Electric Devices TRIZ Cases

Processor computes spatial-temporal data from wireless multipath signals to identify target materials without specialized hardware or privacy risks.

A global voltage security assessment index calculates bus-level reactive power sensitivities using synchrophasor data.

Microprocessor detects abnormal usage records in battery information to set accurate trade-in values without complex real-time analysis.

Nested internal stabilizer within hollow support beam prevents buckling under impact while maintaining lightweight battery enclosure design.

A protection relay compares superimposed positive sequence current polarity with resistance polarity to detect out of step conditions.

Relocating the cell monitor to the side region frees vertical space, maintaining power generation performance in constrained underfloor areas.

A pressure sensor in the hydrogen supply line detects tank valve opening status through measured pressure changes.

Segmented Fe-Si magnetic powder core minimizes coil loss and noise while lowering manufacturing complexity for hybrid electric vehicles.

Power characteristic control system alters switching frequencies in pulse width modulation to emit acoustic tones from the electrified vehicle powertrain.

A control device converts vehicle sensor data into electric motor state variables using machine models for precise rotor angle determination.

A heating device raises the inlet temperature of an energy storing unit to a target level while a cooling system maintains that temperature.

Centralized processor correlates internal battery conditions with structural damage to enable remote discharge control for first responders.

A repeater duplicates sensing signals from a single transformer to traction and metering circuits.

Segmented electric drive housing isolates the motor from external gear loads, extending component life.

A stand-by power estimating apparatus uses a determining unit to analyze historical usage data and identify peak values.

A fuel gas sensor control unit manages electric valve states during sensor stabilization periods.

An electrode unit design positions collectors on side faces to leave the end face open for direct gas escape through a rupture opening.

A control device switches a DC-to-DC converter between voltage and current modes to regulate output.

A vehicle display device stores secondary cell temperature before driving stop to derive residual capacity change upon restart.

Integrating uninterrupted coolant lines into housing walls prevents internal leaks and short circuits, enhancing safety for electric vehicle batteries.

A calculation handling unit executes thread-dependent calculations and generates monitoring information for display on a console screen.

PERT analysis clarifies production sequence timing to level facility power consumption, resolving peak load spikes and reducing standby energy waste.

A method calculates imbalance power phasors using complex numbers to represent magnitude and phase angles for three-phase electrical systems.

Interface circuit detects near-zero resistive shorts via current comparison, maintaining signal accuracy without redundant sensors.

A sensor detects nozzle removal from a holster to automatically disable vehicle drive elements, resolving operator error during fueling.

A battery management system estimates open-circuit voltage to calibrate state of charge using stored terminal voltage and current data.

An integrated power system manages accessory loads using a power sharing arrangement across multiple energy sources.

Positioning high-voltage conductors vertically above low-voltage paths inside a shared tube prevents road impact damage without adding weight.

A battery state of charge estimation device selects a nonlinear regression model based on the detected operating regime.

A secondary controller monitors vehicle inertia to discharge a high-voltage bus, ensuring reliability when the primary controller is incapable.

Comparing measured reflection signals with simulated data identifies fault locations without damaging equipment.

A battery monitoring method uses incremental capacity analysis to determine state of health from terminal voltage measurements.

Axially stacked sheet members cover separate weight-reduction holes to maintain axial end surface area for efficient filler injection.

An elliptical tactile key spanning 60 to 95 mm resolves thumb positioning conflicts across varying driver hand sizes.

A dual-sided coolant plate maintains uniform cell temperatures by extracting heat from both battery module sides, resolving single-sided cooling inefficiencies.

A PoDL detection circuit senses voltage drops and currents to identify ground leakage paths between power sourcing equipment and powered devices.

A vehicle drive unit adjusts its operating speed based on collision predictions and user input to position mechanisms precisely.

Calculating thermal resistance via heat receiving and radiating portion temperatures detects frozen coolant, preventing switching element overheating.

A band power calculation apparatus extracts a partial segment of the input signal to generate channel power with reduced computational load.

A vehicle radar system calculates a difference angle between ego and oncoming directions to classify traffic.

A hybrid vehicle driving system rotates a transmission input shaft via an electric motor to drive a lubrication pump during coasting.

Cylindrical batteries arranged in a deformable plastic matrix reduce system thickness and weight while maintaining crash protection and heat dissipation.

A harmonic-characteristics based current pattern matching method identifies appliance operating states through table looking-up optimization.

Weather service data fills temperature measurement gaps during low-power sensor modes, maintaining accurate battery health assessment.

A vehicle energy supply device uses a high-voltage battery string and DC/DC converter to provide low-voltage power.

Predetermined breaking points in the terminal housing area detach under overpressure to prevent external short circuits and leakage currents.

An optocoupler and current sink in series with a voltage source detect battery terminal contact with a zero-voltage reference node.