Corona Ring on Surge Arresters and other EHV equipment
Have you ever seen a ring around the Surge Arrester or other EHV equipment? What is the purpose of the Ring around
Power Systems
Advantages and Disadvantages of Per Unit System
In power system analysis, per unit (pu) system is used to express a physical variable as a fraction of base
Advantages & Disadvantages of AC power and DC power
First electric power system was build in New York city in 1882. DC power was generated by steam generator supplying
Rotor Angle Stability of Synchronous Generators in Power System
Rotor Angle Stability: Rotor angle stability is the ability of the interconnected synchronous machines running in the power system to
Harmonics effect on Transformer
Harmonics distortion effect on Power System and their impact on Induction Motors are already discussed. Some of the disadvantages of harmonics and their impact on the transformers
Why Reactive Power is Generated at Load
Reactive Power if possible should be generated close the load centers or close to the point of its consumption. Some
Harmonics effect on Induction Motor
Harmonics in the power system are generated due to the usage of non linear load. Some of the effects of harmonics
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
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