Technology

We are ready to offer various design options for radial electric motors, depending on application and customer requirements. For a better understanding of the differences in construction, we provide a comparison table.

Radial Permanent Magnet Synchronous Motor

Dual rotor

Single rotor

Inrunner

Outrunner

Distributed Winding

  1. + The highest power and torque density

  2. + Best for < 10000 rpm

  3. + Low rotor loses

  4. + Simple stator and rotor construction

  1. - High winding loses

  2. - Very complicated winding construction

  3. - High cost

Distributed Winding

  1. + High power density

  2. + Best for > 10000 rpm

  3. + Low rotor loses

  4. + Simple stator and rotor construction

  1. - High winding loses

  2. - Complicated winding construction

  3. - Low cost

Distributed Winding

  1. + High torque density

  2. + Best for < 10000 rpm

  3. + Low rotor loses

  4. + Simple stator and rotor construction

  1. - High winding loses

  2. - Complicated winding construction

  3. - Low cost

Concentrated Winding

  1. + The highest power and torque density

  2. + Best for < 10000 rpm

  3. + Low winding loses

  4. + Simple stator and rotor construction

  5. + Simple winding construction

  1. - High rotor loses

  2. - High cost

Concentrated Winding

  1. + High power density

  2. + Best for < 10000 rpm

  3. + Low winding loses

  4. + Simple stator and rotor construction

  5. + Simple winding construction

  1. - High rotor loses

  2. - Low cost

Concentrated Winding

  1. + High torque density

  2. + Best for < 10000 rpm

  3. + Low windingloses

  4. + Simple stator and rotor construction

  5. + Simple winding construction

  1. - High rotor loses

  2. - Low cost

Spiral Winding

  1. + High power and torque density

  2. + Best for < 10000 rpm

  3. + Low rotor loses

  4. + Simple winding construction

  1. - High winding loses

  2. - High cost

  3. - Complicated stator and rotor construction