Distribution · Protection
Types of Fault in Power System
Introduction Electrical powers system is growing in size and complexity in all sectors such as generation , transmission , distribution,…
2022-11-25Browse guides
November 2022
Guides at addresses containing November 2022. Replacement articles may have been written later.
Switchgear · Transmission
Transformer
This electrical transformer training course introduces basic safe operational and field diagnostics of power transformers. This includes a…
2022-11-25
Switchgear
Transformer Oil Dielectric strength
Transformer oil Insulating oil in an electrical power transformer is commonly called as transformer oil. It can be obtained by fractional…
2022-11-25
Generation · Transmission
Three Phase Control Wiring
This three-phase control wiring training course introduces basic safe operational aspects of electrical wiring in grid substations. Step by…
2022-11-25
Distribution · Switchgear
Sub-Station Operation
Equi-Potential Concept This concept is an important tool for the air break switch (Isolator) inside the sub-station. The terminals in the…
2022-11-25
Generation
Industrial Tools
Tools and plants mean all appliances or things of whatsoever nature required for the execution, completion, or maintenance of the services…
2022-11-25
Generation
Hydropower Station
Hydro Power Station Hydropower Stations are used as a piece of machinery that directly converts the hydraulic power in a waterfall to…
2022-11-25
Protection · Switchgear
Fire Fighting System
INTRODUCTION:- Fire is the prime element of destruction. The damage caused by Fire is continuously increasing and no installation is free…
2022-11-25
Protection
Electrical Safety
Electrical Injuries: Effects and Causes In this article, we will know about what is an electrical injury, what are the causes of electrical…
2022-11-25
Switchgear
Electrical Busbar
This electrical Busbar training course introduces basic safe operational and field diagnostics of busbars with a focus on safe operation,…
2022-11-25
Generation
Diesel Generator
In some fatal cases like insulation breakdown in VCB insulator posts, short circuits of tripping/closing coils, etc. in the sub-station ,…
2022-11-25
Protection
Circuit Breaker
INTRODUCTION First of all, Thomas Edison introduced circuit breakers in his patent application to protect circuit wiring in case of short…
2022-11-25
Protection
Power System Protection
Objectives Introduction to power system protection Understand the need for the protection of electric equipment and their protection…
2022-11-25
Generation · Switchgear
Operation of Float Cum Boost Charger
DC voltage is most stable and reliable in nature for which the control and protection circuits in substations and power stations are…
2022-11-24
Transmission
High Voltage DC Transmission
Conventionally power transmission is affected through High Voltage AC systems all over the world.HVAC transmission is having severe…
2022-11-24
Transmission
High Voltage AC Transmission
Course Objectives conduct safe HVAC switchyard operation understand principles of systematic maintenance of various switchyard equipment of…
2022-11-24
Distribution · Switchgear
Electrical Sub-Station
Here in this video, you will find an introduction to electrical power transmission equipment. One can get a glimpse of the Transmission…
2022-11-24
Protection
OVERVIEW OF TRANSFORMER PROTECTION
There are different kinds of transformers such as distribution transformers, power transformers, autotransformers, regulating transformers,…
2022-11-20
Protection
Transformer Differential Protection
Basic principle Differential protection compares currents associated with the boundaries of a protected zone. A difference can indicate a…
Guide
Switchgear · Transmission
Transformer Oil and Winding Temperature Indicators
Two temperature indications Oil temperature and winding temperature indications provide different information about a transformer.…
Guide
Switchgear · Transmission
Potential Transformers
Purpose A potential transformer, also called a voltage transformer, provides a scaled voltage for measurement and protection. Its primary…
Guide
Switchgear
Isolators in Substations
Purpose An isolator, also called a disconnector, separates a circuit from a supply. It is part of an isolation arrangement; the presence of…
Guide
Switchgear
Electrical Insulators
The basic function An insulator separates an energized conductor from another conductive part while also supporting a mechanical load.…
Guide
Switchgear · Transmission
Transformer Insulation Resistance
What is measured An insulation resistance test is used to assess the condition of a transformer insulation system. It is one part of a…
Guide
Generation · Switchgear
DC Systems in Generating Stations
Why a DC supply is used A station DC system supports control and protection equipment that must remain available when the normal AC supply…
Guide
Switchgear
Current Transformers
Purpose A current transformer, or CT, provides a reduced representation of current to instruments and protective relays. Metering and…
Guide
Switchgear
Clamps and Connectors in Power Systems
Mechanical and electrical roles Clamps and connectors are fittings used to attach or join conductors and related equipment. A connection…
Guide
Switchgear
Battery Charger Functions in a Station DC System
The charger’s role A station charger converts AC supply to DC for the station system and battery. The exact architecture and operating…
Guide
Switchgear
Energy Meter Multiplying Factors
Why a multiplier may be needed Instrument transformers provide scaled representations of primary current and voltage to a meter. Whether…
Guide