Axial flux switched reluctance motor and generator, and related systems and methods

An axial flux switched reluctance motor, comprising

• a stator comprising a front surface and an opposite facing rear surface, and a plurality of sidewalls that extend from the front surface to the rear surface;
• the stator further comprising a plurality of salient stator poles positioned on the front surface, each one of the plurality of salient stator poles comprising:
• a bobbin protruding out from the front surface in a direction along an axis of the bobbin that is perpendicular to the front surface;
• the bobbin comprising a bobbin front surface that is substantially parallel to the front surface of the stator;
• a coil of electrically insulated wire wound around the bobbin;
• a rotor comprising a front rotor surface and an opposite facing rear rotor surface, and further comprising a plurality of rotor poles;
• the rotor affixed to a shaft and configured to rotate about an axis of rotation that is aligned with the shaft;
• wherein the rear rotor surface of each of the plurality of rotor poles is spaced apart from the bobbin front surface of each of the plurality of salient stator poles, to facilitate the rear rotor surface to rotate over the bobbin front surface and for magnetic flux to flow between the bobbin front surface of each of the plurality of salient stator poles and the rear rotor surface of each of the plurality of rotor poles;
• and
• a housing that comprises a first major circular component and a second major circulator component, and the stator and the rotor are positioned between the first major circular component and the second major circular component, and the first major circular component and the second major circular component each comprise electromagnetic field (EMF) shielding metal that has defined therein a plurality of ventilation holes.

An axial flux switched reluctance motor, comprising

• a stator comprising a front surface and an opposite facing rear surface, and a plurality of sidewalls that extend from the front surface to the rear surface;
• the stator further comprising a plurality of salient stator poles positioned on the front surface, each one of the plurality of salient stator poles comprising:
• a bobbin protruding out from the front surface in a direction along an axis of the bobbin that is perpendicular to the front surface;
• the bobbin comprising a bobbin front surface that is substantially parallel to the front surface of the stator;
• a coil of electrically insulated aluminum wire wound around the bobbin;
• a rotor comprising a front rotor surface and an opposite facing rear rotor surface, and further comprising a plurality of rotor poles;
• the rotor affixed to a shaft and configured to rotate about an axis of rotation that is aligned with the shaft;
• wherein the rear rotor surface of each of the plurality of rotor poles is spaced apart from the bobbin front surface of each of the plurality of salient stator poles, to facilitate the rear rotor surface to rotate over the bobbin front surface and for magnetic flux to flow between the bobbin front surface of each of the plurality of salient stator poles and the rear rotor surface of each of the plurality of rotor poles;
• a housing that comprises a first major circular component and a second major circulator component, and the stator and the rotor are positioned between the first major circular component and the second major circular component, and the first major circular component and the second major circular component each comprise electromagnetic field (EMF) shielding metal that has defined therein a plurality of ventilation holes;
• wherein the first major circular component and the second major circular component are each substantially parallel to a plane of rotation of the rotor;
• the housing further comprises an outer chassis that encapsulates the first major circular component, the second major circular component, the stator, and the rotor;
• the outer chassis defines therein a first plurality of holes on a first major section that is facing the first major circular component and the first plurality of holes are aligned with at least a subset of the plurality of ventilation holes defined in the first major circular component;
• the housing further comprises a circumferential metal EMF shield that circumferentially extends around the rotor and the stator, and extends between the first major circular component and the second major circular component, wherein the circumferential metal EMF shield defines therein an additional plurality of ventilation holes;
• the outer chassis comprises an outer circumferential portion that circumferentially extends around the circumferential metal EMF shield, and, the outer circumferential portion defining therein a plurality of outer ventilation holes that are aligned with the plurality of additional ventilation holes defined in the circumferential metal EMF shield;
• and
• wherein the axial flux switched reluctance motor operates with a temperature of the coil of at least 150 degrees Celsius and a shaft speed of over 5000 Rotations Per Minute (RPM).