Electric Devices TRIZ Cases

A control system dynamically updates motor resistance profiles to regulate speed in mobility vehicles.

Three disconnectable power semiconductors in a star configuration short-circuit the stator terminals of a permanent magnet synchronous machine.

A computer system computes energy consumption by sampling current and voltage signals through integrated logic.

A switch disconnects the signal ground line from a DC voltage converter during active operation to maintain reference integrity.

Controller coordinates pump flow rates during thermal circuit path switching to maintain stable coolant circulation across multiple vehicle circuits.

A contactor welding diagnosis unit switches high-voltage contacts based on motor rotation speed to prevent erroneous determination.

A power level identification circuit detects electrical parameters to mark adapter output levels, preventing device damage from mismatched voltage sources.

An electricity monitoring system collects usage reports from smart devices and generates unit-level predictions.

Dynamic SOC segments adjust illumination rates across high, middle, and low ranges to resolve user uncertainty about charging capacity.

Segmented absorbing tanks capture leaked hydrogen via adsorption, preventing explosion risks while enabling gas recovery.

A supervisory processor analyzes combined torque errors from dual motors, eliminating false alarms caused by isolated processor visibility.

A circuit assembly evaluates voltage information at a second terminal to detect faults in a service disconnect line of an electrically operated vehicle.

Segmented RF power measurement modules integrate into a subrack to resolve high monitoring costs while maintaining precision.

A motor vehicle power supply device uses a wake-up element to transmit control voltage to the voltage regulator for system monitoring.

A unified monitoring tool correlates tire pressure sensor data with battery status signals.

Current sensors in power outlets detect appliance electric flow, enabling per-device monitoring without communication infrastructure.

A propulsion system controller automatically positions a reverse gate to the forward drive position during travel mode switching.

An unsupervised anomaly detection method processes power time series data to identify irregular usage patterns in electrical systems.

A control system monitors travel motor and actuation unit sensors to automatically apply brakes when the vehicle stops moving but work continues.

Signal processing device temporally links time-series color images with charging data to resolve local reaction non-uniformity without complex X-ray equipment.

A vehicle ground fault detection apparatus charges and discharges a coupling capacitor to maintain high insulation resistance in aluminum electrolytic capacitors.

A software update system manages recovery control information to restore vehicle functionality after interrupted updates.

Segmented battery switching controls short-circuit currents within standard breaker limits, ensuring safety for high-power DC installations.

Sacrificial first support part breaks before the second to absorb impact force and prevent fuel cell case deformation.

A battery module assembly design featuring a front cover plate with protruding communication terminals for external BMS interconnection.

Bus bar segmentation enables reliable high-current detection while preventing thermal overload.

Burn-in testing selects processor core subsets to achieve uniform power distribution, avoiding thermal issues from simultaneous full-core activation.

Direct AC stage interfacing eliminates DC/DC converters and transformers, reducing power losses while maintaining fault protection.

Dual voltage detectors compare power supply and converter line voltages to prevent erroneous disconnections caused by mechanical vibration oscillations.

Synchronizing motor torque with anti-lock brake signals eliminates wheel vibration and improves fuel efficiency during rapid braking events.

A vehicle power supply system uses accumulator voltage changes to diagnose precharge circuit faults.

Adapter isolates brake component from gear sets, eliminating hub disassembly during maintenance.

Protecting assemblies extend beyond the eave portion to disperse vibration loads, preventing mounting location damage in battery boxes.

Multiple onboard control parts perform maintenance processes while one part handles vehicle travel, reducing hardware complexity.

A charge control apparatus adjusts power limits based on temperature rise rates to prevent overcharging.

Segmented holders with preliminary fixation reduce binding pressure time, preventing bus bar misalignment and improving stack stability.

A digital power meter communication system builds a virtual tunnel to connect with target meters using dynamically loaded programs.

PVDF piezoelectric sensors detect acoustic waves on the windshield, resolving accelerometer response delays for precise airbag deployment.

A ground detection module uses a leakage circuit to generate voltage for connection verification.

An R-Co permanent magnet allows the control module to adjust magnetic flux density via field-weakening, preventing output reduction at high speeds.

A plug connection integrates a transponder to store battery identification data for automated charging parameter adaptation.

Bridge assembly with controlled switches and capacitor measures current to determine insulation fault resistance.

A rectifier and temperature-compensated driver evaluate airbag control unit signals for reliable ignition lead polarity reversal protection.

A structural brace creates load paths between a cross member and siderails to route collision energy away from a vehicle battery pack.

Segmented modules with universal fuse slots reduce wiring complexity while maintaining overcurrent protection across diverse vehicle components.

Thermal isolation stabilizes the detector against port transients, eliminating manual zeroing procedures.