Dry transformer
AssigneeABB Power Grids Switzerland AG
InventorsYong Wang, Wolfgang Mönig, Frank Cornelius, Jens Tepper
Life of this patent
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Abstract
A dry transformer to be mounted on or under or in a vessel or means of transportation, in particular a rail car or power car of a train or a ship, includes at least one core and at least one winding. The winding surrounds the core and the core and the winding are parts of a coil. The coil and/or the core and/or the winding are mechanically connected to an outer support structure by at least one strut. The transformer is able to master the required typical dynamic loads in at least one direction in transportation applications, such as railway applications.
Claims19
A dry transformer to install on or under or in a vessel or a means of transportation, in particular a rail car or power car of a train or a ship, comprising at least one core and at least one winding, wherein the winding surrounds the core and wherein the core and the winding are parts of a coil,
- wherein the coil and/or the core and/or the winding are mechanically connected to an outer support structure by at least one strut;
- wherein the strut comprises at least one plate which has at least one opening or at least one recess, which at least partially surrounds the coil and/or an outer winding of the coil and/or the core;
- and
- wherein the strut comprises two plates at one longitudinal end of the coil and comprises two plates at the other longitudinal end of the coil.
3-4. (canceled)
A transformer, comprising:
- a core;
- and
- a winding that surrounds the core, wherein the core and the winding comprise parts of a coil;
- wherein the coil is mechanically connected to an outer support structure by a strut that comprises two plates at a first longitudinal end of the coil and two plates at a second longitudinal end of the coil opposite the first longitudinal end of the coil;
- wherein at least one of the plates comprises an opening that at least partially surrounds the coil and/or an outer winding of the coil and/or the core.
Dependencies are inferred from the claim text.