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SYLLABUS
UNIT-I
Introduction to FACTS Power flow in an A.C system – Loading capability limits – Dynamic stability considerations – Importance of controllable parameters – Basic types of FACTS controllers – Benefits from FACTS controllers – Requirements and characteristics of high power devices – Voltage and current rating – Losses and speed of switching – Parameter trade-off devices.
UNIT-II
Voltage Source and Current Source Converters Concept of voltage source converter (VSC) – Single phase bridge converter – Square-wave voltage harmonics for a single-phase bridge converter – Three-phase full wave bridge converter – Three-phase current source converter – Comparison of current source converter with voltage source converter.
UNIT-III
Shunt Compensators-1 Objectives of shunt compensation – Mid-point voltage regulation for line segmentation – End of line voltage support to prevent voltage instability – Improvement of transient stability – Power oscillation damping.
UNIT-IV
Shunt Compensators-2 Thyristor Switched Capacitor (TSC) –Thyristor Switched Capacitor – Thyristor Switched Reactor (TSC-TCR). Static VAR Compensators (SVC) and Static Compensators (STATCOM): The regulation and slope transfer function and dynamic performance – Transient stability enhancement and power oscillation damping – Operating point control and summary of compensation control.
UNIT-V
Series Compensators Static series compensators: Concept of series capacitive compensation – Improvement of transient stability – Power oscillation damping – Functional requirements. GTO thyristor controlled series capacitor (GSC) – Thyristor Switched Series Capacitor (TSSC) and Thyristor Controlled Series Capacitor (TCSC). UNIT-VI Combined Controllers Schematic and basic operating principles of unified power flow controller (UPFC) – Application on transmission lines.
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CategoriesEngineering
Format PDF
TypeeBook