Introduction to Electrical Machines Articles: Electric Generator Diagram: Electricity does not occur naturally in usable form and it also cannot be stored in usefully large quantities. Therefore, it must be…
Introduction to Electric Energy Systems Articles: Development of Electric Power Industry : The basic human need for safe, efficient, and affordable light became the driving force which led to the…
Techniques of Circuit Analysis Articles: CoTree and Tree in Circuit Analysis : CoTree and Tree in Circuit Analysis – A tree is a connected subgraph of a network which consists…
Circuit Analysis Theorem Articles: Star Delta Control Circuit: The star delta transformation is another technique useful in solving complex networks. Basically, any three circuit elements, i.e. resistive, inductive or capacitive,…
Grounding of Impulse Testing Laboratories: An earth or ground system means an established stable .reference potential normally taken to be zero. There are three types of Grounding of Impulse Testing…
High Voltage Test on Transformer: High Voltage Test on Transformer are very important and costly apparatus in power systems. Great care has to be exercised to see that the transformers…
High Voltage Test on Circuit Breaker and Isolators: High Voltage Test on Circuit Breaker and Isolators is covered, giving common characteristics for both. While these characteristics are directly relevant to…
Partial Discharge Measurements: Earlier the testing of insulators and other equipment was based on the insulation resistance measurements, dissipation factor measurements and breakdown tests. It was observed that the dissipation…