CPC H02K 9/227 (2021.01) [H02K 9/02 (2013.01); F03D 9/25 (2016.05); F05B 2220/706 (2013.01); F05B 2260/2241 (2013.01)] | 14 Claims |
1. An electrical machine, comprising:
a rotor and a stator;
an air gap defined between the rotor and the stator; and
one of the stator or the rotor comprising a plurality of electrical coils,
wherein at least one electrical coil of the plurality of coils comprises a heat sink to dissipate heat to the air gap,
wherein the heat sink is attached to the at least one electrical coil with a thermally conductive material,
wherein a temperature distribution of the at least one electrical coil is more homogeneous with the heat sink attached than without the heat sink attached and a difference between a highest temperature and a lowest temperature of the at least one electrical coil is less than 20° C. with the heat sink attached.
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