Windings Conductor Shape/Form/Construction TRIZ Cases

Segmenting the stator winding into individual conductors joined by a single ring reduces manufacturing complexity while maintaining low harmonic content.

Mechanical interlocking of lead portions eliminates adhesive fixation, reducing cooling airflow blockage and suppressing stator temperature increases.

Continuous wire connects twelve stator coils in a delta configuration, eliminating separate connecting wires that increase resistance and reduce torque.

Radial coil ends widen coolant flow channels and increase heat radiating areas, reducing winding resistance in the rotary electric machine.

Alternating adjacent coil winding directions eliminates wire overlaps and ensures uniform electrical contact distribution in building door drive motor units.

Parallel wye-phase windings equalize current densities across hybrid stator circuits.

Multi-phase stator windings connect across specific radial layers to enable flexible electrical reconfiguration.

Radial bus bar housing guides coils into dedicated grooves without removing insulation, eliminating film stripping and separate punching operations.

Segmented rings spaced from the core maintain cooling while resisting centrifugal forces on high-speed rotors.

Star-delta composite stator windings prevent circulating currents by equalizing electric potential across adjacent layers, suppressing operation noise.

A hollow cylinder iron-free coil uses a continuous stranded wire to nest phase windings and reduce wire end connections.

Mixed pitch hairpin coils reduce in-slot voltages by 35%, eliminating hairpin-to-hairpin slot liners to boost efficiency.

Distributed armature winding suppresses electric potential differences between coils to reduce insulating material thickness.

Asymmetric stator tooth widths reduce manufacturing complexity while maintaining torque production levels.

Pre-formed lead wires with radial and circumferential parts mechanically interlock with stator coil ends.

Segmented stator winding design with varying coil widths and turn counts to approximate sinusoidal magnetic field distribution.

A U-shaped expansion joint cut from a single plate connects curved bars in electric generator pole-to-pole assemblies.

Arc-shaped conductive junctions connect circumferential coil phases to reduce volume while maintaining high current capacity.

A stator device integrates interconnection rings and deflection pins to guide winding wires accurately.

Communication portions on the stator base plate guide refrigerant into connection coil grooves, suppressing local temperature rises in electric rotary machines.

Segmented stator windings use smaller conductors near the rotor to mitigate skin effect losses while maintaining manufacturing efficiency.

In-slot liquid cooling vessels remove heat from permanent magnet machine windings, bypassing stator lamination conductivity limits.

Segmented multi-filar coil windings with independent power converters maintain propulsion reliability during fault conditions.

Ventilation channels in rotor conductors guide cooling air through internal passages to remove heat from the winding.

A slotless motor coil unit uses overlapping end turns to secure coils and simplify assembly.

A stator coil configuration minimizes negative mutual inductance by distributing phase winding sections across different single-phase slots.

Star-connected U-shaped conductors prevent circulating currents between parallel windings while maintaining balanced axial coil lengths.