Auto Recloser Circuit Breaker in Power System
Most of the faults on over head lines are transient in nature. About 85% to 90% of faults are momentary
Power Systems
Power Systems
Current Limiting Reactors and Short Circuit Currents
A current limiting reactors is also called as series reactors. It is an inductive coil having large inductive reactance compared
Ungrounded or Isolated Neutral System Disadvantages
There will be no flow in the zero sequence currents In ungrounded or isolated neutral system there will be little
Neutral Grounding Practice in Power System
Generally on neutral grounding is provided at each voltage. There will be several voltage levels between the generation of the
Shunt Capacitor Advantages in Power System
Normal loads on ac supply system are inductive in nature (eg: motors, power transformers, voltage regulators, induction furnace, choke coils,
Reactive Power Sources and Sinks in Power System
Dynamic Reactive Power Sources: It includes reactive power compensators which have the ability to respond within duration of cycles and
Voltage Variations Effects on Power Plant Equipment
When the voltage at the terminal of the electrical equipment deviates from the value as specified from the name plate
Factors affect Voltage Level Selection in Service System
Some of the factors that effect the selection of nominal voltage levels for the service systems are: Type and size
Harmonics Disadvantages in Power System
Sources of Harmonics: Several sources of harmonic currents that may be found on electrical power distribution networks are listed below:
Generating Station Grounding Principles
Grounding systems in the generating stations should able to meet the following grounding principles: Grounding Principles: Metallic enclosure on electrical