Electrical Control TRIZ Cases

A vehicle air conditioning compressor control system adjusts operation rates during deceleration phases to maintain refrigerant pressure and cooling capacity.

A throttle valve adjusts intake airflow to manage particulate filter temperature during deceleration fuel shut-off.

A thermal protection method for exhaust lines determines a setpoint richness to maintain target gas temperatures.

Adapts engine limiting torque via closed-loop coolant temperature rate monitoring to eliminate wind tunnel calibration costs.

A diagnostic device corrects air-fuel ratio sensor values using disturbance parameters to enable precise abnormality detection.

A working machine controller adjusts hydraulic pump displacement and engine speed to raise exhaust temperature for diesel particulate filter regeneration.

Mobile radio signals transmit engine sensor data to a server that calculates and commands fuel conditioner injection, reducing uncontrolled emissions.

Control module dissipates excess electrical energy via heating element to prevent current ripple and overheating.

A control system adjusts the regeneration trigger for an NOx adsorber based on real-time efficiency measurements.

Control device applies staged current to solenoid, managing plunger rod collision timing to suppress noise.

An intermediary positioning shaft defines the spatial relationship between the resin cover and metal support plate to resolve inter-shaft distance errors.

A decoupled power system separates a turbine generator from an electric compressor to enable independent control of engine intake air.

A surgical staple incorporates deformable members that expand upon deployment to apply uniform compressive force on biological tissue.

A lift fuel pump operates in pulsed energy mode to conserve power while delivering pressurized fuel.

Electronic control unit adjusts fuel injection timing during negative valve overlap periods to stabilize combustion in compression ignition engines.

Pilot diesel injection ignites ammonia-hydrogen mixtures in diesel engines, resolving poor flammability while maintaining existing components.

An aftertreatment system injects reductant into the exhaust stream to maintain NOx reduction efficiency during lean engine restarts.

A single EGR valve directs exhaust gases through multiple flow paths upstream or downstream of the turbocharger compressor.

Engine control unit stops the engine to prevent collisions when brake determination unit detects unbraked travel despite brake operation.

A vehicle control apparatus shifts an internal combustion engine into a high response state before acceleration demand.

A turbocharger bypass valve routes exhaust to a cold light off catalyst for rapid pollutant treatment.

Dynamic intake valve timing adjusts closure points to increase air intake during transients, resolving the trade-off between fuel consumption and power output.

A vehicle control apparatus calculates target engine speed and adjusts transmission gear ratios to manage fuel supply stop conditions.

Calibrates nitrogen oxide and ammonia sensors during engine overrun cut-off phases to reset zero offsets caused by sensor aging.

A fluid heating apparatus uses a sub switch and bypass circuit to verify electrical conductivity before full power delivery.

An engine governor adjusts proportional gain and resets integral components to manage speed differences.

Asymmetric lambda lag times enable the engine controller to simultaneously meet CO and NOx emissions targets across varying operating conditions.

A method determines fuel injector opening states using reference current curves derived from magnetic coil drive pulses.

Water-activated exhaust valve blocks seawater from damaging marine catalysts, maintaining emissions control.

Dynamic current profiles balance magnetic and hydraulic forces in fuel injectors, preventing gap closure and injection blockages at low pressure.

A desulfation trigger module estimates sulfur loading to initiate adsorber regeneration events based on real-time engine data.

A low pressure fuel pump measures downstream pressure build-up time to detect water contamination, preventing high pressure pump degradation.

A controller monitors inlet manifold air and coolant temperatures to manage cylinder deactivation states in internal combustion engines.

A computing unit adjusts air-fuel mixture composition based on real-time exhaust gas analysis to optimize engine operation.

A controller tracks exhaust gas constituents through a low pressure EGR system using a single upstream sensor and computational mass balance models.

An engine control apparatus adjusts fuel injection using weight coefficients based on intake pressure and air flow data.

Controller reverses tumble flow direction at high engine speeds to stabilize ignition and reduce torque fluctuations in lean burn operations.

Selective heating of the second particle filter reduces exhaust back pressure and improves response speed during low-load operation.

A gas concentration detection device uses a segmented application voltage line to maintain limiting current regions across varying temperatures.

An electric heater boosts secondary air temperature after a dual heat exchanger recovers exhaust heat, reducing catalyst light-off time and peak temperatures.

A condensation model estimates accumulated water in an EGR cooler to modulate exhaust gas recirculation flow for condensate removal.

Determines desired turbine power from accelerator pedal position and vehicle speed to adjust engine actuator response.

A compressionless engine uses a steam condensing manifold to create contractive power strokes.

A diagnosis device estimates diesel oxidation catalyst damage using exhaust gas temperature and cumulative stress data.

A switching device forwards control signals from a primary engine control unit to the actuator based on continuous live signal verification.

A PM sensor circuit arrangement merges high impedance resistors into a single integrated component within the module.

Injecting compressed air into the intake port during the compression stroke to reverse gas flow momentum, cool charge air, and prevent detonation.

Spirally winding electrodes on a porous ceramic layer reduces short circuit risk while improving mass production capability and directional stability.

A solenoid control method uses residual signal analysis to detect plunger movement and determine the precise starting point of fuel injection.