Electrical Control TRIZ Cases

Dynamic torque curve switching prevents unintended acceleration when the lockup clutch engages, improving fuel economy.

A health monitoring system transforms engine data into fuzzy signatures to predict remaining useful life.

A glow plug ignites exhaust gases to heat a catalytic converter, resolving low conversion efficiency during cold start.

A vehicle fuel system uses a canister heater to warm the internal bellows before refueling, maintaining pliability and tank capacity.

An electrically driven comprex charger integrates a liquid cooling system within its housing to manage charge air temperature.

Optical interrogation sensors measure light absorption within gas turbine combustors to control fuel-air ratios and reduce nitrogen oxide emissions.

A vehicle system directs recirculated exhaust gas to a compressor or intake line based on pressure difference.

Electronic control unit manages inflow air-fuel ratio to detect precious metal degradation while preventing exhaust emission deterioration.

Electronic controller calculates recommended cool-down period from engine temperature and load to prevent turbocharger bearing failure.

A method predicts intake gas throttle valve position using measured gradients and setpoint dynamics to generate a precise control signal.

Predictive shutdown control aborts DPF regeneration to prevent high exhaust temperatures from damaging the DEF dosing unit during engine stop.

A knocking detection method transforms combustion oscillation waveforms into frequency domain expressions within defined time windows.

A fuel injector characterization method samples rail pressure during injection events to determine actual injected quantities.

Diagnostic method determines fuel tank vacuum rates of change to verify vapor blocking valve operational condition.

Predictive control adjusts the active casing treatment position using driver behavior data to prevent surge while maintaining constant pressure flow.

A control method adjusts injector valve opening time to align with pressure valleys in high-pressure fuel systems.

Monitors pressure differential across the particle filter to adjust ignition advance, preventing self-inflammation and rattling caused by residual gas buildup.

An engine control system detects hydrocarbon accumulation using crankshaft acceleration and exhaust exotherm data.

Unified diagnostic system evaluates combined component degradation via long term brake specific NOx thresholds.

A control unit regulates a piezoelectric actuator using staged voltage discharge to manage injection valve movement.

A reactivity index quantifies lubricant oil effects on engine knock intensity.

Electric valve timing apparatus shifts to advanced phase upon failure to maintain engine startability.

Adjusting ignition timing using exhaust gas temperature and throttle position data for spark ignition gas engines.

Adjusting air charges in deactivated cylinders controls secondary air flow, reducing exhaust cooling and expediting catalyst light-off.

A uniflow scavenging two-stroke engine adjusts fuel injection directions to ensure uniform gas distribution within the cylinder.

Segmenting firing and pumping density controllers balances torque output against NVH during skip-fire transitions.

Deactivating port injectors reduces thermal exposure on degraded direct injectors, maintaining engine torque while preventing further component failure.

Segmenting EGR paths isolates particle filters, reducing component contamination and improving combustion efficiency in gasoline engines.

A vehicle driving device predicts fuel recovery operations to execute them during the automatic transmission inertia phase.

Dual-threshold ignition device differentiates smolders from misfires using current flow comparisons, reducing circuit complexity.

Multi-stage exhaust systems adapt lambda control using component temperatures, resolving suboptimal emissions during thermal transients.

Segments detection into two prediction stages using dual thresholds to minimize false combustion inhibition while ensuring reliable reversal protection.

Mask parts feature localized wall height variation to manage fuel spray injection in internal combustion engines.

A UAV engine control system manages exhaust gas temperature by dynamically adjusting the air-fuel ratio during varying load conditions.

Radial electronic control unit placement resolves space constraints around the electrically controlled throttle while maintaining vibration stability.

Spectral analysis of cylinder oxygen sensors detects air-fuel ratio imbalances, enabling targeted fuel adjustments that reduce emissions and fuel consumption.

A control device retards ignition timing when engine parameters indicate backfire risk.

Single actuation signals move the injector needle through multiple positions to eliminate signal overlap and reduce timing variability between injection events.

Deduces injection time corrective factors from oxygen sensor signals to detect both rich and lean fuel richness variations, ensuring emission compliance.

A glowplug control device estimates temperature using target and maximum voltage limits to adjust applied power accurately.

Analyzing voltage gradients detects injection valve seating to determine opening delay time for precise fuel metering.

A diagnostic device compares current engine operating sound with pseudo-failure sounds generated by stopping individual injectors to identify faulty components.

Segmented voltage detection resolves neutral position ambiguity while expanding failure coverage.

An ICE management algorithm commands idle RPM to warm the engine before allowing acceleration.

A control system computes dynamic power values to adjust actuator positions for precise compressor pressure ratio management.