protection-scheme-of-switchgear
Protection Schemes Of Switchgear

Switchgear The apparatus employed for switching, controlling and protecting the electrical circuit and equipment is called switch- gear. Switch gear is required to protect the power apparatus from high current…

Buchholz Relay
Buchholz Relay | Working Principle of Buchholz Relay

Buchholz Relay For a protection of transformer Buchholz relay in transformer is mounted on the connecting pipes between the main tank & the conservative tank. It consists of two element.…

ac & dc transmission system
AC and DC System : What is AC and DC Transmission System

What is AC System The ac system is mainly used for transmission of power supply. The ac transmission line transmits alternating current over a long distance. The universally adopted AC…

Tariff : Definition, Types, Objectives & Characteristics of Tariff
Tariff: Definition, Types, Objectives & Characteristics of Tariff

Tariff It is the rate at which electrical energy is supplied to the consumer. As we know that electrical energy is produced by a power station that is to be…

Circuit Breakres
Circuit Breaker | Types of Circuit Breaker

Circuit Breaker Circuit breaker is a mechanical device that designed to makes or breaks  a electrical circuit either manually or remote control under abnormal or normal conditions. The circuit breaker…

Over Head Faults
Different Types of Faults in Overhead Transmission Lines

Electrical energy is generated at various power station & is transmitted & distributed to the consumers. There are various faults which may occur in the system during transmission & distribution…

About Engineeringa2z
Difference between HVDC and HVAC

The following are the main comparison between High voltage A.C. & High voltage D.C. system. Sr. No.HVDCHVAC1.Only or two conductor are used.Three conductor are required.2.Saving of conductor material as only…

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