Coggin torque in core less axial flux PMG Home › Electrical Engineering Forum › General Discussion › Coggin torque in core less axial flux PMG This topic has 0 replies, 1 voice, and was last updated 8 years, 5 months ago by akbar94. Viewing 1 post (of 1 total) Author Posts 2016/08/04 at 7:53 am #16685 akbar94Participant Hi to all. I am simulating a “core less axial flux PMG”. This PMG has significant cogging torque. I don’t know where this torque comes from because this is a core less generator therefor there is no slot in stator ( no reluctance variation). Author Posts Viewing 1 post (of 1 total) You must be logged in to reply to this topic. Log In Username: Password: Keep me signed in Log In