Electrical Control TRIZ Cases

A combined data-based model merges injector signals and geometry to detect coking more accurately and correct fuel quantity without extra sensors.

Multiple sensors identify likely sulfur emission sources in real time, enabling automatic remedial actions before complaints or regulatory issues arise.

Active vent valve control maintains pressure bias between gaseous and liquid fuels, reducing venting, back pressure, and cross contamination.

Parallel conduits with check valves or a constant restriction verify crankcase ventilation integrity without solenoids, wiring, or added package space.

A count-up/down digital filter suppresses chopper switching noise so electromagnetic valve hold current stays within a defined range.

A pressure-responsive reed valve airbox admits supplemental air during turbo spool-up and closes to prevent air loss, reducing turbo lag.

A 2D cell matrix on the injector outlet replaces machined alignment features, speeding assembly and preserving precise spray orientation.

Absolute crankshaft position sensing lets an ETM deliver angle-specific starting torque, cutting starter weight and start time.

Predicted vehicle stopping periods are used to schedule segmented neural network training, improving update frequency and calculation precision.

Predictive loader-motion control raises engine speed only when needed to keep industrial truck travel stable and reduce unnecessary fuel use.

Neural-network engine control uses in-region data and reference-state interpolation to maintain accuracy near unstable operating limits.

Preheating the purge control valve before purge request prevents stearic-acid sticking and keeps fuel vapor recovery reliable in cold starts.

Crankshaft rotational irregularity is used to infer compression ratio changes, enabling closed-loop control with less output power disruption.

An annular elastomer seal conforms to the valve seat to prevent fuel leakage, cut hysteresis, and avoid costly seat post-processing.

Individually connectable thermocouple channels let faulty exhaust temperature sensors be replaced without changing the full module or degrading signal integrity.

Multiple non-overlapping pressure command regions improve electromagnetic valve normality checks and prevent failed valves from passing.

Handle-position control starts a marine engine out of neutral and stops it at neutral only when speed, temperature, voltage, and fault checks allow.

Condition-specific clutch torque tables are updated from inertia-phase target and actual values to improve shift accuracy and reduce shock.

Real-time current and voltage feedback adapts piezo injector drive curves to offset tolerances, cut dead time, and improve injection precision.

When sensor or evaluation faults occur, a separate safety path cools combustion conditions to prevent pre-ignition engine damage.

Predicting front loader movement lets the control system raise engine speed only when needed, keeping vehicle speed steadier and fuel use lower.

A media-separated pump uses petrol pressure to compress liquefied vapor, enabling direct LPG injection without fuel mixing, leakage, or OBD errors.

Temporary bypass valve opening relieves pump pressure during CVT ratio changes, cutting shift torque while preserving engine boost.

Current arrival time is used to estimate true fuel injection valve opening, correcting inflection-point mismatch and injection variation.

Models a conical data envelope with implicit and radial basis functions to quickly verify drivability-limit compliance in high-dimensional calibration.

Anticipatory cooling control raises or holds vehicle cooling capacity based on future heat load and coolant temperature to limit thermal lag.

A mapped VG setpoint strategy adjusts compressor flow area to delay surge, raise choke flow, and maintain efficiency despite actuator lag.

Feedforward and feedback valve control synchronizes hydraulic displacement with torque demand to reduce engine droop and stalling.

Sensor-controlled valves and pumps keep fracking equipment fueled during operation, reducing shutdowns and supporting diesel exhaust fluid delivery.

Closed-loop adaptive engine control compares reference and actual state trajectories to handle nonlinearities while improving safe transient and steady-state performance.

Sparse Gaussian process state models use inducing points to predict actuator response efficiently while preserving temporal state accuracy.

Randomized impedance measurement intervals stop noise from syncing with reference-cell readings, improving oxygen sensor temperature control.

Model-based sensing replaces unstable exhaust sensors to modulate heater power continuously, improving response, reliability, and heater efficiency.

Split high-dimensional calibration space into lower-dimensional envelopes to check drivability limits faster with manageable computation.

Adaptive reference thresholds from correlated sine and cosine signals improve rotation angle sensor failure diagnosis despite circuit variation.

Periodic damage scoring uses accumulated operating and damage measurements to conserve computing resources while catching critical power system damage.

Pilot and main injection are adjusted to keep fuel split between upper and lower piston cavities stable as engine speed and load change.

RFID tag verification identifies genuine filter elements before operation, preventing contamination and downstream component damage.

Pilot and main injection control keeps fuel split between upper and lower piston cavities stable across speed and load changes.

Predictive electric oil pump activation primes bearings before restart, cutting metal contact in stop-start industrial engines while limiting energy use.

Real-time pressure feedback at the air inlet, gas inlet, and outlet tightens air-gas ratio control and improves transient response.

A fully connected layer with ReLU compresses engine input features before recurrence, improving prediction precision without hurting generalization.

Particle size, shape, and chemistry profiling improves repeatable engine condition prediction beyond bulk oil spectroscopy limits.

Temperature-based exercise control avoids unnecessary standby generator starts in cold conditions, cutting noise, fuel use, and emissions.

Continuous terminal sliding mode control with a high-order observer improves throttle angle tracking, disturbance rejection, and chattering suppression.

Rotating a metallic sensor connector into the exhaust wall creates a gas-tight mount without pre-drilling or welding.

Additional energization stabilizes movable core return timing to prevent erratic fuel injection caused by undershoot between injection pulses.

A model-based controller selectively activates or deactivates cylinders to cut fuel use and emissions during idle and low-load operation.

A controllable valve area ratio helps a dual volute turbocharger balance exhaust pulse energy and engine backpressure to improve BSFC.

Dual onboard fuel tanks, level sensors, and automatic valve control keep fracturing equipment fueled without shutdowns.

Integrated circuit detects excess voltage on igniter power semiconductor device terminals before main switching.

An air-fuel ratio detection device monitors exhaust gas to identify cylinder imbalances during steady engine operation.

An engine valve timing control apparatus detects and confirms an intermediate lock state upon an engine stop request to ensure correct positioning.

A drive control device limits target torque to engine generable capacity during gear shifts.

An electric throttle uses a downstream pressure sensor to detect rotation angle sensor faults.

A compression ignition engine controller adjusts air-fuel ratio and ignition timing based on real-time environmental data.

Segmenting engine cylinders allows simultaneous high-pressure power generation and low-pressure excess fuel combustion, reducing unburned hydrocarbon emissions.

A multicylinder engine controller computes individual cylinder speeds to determine fuel properties through injection pattern variations.

A rotational speed synchronization control component adjusts engine speed to match transmission input speed during gear shifting operations.

Dynamic ozone supply control synchronizes chemical promoter generation with engine load changes, suppressing transient instability during acceleration.

A Rankine heat recovery cycle extracts exhaust energy to reform liquid alcohol into hydrogen-rich gas for engine cylinders.

A controller regulates recuperator temperature in a split cycle engine by adjusting turbine and valve timings.

A processing unit adjusts pilot subchamber temperature in rotary engines using real-time sensor feedback and control signals.

A fuel injection control method selects single or multiple injection modes based on engine speed and cylinder wall temperature.

A control device adjusts ignition retard based on startup water temperature to maintain stable combustion during engine idling.

An electric supercharger accelerates an upstream compressor to provide supplemental boost pressure during vehicle operation.

An engine observer model predicts intake manifold pressure and EGR flow to eliminate sensor feedback lag during transient conditions.

A method determines ignition advance using micro-injection efficiency to adjust spark timing and manage engine torque.

A continuous variable valve duration apparatus adjusts opening timing via a worm wheel and control shaft mechanism.

An engine control apparatus calculates combustion parameter deviations to selectively adjust controlled parameters for optimizing engine states.

A vehicle battery temperature adjusting device redirects engine intake air through a secondary duct to cool the lithium ion cell.

A pulsation compensation system adjusts intake air charge calculations using manifold pressure feedback.

A control unit computes injection time for V-type engine injectors using side-specific rail pressure inputs.

System calculates average spark timing offset from multiple knock sensors to reduce cylinder-to-cylinder imbalance and improve overall engine performance.

A diagnostic system compares measured sensor values to expected values to determine component health.

A control system adjusts engine idle speed and spark timing based on catalytic converter oxygen storage capacity.

A control unit evaluates intake mass airflow, boost pressure, and turbocharger speed to detect low-pressure turbine bypass valve failures without a position sensor.

An auxiliary subsystem captures fuel vapors from external storage devices via a selective valve connection to the vehicle canister.

Segmented cylinder deactivation reduces power consumption while overcoming inertia during gaseous fuel engine start-up.

A temperature varying member detects exhaust gas flow characteristics through thermal convection changes.

An exhaust throttle valve generates backpressure to accelerate catalyst heating during cold starts and deceleration fuel cutoff events.

A control device segments pressure sensors across two processing units to determine sensor reliability and execute precise fuel injection.

Preliminary valve closure creates known pressure states for control device to verify signal integrity and prevent engine operation during faults.

A fuel pressure control device manages suction and discharge passages to enable rapid pressure reduction during engine operation.

Torque compensation module adjusts estimated engine torque output based on individual cylinder speed signals to identify weak cylinders.

Positioning the valve chamber below the intake passage prevents fuel leakage while the manual pump lubricates the starting-fuel supply valve to avoid sticking.

Dynamic temperature measurement selection prevents insufficient heating and overshooting during regeneration by adapting to varying oxygen concentrations.

Voltage reduction control isolates SOx output currents from oxygen interference, enabling precise parameter calculation in low oxygen conditions.

A control device manages spark discharge timing to promote scavenging of burnt gas from a pre-combustion chamber.

Segmented cut-off valves in supply and return lines purge residual fuel via gas, reducing engine stoppage time without increasing mechanical complexity.

A frustoconical needle valve segment guides fluid flow within a fuel injector body to regulate nozzle outlet movement.

Adjusting supercharger vane position based on calculated local air-fuel ratios prevents oxygen deficiency and reduces smoke generation.

A control unit evaluates a voltage integral characteristic value to monitor switching operations in an internal combustion engine valve train device.

A fuel pump control device increases impeller operation to mitigate housing interference and prevent mechanical failure.

Closed loop control system adjusts turbocharger compressor boost pressure setpoint based on real-time outlet temperature feedback.

Fuel controller adjusts combustion ratio based on route data to prevent fuel depletion and maintain emission compliance.

A multi-mode internal combustion engine uses variable valve timing to switch between Otto and Atkinson cycles for optimized power delivery.

Electronic control unit corrects fuel pressure spectrum using detected gradient to determine cylinder-individual injection quantity.

Segmented cylinder pairs build exhaust enthalpy to provide sufficient boost for Gasoline Compression Ignition mode initiation.

Trapping fresh air in deactivated cylinders minimizes residual exhaust gases and unburned fuel, reducing engine vibrations and energy loss during reactivation.