Electrical Control TRIZ Cases

Redetermines evaluation stages upon sensor defects to maintain accurate particulate matter estimation, preventing fuel waste and filter damage.

Dynamic energization duty prevents element cracks during rapid preheating of exhaust gas sensors.

A turbo controller manages turbine generator output and engine back pressure to balance exhaust energy recovery against pumping loss.

A sulfur release mode estimates accumulation to raise exhaust cleaning portion temperature for compound removal.

Adjusts knock window timing to span cylinder closing events, enabling accurate background noise learning despite aging-induced sensor drift.

A calculation device estimates the ignition delay period using in-cylinder fuel density at spark time to simplify waveform analysis.

A control unit toggles vehicle ride modes using an existing start switch and engine RPM sensor.

Diagnostic method differentiates compressor recirculation valve throttle degradation from position sensor faults using inlet pressure and commanded position data.

A control device heats the injection hole portion using combustion energy to soften thermoplastic deposits.

Monitors fuel water content after refueling to alert operators before engine degradation occurs.

A controller adjusts wastegate drive force magnitude to achieve target boost pressure levels.

An algorithm within the restraint control module deploys a fuel cutoff signal when crash sensors detect acceleration exceeding an elliptical threshold.

Segmented dual pump architecture manages variable fuel pressure to resolve trade-offs between system complexity and atomization versatility.

A diagnostic method detects fuel tank isolation valve position using exhaust gas sensor readings.

A fuel injector with a movable nozzle body adjusts spray position via axial needle movement, preventing wall impingement and improving air-fuel mixing.

A vehicle control device inhibits automatic transmission downshifts during simultaneous accelerator and brake depression to stabilize deceleration.

A pilot fuel injection strategy using negative valve overlap to heat the combustion charge via residual gas reaction.

Controls engine knock by calculating effective octane from dilution and evaporation effects, reducing fuel overconsumption.

Uses electric machine power output as a proxy for fuel injection to improve measurement accuracy without adding complex flow meters.

Dynamic fuel pressure regulation reduces power consumption and operational noise during idling while maintaining high-pressure pump lubrication.

A control unit determines fuel injection quantity and timing during the compression stroke to optimize air-fuel mixing.

A dual-circuit exhaust gas recirculation system controls intake temperature and volume in auto-ignition engines.

A vehicle control device sets additional deceleration based on steering angle to improve responsivity.

A fuel injection valve mount structure positions the injector to overlap an imaginary plane perpendicular to the cylinder axis.

A resolver signal converting unit samples excitation signals at peak values to detect phase shifts between timer and excitation sources.

Spectroscopic fuel analysis prevents engine damage from contaminated fuel by triggering safety protocols before operation begins.

Aspirator generates negative pressure to flow fuel vapor gas through a circulation passage for differential pressure measurement.

Capacitive equivalent load simulates piezoelectric actuating drive electrical behavior during charging cycles.

Segmenting path prediction into specialized modules handles unpredictable road user behaviors while maintaining real-time processing speeds.

A vehicle control strategy alternates engine acceleration and deceleration phases to maintain target velocity.

An engine controller infers ice formation and melting in the intake manifold to enable precise misfire diagnostics.

Segmented exhaust manifolds route recirculated gas upstream of the compressor to lower combustion temperatures while directing blowdown flow to the turbine.

Method detects air filter replacement via steady-state pressure limits, resetting curves to prevent false error messages.

An exhaust brake system cools axle lubricating oil in construction equipment.

Controller adjusts EGR valve using weighted sensor estimates based on operating conditions, resolving measurement precision drops during purge cycles.

A fuel control module adjusts injector constants using rail pressure differences to maintain flow efficiency.

A dynamic torque control system adjusts engine demand using real-time delay compensation to shape the output profile.

A piston engine control unit measures cylinder pressure during combustion to detect abnormal fuel injection conditions.

Curved lip geometry redirects fuel spray from the upper-side cavity toward the squish area, resolving trapped fuel distribution issues.

Dynamic threshold values limit auto hold interventions in D-range neutral control, maintaining idle noise refinement without hardware changes.

Detecting torque and kinetic energy variations enables immediate correction of engine speed setpoints, preventing turbocharger failure during load changes.

Analyzing the second derivative of exhaust gas temperature enables rapid flameout detection, preventing excess unburned fuel expulsion from the turbine.

An EGR controller identifies the full-close valve position by detecting maximal driving torque during operation.

An exhaust system removes VGTs and particulate filters, using EGR and throttling to maintain vanadia SCR catalyst temperature and reduce fuel penalties.

A dual ignition coil control unit estimates supply voltage to manage spark plug energization.

An engine control unit detects operator absence to switch from first to second idle, eliminating timer delays and reducing fuel consumption.

A regeneration control unit sets a minimum engine speed threshold to maintain exhaust gas flow through the diesel particulate filter.

A throttle security module determines a desired throttle area based on transmission torque requests and adjusts the throttle actuator to manage engine output.

A multi-path purge ejector system routes fuel vapor contaminants to an engine intake manifold using a two-way valve.