TWO-INDUCTION MACH PHASE INDUCTION MACH PHASE INDUCTION MACH PHASE INDUCTION MACHINE INE W W WITH TOROIDAL ITH TOROIDAL ITH TOROIDAL ITH TOROIDAL WINDING AIMPROVED PERFORMA ND IMPROVED PERFORMA ND IMPROVED PERFORMA ND IMPROVED PERFORMANCE NCE NCE NCE

de induc*ie trif de induc*ie trifazate. azate. azate. azate. Cuvinte cheie: Cuvinte cheie: Cuvinte cheie: Cuvinte cheie: proiectare, analiza MEF, inf�+urare toroidal�, ma+ina de induc*ie bifazat�. ABSTRACT. This paper advances an original solution for the improvement of the two This paper advances an original solution for the improvement of the two This paper advances an original solution for the improvement of the two This paper advances an original solution for the improvement of the two--- -phase induction machine performance phase induction machine performance phase induction machine performance phase induction machine performance by eliminating the third order harmoni by eliminating the third order harmoni by eliminating the third order harmoni by eliminating the third order harmonic from the air c from the air c from the air c from the air--magnetic field spectrum. For this purpose, toroidal coils are used gap magnetic field spectrum. For this purpose, toroidal coils are used gap magnetic field spectrum. For this purpose, toroidal coils are used gap magnetic field spectrum. For this purpose, toroidal coils are used and a special placement in the stator slots is designed. The fem based simulations and the experimental tests prove the and a special placement in the stator slots is designed. The fem based simulations and the experimental tests prove the and a special placement in the stator slots is designed. The fem based simulations and the experimental tests prove the and a special placement in the stator slots is designed. The fem based simulations and the experimental tests prove the superiority of this solution over the "classic" tw superiority of this solution over the "classic" tw superiority of this solution over the "classic" tw superiority of this solution over the "classic" two o o

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