Sustainable Transportation TRIZ Cases

LIDAR-scanned road terrain guides active suspension smoothing and stroke-limited impedance control to improve ride comfort and handling stability.

Adaptive wheel acceleration sampling determines wheel angular position for TPMS sensor localization without complex antennas or fixed installation.

Inertial sensor motion data cleans active suspension vibration signals, improving fault feature extraction and real-vehicle diagnosis accuracy.

A MIMO normalized FxLMS approach handles channel coupling to cut vehicle road noise with faster convergence and higher control accuracy.

Recorded reference and noise signals recreate vehicle cabin noise for repeatable active noise control testing without driving.

A polygonal top with trapezoid and rectangular wall sections lowers chamber reflectivity while simplifying absorber installation and construction.

Segmented replay speeds remove pause-induced stops from recorded flight paths, preserving trajectory fidelity with smoother constant-speed aircraft replay.

A composite hyperbolic cosecant constraint and sigmoid differentiator cut online computation while keeping aircraft attitude errors within preset time.

Laser interference detects optical path vibration in a star simulator, enabling feedback mirror compensation for more accurate attitude tracking.

Tracks roller and floating bushing motion to detect minimum inner and outer oil film thickness and catch transient lubrication abnormalities.

Actor-Critic DDPG control improves aero-engine transient acceleration by handling high-dimensional states, continuous actions, and overshoot.

Log Mel feature extraction and Bidirectional RNN learning speed diagnosis of irregular powertrain noise sources with higher accuracy.

Predicted dimensions and part scanning let secondary components be built before full inspection, cutting shim use and assembly time.

Predicted dimensions and in-process scanning let mating parts be built earlier, cutting shim use, rework, and wing assembly time.

A digital filter creates an equivalent high-frequency thrust measurement system to read 10-ms micro-thruster response time more accurately.

Adaptive robust unscented Kalman filtering improves unmanned surface vessel parameter estimation under nonlinear dynamics and outlier noise.

Conversion formulas align piston and rocker-arm vibration tests by matching impact cycles and 50% unbroken ratios for superabrasives.

Dynamic-static cooperative actuators and DRL control simulate rotating principal stress axes under car, rail, and aircraft loads.

Real-time droplet imaging tracks viscosity and surface tension during curing, reducing sample use and avoiding missed transient changes.

Zone-specific adaptation factors rebalance vehicle active noise control, improving reduction in louder regions while matching user preferences.

Higher surface-wave modes are separated by energy-flux participation factors to improve layered-media seismic inversion accuracy.

A dichotomy search narrows train deceleration velocity ranges to compute speed-limit values faster and more accurately than full traversal.

Virtual particle source and modular treatment head models improve beam transport accuracy and modeling efficiency for radiotherapy dose calculation.

Drop-weight impact and fitted load-displacement curves enable fast evaluation of ballast bed and whole track stiffness with low calculation effort.

Rhombic wedge supports, multilayer absorbers, and a sawtooth baffle cut reflection and scattering in quiet zone antenna tests.

Auxiliary variables replace noisy velocity signals so offshore cranes can maintain payload positioning and sway suppression under ship roll and pitch.

Multiple noise reduction models suppress steady and unsteady noise while preserving background music in live streaming audio.

Torsional frequency testing on a square plate improves Young's modulus and Poisson's ratio calculation accuracy while accounting for damping.

Finite-element energy release analysis sets anchor rod length and quantity so total absorption exceeds rock-burst ejection energy.

Laser displacement sensors fit and translate a calibration plane to measure tunnel segment flatness accurately in confined tunneling spaces.

Stress-guided laminate design optimizes fiber volume fraction and orientation in ceramic matrix composite preforms to improve bearing capacity.

A Fourier-based speech enhancement circuit analyzes noise features and applies staged noise reduction to improve call voice quality.

Computer vision grades carbon deposits, dirt, scratches, and wear to guide marine engine cylinder oil-filling adjustments.

This case infers equivalent scour depths from structural vibration modes, replacing costly seabed surveys with model matching.

A trained BP neural network predicts heavy equipment airdrop impact situations using finite element simulation data.

Multi-condition pressing evaluates chest compliance against standard curves, preventing misclassification of damaged areas during calibration.