Synchronous Machines TRIZ Cases

Laminating a guide core with symmetric tooth tips stabilizes magnet wire tension during high-speed winding of asymmetric stator cores.

Pre-curved turn portions compensate for springback during rolling, preventing rotor interference and maintaining magnetic characteristics.

Brazing side plates joins solidified and stranded stator bars, reducing assembly time while maintaining flexibility.

Segmented stator active segments distribute magnetic flux to increase torque capability while reducing magnet quantity and cost.

A rotating iron band absorbs opposing magnetic flux to eliminate field cancellation and enable self-starting permanent magnet motors.

Radial position shift portions on wave-shaped electric wires prevent protrusions and voids, maximizing space factors in compact stator cores.

Segmented pole shoe plates with flexible connections reduce thermal deformation and vibration during asynchronous start-up.

Progressive armature tooth width reduces flux leakage and prevents irreversible de-magnetization of permanent magnets under high temperature conditions.

A commutatorless electric motor places the magnetic circuit in the stator and uses an electronic control circuit to synchronize power pulses.

Conductor segment heads interpose between coil end pairs, preventing electrical discharge without increasing stator height or material cost.

Three-dimensional lead wire routing reduces vibration stress and simplifies welding jig access, improving manufacturing efficiency.

Pre-formed coil wire segments engage via transfer and rotation to form rotary machine assemblies.

Radial arms on connection plates house stator bars, reducing vehicle weight and volume by merging KERS functionality into the motor.

Tangential windings on a large disk maximize torque while a sealed bearing conductor eliminates brush friction and heat buildup.

Multi-layer winding connects conductive and non-conductive layers to enable flexible rotor geometric design while reducing eddy current losses.

Radial crossover positioning prevents housing interference and preserves insulation adhesion at wire joints.

Segments the drive into an induction starter and a permanent magnet runner to eliminate fragile wellbore electronics while maintaining synchronous efficiency.

Controlled injection molding reduces dust emission and tarnish on ferrite sintered magnets, eliminating grinding steps.

A stator joins windings at slot-accommodated portions to minimize axial projection of element wire ends.

Dual stator axial flux switching permanent magnet machine eliminates unbalanced back-EMF and rotor forces through asymmetric winding configurations.

Halbach array flux focusing increases output force by over 300% while reducing rotation torque in the cyclic drive system.

Tangential depressions form voids in bar conductors, reducing copper losses from eddy currents and proximity effects.

A stator coil uses stepped wire bends to form radial chambers that expand the thermal dissipation surface area.

A brushless DC machine uses an insulating winding carrier and dual permanent magnet rings to generate tangential Lorentz forces for rotor acceleration.

Inverting die-punch movement reduces handling time while merging coil formation steps to boost production speed.

Embedding annular coils within stator claws eliminates protruding coil ends, reducing axial length while minimizing vibration and noise.

Alternating through-openings in stacked stator laminations create axial cooling ducts that dissipate heat from high-power wind turbine generators.

Rolling a flexible substrate into a cylinder creates a winding that compensates for magnetic field disparities to ensure uniform torque production.

N-fold symmetry enables controlled skip angles and ratios, resolving versatility versus complexity trade-offs.

Radial magnetic assemblies repel permanent magnets to generate rotation, eliminating complex electronic control systems.

Rotates forming fixture pockets to separate hairpin legs, resolving the trade-off between manual precision and production speed.

Stationary transformer shunt alters magnetic field strength to induce electrical current, eliminating heavy rotors and reducing manufacturing costs.

A transverse flux induction motor uses a solenoid coil to magnetize low-coercive materials for passive braking.

Low-shrinkage coil formers and high winding tension prevent longitudinal compression of HTS conductors during cooling.

Capacitor sensors measure position while servo circuits control the flexure-based actuator, eliminating bearing wear and fatigue.

A Ce-enriched grain boundary phase improves magnetic separation, reducing reliance on heavy rare earth elements while maintaining high coercivity.

Wave-shaped stator coil wires use radial crank portions to shift wire position and prevent protrusions.

A pedestal and interconnection unit configuration positions the rectifier device closer to the bearing plate within an electrical machine housing.

Segmented core design resolves assembly rigidity trade-offs by compressing coils and reducing magnetic resistance in inner-rotor motors.

A rectangular wave coil manufacturing method bundles twisted wires to prevent phase winding deformation.

Radial and circumferential permeable bridges lower magnetic reluctance in the stator, reducing copper losses while maintaining high torque production.

Segmented coil structure increases magnetic field density, resolving insulation issues caused by excessive wire bending angles in high-torsion motors.

Segmented stator sub-stacks distribute magnetic flux across multiple paths, reducing saturation losses while maintaining high torque density.

A transverse flux alternator uses a control coil to regulate magnetic flux through the stator pole pieces.

Segmented stator wires join axially outward, avoiding radial protrusion that increases shaping machine complexity and manufacturing costs.

A spindle motor uses a suction magnet on the bearing housing to hold the core fixture in place.