Load Frequency Control of Isolated Power System: To obtain the dynamic response of Load Frequency Control of Isolated Power System giving the change in frequency as function of the time…
Systems of Track Electrification DC Electrification System: The substations are necessary for control of electric supply to a considerably long network in systems of track electrification DC electrification system. DC…
Power System Earthing Interview Questions and Answers: 1. What is difference between system earthing and equipment earthing ? Ans. System earthing deals with earthing of the system neutral to ensure…
Selection of Power Plant Interview Questions and Answers: 1. Why are diesel power plants rarely used ? Ans. Diesel power plants have limited field of application as emergency power plants…
Switch Mode Power Supply (SMPS) or Switching Regulators: Switch Mode Power Supply (SMPS) - The regulated power supplies described earlier were basically linear voltage regulators. A linear voltage regulator possesses…
Performance of Circuit Breaker System Requirements: Analysis of circuit interruption and the foregoing discussion of various circuit breakers apply to circuit breakers in practice if they had ideal switching characteristics.…
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 location of fault, and those…
Electrical Drive Systems: Each Electrical Drive Systems is different from other Electrical Drive Systems. However, there are some common features associated with all Electrical Drive Systems. To understand them it…