Power Systems

DC to DC Power Converters: Function, Types, Operation & Applications

DC to DC power converters also referred to as choppers provide the means to change one DC voltage to another.…

5 months ago

Equipment Grounding vs. System Grounding

Grounding or earthing an electrical system is the process of connecting all metalwork/frame of electrical equipment i.e. the non-current carrying…

6 months ago

Switchgear Terminology & IEC Standards

Switchgear generally refers to the switching devices and their combinations, with the related control, measuring, protective and regulating equipment. The…

6 months ago

Air-Blast Circuit Breakers: Features, Operation & Applications

Air-blast circuit breakers utilize a blast of compressed air typically at a pressure of 25–75 bar, which is directed across…

7 months ago

Testing & Commissioning Protective Schemes

Generally protective equipment testing may be divided into three stages: Factory tests. Commissioning tests. Periodic maintenance tests. Factory and commissioning…

7 months ago

The Principles of Power System Protection

The Function and Principles of Power System Protection The objective of power system protection is to detect faults or abnormal…

8 months ago

Common Busbar Protection Schemes

Function of Busbars in a Power system & why they must be protected Busbars form a critical component for a…

8 months ago

Overvoltage Protection Techniques & Equipment

Overvoltage Protection – Objective, Methods & Equipment The purpose of the protective equipment in a power system is to isolate…

8 months ago

What is Corona Discharge in Power Transmission Conductors?

Corona and its Effects in Power Transmission Systems What is Corona? Corona is the term used to describe the violet…

8 months ago

Air Circuit Breakers: Features, Operation & Applications

Air Circuit Breaker Features & Operation An air circuit breaker employs atmospheric air as its interrupting medium. The arc is…

8 months ago