Electrical Control TRIZ Cases
- Fuel Injection Control for Engine Pressure Compensation
A fuel injection control apparatus adjusts valve opening periods using reference and overlapped modes to manage precise fuel delivery.
- Electromechanical Camshaft Adjuster Phase Control
A camshaft control unit calculates angular position using rotor detection and transmission ratios.
- Fluororubber Valve Body Durability Against Oxygen and Hydrogen
Optimized ternary fluororubber valve body maintains structural integrity during continuous operation in reactive gas environments.
- Combustion Engine Mode Optimization via Valve Timing
Adjusting valve timing creates a delay that increases residual gas temperature, inducing auto-ignition to improve efficiency at low load.
- Dynamic Air Charge Control in Forced-Induction Engines
A control system adjusts induction pipe pressure via charging device mass flow to set dynamic air charge.
- Direct Injection Engine Start Control Device Reducing Sparking Frequency
Start control device reduces sparking frequency by learning ignition timing from ion current, minimizing electric power consumption during engine startup.
- Regenerative Switching Element Abnormality Detection in Fuel Injection Valves
Voltage detection monitors a regenerative switching element to identify abnormalities, preventing excessive current flow from back electromotive voltage.
- Exhaust Post-Treatment Temperature Control via Periodic Rich-Lean Cycling
Periodic rich and lean combustion cycles stabilize post-treatment device temperature, preventing thermal damage during pollutant regeneration.
- Sliding Plate Variable Charge Motion System for Tumble Flow Control
A sliding plate within an intake port pipeline adjusts tumble flow strength to optimize combustion efficiency.
- Turbocharger Boost Control for Two-Stroke Engine Heat-Up
A turbocharger adjusts boost pressure based on exhaust gas temperature to enhance power output during engine operation.
- Glow Plug Temperature Control Using Calculated Current-Voltage Variable
A glow plug control unit calculates a temperature parameter from current and voltage measurements to adjust pulse-width modulation duty cycles.
- Fuel Pressure Estimation Using Cam Phase Mapping
A fuel pressure estimation system uses cam phase mappings to calculate pulsating variables without physical sensors.
- High-Pressure Fuel Pump Solenoid Valve Control
A control apparatus adjusts solenoid valve energization timing to manage high-pressure fuel pump discharge rates.
- On-Board Fuel Fractionation via Solvent Mixing and Volatility Separation
A vehicle fuel system mixes solvent with fuel to separate fractions by volatility for optimized engine operation.
- Idling Speed Control via Torque Ratio Feedback
ECU calculates torque ratio to adjust intake air, reducing development man-hours and simplifying control logic.
- Gasoline Particulate Filter Soot Level Control
Engine control adjusts fuel injection timing and pressure to maintain a target soot level on the gasoline particulate filter.
- Multi-Fuel Engine Combustion Control via Pilot Injection
A multi-fuel engine adjusts carbon-free fuel substitution ratios using pilot injection to stabilize combustion.
- Fuel Delivery Control System Driveline Disturbance Reduction
A fuel delivery control system calculates accelerator and brake delay periods to manage deactivation timing.
- Internal Combustion Engine Injector Control for Partial Injection Monitoring
Segmented injection monitoring verifies timing accuracy to resolve the contradiction between measurement precision and diagnostic reliability.
- Electronic Throttle Control with Dynamic Gain Overshooting
A throttle valve controller sets a large gain to drive the valve into an overshooting region beyond the fully open position.
- Generator Power Output Control via Central Controller
Central controller dynamically adjusts generator power output to prevent equipment over-specification and reduce energy waste.
- Turbine Bypass for Driven Turbocharger Cold Start
A turbine bypass redirects hot exhaust gases directly to the aftertreatment during cold start, resolving low heat availability while maintaining engine torque.
- Pre-overheat Engine Sensor Warning System
A pre-overheat system alerts operators when engine temperatures exceed steady-state levels, enabling corrective action before damage occurs.
- Predictive Driver Intent System for Engine Start-Stop Control
A predictive system analyzes vehicle speed and deceleration to identify braking events.