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Transformer Protection Types

Types of Transformer Protection

Before going into the actual topic that is types of transformer protection, let us see why it is an important topic to discuss. Why Transformer protection is an important aspect?… Read more »

Protection    Buchholz Relay, OTI and WTI, Pressure Relief Valve, Transformer, Transformer Protection Relays, Transformer Protection Types
Alternator Nameplate

EFFECTS OF LOW POWER FACTOR:

Effects of low power factor on the power system and its equipment like, the low power factor means a larger size of Generating plant and Transmission & Distribution equipment. If… Read more »

Electrical Machines    Alternator Size Calculation, Causes of Low Power factor, Disadvantages of Low Power factor, Effects of Low Power factor
Generator Stator

Generator Cooling Methods:

Need of Generator Cooling: Generator cooling is required for the following reasons. Nowadays generators are built with higher capacities. The largest generators used in major power stations are usually turbo-generators…. Read more »

Electrical Machines    Air Cooling Generator, Generator Cooling System, Generator Seal Oil System, Hydrogen Cooling Generator, Water Cooling Generator
Parts of UPS

UPS Working Principle

Working Principle of UPS- Uninterrupted Power Supply UPS -uninterrupted power supply that is used in power plants, working principle, and operation are explained in detail in this post with various… Read more »

Power Systems    Circuit diagram of UPS, Power Plant UPS, UPS, UPS Operating Modes, UPS working principle
ELCB-Working

ELCB-Protection of Leakage currents Using ELCB:

ELCB- Earth Leakage Circuit Breaker: How to protect ourselves if we accidentally touch the live metallic body? For example, consider an Induction motor. If we observe, the body of the… Read more »

Protection    Earth Leakage Circuit Breaker, Earth Leakage Protection, ELCB, ELCB DIAGRAM, Working of ELCB
Application of ABB Over current Relay

Application of Relays – Relay Selection Method:

Application of various relays used in the power system network depends upon various factors like the amount of fault current, protection methods, etc. We know that there are different types… Read more »

Numerical Relays    Application of Differential relays, Application of Distance relays, Application of Over current relays, Relays Application

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