Title : 
Two-phase power servo drives
         
        
        
            Author_Institution : 
GEC-AEI (Electronics), Leicester, UK
         
        
        
        
        
        
        
            Abstract : 
The letter gives details of a method of using a high-power two-phase induction motor as a servomotor in a positional servomechanism. The method utilises a constant-frequency power source and does not have the disadvantage of a permanently excited winding.
         
        
            Keywords : 
induction motors; servomechanisms; servomotors;
         
        
        
            Journal_Title : 
Electronics Letters
         
        
        
        
        
            DOI : 
10.1049/el:19680397