Electrical Control TRIZ Cases

A Venturi mixer uses intake vacuum and voltage-based valve control to add gaseous fuel across diesel engines with simpler installation.

A feedback governor adjusts throttle commands from ground speed and transmission mode to limit engine rpm and attachment-based vehicle speed.

Sensor-driven decision logic distinguishes user shutdowns from early marine propulsion faults, improving onboard diagnosis and maintenance response.

By validating torque-command data only during stable hydraulic pump load, this case improves engine degradation diagnosis while cutting data volume.

A temperature-triggered purge valve clears stagnant hot air from the intake pipe to maintain turbocharged engine function in severe heat.

Conditional probability modeling predicts future component malfunctions from current parameter values while reducing model complexity across assets.

Bleed air heats a phase-change material to close the compressor valve after startup, reducing continuous bleed losses without complex controls.

Anticipatory horizon requests and coordinated actuator setpoints improve engine torque response speed and reduce acceleration shocks.

An ANN trained on each valve’s characteristic curve compensates nonlinear current-pressure behavior for accurate hydraulic pressure control.

When hydraulic pressure hits a setpoint during key forestry functions, engine speed rises automatically to add power without extra operator input.

Filtered engine and ignitor sensor data are aggregated to predict remaining life more accurately and avoid premature replacement or failure.

Block-floating point shares exponents across vector subsets, cutting bit overhead and latency in FPGA matrix-vector processing for LSTM workloads.

A lighter air- and water-cooled e-fracking transformer uses forced-air core cooling and inverter correction to cut trailer weight and manage voltage droop.

Phase-based sensor profiles compare NOx output distributions with stored references to detect drift and slow response before emissions monitoring degrades.

Temporary throttle opening correction clears valve hysteresis, stabilizing exhaust flow for DPF forced regeneration and engine protection.

Embedded conductive elements track resistance, capacitance, or inductance to detect conduit breaks and connector disconnections in fluid paths.

Hydraulic pressure threshold feedback triggers automatic engine speed increases in forestry machines, reducing operator input and fuel waste.

Shifted sensor-signal training with consistency loss improves injection valve opening and closing time detection under varying conditions.

A standalone combustor heats diesel exhaust at the filter to regenerate soot when normal driving cannot reach regeneration temperature.

Hydraulic actuation regulates gaseous-fuel rail pressure while cutting solenoid energy demand and reducing leakage in dual-fuel systems.

Separate disturbance and process models improve boiler and furnace combustion control accuracy without continuous neural network retraining.

Pulsed braking current slows the armature during gas valve closing to cut rebound, seat wear, noise, and unintended reopening.

Distances from a learned normal model isolate which system drives an anomaly, even when normal states shift with speed, aging, or environment.

Modular shift protection combines time-based and operating-variable sequences to prevent engine stalls and clutch failures during marine gear shifts.

Stored accumulator pressure engages the transmission shaft brake when the engine is stopped, preventing shaft rotation during restart.

An external fuel-fired regeneration setup heats diesel exhaust to oxidize soot when onboard particulate filter regeneration falls short.

Accumulator-stored hydraulic pressure keeps the transmission shaft brake engaged during engine shutdown, preventing unwanted pump pressure at restart.

A downstream NOx sensor compares additive-on and additive-off readings to separate engine and SCR faults without an upstream sensor.

Tracks fuel entering and evaporating from engine oil in hybrid cold starts to adjust oil-change intervals and limit wear.

Preemptive torque reserve control adjusts throttle and ignition to maintain engine torque during direct drive-reverse shifts.

Capacitor-powered ETM assistance cuts recoil starting effort and time while avoiding the weight of a full electric starter.

A parallel check-valve and orifice layout enables crankcase leak checks without solenoids, cutting package size, cost, and leak points.

Conditional state-transition probabilities predict component malfunctions over time without separate models, reducing complexity across assets and fleets.

A compressed fully connected layer before the recurrent path improves engine control prediction on unknown data while suppressing overlearning.

A position-sensing relay converts Bowden cable throttle input into an electronic control signal, enabling smooth use with electronic throttle bodies.

Stable hydraulic pump load is used to validate torque command data, improving engine degradation diagnosis while reducing data volume and noise.

Locking the transmission input shaft while raising engine speed and retarding spark heats the particulate filter faster for quicker soot burnoff.

Passive engine signal extraction enables standardized RPM monitoring across outdoor power equipment for better control, fault detection, and maintenance.

Continuous engine health estimation uses observer features and change models to isolate degrading components and keep control models aligned.

Parallel conduits with a check valve and constant restriction detect crankcase ventilation breaches without solenoid valves or wiring.

A phased switching strategy cuts solenoid current ripple and jitter at end activation while limiting power loss in injector valve control.

Hydraulic-pressure-based turbine torque calculation replaces trial-and-error calibration to reduce shift shock and protect the transmission.

Engine and sensor data are filtered, grouped, and modeled to predict ignitor remaining life more accurately under changing conditions.

An X-shaped four-way EGR mixing valve balances pressure drop and gas mixing to raise exhaust temperature and improve NOx reduction.

Controlled fuel-line heating keeps fuel at 60-80°C to improve combustion efficiency while avoiding the safety risks of uncontrolled hydrogen release.

Torque-based lockup hydraulic pressure adjustment limits clutch slip and engine speed flare during fuel cut recovery in vehicle engines.

Predictive shift requests let the ECM pre-adjust air and spark for faster, smoother transmission shifts despite CAN and actuator delays.

A health-aware controller balances boost pressure tracking with turbocharger fatigue reduction by adjusting actuator commands from predicted health impact.

Tracks fuel temperature, quality, flow, and filter pressure to quantify lacquer buildup and warn of gas turbine fuel system failures.

Extrapolating correction value trends predicts vehicle controller faults early, helping fleets prevent unplanned failures and schedule maintenance.

An engine controller calculates current power and uses pre-stored maps to determine optimal speed adjustments for the speed governor.

Parallel and series carbon filled canisters optimize fuel vapor storage capacity while minimizing flow resistance in heavy duty vehicle systems.

A heater warms an air-fuel ratio sensor to a target temperature, triggering activation after a holding period clears adsorbed species.

Processor predicts settings for port fuel injection, direct injection, variable compression ratio, and independent compression/expansion systems.

A work vehicle injector cooling system maintains temperature control during operation.

A vehicle control device adjusts engine restart delay times using shift position and driver operation signals.

A fuel injection control system determines pulse width correction values from learned hydraulic open times to compensate for injector variations.

Opening the EGR valve based on temperature and speed parameters reduces critical injection valve heat without adding structural complexity.

A pre-chamber ignition system initiates combustion in lean air-fuel mixtures using a dedicated rich mixture chamber and high-energy igniter.

A hybrid engine system merges a mechanical turbocharger with an electric supercharger to deliver immediate boost pressure.

Segmented exhaust manifolds with sensors spaced 270 degrees apart measure oscillation signals to resolve measurement precision versus device complexity.

An engine control apparatus coordinates fuel injection and ignition timing to enable smooth combustion mode transitions.

An exhaust system regenerates a clogged EGR filter by routing hot gas from particle filter oxidation through the element, maintaining recirculation efficiency.

A dual-valve fuel injection unit uses separate valves for low and full load operations to simplify the high-pressure system architecture.

A controller manages automatic engine stop-start functions using driver-initiated restart signals to adjust system behavior.

A monitoring method calculates Gaussian normal distributions from accumulator pressure deviations to identify injector wear causes.

A lambda target value pre-controlling mechanism manages the oxygen fill level of a catalytic converter storage device using a system model.

A method detects failures in engine control computers by measuring command signal durations and amplitudes during activation cycles.

Controller compares sensor readings with model-based values to generate residual errors, enabling proactive fault detection and maintenance.

Electronic control unit detects discharge circuit abnormalities and minimizes current to prevent excessive heat generation in ignition systems.

A control unit adjusts the metered quantity of ammonia-releasing reducing agent using real-time NOx sensor feedback downstream of the SCR catalyst.

Vibrational signal analysis identifies injector faults and fuel quality variations, resolving the trade-off between measurement precision and device complexity.

A mechanically actuated fuel injector adjusts dwell time between spill and check valves to vary the back end injection rate shape.

A variation component separation unit isolates minute valve opening fluctuations from the basic command signal for precise fault detection.

A vehicle controller manages engine and transmission states to sustain coasting periods based on dynamic operational data.

An asymmetrical cam fuel pump reduces noise and vibration at low pressures by varying stroke volume based on demand.

A fuel injection control device samples parameter values at varying crank angle intervals to compute target injection amounts dynamically.

Computer-controlled SCR temperature assessment selects the optimal engine startup mode to balance fuel consumption and NOx reduction.

Periodic hydrocarbon variation maintains high NOx purification rates at temperatures exceeding 400°C.

A processor correlates crank angle sensor signals with stored reference data to determine in-cylinder pressure accurately.

Segmented learning cycles determine corrected energizing times via exhaust oxygen measurements, resolving long convergence delays in small quantity adjustments.

Segmenting liquid fuel injection into early and second pilot shots stabilizes combustion phasing during mode transitions, reducing emissions.

An auxiliary-chamber gas engine prevents fuel consumption deterioration from varying fuel compositions by correcting target air-supply manifold pressure.

A gaseous fuel injector uses nozzle clusters to direct fuel toward spark gaps, creating stratified combustion zones within the cylinder.

Simulation model tracks high-pressure turbocharger speed and detects compressor surge through deviation thresholds, protecting components from degradation.

A fuel tank venting system uses a Hall effect position sensor to detect the closing element of a check valve.

Variable valve timing and duration devices adjust intake air flow to manage cylinder charge.

Parity switches actuate marine vessel engines through a network communication channel, eliminating complex wiring and third-party system integration.

NOx sensor output compares against thresholds to diagnose catalyst deterioration.

Fuel injection into the exhaust duct creates a stoichiometric mixture that enables effective nitrogen oxide reduction in three-way catalytic converters.

A closed-loop calibration method adjusts engine throttle position signals using real-time RPM monitoring to ensure accurate power output representation.

A controller compares barometric pressure sensor output against exhaust differential pressure readings to detect sensor degradation.

A supercharger control device calculates operational point position and moving direction on a compressor map to manage intake air compression.

A multi-fuel engine switches individual cylinders to liquid fuel upon detecting combustion anomalies.

Analyzes lambda differential distributions to detect exhaust gas sensor degradation without intrusive testing.

A control system coordinates power engine units by exchanging mode data to manage operational transitions.

Merges electrical heating with engine air pump operation to reach light-off temperature quickly, reducing pollutant emissions during cold starts.

Dynamic exhaust brake valve positioning manages catalyst temperature during forced regeneration, preventing overheating and abnormal combustion.

Corrects crank angle-dependent signals using cylinder-individual deviation values to improve engine control precision.

An intermediary exhaust pipe blocks thermal radiation to the actuator, resolving heat exposure while maintaining compact space utilization.