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LABORATORY PROTOTYPE OF A STATIC VAR COMPENSATOR

Abstract

V diplomskem delu so predstavljene možnosti izvedbe trifaznega statičnega kompenzatorja. Predstavljena je zgradba trifaznega kompenzatorja skupaj z dimenzioniranjem izhodnega filtra. Regulacija je izvedena v sinhrono vrtečem koordinatnem sistemu d-q, pri čemer so uporabljeni PI regulatorji. Podan je tudi način določitve ojačanj regulatorja. Delovanje kompenzatorja je najprej predstavljeno s simulacijo v programskem paketu Matlab/Simulink. Nato smo delovanje preskusili še na laboratorijskem prototipu, ki smo ga s pomočjo digitalnega signalnega procesorja sinhronizirali z omrežjem.The possibilities of designing a static var compensator are presented in diploma thesis. Design of a three-phase static var compensator is described along with process of choosing components for prototype. The process of designing a passive LCL filter is described. Voltage oriented control with PI controllers is also described along with process of determining gains for controllers. The system is first tested in simulation in Matlab/Simulink. After confirmation the experimental system is presented. For the control of the prototype a digital signal processor was used

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