Vehicle Testing TRIZ Cases
- CO2 Sensor Air Pressure Compensation via Reference Gas
Evaluation unit calculates air pressure from NDIR sensor values to compensate CO2 concentration measurements.
- NOx Sensor Gain Diagnostics via Least Squares Estimation
Least squares estimation calculates NOx sensor gain and offset to prevent emissions breakthrough from inaccurate urea dosage.
- Vehicle Monitoring Interface for Street Mapping Corrections
A vehicle monitoring user interface allows drivers to edit street mapping data and speed limits.
- Vehicle GPS Tracking System for Border Security and Law Enforcement
A computer system registers vehicle locations using GPS receivers and wireless transmitters to enable real-time monitoring.
- Hydraulic Dynamometer Torque Control for Vehicle Testing
Hydraulic dynamometer test units apply adjustable torque to vehicle drive shafts using fluid pressure and flow regulation.
- Vehicle Interior Cleanliness Management via Contamination Detection
A vehicle cleanliness management system uses cameras and olfactory sensors to detect indoor contamination.
- Automotive Diagnostic Tool Wireless Parts Identification
A diagnostic tool retrieves vehicle trouble codes and queries a remote database to identify faulty parts.
- Brake Pedal Feel Test Apparatus Using Hydraulic Pressure Monitoring
A brake pedal test apparatus monitors hydraulic pressure and pedal travel using position transducers.
- Automotive Battery Tester with Tracking Base Station
Base station microprocessor detects electronic battery tester positioning using tracking circuitry to resolve accessory loss and improve diagnostic versatility.
- Tyre Monitoring Device Connection Element Slot Design
Segmented connection elements with slots absorb tyre deformations, preventing detachment of the electronic monitoring unit from the inner surface.
- Torque Machine Fault Detection with Debounce Retry Logic
A torque machine control system executes retry events with debounce timing to distinguish pending faults from transient disturbances.
- Vehicle Motor Controller Sweep Vibration for Abnormal Sound Diagnosis
A vehicle motor controller sweeps excitation frequency to reproduce abnormal sounds during stationary inspection.
- Telematics Terminal Vehicle State Accumulation for Diagnosis
A telematics terminal accumulates vehicle state information over time to enable detailed remote diagnosis.
- Integrated LDWS Inspection Apparatus for Vehicle Calibration
An integrated inspection apparatus combines calibration and testing functions using movable LCD monitors to adjust image positions.
- Oscilloscope Vehicle Inspection Guidance System
An oscilloscope-based inspection system reduces learning costs by providing step-by-step connection guidance and pre-configured parameters.
- Self-Guided Vehicle Movement Measurement with Redundant Tachometers
Redundant tachometer placement detects adhesion loss and compensates for slope effects, improving measurement precision without increasing device complexity.
- Tire Pressure Monitoring Using Temperature-Calibrated Slope Analysis
A tire pressure monitoring method converts pressure readings into temperature-calibrated values to track variation slopes across multiple sampling periods.
- Minispare Tire Detection Using Hydraulic Pressure Thresholds
A vehicle control system detects minispare tires by monitoring wheel rotational velocities and hydraulic brake pressure levels.
- AEI Tag Reader Integration for Train Control Accuracy
An AEI tag reader detects vehicle identifiers to verify train weight and length data, correcting GPS inaccuracies that compromise braking curve calculations.
- Steering Angle Sensor Fail Detection via Motor Current
A steering angle sensor fail detection system compares motor rotation direction with wheel angle to identify signal faults.
- Vehicle Firmware Update Power Stability Management
A vehicle firmware update system schedules data processing during stable power periods to maintain operational continuity.
- Vehicle Light Optical Transmitter for Wireless ECU Data Access
A control unit generates a data message from the electronic control unit and transmits it via visible optical communication through vehicle lights.
- Push-Button Start System Fault Diagnosis via Sequence Segmentation
Segmenting the start sequence into distinct phases allows the control system to capture specific DTCs for intermittent failures without trial-and-error testing.
- Actuator Vibration Monitoring for Transient Failure Detection
Correlating vibration intensity with actuator angular positions detects transient mode failures.
- Clutch Disengagement Detection via Motor Speed Gradient
Monitoring drive motor rotational speed gradients detects clutch disengagement, preventing flap position loss and enabling safe control limits.
- Closed-Loop Fault Detection via Tracking Error Frequency Filtering
Frequency segmentation of tracking error signals enables accurate fault detection in closed-loop systems without adding measurement hardware complexity.
- Guided Soft Target System for Crash Avoidance Testing
A guided soft target system coordinates dynamic motion elements to simulate crash scenarios accurately.
- Resonant Body Sensor for Aquaplaning Detection
A structure-borne sound sensor detects spray water droplets through a resonant housing, eliminating complex optical systems and reducing device complexity.
- Telematics Device Monitoring Vehicle Parameters During Shipment
A telematics device collects vehicle parameters during shipment and transmits data to a remote station for conditional alert generation.
- GPS Event Segmentation for Fleet Speed Monitoring
Computer system segments GPS event data into distinct categories to derive operational metrics and display interactive vehicle performance reports.
- Power Storage Device Degradation Determining Apparatus
A degradation determining apparatus evaluates power storage device state using vehicle identification and dual evaluation units.
- Transmission Creep Torque Control via Adaptive Grade Sensing
A transmission control system adjusts creep torque levels using driver interface, grade, and brake pedal sensors to optimize powertrain output.
- Wheel Emitter Position Correction via Reference Field Calibration
A correction process adjusts received field levels from wheel emitters using stored reference data to determine longitudinal position.
- Vehicle Calibration via Wireless Performance Product Authentication
Wireless receiver detects aftermarket performance products to trigger electronic control unit calibration adjustments.
- Vehicle Test Fixture Frame Assembly with Adjustable Sensor Arm
A vehicle test fixture frame assembly uses an adjustable sensor mounting arm to position a position sensor for pedal displacement measurement.
- Automated Aircraft Fault Analysis and Diagnostic Testing
Wireless transmission of aircraft fault data enables automated checklist generation, eliminating manual intervention errors.
- Automated Magnetic Particle and Fluorescent Penetrant Inspection System
An automated inspection system uses image capturing devices and computer analysis software to detect surface defects on components.
- Transit Route Link Segmentation for Performance Data Attribution
A transit data system divides routes into GPS-linked segments to store and compare performance metrics across similar road sections.
- Vehicle Data Display System with User Configurable Touch Screen
A vehicle display system connects to onboard computers via a data link connector and features a full color touch screen for user configurable graphics.
- EEPROM Storage Permission Flag for Vehicle Diagnosis Control
An electronic control unit manages rewritable nonvolatile memory using an external storage permission flag to control diagnosis result accumulation.
- Dry DCT Clutch Temperature Prediction Using LTI Model
A clutch temperature prediction module calculates plate and housing temperatures using a linear time-invariant model based on slip power and oil data.
- Electronic Component Load Management for Thermal Mismatch
A control unit adjusts current and voltage variables to manage accumulated load on electronic components.
- Vehicle Measurement System Photo Overlay Guidance
A vehicle measurement system overlays photo images with line art graphics to identify pre-defined points on damaged vehicles.
- Autonomous Vehicle Dynamic Parameter Testing via Self-Service Control
An autonomous vehicle system automatically controls travel under specified conditions to detect and record traveling data for determining dynamic parameters.
- Multi-Axis Acceleration Sensor for Vehicle Turning State Detection
A multi-axis acceleration sensor determines turning states by comparing axis signals, eliminating installation angle errors in navigation systems.
- Fuel System Depressurization via Intake Manifold Flow
A fuel system control unit directs tank vapors to the engine intake manifold for depressurization.
- Battery Recharge Estimator Using Impedance Response
An impedance-based recharge estimator determines lithium-ion battery discharge timing by analyzing frequency-domain electrical characteristics.
- Split Rim Tire Mount for Rimless Inflation
Segmented plates and O-rings enable rimless tire mounting, allowing quick inspection and preparation of racing tires.
- Wedge Water Entry Test Device with Pneumatic Acceleration
Pneumatic acceleration reduces required drop height, enabling high-speed oblique water entry testing in a compact frame without complex mechanical structures.