Electrical Control TRIZ Cases

A throttle drive actuator uses Lorentz force to rotate an armature between magnets, adjusting the engine air passage.

Real-time fuel specific gravity measurement enables dynamic injection timing adjustments that mitigate low-speed pre-ignition risks in turbocharged engines.

A control module manages marine engine transitions between stoichiometric and lean-burn modes using mapped parameter sets.

Lambda sensor feedback controls spark ignition engine to convert flare gas into syngas with optimal H2/CO ratio.

A piezoelectric fuel injection valve manages rail pressure reduction by opening a servo valve just wide enough to keep the closure element closed.

A control device adjusts oxygen sensor readings using yttrium-stabilized zirconium oxide ion conduction to maintain measurement accuracy.

A motor control device adjusts engine maximum rotational speed based on torque converter speed ratio to provide sufficient driving force.

A dual mode control system manages hydraulic fluid flow and engine profiles to switch between loader and dozer functions.

In-cylinder pressure monitoring enables dynamic fueling map updates that minimize performance errors between liquid and mixed fuel modes.

Adjusting EGR and VCT schedules based on measured cylinder variations to resolve combustion instability and reduce noise.

A vehicle electric system creates a torque reserve to stabilize voltage during high electrical loads.

A method calculates static fuel limit points using actual measured fuel values to define rated power.

Diagnoses sensor faults without refueling tracking by calculating occupied gas volume from pressure changes and reference discharging rates.

A controller manages intake and exhaust valve duration and timing using separate variable devices for optimized engine operation.

An inverted system model calculates the actual oxygen fill level to adjust lambda setpoints before breakthrough occurs, reducing tailpipe emissions.

A weighting index decouples idle speed maintenance from driver torque demand, resolving conflicts between stalling prevention and driving comfort.

Dual transfer functions map performance intake airflow to stock values, resolving measurement inaccuracies that hinder EPA compliance.

A model-based method regulates oxygen fill levels in catalytic converter reservoirs using front exhaust gas probe signals.

One integrated controller coordinates hydrocarbon injection to heat exhaust gas, eliminating separate assemblies that increase complexity.

A wide range active compressor modulates efficiency via adjustable casing treatment to control intake air flow.

A control device determines injector activation sequences based on vehicle inclination to optimize coolant flow in the common rail.

A fuel injection valve control device switches between high and low voltages to manage coil driving current.

A control device increases fuel feed to an internal combustion engine upon detecting a network fault.

Dynamic parameter adjustment resolves laborious manual tuning bottlenecks by optimizing engine performance across varying track conditions in real time.

A multi-fuel engine control system monitors pressure drops across gaseous fuel valves to detect leaks and adjusts fuel delivery.

Independent bypass channel with heater and pump preheats hydraulic oil before main circulation, preventing freezing in -40°C environments.

A control module activates an oxygen sensor heater before engine cranking to reach operating temperature.

A convex cover design collects gaseous fuel vapor and directs it to a recovery port.

A vehicle drive control device reduces solenoid indicator current during automatic engine stops to minimize hydraulic pressure in non-starting clutches.

A turbocharger charge gas outlet temperature calculation method using a correction value based on exhaust gas temperature deviation.

A valve control system actuates intake and exhaust valves between multiple open lift modes using a defined switching window.

A mixture control factor shifts the lambda air ratio toward rich to drive methane conversion in the catalyst.

An engine electronic control unit adjusts fuel injectors based on expected and actual air-to-fuel ratios derived from stored cylinder operating states.

A closed exhaust gas recirculation circuit enables precise fuel mass determination through oxygen content detection during deceleration phases.

Switching the engine to two-stroke braking maintains turbocharger speed and reduces soot emissions while enabling rapid gear upshifting.

A NOx sensor monitoring system evaluates exhaust air humidity to adjust diagnostic thresholds and maintain measurement accuracy.

Dynamic compression ratio adjustment prevents engine knock caused by hydrocarbon breakthrough, maintaining fuel efficiency during high-load operation.

A purge air pump adjusts flow parameters to feed regenerated fuel into the intake tract of an internal combustion engine.

Dynamic vane positioning compensates for reduced exhaust flow from deactivated cylinders, preventing stuck vanes and preserving engine efficiency.

Segmented tube groups with localized support and a floating tube sheet minimize thermal stress concentration at connection points.

A control unit compares measured intake manifold pressure with modeled values to detect ventilation faults.

Electronic control device adjusts individual cylinder injection quantities to maintain lambda value of approximately 1 and ensure homogeneous operation.

A start controller detects piston position and intake pressure to initiate engine restart without waiting for conventional conditions.

A control device sets an MBT region using combustion pressure and crank angle sensors to stabilize ignition timing.

An accumulator stores pressurized natural gas from a dual fuel engine to prevent atmospheric venting during shutdown.

An upstream exhaust catalyst heater powers before engine start to burn unburned deposits without interference from exhaust gas flow.

Manifold fuel injection cools intake charge to lower combustion temperature, reducing NOx production during deceleration fuel shut-off events.

A processing system synchronizes discrete fuel level clusters with integrated injection rates to generate sub-resolution measurements.

A control method cuts fuel injection during deceleration using proportional corrective torque to stabilize engine speed.

A control system adjusts variable geometry turbo vanes and exhaust gas recirculation valves to maintain engine performance under varying load conditions.