Working Principle of Relay Articles: Relay Classification in Power System Protection: There are various types of Relay Classification in Power System Protection. Normally the actuating quantity is an electrical signal,…
Protection Principles and Components Articles: Methods of Discrimination in Power System Protection: Methods of Discrimination in Power System Protection are basically of two types: those which discriminate as to the…
Basic Steps for Design of Circuit Breaker Types: It is well known that a Circuit Breaker Types in an electrical power system has to perform the following four major operations.…
Merits and Demerits of Types of Conventional Circuit Breakers: Having studied the operational principles, the constructional features and fields of application of the bulk oil, minimum oil and air-blast circuit…
Oil Circuit Breaker: Oil Circuit Breaker are extensively employed in our power systems. In these the properties of the arc are employed for arc extinction. Thus by using arc energy…
Air Break Circuit Breaker: The arc interruption process of Air Break Circuit Breaker is based on the natural deionization of gases by a cooling action. The arc is resilient and…
Restriking Voltage Transient: Electrically a power system is an oscillatory network so that it is logical to expect that the interruption of fault current will give rise to a transient,…
Recovery Voltage: Recovery Voltage - While closing or opening the circuit breaker, the circuit constants play an important role. It was noticed in practice a circuit breaker that would operate…