Electrical Control TRIZ Cases

A hybrid supercharging system adjusts engine torque via an electric compressor and throttle valve to optimize air supply.

A control system alternates target air-fuel ratios to manage oxygen storage in exhaust purification catalysts.

Analyzing coil current curves detects piston impact timing, allowing variable energization that reduces noise and wear while maintaining pump efficiency.

An air cooled high temperature and low temperature EGR cooler system uses fan-driven airflow to remove heat from recirculated exhaust gas.

A controller modulates electric machine power based on cylinder pressure and exhaust gas temperature to reduce emissions and component degradation.

An EGR control valve maintains an infinitesimal opening to keep the passage filled with exhaust gas.

Lateral valve shaft integrates sensor and mechanical mechanism to resolve housing space constraints in two-wheeled vehicles.

Retarding spark timing from MBT based on knock sensor feedback reduces cylinder pressure and crankshaft degradation during automatic stop-start cycles.

Hydrodynamic force stabilizes valve lift at intermediate positions, eliminating pressure sensors and reducing cost.

A combustion control device segments the chamber to manage autoignition timing via dual fuel injection.

A driving control unit sets a voltage duty ratio proportional to the injector valve opening rate for fuel pump operation.

A marine engine control module adjusts the RPM setpoint to increase coolant temperature and battery voltage during idle operation.

A sensor control device identifies short circuit terminals using resistance and temperature adjustments.

A bypass valve modulates intake pressure to manage torque pulses in continuously variable transmissions.

Dynamic current adjustment in sensor evaluation units measures high trimming resistor values without external components, resolving voltage drop limits.

A vehicle countdown timer interface lets operators set and modify engine shutdown timing via a graphical display.

A control apparatus adjusts fuel feed using dual learning values to minimize air-fuel ratio deviations in internal combustion engines.

Analyzing exhaust gas signals determines ammonia and NOx storage capacities to prevent nitrous oxide formation during lean-rich cycling.

A virtual fuel quality sensor infers fuel properties from knock events to optimize ignition timing in multi-chamber engines.

Extending holding current duty cycle to top dead center merges inlet valve bounce ticks with opening events, minimizing idle NVH quality issues.

A variable flow area mechanism in the injector nozzle enables dynamic injection rate control, resolving trade-offs between adaptability and spray quality.

Dynamic upper limit engine speed control reduces fuel consumption during low-speed work while preserving maximum travel speed.

A hydrogen combustion engine adjusts the combustion air ratio dynamically between rich and lean modes to optimize torque output.

A control device manages wastegate valve opening to direct exhaust gas flow and maintain temperature gradients on insulating portions.

Gas detection in the air intake stream identifies combustible species early, preventing catastrophic seal damage from abrupt shutoff.

Engine torque control system calculates cylinder derivative terms from crankshaft rotation to adjust individual cylinder outputs.

Shifting the transmission into neutral reduces engine pumping losses, boosting intake manifold vacuum for brake boosters without increasing fuel consumption.

Piezoelectric element detects actuator load changes to identify nozzle mechanism abnormalities in variable geometry turbochargers.

Liquid natural gas injection improves diesel engine power by vaporizing to reduce pressure, allowing sufficient air intake for complete combustion.

Post-injecting gaseous fuel after combustion rapidly heats exhaust gases, resolving cold-start emissions bottlenecks in internal combustion engines.

A step-down circuit dissipates residual charge from a fuel injection step-up circuit after ignition shutdown.

Synchronization controller determines optimal bus frequency to asymmetrically load variable frequency generator sets.

Buffering strategy accumulates post-injection fuel quantities before delivery, preventing cavitation during diesel particulate filter regeneration.

A common rail fuel controller restricts leaked fuel heat based on tank levels to protect injection valves.

A calculation method estimates intake air mass using hydraulic permeability and temperature ratios during valve overlap.

Early intake valve closure reduces compression work and exhaust temperatures, resolving the trade-off between thermodynamic efficiency and engine power.

An oxygen sensor downstream of the charge air cooler estimates water storage to adjust engine actuators for purge routines.

A control unit calibrates command data using pump-specific absorption torque equilibrium states to stabilize fuel consumption.

Segmenting the detector into multiple sensing points resolves information loss during thermal events, enabling precise venting decisions.

Controller adjusts targeted injector closing times using measured deviation data to maintain precise fuel delivery.

Segmenting financial data into dedicated display areas prevents user overspending by providing clear visibility of cumulative winnings and wagered amounts.

A valve assembly uses a segment gear and elastic members to return the plate to its initial position.

A control system adjusts engine idle speed based on transmission state and vehicle velocity.

Dynamic oxygen purge control adapts to inflection points in oxygen storage capacity variation, maintaining purification efficiency during cold engine operation.

A rolling engine start-stop system determines a target vehicle speed for shutdown based on real-time operating parameters.

A controller monitors crankcase pressure to identify compressor conditions and adjust operations.

A control system detects crankshaft rotation direction by analyzing pulse signal waveform changes.

Exhaust heat recirculation heats intake air for humidity sensor diagnostics, eliminating battery drain and charge air temperature penalties.