BLDC challenges and problems

[satishgmmd]

Hi all.
I need the problems or any improvements that can be made on BLDC motors.Please suggest me something ? One problem I know is the torque ripple in the genrated torque.

 

[karthickb3e]

try to reduce cost of production.....ie in design...................

 

[satishgmmd]

Hello Karthick
Is the cost of motor or controller should I reduce ?

 

[karthickb3e]

cost of motor................. try to study design