The invention comprises a method for fastening an inductor, comprising an aperture therethrough, to a mounting surface with a set of at least two mechanical straps and a strap force of ten to one hundred pounds of force per strap, the step of fastening further comprising the step of: passing at least a first portion of each of a first and second mechanical strap of the set of mechanical straps through the aperture and on opposing sides of the aperture, the first portion comprising a non-conductive material, where the inductor winding is fabricated during installation and/or the inductor is a component of a harmonic filter magnetically isolating and filtering individual phases of three phase power.

The invention comprises a harmonic filter apparatus and method of use thereof for magnetically isolating and filtering individual phases of three-phase power comprising a delta circuit that includes: (1) a first leg connecting to a second leg and a third leg and (2) first circuitry on the first leg matching second circuitry on the second leg, the first circuitry comprising at least two contactors electrically wired in parallel, the harmonic filter magnetically isolating individual phases of three-phase power, where inductor—coupled inductor pairs couple apexes of the delta circuit to individual phases of the three-phase power.

The invention comprises a fabricated inductor winding apparatus and method of use/manufacture thereof, where the inductor has a core and a fabricated winding. The fabricated winding comprises a plurality of turns, a first turn of the plurality of turns comprising a first sub-section and a second sub-section, the first sub-section electrically connected to the second sub-section with a first non-wire electrical connection during an assembly step of the inductor and the second sub-section of the first turn electrically connected to a second turn with a second electrical connection formed during a winding step.

The invention comprises a harmonic filter apparatus and method of use thereof, the harmonic filter including a delta circuit comprising: (1) a first leg connecting a first apex to a second apex of the delta circuit; a second leg connecting the second apex to a third apex of the delta circuit; and a third leg connecting the third apex to the first apex and (2) a first capacitor and a second capacitor wired in parallel within the first leg of the delta circuit. Optionally and preferably, each apex of the delta circuit is connected to individual phases of three phase power via respective inductor—coupled inductor pairs, where the harmonic filter magnetically isolates individual phases of the three phase power.

The invention comprises a multi-inductor mounting/cooling apparatus and method of use thereof comprising: an elongated tube having a first elongated section and a second elongated section separated by at least a first longitudinal split down a length of the elongated tube and at least three inductors affixed to a baseplate, the at least three inductors positioned within the elongated tube, the at least three inductors comprising a plurality of connectors extending radially outward through at least one aperture formed between the first elongated section and the second elongated section. Optionally and preferably a fan is positioned within and/or at an end of the elongated tube.

A dry-type transformer with an elliptical iron core includes a transformer housing, a heat dissipation mechanism, an elliptical iron core, a coil, a clamping mechanism and an upper cover. The heat dissipation mechanism is arranged in a horizontal direction and fixedly assembled with the transformer housing. One end, away from the transformer housing, of the heat dissipation mechanism is in contact with ground. The elliptical iron core is arranged in a vertical direction inside the transformer housing. The coil is wound on the elliptical iron core. The clamping mechanism is sheathed on one side, away from the elliptical iron core, of the coil. The upper cover is arranged at a top end of the transformer housing, and the upper cover is fixedly assembled with the transformer housing via a bolt structure.

A thermal management includes an inductor, a housing in thermal communication with the inductor, the housing defining a wall, and a conductor. The conductor has a greater heat transfer rate than the wall and is positioned within a groove and/or an aperture formed in the wall. The conductor is configured to transfer heat through the wall more efficiently than if the conductor were not present. A method of manufacturing a thermal management system includes forming a housing by additive manufacturing. The housing defines a wall having at least one of a groove and an aperture defined therein. The method includes positioning a conductor in at least one of the groove and the aperture. The conductor has a greater heat transfer rate than the wall. The method includes positioning an inductor into thermal communication with the housing.

An electrical device includes a magnetic core, a bobbin extending about and partially covering the magnetic core, wherein the bobbin is made of a thermally conductive dielectric material, wherein the bobbin further comprises an outer body connectable to an inner body, wherein the inner body comprises at least a first contact element being formed as a rib that is configured to directly contact a surface of the magnetic core.

Inductive energy emitter/receiver including a planar-shaped magnetic core with two opposed main surfaces is provided having at least one conductive coil wound around an axis perpendicular to the main surfaces of the planar-shaped magnetic core, the conductive coil being overlapped to one of the main surfaces of the magnetic core; an inductor casing being attached to the planar-shaped magnetic core and at least one conductive coil. The inductor casing is at least partially made of flexible polymer bonded soft magnetic material, and the planar-shaped magnetic core is a made of a plurality of flexible elongated partial cores, forming a flexible planar-shaped magnetic core.

In an embodiment, a reactor includes at least one winding and a magnetic core having at least a first leg and a second leg, and at least a first yoke and a second yoke, wherein the at least one winding is placed on at least one of the first leg and the second leg, and wherein at least one of the first and the second yoke has at least one airgap.