Machine Part Testing TRIZ Cases
- Baler Bearing Health Monitoring with Vibration Signal Decomposition
A single frame-mounted accelerometer separates bulk vibration into bearing-specific signals for real-time health alerts.
- Agricultural Harvester Vibration Baselines for Fault Detection
Pseudo-operational vibration baselines help agricultural harvesters distinguish abnormal crop-processing vibrations from changing loads.
- Gear Pair Noise Prediction Using Selective Tooth-Flank Spectra
Fourier transformation isolates noise-relevant waviness from tooth-flank deviations before loaded contact analysis, improving gear-pair emission predictions.
- Rotating Machinery Natural Frequency Detection Using FFT Sensors
Operational speed data and FFT processing reveal torsional natural frequencies for real-time control without added sensors.
- Spline Screw Testing With Automated Clearance and Stiffness Measurement
A movable mounting base and adjustable clamping assembly support accurate spline screw clearance and stiffness testing across sizes.
- Rotating Machine Diagnosis Using Non-Copper Load Loss
Equivalent-loss analysis separates copper and iron losses from other load losses, reducing false diagnoses caused by power fluctuations.
- Self-Powered Conveyor Idler Monitoring for Wear and Bearing Failure
A rotor-stator module powers sensors that analyze idler rotation and vibration for early, remote bearing-failure detection.
- Freewheel Wear Detection Through Powertrain Oscillation Monitoring
Monitor powertrain oscillations to detect freewheel wear before failure.
- Mechanical Object Vibration Analysis with Fused 3D Spectrograms
Multiple measurements become one spectrogram, helping detect natural frequencies and excitations across changing parameters.
- PDC Drill Bit Testing With Controlled Loading and Rotary Motion
A laboratory rig uses constant-rate loading, rotary motion, and torque data to assess PDC drill bit cutting and friction.
- Cam-Type Cabin Door Load Simulation for Gravity and Gusts
A series-connected shaft and adjustable cam sets provide compact, tunable load simulation for aircraft cabin door actuation testing.
- Rolling Bearing Life Prediction With BIGRU-LSTM Vibration Features
A Seq2Seq encoder-decoder compresses vibration features and weights key time steps for flexible rolling bearing life prediction.
- Rotating Machine Vibration Detection for Saw Belt Weld Position
This case uses vibration time series, turn and module calculations to locate saw belt weld positions for follow-on analysis.
- Gearbox Drive Test Bench with Simulated Axial and Radial Loads
A gearbox drive test bench uses controllable actuators and a compensating tank to reproduce axial, radial, and thermal operating conditions.
- Drive Fault Detection with Speed-Normalized Vibration Spectra
This case uses normalized spectra, peak patterns, and bandpass analysis to detect bearing wear and belt misalignment.
- Linkage Pin Monitoring for Predictive Galling Prevention
Temperature, load, and motion data help score linkage pin galling risk and schedule maintenance before failure.
- Drive Shaft Testing With Magnetic Ultrasonic Coupling
Magnetic attraction synchronizes ultrasonic transmitter and receiver members, simplifying internal defect detection on complex drive shafts.
- Drone Motor Measuring Device with Separate Thrust and Torque Sensing
A transmission mechanism separates axial thrust and rotational torque measurement to improve accuracy for large drone motor testing.
- Wing Strength Test Rack With Pulley Loading Without Disassembly
This case uses fixed pulleys, weights, and adjustable fixtures to test wing loads without rack disassembly.
- Test Bench Fluid Conditioning With Dual Bypass Flow Control
A fixed and variable bypass architecture enables rapid test-bench flow changes, including zero outlet flow, while preserving accuracy.
- Acoustic Signature Imaging With Multiband Sensor Fusion
Multiband acoustic imaging combines sensor fusion and audio feedback to simplify sound localization.
- Electric Multiple Unit Gear Transmission Testing Under Wheel-Rail Excitation
A multi-direction excitation platform reproduces wheel-rail forces for loaded and no-load gear transmission experiments.
- Single-Track Vehicle Sensor Plausibility Checking via Gear Ratios
This case checks eBike sensor plausibility through wheel-to-pedal gear ratios, helping stop propulsion assistance when speed signals fail.
- Vibrating Machine Resonance Analysis with Operating Vibration Subtraction
This case isolates natural frequencies in vibrating screens or conveyors by subtracting operating vibrations from excited response signals.
- Rolling Bearing Combined-Fault Diagnosis Using Multi-Domain Features
The case combines time, frequency, and time-frequency features with clustering and KNN to identify interacting rolling bearing faults.
- Acoustic Imaging Array Fusion for Aligned Multi-Frequency Mapping
Distance and frequency analysis selects processing schemes to align acoustic data with electromagnetic images for clearer scene mapping.
- Gear Train Mechanical Testing for Dynamic Quality and Friction Detection
Dynamic gear testing combines vibration, temperature, noise, and weight checks.
- Oil Pump Rotor Analysis with Constant Sub-Chamber Division
An analyzer uses rotor-based division points to keep oil pump sub-chambers consistent and improve volume and pressure prediction.
- Pressure-Membrane Test Vessel for Steady and High-Frequency Loads
A pressure vessel and actuating membrane combine hydraulic steady force with time-varying actuation to test mechanical durability.
- Ball Screw Abnormality Detection Using Motor Current Frequency Analysis
This case compares motor-current frequency distributions with normal operation data to improve ball screw abnormality detection.
- Adjustable Oil-Nozzle Vibration Excitation for Aero-Engine Rotor Testing
An annular ring and movable holders support repeatable, non-contact rotor vibration tests across aero-engine sizes.