LA-Lightning Arrester/Diverters in Electrical Substations
LA components-Gradient ring, Line terminal, connected to a phase live terminal, Porcelain housing, ZnO column (ZnO – Zinc oxide), LA Ground Terminal
Power Transformer Blast/Explosion – Reasons
It is evident from the picture, that how dangerous these incidents are. So, let’s see, what happens inside a transformer so that it literally blows up.
Step & Touch Potential Explained with an Example
It can be understood with two basic principles of electricity. Consider the current-carrying conductor is broken and touches the ground.
UG Cables – Underground Cables – Insulation & Structure
Basics of Insulation and the structure of Underground Electrical power cables. An oil-filled power cable, and the other is a solid insulation power cable
DC Power Supply System in an Electrical Substation
Main components of the DC supply system – Battery bank, Charger & DCDB -Their working. DC has a very important role in keeping the substation’s brains on
LA LCM – Lightning Arrester Leakage Current Measurement
Let’s see, why do we need to measure the LA leakage current? And how do we measure the leakage current? With example.
Wave Trap & Coupling Capacitor in Substations
Function of the Line Trap & coupling capacitor in PLCC. Line Trap with inductive reactance XL offers high impedance for the high-frequency signals &
Different Types of Power Grid Connections
Some commonly used layouts are Radial Substation, Tapped Substation, LI – LO means line in line out substation & Interconnected substation.
Different Bus-Bar Schemes in Electrical Substations
1. Single Bus System 2. Single Bus with Bus Sectionalizer System 3. Main & Transfer Bus System 4. One & Half Breaker Bus System
5. Ring Main Bus System