Analysing Solids Using Sonic/Ultrasonic/Infrasonic Waves TRIZ Cases

See how vibration sensors on evaporator fins detect ice formation by measuring natural frequenc

See how a robotic cleaner isolates ringdown signals from returned sonic echoes to accurately de

See how an ROV with dynamic nozzle and brush assemblies accesses tank corners and complex geome

See how an acoustic exciter vibrates the housing panel to transmit sound without speaker holes,

Frequency-based acoustic analysis separates ice-formation signals from ambient noise to trigger ice harvest at the right time.

Ultrasonic pulse reflection tracks freeze-thaw phase boundaries in biopharmaceutical containers when temperature sensors miss latent-heat changes.

Impulse-response tapping and similarity analysis reveal internal pantograph damage and joint faults that visual inspection can miss.

Real-time ultrasonic bonding parameters are wavelet-transformed and classified by a CNN to detect battery wire bond defects without extra inspection.

Unique surface footprints let battery cell components be traced without permanent marking, preserving function and appearance in large batches.

Ultrasound and mechanical sensing improve Li-ion SoC and SoH assessment while disrupting the SSEI layer to restore capacity and extend battery life.

Ultrasonic AFM maps topography and contact stiffness together to detect pinholes, delamination, and weak binding in semiconductor monolayers.

Spatially modulated CW lasers excite and detect resonances without contact, enabling elastic-property measurement in small low Q-factor samples.

Acoustic emission tracking during battery cell formation enables real-time SEI control, cutting cycle time, rejects, and energy use.

Acoustic transducers replace voltage-only battery monitoring to improve SoC and SoH accuracy, enabling broader-range charge balancing.

Coupling ultrasonic crack detection with stress sensing and Kalman filtering improves timely, accurate thermal runaway warning in LFP batteries.

Inductive coil coupling removes sensor-end wires and power supplies, enabling phased-array ultrasonic imaging in narrow gaps with lower upkeep.

Pre-charged surface patterns reveal semiconductor chip cracks through SEM-visible discoloration, improving crack location and extent detection.

Quadrature demodulation and digital compensation improve QCM resonance tracking under vacuum, extending crystal life and film thickness accuracy.

An antistatic film and conductive liquid enable ultrasonic detection of bubble and layer defects without contaminating or damaging stacked wafer packaging.

Ultrasound transducers measure battery module SoC and SoH beyond voltage limits, improving charge balancing and usable stack capacity.

Ultrasonic reflection signals are used to measure electrode area, thickness, and offset in electrostatic chucks for more accurate inspection.

Ultrasonic sensing at the front of a battery electrode drying furnace enables real-time heat control to reduce drying loss and improve process stability.

In-furnace ultrasonic transmission and reflection sensing tracks electrode plate drying in real time, allowing heat feedback to prevent under-dry and over-dry losses.

Vehicle-generated sound reflections reveal dry, wet, icy, or snowy roads without fixed ultrasonic hardware, simplifying onboard detection.

Ultrasound inspection detects misaligned battery cell layers in line, avoiding slow x-ray CT scans and destructive teardowns.

Ultrasonic waveform sensing checks battery module resin fill through the frame bottom, avoiding overflow, checking holes, and post-processing.

Acoustic resonance features and machine learning cut battery waveform complexity while estimating state of charge, health, and build quality.

Ultrasonic atomization forms uniform magnetostrictive powder with over 90% yield and lower energy use, improving coating bonding for harsh-environment detection.

An ultrasonic probe measures track pad wall thickness from the underside, avoiding disassembly and improving wear-based maintenance planning.

Ultrasonic wave timing through a heated storage body measures liquid metal volume without extra parts, avoiding supply mismatch in substrate processing.

Piezoelectric vibration sensing with FFT detects transformer DC magnetization and enables pulse-pattern control to prevent core saturation.

A non-magnetic fixing jig and opposite-side yoke keep Halbach magnets aligned under heat cycling, preserving EMAT sensitivity and service life.

Non-contact ultrasound in insulating fluid speeds battery cell defect detection and supports real-time quality checks during manufacturing.

Top-mounted thrust plates shift hydrogenerator rim load off spider support ledges, reducing wear and fatigue cracking while extending rotor life.

Mechanical excitation and differential sensors inspect EV battery packs without disassembly, helping detect early failure modes faster.

Flexible substrates and hollow isolation features let a resonant sensor withstand deformation, protect sensitive elements, and avoid short circuits.

Multiple independently controlled rotational vibrators align shear wave direction with the ultrasound beam without specialized probe electronics.

Multiple QCM or MEM sensors placed across a CVD or etch chamber provide localized uniformity data for tighter process control and yield improvement.

Flexible linked carrier segments let sensor assemblies conform to curved surfaces while preserving sensitivity, stability, and cost-effective production.

An onboard ultrasonic probe reads track pad load-bearing wall thickness through a protected datum, avoiding chain disassembly and wear underestimation.

Acoustic emission sensing with a resonating indenter detects substrate cracks during force loading, enabling fast semiconductor damage screening.

Non-invasive acoustic transducers and signal analysis score SEI formation quality in battery cells for faster defect screening during manufacturing.

Ultrasound sensing tracks swelling, delamination, and electrode ruffling in lithium-ion cells for real-time battery health assessment.

Quadrature demodulation and digital parameter extraction improve thin-film thickness measurement under vacuum while extending quartz crystal usage time.

Combining acoustic and acceleration sensors helps detect minor vehicle impacts, separate self-noise, and capture incident images.

Strain sensing on a vehicle LiDAR cover detects adhered foreign substances early, enabling cleaning before light obstruction degrades detection.

A graded-index lens matches refractive index at the object surface, boosting EM wave penetration and reducing reflection without matching media.

Switching electrical waveforms under DC bias excites transient vibrations in ceramic capacitors for fast, accurate internal defect detection.

Measured noise and magnetostriction spectra are matched to optimize core elastic moduli, improving transformer vibration analysis and noise reduction.

Internal ultrasonic time-of-flight sensing detects hydrogen release in battery compartments before thermal runaway becomes irreversible.

An auxetic kirigami piezo patch harvests structural vibration to power SHM sensor nodes, cutting battery and cabling maintenance.

Synchronized sensor motion and feedback keep battery cells evenly loaded, improving repeatability and accuracy in ultrasonic diagnostics.

Laser-generated ultrasonic signals enable fast non-destructive detection of internal secondary battery defects, improving in-line inspection accuracy.

Additive manufacturing forms sensor coils to match curved object profiles, improving surface contact, sensitivity, and lead time.

Acoustic transducers and ML predict battery cycle life non-invasively, cutting diagnostic time and improving cell screening.

An ultrasonic probe bolt tracks mill liner wear and charge impact in real time, avoiding shutdown-based inspections and improving maintenance timing.

Ultrasound signal intensity changes reveal valve element corrosion without special valve structures, reducing manual inspection in operating plants.

Prioritized NDT data transfer lets remote experts monitor aircraft subsurface inspection in real time while preserving full data for later analysis.

Position encoders map probe motion in real time to display scanned coverage, helping NDT operators avoid gaps and maintain overlap.

Charge discharge circuits route stored transducer current to or from ground, cutting pulse-drive power loss in ultrasonic imaging.

Multiple probe wavelengths decouple optical and acoustic properties, enabling deeper 3D profiling of patterned wafer nanostructures.

Dual-wave ultrasonic time-of-flight separates bolt pre-tightening force from temperature, reducing error without extra sensors.

Tracks lateral probe drift during weld inspection to keep ultrasonic gating aligned and distinguish geometric echoes from real flaws.

Hollow protrusions on a magnetostrictive ice detector boost small-droplet collection and surface area for faster, more accurate ice accretion sensing.

Ultrasonic sensors mounted on the non-wear side of wear liners automate thickness and temperature checks, reducing confined-space measurements.

Time-varying magnetic fields and odd-harmonic analysis reveal weld defects, cracks, hardness changes, and metal loss in steel.

Laser-induced tension waves and acoustic emission sensing reveal bond inconsistencies immediately, cutting inspection time and post-test checks.

An electromagnetic shockwave briefly opens kissing bonds so ultrasonic pulses can detect hidden voids without damaging healthy bonded joints.

Self-supervised learning separates normal ultrasonic variability from true defects in metallic powerplant components, cutting false positives.

Pre-trained machine learning turns ultrasound and thermography defect data into fast residual life estimates for composite components.

Band-stop filtering removes high-frequency disturbance noise from AE signals to improve defect detection during metal 3D printing.

A non-contact ultrasonic sensor tracks laser-built layers in real time, revealing structural defects before additive manufacturing is complete.

Phased-array ultrasonic scanning produces detailed lead sheath images for thickness, defects, and uniformity without ionizing radiation.

Controlled rebound and handle-impact tests map bat COR and vibration across barrel quadrants for consistent performance comparison.

A magnetostrictive transducer assembly generates longitudinal elastic guided waves inside heat exchanger tubes.

Curvature sensors measure rail radius and automatically shift ultrasonic probes laterally to compensate for beam refraction on curved tracks.

Trace boron refines titanium alloy grain structure for reliable ultrasonic inspection.

Dynamic probe height adjustment resolves the contradiction between inspection coverage and device complexity, reducing costs while maintaining image quality.

Integrated package monitoring system emits acoustic detection waves to identify structural anomalies within the coating region.

A rotating carriage positions the probe and flexible shoe to map wall thickness across welds, resolving measurement gaps caused by irregular topography.

Multi-arm scanner assembly positions acoustic probes to achieve full weld inspection coverage while reducing device complexity and weight.

Segmenting multi-mode ultrasonic guided waves into individual components eliminates imaging artifacts and resolves signal processing complexity.

A processing unit links ultrasonic probe waveform data to divided inspection areas for spatial mapping.

Mixed-domain spectrogram plots frequency and time of flight to identify material characteristics in ultrasonic inspection data.

A piezoelectric sensor with spatially separated sensing areas generates directional electrical signals from elastic waves.

Phased array ultrasound probes detect porosity and cracks in assembled flanges without disassembly, reducing inspection time and wear.

Non-uniform backing protrusions redirect acoustic energy forward, reducing rearward loss and increasing transmission efficiency for biometric sensing.

An ultrasonic transducer system processes signals to detect sub-surface damages in layered structures.