SG11201704231UA - Acoustic transducers for structural health monitoring and methods of fabrication - Google Patents
Acoustic transducers for structural health monitoring and methods of fabricationInfo
- Publication number
- SG11201704231UA SG11201704231UA SG11201704231UA SG11201704231UA SG11201704231UA SG 11201704231U A SG11201704231U A SG 11201704231UA SG 11201704231U A SG11201704231U A SG 11201704231UA SG 11201704231U A SG11201704231U A SG 11201704231UA SG 11201704231U A SG11201704231U A SG 11201704231UA
- Authority
- SG
- Singapore
- Prior art keywords
- fabrication
- methods
- health monitoring
- acoustic transducers
- structural health
- Prior art date
Links
- 238000004519 manufacturing process Methods 0.000 title 1
- 238000000034 method Methods 0.000 title 1
- 238000012544 monitoring process Methods 0.000 title 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
- G01L1/00—Measuring force or stress, in general
- G01L1/16—Measuring force or stress, in general using properties of piezoelectric devices
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M5/00—Investigating the elasticity of structures, e.g. deflection of bridges or air-craft wings
- G01M5/0066—Investigating the elasticity of structures, e.g. deflection of bridges or air-craft wings by exciting or detecting vibration or acceleration
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N29/00—Investigating or analysing materials by the use of ultrasonic, sonic or infrasonic waves; Visualisation of the interior of objects by transmitting ultrasonic or sonic waves through the object
- G01N29/04—Analysing solids
- G01N29/06—Visualisation of the interior, e.g. acoustic microscopy
- G01N29/0654—Imaging
- G01N29/069—Defect imaging, localisation and sizing using, e.g. time of flight diffraction [TOFD], synthetic aperture focusing technique [SAFT], Amplituden-Laufzeit-Ortskurven [ALOK] technique
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N29/00—Investigating or analysing materials by the use of ultrasonic, sonic or infrasonic waves; Visualisation of the interior of objects by transmitting ultrasonic or sonic waves through the object
- G01N29/04—Analysing solids
- G01N29/11—Analysing solids by measuring attenuation of acoustic waves
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N29/00—Investigating or analysing materials by the use of ultrasonic, sonic or infrasonic waves; Visualisation of the interior of objects by transmitting ultrasonic or sonic waves through the object
- G01N29/22—Details, e.g. general constructional or apparatus details
- G01N29/24—Probes
- G01N29/2475—Embedded probes, i.e. probes incorporated in objects to be inspected
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N29/00—Investigating or analysing materials by the use of ultrasonic, sonic or infrasonic waves; Visualisation of the interior of objects by transmitting ultrasonic or sonic waves through the object
- G01N29/44—Processing the detected response signal, e.g. electronic circuits specially adapted therefor
- G01N29/46—Processing the detected response signal, e.g. electronic circuits specially adapted therefor by spectral analysis, e.g. Fourier analysis or wavelet analysis
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10N—ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10N30/00—Piezoelectric or electrostrictive devices
- H10N30/01—Manufacture or treatment
- H10N30/06—Forming electrodes or interconnections, e.g. leads or terminals
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10N—ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10N30/00—Piezoelectric or electrostrictive devices
- H10N30/01—Manufacture or treatment
- H10N30/07—Forming of piezoelectric or electrostrictive parts or bodies on an electrical element or another base
- H10N30/074—Forming of piezoelectric or electrostrictive parts or bodies on an electrical element or another base by depositing piezoelectric or electrostrictive layers, e.g. aerosol or screen printing
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10N—ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10N30/00—Piezoelectric or electrostrictive devices
- H10N30/01—Manufacture or treatment
- H10N30/08—Shaping or machining of piezoelectric or electrostrictive bodies
- H10N30/081—Shaping or machining of piezoelectric or electrostrictive bodies by coating or depositing using masks, e.g. lift-off
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10N—ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10N30/00—Piezoelectric or electrostrictive devices
- H10N30/01—Manufacture or treatment
- H10N30/09—Forming piezoelectric or electrostrictive materials
- H10N30/098—Forming organic materials
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2291/00—Indexing codes associated with group G01N29/00
- G01N2291/02—Indexing codes associated with the analysed material
- G01N2291/025—Change of phase or condition
- G01N2291/0258—Structural degradation, e.g. fatigue of composites, ageing of oils
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2291/00—Indexing codes associated with group G01N29/00
- G01N2291/04—Wave modes and trajectories
- G01N2291/042—Wave modes
- G01N2291/0427—Flexural waves, plate waves, e.g. Lamb waves, tuning fork, cantilever
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Chemical & Material Sciences (AREA)
- Pathology (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- Health & Medical Sciences (AREA)
- Immunology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Signal Processing (AREA)
- Acoustics & Sound (AREA)
- Mathematical Physics (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Aviation & Aerospace Engineering (AREA)
- Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SG10201408061Q | 2014-12-03 | ||
PCT/SG2015/050484 WO2016089310A1 (en) | 2014-12-03 | 2015-12-02 | Acoustic transducers for structural health monitoring and methods of fabrication |
Publications (1)
Publication Number | Publication Date |
---|---|
SG11201704231UA true SG11201704231UA (en) | 2017-06-29 |
Family
ID=56092105
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
SG11201704231UA SG11201704231UA (en) | 2014-12-03 | 2015-12-02 | Acoustic transducers for structural health monitoring and methods of fabrication |
Country Status (2)
Country | Link |
---|---|
SG (1) | SG11201704231UA (en) |
WO (1) | WO2016089310A1 (en) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US10677682B2 (en) | 2017-02-23 | 2020-06-09 | Agency For Science, Technology And Research | Systems and methods for monitoring plastic deformation of a structured material |
SG11202013146XA (en) * | 2018-07-30 | 2021-01-28 | Agency Science Tech & Res | Structural health monitoring method and system |
SG11202108828SA (en) * | 2019-03-20 | 2021-09-29 | Agency Science Tech & Res | Structural health monitoring method and system |
GB2588098B (en) * | 2019-10-04 | 2024-04-24 | Niba Solutions Ltd | Flexibility assessment |
FR3144487A1 (en) * | 2022-12-23 | 2024-06-28 | Commissariat À L’Energie Atomique Et Aux Energies Alternatives | Piezoelectric device |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2161647A (en) * | 1984-07-10 | 1986-01-15 | Gen Electric Co Plc | Piezoelectric devices |
GB0414705D0 (en) * | 2004-07-01 | 2004-08-04 | Univ Paisley The | Improvements to ultrasound transducers |
GB0723526D0 (en) * | 2007-12-03 | 2008-01-09 | Airbus Uk Ltd | Acoustic transducer |
ES2738909T3 (en) * | 2011-02-08 | 2020-01-27 | Boeing Co | Structural Health Supervision System |
US8614724B2 (en) * | 2011-08-17 | 2013-12-24 | The Boeing Company | Method and system of fabricating PZT nanoparticle ink based piezoelectric sensor |
DK2608287T3 (en) * | 2011-12-22 | 2014-06-16 | Meggitt As | Flexible piezoelectric material, manufacture and use thereof |
-
2015
- 2015-12-02 WO PCT/SG2015/050484 patent/WO2016089310A1/en active Application Filing
- 2015-12-02 SG SG11201704231UA patent/SG11201704231UA/en unknown
Also Published As
Publication number | Publication date |
---|---|
WO2016089310A1 (en) | 2016-06-09 |
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