Transformers TRIZ Cases

A circuit arrangement uses a negative feedback loop to compensate for inductive coupling between conductors.

Thick portions on the outer peripheral core suppress energy loss by preventing magnetic flux leakage and saturation near the center core flange.

Wireless switching controls power flow between a primary coil and backup battery, preventing unsafe illumination when mains power disconnects.

Staggered signal transmission across four channels cancels common mode noise in Ethernet networks.

A drum core common mode filter uses segmented bifilar winding to balance inter-turn capacitances and reduce mode conversion.

Segmented magnetic cores with air gaps limit secondary current during overload, ensuring stable controller power.

A capacitive power supply transmits energy via parallel resonance between coupling electrodes and LC circuits.

A transmitting circuit drives a single pulse current through a coil to enable asynchronous inductive coupling.

An asynchronous machine generates power on a rotating support without brush devices or heavy transformers, eliminating maintenance requirements.

Wire accommodation parts prevent shape deformation and positional misalignment during laser welding, ensuring reliable fixation.

Composite dielectric materials with specific cation doping achieve high permittivity while maintaining low loss tangents across wide temperature ranges.

A fault detector generates leakage signals and injects test signals into neutral conductors to identify double grounded conditions.

Opposite coil windings balance induced electromotive forces, preventing differential to common-mode conversion in power delivery.

Measuring coil on lead-through contact enables galvanic isolation, reducing circuitry expenditures and space requirements while improving measuring dynamics.

Magnetic attraction maintains constant contact between conductor units, eliminating friction loss and oxidation issues in rotary power transmission.

A magnetic foil with high permeability shields a spiral coil from substrate interference.

A capacitance-coupled voltage transformer uses a resistive divider to extract high-fidelity voltage signals.

Electromagnets actively align transmitter and receiver coils in a wireless power transfer system, resolving efficiency losses caused by coil misalignment.

Segmented S-shaped coil pairs separated by insulating layers lower radiated emissions and power consumption while maintaining galvanic isolation.

A dual interface smart card uses ferrite shielding and nested antennas to enhance energy transfer between module and card coils.

An adjustable inner wall in the shielding housing varies inductance to resolve heat generation and standardization trade-offs.

An elastically deformable support allows manual cable insertion into a Rogowski torus circuit without direct contact.

A magnetic film uses aligned permeable particles to form continuous layers that enhance electromagnetic absorption and thermal conductivity.

An implanted transformer core connects internal windings to reduce skin heating and improve energy transfer reliability.

An electronic switch generates inverse feedback force using a magnetic field generating module to simulate pressure retardation.

Segmented secondary windings with center taps reduce voltage stress and ripple current in planar transformers, enabling higher switching frequencies.

Stacked holding flaps maintain consistent contact normal force, reducing eddy current losses and improving measurement accuracy.

Direct copper lamination replaces electroplating in PCB manufacturing, eliminating voids and contamination while reducing processing time.

Segmented parallel conductors on a PCB attenuate AM radio interference and dissipate heat without forming closed loops that generate eddy current losses.

Segmented inductive windings with ferrite shielding overcome the skin effect to enable sterile wireless power transfer.

A transformer-based interface transmits analog signals through magnetic coupling while maintaining galvanic isolation between circuits.

Alternating windings on a common core cancel magnetic fields, reducing leakage inductance and ohmic resistance for data bus systems.

A dummy cell replicates main RF2DC transducer behavior to enable maximum power point tracking without disconnecting the energy harvester.

A dual-coil wireless power transmitter uses planar and tubular spiral segments connected by stubs to balance electric and magnetic field coupling.

A current transformer-based electrical connector couples an induction sensor to a cable via electromagnetic induction between primary and secondary coils.

A segmented coil unit separates the magnetic winding from control circuitry to enable flexible integration in compact electronic devices.

Multiple coils in a magnetic coupler adjust resonance frequencies via variable capacitors, maintaining high transfer efficiency despite device misalignment.

A neutral pole transformer module converts current signals into differentiated voltage outputs using a zero-phase current transformer and printed circuit board.

Nested windings connect to a module antenna via a coupler coil, extending read range without increasing device complexity.

A primary conductor loop uses an inductive element between the return wire and ground to maintain medium-frequency currents within the transmission system.

A coaxial power transfer device uses nested magnetic cores to move energy between rotating and stationary components.

Merging Rogowski coils and iron-cored current transformers into a single housing reduces device complexity while maintaining electrical insulation.

Hybrid Litz wire and stacked plate resonators enable efficient wireless power transfer to ventricular assist devices.

A capacitive coupling circuit transfers thyristor driving signals via a capacitor to bypass current during switching operations.

Segmenting the receiving coil into copper wires and spacer wires reduces heat generation while maintaining compact device size.

A magnetic field formation device uses power-supplying coils with intersecting orientations to generate variable magnetic fields at predetermined regions.

Varying conductive pattern turns suppresses leakage flux and improves coupling efficiency in the magnetic coupling coil component.

A transformer driver circuit uses adaptive biasing to optimize power injection efficiency.

Third winding with capacitive and resistive elements forms a damping circuit in an isolation transformer.