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Power System

Power System

Generation, transmission, distribution, faults and protection.

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Difference between Radial and Ring Main Distribution

Power System

By

Gaurav Joshi

Radial vs Ring Main Distribution: Which is Better?

Radial distribution is the simplest and cheapest system but has poor reliability; ring main distribution costs more but delivers continuous supply.

Oct 1, 2026

12 min read
Difference between old vs new power system

Power System

By

Gaurav Joshi

Old vs New Power System: What Changed?

The power system has grown a fourth pillar beyond generation, transmission, and distribution: energy storage, driven by the shift to renewables.

Sep 21, 2026

12 min read
Statcom and svc difference

Power System

By

Gaurav Joshi

STATCOM vs SVC: What is the Real Difference?

STATCOM uses a voltage source converter to generate its own voltage, while SVC depends on grid voltage, making STATCOM faster and more resilient.

Sep 7, 2026

12 min read
What is a STATCOM

Power System

By

Gaurav Joshi

What is a STATCOM and How Does It Stabilize the Grid?

A STATCOM is a fast-acting power electronic device that stabilizes grid voltage within two cycles by injecting or absorbing reactive power dynamically.

Aug 13, 2026

10 min read
What cause corona efffect

Power System

By

Gaurav Joshi

What Causes the Corona Effect on High Voltage Lines?

The corona effect ionizes air around high voltage conductors, causing power loss, radio interference, and equipment degradation, with proven fixes.

Aug 13, 2026

10 min read
Electrical Clearances in a Substation

Power System

By

Gaurav Joshi

5 Vital Electrical Clearances in a Substation

A substation needs 5 key electrical clearances: phase-to-phase, phase-to-earth, phase-to-ground, safety distance vertical, and safety distance horizontal.

Aug 2, 2026

6 min read
what are the types of earthing system

Power System

By

Gaurav Joshi

What Are the Types of Earthing Systems?

Earthing systems are classified as TN-C, TT, TN-C-S, TN-S, and IT, each offering a different balance of safety, fault clearing speed, and installation cost.

Jul 30, 2026

14 min read

Power System

By

Gaurav Joshi

Top 10 BESS Parameters Explained for Engineers

Learn how BESS parameters like SOC, SOH, and C-rate affect battery systems and why they matter in real-world applications.

Apr 22, 2026

9 min read

Power System

By

Gaurav Joshi

5 Problems Caused by Unbalanced 3-Phase Loads

Unbalanced 3-phase loads shorten equipment life and reduce safety and power quality. Learn the five key problems they cause.

Jan 19, 2026

10 min read

Power System

By

Gaurav Joshi

Understanding Power System Stability

Understanding Power System Stability becomes easy with a car analogy. The article explains stability meaning, importance, and types in simple terms.

Jan 15, 2026

12 min read

Power System

By

Gaurav Joshi

What is Thermal Runaway in Battery Storage?

This article explains thermal runaway and how a single failing cell can cause battery storage fires that burn for days.

Jan 10, 2026

10 min read

Power System

By

Gaurav Joshi

How Transformers Control Voltage

This guide explains how transformers control voltage by changing their turns ratio. Learn the difference between off-load and on-load tap changing methods.

Dec 6, 2025

14 min read

Power System

By

Gaurav Joshi

How Generators Keep Voltage Stable

Generator voltage control seems complex, but it follows a simple idea. Learn how excitation adjusts the magnetic field to keep voltage steady.

Dec 4, 2025

12 min read

Power System

By

Gaurav Joshi

Best BESS Course Online for Engineers

Gain confidence in BESS with a structured course that teaches system basics, key parts, chemistry, safety, and project case studies in simple steps.

Nov 21, 2025

14 min read

Power System

By

Gaurav Joshi

Why Power Systems Need Voltage Control?

Voltage control is vital for grid safety and stability. Here’s a simple guide to why it matters and how reactive power shapes voltage levels.

Nov 17, 2025

17 min read

Power System

By

Gaurav Joshi

Top 5 Grid-Scale Energy Storage Technologies Explained

Grid-scale energy storage is transforming how we manage renewables. Dive into five technologies shaping the next generation of sustainable power systems.

Nov 14, 2025

20 min read

Power System

By

Gaurav Joshi

Faults in Power System

Learn about different faults in power systems, including open circuit, symmetrical, and asymmetrical faults, their causes, and effects on power stability.

Oct 5, 2025

14 min read

Power System

By

Gaurav Joshi

Static VAR Compensator

Learn how a Static VAR Compensator manages reactive power, prevents voltage rise or drop, and keeps power systems reliable.

Sep 22, 2025

9 min read

Power System

By

Gaurav Joshi

What is SCADA?

SCADA lets operators control substations remotely using sensors, RTUs and communication systems, for faster fault detection and safer operation.

Sep 8, 2025

14 min read

Power System

By

Gaurav Joshi

Self Healing Power Grid

The self healing power grid depends on RTUs. They connect field devices with SCADA, enabling automation and instant recovery.

Aug 31, 2025

15 min read

Power System

By

Gaurav Joshi

BESS Components Explained: Every Part You Need to Know

BESS components explained: battery modules, safety systems, step-up transformers and the other subsystems of a grid-ready storage system.

Aug 27, 2025

6 min read

Power System

By

Gaurav Joshi

Skin Effect – Definition, Causes, Effects, and Solutions

Skin effect makes AC flow mostly on a conductor’s surface, raising resistance and losses. Learn its causes, impacts, and ways to reduce it.

Aug 18, 2025

11 min read

Power System

By

Gaurav Joshi

Battery Energy Storage System (BESS): Explained Simply

Battery energy storage systems (BESS) store excess renewable energy, balance supply and demand and help stabilize the power grid.

Aug 6, 2025

11 min read

Power System

By

Gaurav Joshi

Surge Impedance Loading: Everything You Need to Know

Surge impedance loading (SIL) explained: how it balances voltage on long lines, when it applies and why grids use SVCs for changing loads.

Jul 31, 2025

15 min read

Power System

By

Gaurav Joshi

Feeder Segregation: A Smarter Way to Manage Power Distribution

Feeder segregation separates power supply for agricultural and non-agricultural use, improving reliability, reducing outages, and enabling smart distribution.

Jul 20, 2025

12 min read

Power System

By

Gaurav Joshi

Why Are Shunt Reactors Used in Power Systems?

Shunt reactors are key to controlling voltage rise in long transmission lines. Learn how they counter the Ferranti Effect and ensure system stability.

Jul 12, 2025

10 min read

Power System

By

Gaurav Joshi

Ferranti Effect: Why Voltage Rises on Lightly Loaded Lines

The Ferranti effect: why voltage rises instead of dropping on lightly loaded transmission lines, and why engineers need to understand it.

Jul 7, 2025

8 min read

Power System

By

Gaurav Joshi

What is Electric Power System? A Beginner’s Guide

An electric power system is a comprehensive network involving the generation, transmission, and distribution of electricity.

Jan 10, 2025

8 min read

Power System

By

Gaurav Joshi

Phase Sequence | Explained

Phase sequence decides, if we can connect one 3 phase system parallel with another or not. And hence, it is very important to understand what is phase sequence.

Jun 14, 2020

4 min read

Power System

By

Gaurav Joshi

Star and Delta Connection - Explained

In this video, we’ll learn in detail about star and delta connection. Star and delta connection are very common in 3 phase system.

Jun 13, 2020

9 min read

Power System

By

Gaurav Joshi

Three Phase Balanced vs unbalanced system / load

Understand the difference between Three (3) phase balanced and unbalanced system or load. Concept of three phase balanced load and unbalanced load, explanied.

Jun 13, 2020

6 min read

Power System

By

Gaurav Joshi

1 Phase Power vs 3 Phase Power

Difference between 1 phase power & 3 phase power. Why 3 phase power is preferred over 1 phase power? Answers in the tutorial.

Jun 11, 2020

8 min read

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