b'Engineer Innovation | Automotive & TransportationRotor yoke PM Stator coils Stator teeth and yokeFigure 3: Exploded view of the single rotor AFPMbeyond 10 kW/kg. Several paretoEnergy Office of Energy Efficiency and optimal designs shown in figure 6 meetRenewable Energy (EERE) under the our target performance requirementsAward Number DE-EE0008384.(power density 9.5 kW/kg and efficiency 93 percent). Thus, theReferences:design optimization results demonstrate L. Love, E. Lanke, and P. Alles,the potential for the single rotor AFPMEstimating the impact (energy, to meet the performance requirementsemissions and economics) of the US of the off-highway vehicle. Furtherfluid power industry, Oak Ridge investigation details of the integratedNational Laboratory (ORNL), Oak system performance and multi-physicsRidge, TN, 2012.optimization will be reported in future publications. P. Li, J. Siefert, and D. Bigelow, A hybrid hydraulic-electric architecture Acknowledgement: (HHEA) for high power off-road This material is based upon workmobile machines, in Proceedings of supported by the U.S. Department ofthe ASME/BATH 2019 Symposium on 2015Stator yokeTorque error [%]Stator coil10Stator toothPM5 Rotor yoke051015200 Number of computational slicesFigure 4: Error in average torque from 2D model as a function of number ofFigure 5: 2D equivalent model of a single rotor AFPMcomputational slices. The torque from 3D model is taken as reference. 46'