Electrically Excited Synchronous Machine
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Innovation in cooling and rotor power supply
Electrically excited synchronous machine (EESM) are free ofrare earth magnet and therefore minimize cost and supply chainrisks along with an optimized CO2-footprint. Schaeffler EESMdesign solutions include a dedicated rotor cooling system,enabling high performance and cycle efficiency, high speedcompatibility and a space neutral, touchless rotor power-supply.
Advantages
- High efficiency at WLTC and high way driving
- High power density
- Innovative rotor cooling enables high torques and efficiency
- Minimized cost and supply chain risk, increasedsustainability by optimized CO2-footprint
- Universally applicable
- Space neutral rotor power supply
Features
- Adaptable rotor field
- High slot fill factor due to optimized needle winding process
- Effective rotor cooling due to slot cooler close to thewinding
- No rare earth magnets
- Scalable design
- High integrated, non-contract rotor power supply