are metal-enclosed switchgear that provides a three-phase power distribution to supply electric power at voltages up to 1000 volts, current up to 10000 amps, and a frequency of 50HZ or 60HZ. LV panels are always connected at the…...

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Sep 19, 2022 | By

The art of a low voltage switchgear design: The case study and practical experience
Power Substation

Instructions for generating specifications and selecting the main components of an HV substation

From the point of making specification, high voltage substation is pretty complex. There are dozen of substation equipment that must be specified and selected out of hundreds of manufacturers. This article will help a little bit with some fundamental instructions…...

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Sep 05, 2022 | By

Instructions for generating specifications and selecting the main components of an HV substation
Energy and Power

Inside the capacitor bank panel: Power factor correction, calculation and schematics

Various calculations must be performed during the electrical design stages of any project to deliver a safe electrical system for the end user. One of the essential things that must be taken into account after calculating the total and demand…...

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Aug 22, 2022 | By

Inside the capacitor bank: Power factor correction, circuits, calculation and schematics
High Voltage

Tricks in designing and analyzing schematics and diagrams of high voltage substations

High voltage power substations are complex networks of power and control connections, represented by design elements like- Single Line Diagrams, layout and block diagrams, schematics, logic diagrams, schedules, and so many more. Wiring diagrams and schematics, in a sense, are…...

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Aug 08, 2022 | By

Tricks in designing and analyzing schematics and diagrams of high voltage substations
Protection

Breaker failure protection applications of modern numerical distance relays

Modern numerical distance relays are equipped with a wide range of protection features, including overcurrent, overvoltage, undervoltage, underfrequency, overfrequency, breaker failure, synchronism check, power swing blocking and tripping, pilot protection schemes, digital relay-to-relay communications capability, logic programmability, and sophisticated math… Read more

Aug 01, 2022 | By

Functional integration and advanced applications of modern numerical distance relays
Premium Content

Inside Variable Frequency Drive (VFD) Panel: Configuration, Schematics and Troubleshooting

Proper analysis of the VFD’s power and control circuit diagrams is essential for successful troubleshooting. But before starting any analysis, you must know how your system connected through VFD works and how it breathes. You must also know all components…...

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Jul 25, 2022 | By

Inside Variable Frequency Drive (VFD) panel: Configuration, schematics and troubleshooting
Power Substation

Secrets and warnings in operation and maintenance of a Gas Insulated Substation (GIS)

After its inception in the mid-1960s, GIS technology has become a remarkable success over a wide range of high voltage applications up to 800 kV. Reliable operation and compact size have been its main advantages over its conventional air-insulated counterparts…....

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Jul 11, 2022 | By

Secrets and warnings in operation and maintenance of a Gas Insulated Substation (GIS)
Power Substation

What will happen to digital substations once the internet drops dead for good?

Here at EEP, we have already covered multiple aspects of digital substations, ranging from design, upgradations, and whatnot. We may continue writing till eternity and still be left playing catchups with the latest addition to advancements in power systems design…...

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Jun 27, 2022 | By

What will happen to digital substations once the internet drops dead for good?
Energy and Power

Electrical engineering for hydropower, from run-of-river to pumped storage plants

Nowadays, when we all see and feel the colossal crisis looming on the horizon, the question of energy security is among the first things on the table in each country’s management. It’s now essential more than ever for each country…...

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Jun 13, 2022 | By

Electrical engineering for hydropower, from run-of-river to pumped storage plants


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