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The Problems of Modern Distribution Systems in the Age of Distributed Energy Resources (DERs)

The evolution of power distribution networks is being shaped by unprecedented growth in distributed energy resources (DERs), particularly rooftop solar and other inverter-based technologies. Traditionally designed for one-way power flow from substations to end-users, distribution systems are now experiencing reverse…...

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Jun 02, 2025 | By

The Problems of Modern Distribution Systems in the Age of Distributed Energy Resources (DERs)
Energy and Power

What is a Load Flow Study in Power Engineering

Load flow, sometimes known as power flow, are phrases that may be used interchangeably in power engineering. This term refers to a network solution that forecasts steady-state currents, voltages, and both real and reactive power flows across each branch and… Read more

May 26, 2025 | By

What is a Load Flow Study in Power Engineering
Power Substation

Behind upgrading the 50+ years old 132/11 kV substation

Let’s look at the 50+ years old 132/11 kV substation that needs refurbishing and uprating as an illustration of the complicated mix of concerns that need to be considered. It shows that there are more than just financial factors to…...

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May 19, 2025 | By

Behind upgrading the 50+ years old 132/11 kV substation
Power Substation

Why do power grid crashes and total blackouts happen?

Minimizing the likelihood of blackouts is of the highest importance due to the significant effects that would result from partial or total blackouts in highly industrialized nations. Additional difficulties have been and will be posed by the growing use of…...

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May 12, 2025 | By

Why do power grid crashes and total blackouts happen?
Power Substation

Pitfalls hidden in determining transformer tank, bushings, insulation, and impedance

Managing specification and assests for large power transformers such as tank, bushings, insulation and short-circuit impedance is quite challenging. One mistake and you’re done! Power transformers play a real critical role in high-voltage transmission systems, providing strict voltage transformation, system…...

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Apr 28, 2025 | By

Pitfalls hidden in determining transformer tank, bushings, insulation, and impedance
Electric Motor

MCC Circuit Featuring Auto Re-Closure Relay Functionality

An MCC circuit of a motor could be based on the Direct Online Starter (DOL) or Star Delta Starter which has something to do with the requirement of the power system in an industry. But it could have additional logics…...

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Apr 14, 2025 | By

MCC Circuit Featuring Auto Re-Closure Relay Functionality
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Four most important power transformer analyses

To be clear, nowadays, you can perform dozens of analyses on a transformer, and all of them are very important. However, it should not be that hard to separate a few of them, the most important ones. Let’s discuss insulation,…...

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Mar 31, 2025 | By

Four most important power transformer analyses
Power Substation

Alarms Coming From the Shunt Reactor You Must Never Ignore (and what should be done)

Nowadays, monitoring of transformers and shunt reactors is pretty much common. However, the difference is in the nuances. There are dozens of parameters that can be monitored and the the overall cost is not negligible at all. There are many…...

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Mar 24, 2025 | By

Alarms Coming From the Shunt Reactor You Must Never Ignore (and What To Do)
Power Substation

Design of Auto/Manual Changeover Logic Between Two Busbars Within a Substation

In any industry/plant, the operations rely heavily on interruption free supply of power to meet the targets of production. As a result, we see emergency generators, UPSs or renewable energy sources to save us from complete shutdown. This back-up or…...

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Mar 10, 2025 | By

Design of Auto/Manual Changeover Logic Between Two Busbars Within a Substation
Energy and Power

What is Time Grading in Relay Protection

What are time grading and relay coordination in protection philosophy? Let’s try to figure out how to grade (or rank) the relays’ operation times so that the one nearest the problem operates first. In Radial Distribution Systems, time-graded protection works… Read more

Mar 07, 2025 | By

What is Time Grading in Relay Protection
High Voltage

Execution of a Turnkey Substation Project: How not to step on the same rake again

Behind the successful execution of a turnkey substation project is always successful project management. Young engineers working on the execution of substation projects often repeat the same mistakes that often lead to unforeseen project costs. Generally speaking, management of turnkey…...

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Mar 03, 2025 | By

Execution of a Turnkey Substation Project


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