References
[1]. Toma Dordea (1984). Tendinte actuale in calculul si
constructia masinilor electrice, Sesiune de comunicari
EMT , Timisoara, Vol 1, pp. 4-10.
[2]. Toma Dordea (2009). Necesitatea maririi
randamentului masinilor electrice, Sesiune de
comunicari EMT, Timisoara, Vol 1, pp. 3-9.
[3]. De Doncker, R. W. (2009). Modern Electrical Drives :
Design and Future Trends, In: Proceeding of the 10th
International Conference OPTIM, Brasov, XIX-XXVI.
[4]. Boglietti, A,. Cavagnino, A., Ferraris, L., Lazzari, M.,
Luparia, G. (2008). About induction motors energy
efficiency improvements by mean of production
technological process modification, In: Proceeding of
the 5th International Symposium ELECTROMOTION,
Marrakesh, pp.506-511.
[5]. Peters, D.T., Cowie, J.G., Brush, E.F.Jr.,Van Son, D.J.
(2009). Copper in the squirrel cage for improvement
motor performance, In: Proceeding of the Electric
Machine and Drives Conference, 2009, IEMDC'09, IEEE
International, Vol 2, 1-4 June, pp. 1265-1271.
[6]. Parasitili, P. and all. (2009). Three phase induction
motor efficiency improvements with die-cast copper rotor
cage and premium steel, In: Proceeding of the
Symposium SPEEDAM, Capri, Italy.