Synchronous Generators TRIZ Cases

Keyed bus bars align the rectifier inside the shaft while an insulating gap protects against heat damage during high-speed rotation.

A rotor carries a rechargeable power storage device connected to the field winding via a rotating converter.

A rotating ground detection transmitter sends fault signals to a stationary receiver via electromagnetic induction.

A polyphase stator uses distinct conductor materials in separate phase windings to balance electrical impedance and minimize current imbalance.

A vehicle seat actuator uses a swiveling motor to engage different toothed wheels for multiple adjustments.

A motor winding divides parallel circuits into sub-coils with varying turn counts to enable fractional effective turns.

Interphase inductors replace capacitors in dual generator HVDC systems, reducing voltage ripple and improving dynamic response.

Halbach array electric motor uses asymmetric magnet arrangement to concentrate flux density and induce interacting magnetic fields.

A synchronous reluctance machine with fractional-slot concentrated windings eliminates permanent magnets to lower manufacturing costs.

Shifting salient pole phases between outer and inner stators reduces torque ripple without increasing manufacturing complexity or costs.

Segmented axial flux motor assembly achieves high torque-to-mass ratio by distributing magnetic circuits across independent disc stacks.

Thermally conductive metal housing and integrated fins reduce operating temperature and failure rates in DC brushless motor controllers.

A rotating ferromagnetic core bridge transfers energy between permanent magnets and solenoid coils to generate DC output.

An excitation coil generates magnetic flux in the rotor through induction, removing rare earth magnets and reducing manufacturing complexity.

Segmenting the holder into heat sink and resin cover portions allows universal component use, reducing fabrication costs while protecting exposed terminals.

A self-excited alternator uses a rotatable conductive member to generate direct current for rotor excitation.

Cascaded end loops in a brushless stator core optimize magnetic flux paths, reducing air gap reluctance and package size for higher power density.

A hybrid excitation system merges electrical and permanent magnet fields to boost magnetic flux density in claw-pole motors.

An integrated composite sleeve merges damper bars and end-plates to eliminate brazing operations, reducing rotor weight while minimizing flux pinch points.

Switched reluctance machine uses LCM pole counts to generate short magnetic flux paths, reducing core losses and torque ripple.

A stator positioning member maintains the cylindrical shape of metal wires during assembly.

Capacitive coupling transfers power to wound field rotors via opposed plates, eliminating mechanical wear from slip rings and brushes.

Extended magnets and overhung rotors reduce flux leakage, enabling high torque density without gear reduction.

A current sense transformer couples a shunt regulator to a comparator circuit to generate voltage pulses indicating shaft rotational speed.

A segmented stator design with angularly displaced poles and skewed rotor teeth enables phase-shifted back-emf cancellation in electromechanical systems.

A rectifier disk with a hollow portion positions semiconductor pellets to reduce mechanical stress, enabling downsizing while maintaining cooling performance.

Segmented resin bodies hold rectifier terminals to simplify circuit board assembly.

Segmented rotor poles with buried permanent magnets and field windings suppress no-load voltage while increasing starting torque in hybrid-excited machines.

Positioning members in gaps between rotor portions maintain circumferential alignment, improving rotational strength and magnetic flux distribution.

Continuous insulating tubes cover conductor wires between motor coils, preventing exposure and ensuring stable operation by using heat-resistant materials.

Insulating busbar holders retain arcuate conductors to prevent shock damage and reduce motor dimensions.

A crank-shaped winding coil uses segmented rectangular conductors to optimize stator slot arrangement and reduce coil end height.

Integrated capacitive probe and induction loop measure air gap width and magnetic flux, resolving synchronization issues between separate sensors.

A rotor yoke coil wound around an annular yoke structure prevents breakage from centrifugal force, thereby improving reliability and output efficiency.

A controller-integrated rotating electric machine merges stator current switching circuit units onto an insulator cover for compact assembly.

A concentrated winding coil uses a wire guiding member to adjust alignment without bobbin guide grooves.

External rotor synchronous machine segments poles to compress windings, resolving mechanical stability limits at high circumferential speeds.

A segmented bus bar design distributes terminals across multiple plates to improve wire connection accessibility in brushless motors.

A stator design with doubled notches and varying winding turns modifies magnetomotive force waveforms to reduce harmonic components in electric motors.

Segmented stator blocks decouple thermal expansion to resolve heat dissipation limits in reluctance machines.

Segmented radial pole assemblies with alternating bias fluxes allow adjustable aspect ratios while maintaining low rotational losses.

A transformer-less rectifier architecture converts AC to DC using series-connected energy storage circuits.

Axial rotor assemblies with angled confronting surfaces improve heat dissipation while maintaining structural compactness in electrodynamic machines.

Electromagnetic actuator generates variable stiffness in robot joints through current regulation, eliminating mechanical springs and separate drive mechanisms.

Dual inverter architecture with a DC link replaces pneumatic starters, reducing weight while maintaining constant frequency output.

A motor generator adjusts magnetic resistance using composite electrical currents to form distinct magnetic fields for rotor rotation and gap control.

A single-phase inverter merges AC and DC excitation modes into one circuit, eliminating separate thyristor apparatuses during gas turbine start-up.

Segmenting the tab terminal into separate spaces allows resin to seal the aluminum coil while preventing contamination of the external electric terminal.

Integrates jumper functions into molded insert conductors to eliminate separate components and reduce manufacturing complexity.