Switching Transistor: The characteristics of modern Switching Transistor are specially suited to the functional requirements mentioned already. These along with the other Semiconductor production of static relays. The properties particularly…
Generator Transformer Protection: Generator Transformer Protection - Protective relays, being component parts of electrical switchgear, should be closely associated with the control section of such systems, e.g. indicating and signalling systems. Thus the signalling and indicating systems…
Important Questions of Power System Protection: Explain briefly the role of protection in a power system. Describe the essential features of a protective relay with reference to reliability, selectivity, speed…
Basic Principle of Operation of Protective System: Basic Principle of Operation of Protective System - Each relay in a protection scheme performs a certain function and responds in a given…
Essential Qualities of Protection Systems: Every Protection Systems which isolates a faulty element is required to satisfy four basic requirements: reliability; selectivity; fastness of operation; and discrimination. Without reliability and…
Zone Protection: The Zone Protection is that part of a power system guarded by a certain protection and usually contains one or at the most two elements of the power…
Fault Meaning and Statistics: Fault Meaning and Statistics - It is useful to have some idea of the frequency of the incidence of faults on the different items of equipment in a…
Microprocessors and Microcontrollers Articles: This Microprocessors and Microcontrollers Articles which includes the following topics: Features of 8085 Microprocessor 8085 Microprocessor Architecture and its Operations 8085 Pin Diagram Instruction Cycle of…