Electrical Control TRIZ Cases

A boost controller counts voltage jumps during switching to detect capacitor deterioration based on equivalent series resistance.

A liquid fuel injector uses dual outlet checks to switch between narrow and wide spray angles based on engine load.

Dual solenoids connect to independent control units via a shared core mechanism.

An integrated fill cap system embeds an electrical indicator and ignition disconnect mechanism to prevent accidental disconnection during natural gas refueling.

Display system guides operators to correct fuel control valve positions using real-time measurement feedback.

A controlling unit adjusts ignition timing in discrete steps based on intake manifold pressure to stabilize combustion.

Increasing engine idle speed boosts exhaust flow to clear hydrocarbon deposits from after-treatment devices.

A chassis request evaluation module selectively adjusts engine torque output based on vehicle speed and transmission state.

A fuel injection method adjusts mass using a wall film model to synchronize combustion with engine operating conditions.

Opening a solenoid valve during shutdown purges vapors from the LPG fuel rail, reducing cranking time while maintaining fueling accuracy.

A fuel tank system uses compressor gas permeability to generate pneumatic pressure for leak detection.

Controller performs fuel post-injection to prevent rapid diesel oxidation catalyst temperature rise during exhaust brake regeneration.

Replaces integral term estimation with direct detection of exhaust gas distribution property to compensate for flow rate reduction due to soot buildup.

Deactivating all port fuel injectors when one degrades ensures uniform torque and emissions across cylinders by switching to direct injection only.

A delayed exhaust engine cycle traps hot gases by closing intake and exhaust valves during specific strokes to retain in-cylinder heat.

Temperature setting module maintains current set value when input changes exceed a restrictive threshold.

A single servomotor drives mixer valve flaps via an intermediate gearwheel, reducing space footprint in exhaust gas recirculation systems.

A control apparatus determines fuel properties using air-fuel ratio detection during catalyst heat-up.

A dual-fuel engine uses differential fueling between donor and non-donor cylinders to manage combustion stability.

Controller detects fuel injector valve return timings using induced currents to resolve electrical cross-talk interference between adjacent solenoid valves.

Electronic control circuit adjusts auxiliary pump motor speed to maintain constant output pressure.

Variable volume buffer tank absorbs pressure pulses from reciprocating pumps while maintaining rapid response to engine load changes.

Segmented cavities in the piston crown separate fuel injection timing to prevent wall impingement and reduce harmful emissions.

A control method sequencing EGR valve closure before throttle body adjustment to stabilize gas flow in supercharged engines.

A hybrid gas turbine engine control system dynamically adjusts rotational speed using an electric generator as a variable load.

A variable compression ratio mechanism adjusts engine parameters to manage mechanical drive loads.

Bypass valve directs exhaust from dedicated cylinders to atmosphere or recirculation path, resolving air-fuel mixture regulation trade-offs.

Real-time cylinder pressure feedback adjusts injection timing to maximize torque while maintaining reliability constraints.

Valve directs heated air from the exhaust-adjacent heater box to prevent throttle icing in cold conditions.

Control device triggers motor assistance based on throttle valve opening rate to stabilize crankshaft rotation speed and improve acceleration response.

Cycling air-fuel ratio between lean and rich modes removes sulfur from NOx adsorbers, restoring storage capacity.

Lowering common rail fuel pressure before torque reduction prevents jerky gear shifts and reduces engine noise during uphill driving.

A fuel injection control apparatus calculates a reference injection timing based on voltage boosting completion to set the second injection start point.

Internal combustion engine uses internal exhaust gas recirculation to heat the catalytic converter, reducing warm-up time and raw emissions.

Dynamic time constant selection suppresses excessive corrections in intake-air temperature detection signals caused by heater heat transfer and ambient noise.

Supplemental heating of a low-temperature NOx adsorber accelerates selective catalyst reduction light-off, preventing NOx slip during cold starts.

Segmenting cylinder groups directs exhaust gas through a bypass passage to maintain EGR flow when exhaust pressure exceeds intake pressure.

Dynamic path and rate control prevents surge boundary instability while reducing response time from no flow to full flow.

Variable inlet guide vanes adjust compressor speed to resolve the contradiction between fuel efficiency and transient response time in turbocharged engines.

A correction unit adjusts engine temperature calculations using injector coil resistance to improve drivability accuracy.

Controller adjusts active regeneration duration based on oxygen storage capacity, reducing engine operation modifications for filter regeneration.

A work vehicle engine control unit adjusts output torque curves based on detected reducing agent levels to maintain operator awareness.

A common-rail injector routes fuel backflow to power an actuator via a dedicated sub-circuit.

A pilot injection mass calculation raises cylinder gas temperature before main fuel delivery.

Dynamic protocol selection between current and voltage modulation reduces current consumption, lowering operating temperatures and improving device reliability.

A correction injection parameter model adjusts fuel injection profiles based on dynamic air system state variables.

A bearing controller monitors knock sensor, oil pressure, and CVVT signals to detect engine bearing damage during operation.

A control method determines final engine parameters by combining base values with state-specific offsets.

Automatic switching between primary and secondary fuels prevents refueling delays in hydraulic fracturing operations.