THE CONSERVATIVE POWER THEORY AND THE ACTIVE FILTERING

Autor/autori: Eng. Alexandra PATRASCU, PhD. Student, Prof. Eng. Mihaela POPESCU, PhD, Assis. Eng. Vlad SURU, PhD

Rezumat: Aceasta lucrare analizeaza posibilitatea descompunerii curentului in circuite trifazate fara fir de nul pe baza Teoriei Conservative a Puterii. In acest scop au fost analizate mai multe studii de caz prin simulare, in Matlab/Simulink, pentru tensiune nesinusoidala si pentru sarcini liniare, respectiv, neliniare. Dupa interpretarea rezultatelor obtinute prin simulare, modelele de calcul create au fost verificate experimental, pe baza unui sistem real de filtrare activa.

Cuvinte cheie: Teoria Conservativa a Puterilor, tensine nesinusoidala, filtru activ paralel, calitatea energiei


Abstract: This paper analyzes the feasibility of decomposing the current in three-phase, three-wire systems using the Conservative Power Theory. Several case studies were created to be analyzed by simulation in Matlab/Simulink environment, under non-sinusoidal voltage conditions, taking into consideration linear and non-linear loads. After interpreting the results obtained by simulation, the implemented computation models have been investigated using an experimental active filtration system.

Keywords: Conservative Power Theory, non-sinusoidal voltage, shunt active filter, power quality

 

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