In modern power systems, reactive power compensation in substations is essential to maintain voltage levels, improve power factor, and enhance overall grid stability. This article explains the types of equipment used, how they work, practical applications, and how you can design an efficient compensation system. Whether you’re an engineer, utility planner, or student, this guide … Read more
🔋 Shunt Reactors and Capacitor Banks in Substations: Voltage Control, Reactive Power, and Harmonic Filtering By ElectroGuide.tech 📅 Introduction Power quality is a critical aspect of modern substations, especially with increasing grid complexity and distributed energy sources. Among the key tools used for maintaining voltage stability and improving reactive power balance are shunt reactors, capacitor … Read more
Section A: Fundamentals of Electrical Safety (Q1–Q20) Why is grounding important in an electrical system? a) It enhances voltage output b) It improves energy efficiency c) It provides a safe path for fault current to flow d) It reduces insulation thickness requirementsAnswer: c) It provides a safe path for fault current to flowExplanation: Grounding helps … Read more
What is Back EMF in DC Motor? Working, Formula & Significance of Back EMF Table of Contents What is Back EMF in a DC Motor? How Back EMF is Generated Back EMF Formula in DC Motor Role of Back EMF in Armature Current Regulation Voltage Equation of a DC Motor Power Equation and Its Significance … Read more