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Sisteme de actionare cu motoare sincrone

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Schema principiala a m.p.p.<br />

<strong>cu</strong> magnet permanent<br />

Avantaje: <strong>de</strong>zvolta un <strong>cu</strong>plu <strong>de</strong> fixare a rotorului chiar in cazul nealimentarii fazelor;<br />

consum energetic mai redus; rotorul are o miscare amortizata datorita prezentei<br />

magnetului permanent.<br />

Dezavantaje: performantele motorului sunt afectate <strong>de</strong> variatia caracteristicilor<br />

magnetilor permanenti; tensiunea electro<strong>motoare</strong> indusa in infasurarea <strong>de</strong> comanda<br />

are valori ridicate.<br />

Prof. dr. ing. Valer DOLGA 12

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