Electrical Control TRIZ Cases

Actuator applies constant force to hold fluid diverter in reduced guard band position, reducing rattling during regeneration cycles.

Extends enriched fuel mode after lambda sensor equalization to maximize ammonia generation within the lean nitrogen oxide trap.

A vehicle control unit detects engine stop switch operation using a shared relay coil port and amplifier circuit.

Asymmetric air-fuel ratio oscillation increases oxygen concentration for efficient particulate matter burning while suppressing nitrogen oxide generation.

A powertrain control system blends torque maps using weighted averages to ensure smooth accelerator pedal transitions.

A control system adjusts a second compressor using the speed ratio of two compressors to manage exhaust gas recirculation flow.

A control device adjusts post-injection fuel patterns based on particulate matter deposition to recover exhaust filters efficiently.

A wastegate actuator adjusts valve position using a learned uncertainty region to avoid end stop collisions.

A combustor ignition unit heats a catalyst using dynamic combustion time determination based on detected environmental parameters.

A fuel pump control apparatus calculates driving duty based on engine conditions to stabilize motor speed and reduce current consumption.

A squish piston Otto engine operates with a Miller cycle to enhance turbulence and increase compression ratio.

A manual choke override linkage retains the valve in a partially open position via a thermally responsive member.

A sequential combustion method injects diesel after hydrogen burns to boost power density and thermal efficiency in internal combustion engines.

Piezoelectric sensors inside fuel injectors measure pressure changes to adjust timing and compensate for wear.

A vehicle lamp assembly uses projectors and holographic film to generate animated lighted images for exterior visual notifications.

Adjusting intake throttle and turbine vanes reduces turbine outlet temperature, eliminating extra heat exchangers while maintaining engine power.

A dual injector fuel system adjusts port and direct injection ratios to manage engine constraints.

Segmented air-fuel ratio sensors isolate cylinder-specific exhaust data, preventing evaporated fuel gas interference from skewing imbalance thresholds.

A fuel pump controller manages duty ratios to stabilize pressure during engine stops.

A throttle valve control method maintains air flow above compressor surge limits using upstream and downstream pressure monitoring.

Electric motor operation modulates turbocharger rotor speed, resolving limited braking force precision in conventional supercharged engines.

Corrects EGR valve positioning by comparing exhaust and manifold pressures against barometric data, resolving altitude-induced flow measurement inaccuracies.

Dynamic learning adjusts update amounts by purge path to mitigate air-fuel ratio instability and maintain measurement accuracy during second purges.

An adaptive control module processes real-time vibration signals to determine precise power demand for individual engines.

A barrier divides the intake passage to isolate low-pressure exhaust gas recirculation flow from charge air upstream of the compressor.

A piston engine dynamically switches between premixed and diesel combustion modes based on auto-ignition indicators.

Dynamic pressure regulator raises fuel pressure to 10 bar, preventing vapor bubble formation and ensuring reliable engine hot starts.

Calculating a pseudo setpoint aperture based on inverse flow characteristics prevents premature turbocharger activation and reduces fuel consumption.

An adaptive artificial aspiration system dynamically configures supercharger drive modes to optimize engine performance.

A vehicle engine control system matches torque maps to gear shift patterns by pre-calculating power reserves before downshifts.

Electronic control unit adjusts ignition timing and fuel injection pressure per cylinder to balance air-fuel ratios across the multicylinder engine.

Electronic control unit coordinates fuel injection across cylinder groups using a single PID controller and master lambda sensor feedback.

A control system manages upstream catalyst oxygen storage to maintain exhaust purification efficiency.

A valve actuator control method applies a high starting voltage followed by a lower control voltage to manage current peaks and reduce power consumption.

An automatic stopping device sets distinct battery voltage thresholds for stationary and traveling vehicle states to manage engine restart power.

An active tappet mechanism varies inlet valve timing and duration to control air charge volume in an internal combustion engine.

A control device manages multistaged post injection amounts to optimize fuel vaporization and combustion efficiency.

Retarding port injection timing during high-load operation suppresses blow-by and maintains exhaust performance.

Electronic control unit adjusts spark timing using electrical and crank position sensor data for optimal engine performance.

Replacing phthalates with adipate and sebazate esters maintains mechanical stability while eliminating health risks in ceramic green films.

A control unit determines engine setpoint speeds using transmission ratios and hydraulic settings to optimize prime mover performance.

Engine controller calculates crankshaft angular position using integrated fuel pressure polynomial functions for precise injection timing.

Real-time water detection in mixed fuels allows controllers to modify pump speeds and mixing ratios, preventing engine damage from unknown composition.

A gas quality sensor network aggregates fuel data to determine miscalibration values, correcting drift caused by shale gas fluctuations.

A hydrogen engine controller adjusts fuel injection amounts in subsequent cycles to manage combustion gas backflow from pre-ignition events.

A fully closed position learning unit acquires valve position during engine stop to enable immediate actuator control upon startup.

Diesel fuel supply pumps switch between pressure and volume modes to heat fuel, removing wax clogs that impair cold-start reliability.

A control apparatus estimates in-cylinder pressure using heat release data acquired at top and bottom dead center.

An electronic control unit manages throttle valve positions to apply variable engine braking levels.

Controller configures sensor diagnostic execution periods based on cumulated intake air amount thresholds.