Research and Application of Intelligent Permanent Magnet Direct Drive Technology on Gangue Hill Hoisting Machine
Zaozhuang Mining Group Company Gaozhuang coal mine gangue winch using permanent magnet direct drive system,control to achieve the master-slave follow,torque and speed balance,and can be adjusted through the frequency,to achieve the soft start,soft stop,permanent magnet direct drive system will increase the mechanical transmission efficiency to 98.5％,the rated efficiency of the motor up to 96％.In the control mode,full vector control is adopted to achieve torque and speed regulation,which is of great significance for energy saving and efficiency,and reducing the labour intensity of maintenance personnel.
permanent magnet direct drive technologygangue mountain winch hoistregulation frequencysoft startfull vector control
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