Electric Machines TRIZ Cases

Uniform AlN precipitate distribution through incubation and controlled annealing stabilizes magnetic flux density and reduces iron loss.

Localized heavy rare earth diffusion into widened grain boundaries raises coercivity in R-Fe-B sintered magnets while reducing Dy, Tb, and Ho use.

Pivoting one slot insertion portion while moving the holder clear lets coil segments overlap into layers with fewer lifting steps.

Controlled composition, grain size, and annealing reduce mechanical anisotropy while preserving low iron loss in punched motor cores.

Annular piece members expand a wound stator coil uniformly, enabling one-step slot insertion with stable posture and less manual effort.

Balances EV cooling, electrical insulation, and flash point by tuning ester-based base oil viscosity, specific heat, and density.

By rebuilding non-simple polygons into simple outer boundaries and valid holes, this case improves geometry algorithm robustness and cuts debugging.

Independent tooth-block resolver systems reduce magnetic interference and second-order angle error without increasing EPS sensor size.

This case uses a grooved support interface to accommodate casing expansion, reduce rotor displacement differences, and prevent seal contact.

Graphite and glass-based lubrication sheets prevent flow-down during hot deformation, ensuring uniform pressing force and consistent magnetic performance.

A rotating electric machine stator groups teeth by greatest common divisor and shapes one tooth per group differently to lower radial electromagnetic force harmonics.

A closed fluid cooling circuit manages thermal loads in electric tracklaying gears while preventing dust intake and generation.

Radial currents interact with axial magnetic flux in a flat dc electric machine, eliminating commutators and brushes to reduce torque ripple and wear.

Radial pushing blocks align wire rods during insertion, preventing deterioration caused by orthogonal pusher movement.

A two-stage vertical cell mill and liquid dispersant optimize ferrite slurry particle size distribution and fluidity for magnetic field molding.

Radially movable hole-forming members adapt the inner jig to various stator dimensions, eliminating dedicated machines and lowering manufacturing costs.

A method for producing non-oriented electrical steel sheets using controlled finish annealing to reduce nitrogen content.

Spherical power adjusters in a CVT enable seamless ratio changes, resolving fixed-gear limitations to enhance electric vehicle acceleration and range.

Zirconium addition and heavy rare earth concentration gradient in R-T-B magnets maintain coercive force and corrosion resistance at low cobalt levels.

Heating a stator core expands slots to insert conductor groups, then cooling creates an interference fit.

Classifying work machine operating states into four levels enables operators to take corrective actions before failures occur, preventing downtime.

Optimized R-T-B magnet composition with dual-zone structure reduces heavy rare-earth usage while maintaining high coercivity.

Zig-zag winding layers minimize skin effect and proximity effects, reducing core losses and conductor losses in high-speed automotive electric vehicle motors.

Merges the refrigerant guide into the stator holder to eliminate fixing bolts, reducing radial size and component count while maintaining cooling reliability.

A non-oriented electrical steel sheet uses optimized silicon and manganese content to achieve high strength and low iron loss.

Inserting pre-orientation members into combined bodies aligns straight portions, resolving non-uniform pitch and misalignment during winding.

A manufacturing method for split non-magnetized permanent magnets uses sequential cutting and grain boundary diffusion to form anisotropic blocks.

An R-T-B permanent magnet uses controlled two-grain boundaries to enhance magnetic performance.

Adjusting pole pair count and diameter ratios shifts electrical losses to the stator, reducing rotor heating while maintaining continuous torque output.