VAR COMPENSATION
VAR COMPENSATION VAR compensation is defined as the management of reactive power to improve the performance of ac power systems; …
FACTS SYSTEM CONTROLLER
FACTS SYSTEM CONTROLLER SVC: Uses thyristor valves to rapidly add or remove shunt connected reactors and or capacitors often in coordination …
FLEXIBLE AC TRANSMISSION SYSTEM FACTS
FLEXIBLE AC TRANSMISSION SYSTEM FACTS A flexible transmission system is akin to high voltage dc and related thyristors developed and …
CLASSIFICATION OF ELECTRICAL POWER SYSTEM BUSES
CLASSIFICATION OF ELECTRICAL POWER SYSTEM BUSES A bus is a node at which one or many lines, one or many …
OBJECTIVES OF LOAD FLOW STUDY
OBJECTIVES OF LOAD FLOW STUDY 1) Power flow analysis is very important in the planning stages of new networks or …
FACTORS AFFECTING TRANSIENT STABILITY
FACTORS AFFECTING TRANSIENT STABILITY Transient stability is very much affected by the type of fault. A three-phase dead short circuit …
THYRISTORS AS A CONTROLLED CONVERTER
THYRISTORS AS A CONTROLLED CONVERTER The controlled rectifier circuit is divided into three main circuits, (1) POWER CIRCUIT This circuit …
GENERATOR MOTORING PROTECTION
GENERATOR MOTORING PROTECTION Motoring protection is provided for the steam or hydraulic turbine, or for the power system, and not …
GENERATOR OVERSPEED PROTECTION
GENERATOR OVERSPEED PROTECTION It has been noted above that over-speed causes overvoltage, which may be protected against using overvoltage relays. …
BASIC INSULATION LEVELS BIL
BASIC INSULATION LEVELS BIL Having decided the voltage that is required to be created at any substation it is necessary …
