CONVERTISSEUR MODULAIRE MULTINIVEAUX AVEC DES BRAS EN PARALLELE DANS LES PHASES ET COURANTS DE CIRCULATION ENTRE LES ARMS

摘要

Main arms 10UP, 10VP, 10WP, 10UN, 10VN, and 10WN and sub-arms 11UP, 11VP, 11WP, 11UN, 11VN, and 11WN are provided for each of the P-side and N-side of each phase, the main arms 10UP, 10VP, 10WP, 10UN, 10VN, and 10WN and the sub-arms 11UP, 11VP, 11WP, 11UN, 11VN, and 11WN are connected in parallel for each of the P-side and N-side of each phase of the U-phase, V-phase, and W-phase, and the power conversion control unit 13 controls an inter-parallel arms circulation current that circulates between the main arms and the sub-arms, that are connected in parallel, in the same phase.