Electrical Control TRIZ Cases

An adaptive RPM control system adjusts rotational speed thresholds during marine vessel acceleration to maintain target speeds.

A diagnosis device selects leakage detection methods based on fuel temperature differences to reduce pump actuation.

Measuring engine speed drop rates during shutdown events to detect sensor and component performance changes.

A controller calculates an ash correction factor from exhaust pressure data to determine corrected soot mass values for accurate particulate filter monitoring.

An intermediary coupling member separates hot fluid circuits from cooled actuators, resolving thermal gradient reliability trade-offs.

Segmented return paths isolate capacitive loads, preventing inrush current from triggering false fault codes in engine control modules.

A torque calculation unit determines engine output by combining fresh intake air with remaining chamber volume during fuel cut return.

Controller rotates outboard motor crankshaft before ignition to expel water, preventing hydrolock damage during engine startup.

An adaptive water injection system switches between pre-cooler and post-cooler locations to resolve evaporative cooling limitations in humid environments.

Deactivating overrun mode upon fault detection prevents pressure exceeding maximum admissible injector limits.

Dual diagnostic test evaluates GTDI fuel system check valves under boosted and non-boosted conditions to resolve stuck valve ambiguity.

Parallel exhaust valves route gas to a catalyst during cold starts, reducing thermal inertia and NOx emissions while preserving engine power.

A variable displacement pump adjusts fan speed while the controller adds fuel to maintain engine power output against parasitic loads.

Electronic controller adjusts gas substitution rates using sensor feedback to resolve trade-offs between system complexity and exhaust emissions.

A driver selectable low speed mode disables stop/start technology to enable smooth vehicle movement.

Dual neural network models process reference and current engine variables to correct ignition timing, preventing knocking and improving thermal efficiency.

Intake air control valve positioned upstream of the centrifugal impeller to manage airflow into the supercharger.

A control device modifies brake impulse parameters to manage switchable valve movement speed and positioning.

A transient controller manages fuel injection rates to prevent engine knocking during sudden load increases in dual fuel engines.

A hybrid vehicle driving system uses a cylinder deactivated operation necessity determination unit to switch between electric and engine modes.

A fuel delivery pump uses sensor-free calculation to determine target rotational speed for precise actuator control.

A single-input-single-output control system adjusts exhaust gas recirculation and charge air mass flow to minimize engine-to-engine emissions variations.

Segmented outlets prevent gas leakage pollution while maintaining safe pressure relief through high-positioned ventilation.

A fuel pump control method adjusts delivery by segmenting demand into multiple compression cycles to meet minimum volume thresholds.

Coordinates LNT and CPF regeneration based on NOx absorption levels to prevent slip while minimizing back pressure.

Standstill calibration corrects rotor position deviations in brushless DC motors, ensuring accurate throttle control without adding hardware sensors.

Periodic heating prevents oil contamination during shutdown while minimizing power consumption.

A control apparatus manages spark ignition timing to optimize autoignition in an engine combustion chamber.

Terminating natural gas flow and maintaining diesel injection prevents unintended combustion damage to aftertreatment components.

A secondary common rail with reduced volume absorbs pump pulsations, preventing surge pressure and leakage while maintaining stable fuel supply.

Electromagnetic valve injects compressed air into the combustion chamber, reducing nitrogen oxide and particle emissions during acceleration.

Arranges exhaust sensors within engine width to monitor catalyst performance in compact motorcycle designs.

Flow rate control unit manages fluid circulation across vehicle heat systems to resolve temperature adjustment speed versus device complexity trade-offs.

An energy balance approach models thermal behavior of an exhaust gas sensor to resolve detection errors from experience-based algorithms.

Dynamic intake air limits prevent engine stalls and misfires when the EGR control valve remains fixed open.

Staggered exhaust valve timing profiles oxidize hydrocarbons during cold starts, reducing emissions and aftertreatment load.

A diesel particulate filter system calculates exhaust mass flow using measured pressure, temperature, and inferred soot distribution data.

An adjustable valve system directs specific engine sounds to the cabin while routing obtrusive noise away, maintaining airflow for engine performance.

A fuel estimation apparatus segments air-fuel ratio corrections to isolate alcohol concentration data from engine learning values.

A control method corrects EGR valve opening using differential pressure and reference pulsation amplitude.

A multiple throttle device uses a single air amount adjustment valve to control bypass airflow and fuel vapor purge through one integrated actuator.

Skip-cycle fuel injection reduces electrical consumption while balancing fuel distribution across multi-cylinder configurations.

Connecting a reserve load increases intake air volume before VGT throttling, maintaining engine speed stability during exhaust purification.

Segmented drainage passages discharge water while returning gas to maintain flow rate accuracy.

Split fuel injection manages excess EGR dilution during transient tip-out operations, preventing combustion instability.

Dynamic turbine geometry adjustment minimizes pumping losses and NOx emissions while enhancing torque response in compression ignition engines.