Electrical Control TRIZ Cases

Automatic gearbox selects a higher gear step to reduce torque transmission while the safety brake holds the vehicle stationary.

Calculates individual and global impact values of engine adaptives to apply reduction factors, limiting cumulative correction errors that cause overconsumption.

A control device synchronizes fuel injection with air flow delays to maintain stable combustion states during lean mode transitions.

Calculates discharge spark energy density to determine combustion state, preventing misfires while extending spark plug service life.

A four-way valve mixing unit controls fresh air and exhaust gas flow to separate intake manifolds.

Dynamic PWM duty cycle adjustment stabilizes primary current, reducing spark plug wear and energy wastage from uncontrolled secondary currents.

A control method calculates expected charge air cooler pressure to detect icing conditions in air charger systems.

A valve actuator applies a rising current profile to brake the ram during operation.

A DPF regeneration control device manages automatic regeneration cycles via a selection mechanism.

Dynamic ignition control using real-time combustion pressure measurements rapidly warms the exhaust gas catalytic converter after cold start.

Engine controller segments cylinder deactivation into fuel shut-off and valve cut-off phases to complete on-board diagnostics before reducing pumping losses.

Polycarbosilane-based solid film eliminates paste lubricant sagging at high temperatures to ensure reliable thread assembly.

A controller obtains fuel pressure waveforms to calculate phase shift between pump plunger and engine piston timing.

Controller manages driver through discrete states with test parameters to adjust power supply.

A control device corrects valve opening degree based on exhaust temperature deviation to adjust air-fuel mixture flow rate.

A dual battery power supply apparatus uses a diode and resistor to suppress discharge currents and maintain stable voltage across individual electrical loads.

Autonomous glow plug control unit adjusts target temperature using stored algorithms for adaptive heating.

Temperature sensors monitor engine heat and trigger fuel mixture enrichment or ignition suppression to prevent overheating from obstructed cooling airflow.

Comparing measured flow against modeled values adapts the system model to account for aging effects and manufacturing tolerances in motor vehicle fuel systems.

A control module adjusts air-fuel mixture and ignition timing using temperature offset values derived from exhaust gas measurements.

An electric motor drives a compressor impeller to force air into an engine intake, eliminating turbocharger lag caused by exhaust energy dependency.

Exhaust purification system calculates excess-air-ratio using MAF sensor data and injection amounts instead of direct lambda sensing.

Onboard FTIR spectrometry detects natural gas components to replace hazardous thermal sensors and enable precise air-to-fuel ratio adjustments.

Periodic valve actuation circulates fuel to lubricate the piston, preventing seizure from evaporation and lack of oil during hybrid engine idle.

Electronic controller actuates enrichment injectors to form stratified fuel charges around ignition devices, resolving unstable ignition at low engine loads.

A solenoid valve control method adjusts voltage profiles using coil current feedback to stabilize armature movement.

Algorithm maintains liquid fuel pressure above gas pressure during transitions to prevent leakage without venting greenhouse gases.

A control device adjusts a variable safety margin based on probe signal accuracy to regulate air-fuel ratios precisely.

A fuel control system compares measured consumption against modeled expectations to identify component differentials.

Voltage detector measures battery potential during engine preparation to eliminate dedicated detection hardware and reduce manufacturing costs.

Segmenting a single solenoid valve into three circuits enables independent control of two intake valves, reducing dissipative losses at partial loads.

Hydraulic motor drives high pressure pump to deliver supercritical fuel, preventing explosion risks in explosive environments.

A control system limits engine torque by adjusting wastegate position based on real-time oil pressure and temperature data.

A six-stroke internal combustion engine injects pressurized heated water into the cylinder to generate steam for an additional power stroke.

A delivery device uses eddy currents to heat fuel and urea solutions directly within the pump mechanism.

Model predictive control coordinates throttle, spark timing, and EGR to accelerate catalyst light-off while minimizing emissions during startup.

Map-based bypass valve control eliminates complex pressure sensors to reduce system cost and failure risk while maintaining supercharging efficiency.

Separate monitoring units compute reserve torque to detect torque anomalies, reducing processing load and avoiding ignition signal dependency.

An auxiliary engine control unit intercepts main control signals to modify output parameters for optimized combustion.

A load control mechanism calculates maximum working output and actual working load to automatically adjust travel speed via an electric motor.

Dynamic purging strategies balance emission reduction with engine reliability by preventing stalling during aggressive fuel vapor extraction.

An automated combustion auto-tuner uses empirical models to adjust fuel distribution, reducing emissions without manual tuning.

Multi-variable polynomial functions calculate corrected fuel injector characteristics from engine operating parameters to reduce injection timing errors.

Adjusting fuel injection timing using real-time pressure ratios to ensure precise cylinder fuel delivery.

Variable exhaust valve actuation raises gas temperatures in two-cycle uniflow scavenged diesel engines at lower loads.

Dynamic switching between constant speed and acceleration modes enables smooth escape from slippage states without manual driver intervention.

A learning function calculates a correction characteristic curve to adapt injection system component tolerances.

Reducing coil current during closure slows armature impact, minimizing audible noise while maintaining reliable valve sealing.

Waking the powertrain control module during engine soak allows calibrated heating to evaporate encapsulated ammonia, preventing false high NOx offset readings.

A pressure-regulating valve diagnostic method using controlled fuel delivery during engine overrun.