Electrical Control TRIZ Cases

A curved particulate matter sensor uses interdigitated electrodes to capture exhaust samples.

Segmented cylinder actuation eliminates transition time delays from throttle adjustments, maintaining operating efficiency during torque variations.

Brief cylinder activation pumps air to reduce intake manifold pressure, mitigating noise and vibration during deceleration cut-off transitions.

A spark-controlled compression ignition engine adjusts torque output by reducing fuel injection amounts during specific combustion modes.

Segmented control loops track deviations from reference values to compensate for air filling, deposits, and wear variations across cylinders.

A vehicle exhaust air-circulation system warms the catalyst and engine components during cold start, reducing emissions before light-off.

Adjusts ignition coil dwell time based on direct and port fuel injection ratios to optimize spark energy output.

A wide range air fuel sensor validates operation status through closed oxygen storage control events targeting rich equivalence ratios in specific engine cylinders.

A parametric driver model determines target vehicle speed trajectories using real-time environmental and preference data.

A vehicle traveling control device measures temperature decrease in the cabin heat exchanger during inertial travel to manage engine stop-start cycles.

Segmented detection units in the connector isolate leakage locations, resolving the trade-off between reliability and localization information.

Dual calculation methods detect torque deviations from injection pressure inaccuracies by selecting the maximum value to ensure engine safety.

A DME common-rail fuel supply apparatus uses a cooling device and control valve to maintain fuel liquefaction.

A reference managing unit uses a deep reinforcement learning agent to determine air handling and fuel system references from sensor states.

Segmented exhaust manifolds and a balance valve control backpressure for EGR flow, resolving the trade-off between fuel economy and boost adaptability.

An electric compressor rotates to draw air out of the engine manifold before ignition.

Analyzing injector opening and closing dynamics determines fuel alcohol concentration, eliminating extra sensor costs and improving engine adaptation accuracy.

A control system calculates catalyst poisoning from rich exhaust exposure and modifies target oxygen storage levels to maintain purification performance.

On-board units exchange vehicle data via direct communication to mitigate delayed driver reaction time.

A control mechanism restricts condensed water generation in EGR coolers and intercoolers by adjusting coolant flow.

Valve-controlled air pulses diagnose powertrain components by comparing transient responses against expected behaviors under varying load conditions.

Sequential expanders segment exhaust temperatures to reduce SCR catalyst volume and weight while maintaining nitrogen oxide conversion efficiency.

Split injection pulses measure injector timing delays, enabling learned correction values that resolve low-fuel injection accuracy variability.

A control apparatus updates the fully closed position of a wastegate valve to maintain target supercharging pressure.

A combined heat and power system combusts volatile organic compound exhaust to generate electricity and thermal energy.

Independent purging of parallel fuel vapor storage canisters isolates degraded units using exhaust air-fuel ratio measurements to reduce evaporative emissions.

A water-alcohol blend injection system cools engine charge to enable higher compression ratios, eliminating knock limits without separate fuel infrastructure.

Passenger detection system triggers processing device to command park assist and turn off engine, resolving driver effort versus time trade-offs.

A fuel injection control system uses dual low-pass filters to extract voltage inflection time for precise pulse width correction.

An air-fuel ratio controller converts sensor output deviations into predetermined values to manage feedback control inputs.

Asymmetric camshaft toothed wheel edges enable TPO sensor detection, resolving space constraints and complexity trade-offs.

Water injection between dual fuel injections cools the surrounding space to delay ignition, reducing combustion noise while maintaining stability.

A fuel injection controller uses cylinder pressure feedback to adjust ignition timing across multiple engine cylinders.

Condition-based humidity estimation reduces unnecessary sensor activation to prevent degradation while maintaining accurate engine control parameters.

A continuously variable bypass valve directs exhaust from a dedicated EGR cylinder to maintain catalyst temperature.

A control device calculates crank rotational speed phase variation to estimate combustion stability without pressure sensors.

A sensor interface module integrates connectors and a circuit to generate stable output signals.

A control unit adjusts exhaust gas recirculation and ignition timing based on cylinder pressure signals to stabilize combustion.

A variable geometry turbocharger actuator cycles its vanes to report available range of motion after verifying entry conditions.

Dynamic lambda setpoint correction via downstream NOx sensor feedback prevents drift and maintains accurate three-way catalytic converter performance.

Sequential cylinder deactivation isolates exhaust flow to estimate lambda deviations for individual cylinders.

An injection controller learns valve closing timing to correct fuel delivery volume in multi-stage operations.

Preheated lubricant and coolant eliminate turbo lag, reducing cold start time to under 75 seconds.

Dynamic boost control coordinates turbocharger and electric supercharger operation to resolve static calibration inefficiencies.

Thermal modeling estimates EGR mass flow rates from temperature measurements, eliminating expensive mechanical flow sensors.

Feedforward artificial neural network estimates engine air charge mass using multiple sensor inputs.

A method adapts engine transition compensation by injecting test fuel quantities and monitoring lambda sensor data for real-time adjustments.

A water injection system uses knock sensor feedback to self-test and adjust flow parameters.

A control apparatus estimates actual injection duration to determine accumulator fuel pressure during the injection phase.

A controller adjusts engine torque output by dynamically managing throttle opening limits based on brake pedal depression signals.