Considering the copper loss and iron loss of stator and rotor of asynchronous motor, the rotor magnetic field is establishedThe loss model of the induction motor in the oriented d-q coordinate system is studiedBased on the loss model, the relationship between the motor losses and the rotor flux is analyzedThe efficiency optimization control strategy of vector control variable frequency speed regulation asynchronous motor is proposed The Principal Activities of Yuanzhong Custom metal stamping and stator and rotor lamination to serve the global market. DC motor core stamping 1.Product Description Product Name stator and rotor stack Material B50A4700 (Or Designated material) Application DC motor Component stator and rotor lamination Service OEM Packing Wooden box(Can be customized) Standard IS09001; 2008 2. Produce show 3.Product Size Type Materials Main Function DC motor core B50A4700 DC motor 4.Company profile YUYAO YUANZHONG SALT PIECES CO.LTD, The factory is specializing in producing kinds ofmotor iron core and motor punchingplate. The existingequipmentincluding Japan AIDA200T, AIDA125Tand Taiwan INGYU80T, in all 8 high speedprecise punches, also with the equipment of Slitting Ling, precisionsurfacegrinderand so on. In addition, thecompany is also equipped with more than 40 ordinary latheswith th