Electrical Control TRIZ Cases

Calculator compensates pump discharge pressure using sensor output and fuel quantity change data.

Adaptive spark timing control adjusts ignition based on ambient humidity and fuel octane estimates.

A vehicle controller adjusts catalyst temperature using location data to meet specific emission standards.

A solenoid valve controller applies a delay time after detecting dropout voltage to prevent premature re-energization of the coil.

A variable compression ratio mechanism adjusts mechanical compression to converge actual and target rotation speeds.

Dual ammonia conversion parts enable hydrogen generation across wide temperature ranges, eliminating large-scale storage needs for engines and fuel cells.

Phase shifting electric excitation currents maintains constant amplitude sums, eliminating current undulations and large EMC filters.

A gas turbine control device adjusts operation points to maintain rated performance during partial load conditions.

Adjusts fuel injector pulse-widths via feedback loops to resolve delivery variability and ensure consistent torque responses.

A torque calculation system processes actual intake manifold pressure against nominal boost maps to derive a disparity value for engine speed and load.

Dual fuel supply units manage exhaust temperature and concentration to protect the NOx catalyst from poisoning.

A reversible cooling fan heats an aftertreatment device by reversing airflow direction, reducing time to reach regeneration temperature.

A fuel injection control device adjusts injection commands based on detected pressure fluctuations to maintain optimal injection characteristics.

An integral cylinder head EGR tube uses a Venturi configuration to measure exhaust gas flow directly.

A fuel control module adjusts air/fuel ratios across segmented engine cylinders to manage exhaust flow and emissions.

Cycling rich and lean engine combustion raises aftertreatment temperatures using carbon monoxide oxidation, solving low-load heating failures.

A purification apparatus adjusts air fuel ratios using real-time sensor feedback to maintain optimal catalyst oxygen holding levels.

Controller limits engine speed after start to stop operation automatically, preventing muffler heat rise and catalyst degradation.

Electronic exhaust valves regulate bypass flow to reduce turbo lag and improve power output in two-stroke engines.

A fault diagnosis device calculates fuel injection amounts per unit time during regeneration to assess injector normality.

Dynamic airflow management stops cooling air mixing to lower exhaust backpressure, increasing maximum engine power while reducing infrared signature.

Variable injection timing compensates for pressure changes, maintaining stable fuel distribution across varying engine loads.

A control unit estimates fuel component accumulation in exhaust purification elements using discharge and removal data.

An engine starting control device monitors cylinder pressure to determine autonomous ignition feasibility.

A control device adjusts feedback lower limits based on clutch engagement states to manage engine rotational speed.

A vehicle control system adjusts torque demand using variable reduction rates to optimize power output across different driving speeds.

Filtering actuator voltage noise isolates the valve needle closing event, maintaining injection linearity despite engine wear.

Applies correction factors based on exhaust gas oxygen readings to resolve rich or lean EGR inaccuracies and improve fuel control.

A fuel injector correction method calculates static flow rates using pressure differences and injection durations in the high-pressure accumulator.

A hydraulic variable valve actuator system sets intake and exhaust valve timings to retarded positions by default when hydraulic pressure is insufficient.

A pressurizing pump and dual pressure sensors specify the closing valve opening position in evaporated fuel processing devices.

A control system adjusts pilot fuel injection quantity based on real-time combustion parameters to optimize engine performance.

An adaptive throttle filtering system processes vertical acceleration data to determine filter factors that remove unintended pedal movements from engine control signals.

Segmenting dual fuel rails allows isolated testing of each injector to resolve variability and degradation issues without disrupting engine performance.

A bootstrap capacitor charging circuit switches between battery and boost routes to maintain stable boot voltage.

Dynamic compression ratio control ignites alternative fuels like ammonia while limiting peak combustion temperatures to prevent NOX formation.

An electric phaser motor adjusts camshaft phase angle during engine startup using rotational movement detection.

Predicting driving cycle end enables preliminary emissions trap purging, resolving the fuel consumption versus NOx adsorber capacity trade-off.

An electric turbocharger rotates its turbine in reverse to increase exhaust backpressure during engine cold-start.

Varying pilot injection timing to assess injector health prevents uncombusted fuel entering the exhaust during mode switching.

A diagnostic system monitors engine coolant temperature to detect faults using a comparison module and fault indication logic.

Cross-verifying inertial sensor acceleration against rotary encoder digital signals detects manipulation attempts and ensures tachograph data integrity.

Triangulating knock sensor signals locates engine noise sources, resolving the trade-off between measurement precision and device complexity.

A low-order vessel propulsion power prediction method integrates computational fluid dynamics with empirical equations to estimate hull drag and propulsor thrust.

This method calculates cooler efficiency by comparing model temperatures with detected downstream temperatures to identify blockages without disassembly.

A control unit determines the lower limit of a turbine flow cross-section based on engine speed to manage boost pressure dynamics.

An engine control system regulates electrically heated catalyst temperature during shutdown to maintain light-off thresholds.

A two-stage failure determination system uses correction amount data to assess engine status and acquires influencing factor data for confirmation.

A fuel injection system regulates accumulator pressure using a suction throttle and high pressure side valve.