Device uses 12-pole samarium cobalt permanent-magnet rotor and three Hall-effect sensors for commutation. In prototype motor, torque constant (3-phase delta) is 65 oz-in/amp; electrical time constant (L/R) is 0.2 x 0.001 sec, and armature resistance is 20 ohms.


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    Title :

    Ironless-armature brushless motor


    Contributors:

    Published in:

    Publication date :

    1977-03-01



    Type of media :

    Miscellaneous


    Type of material :

    No indication


    Language :

    English





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