WO2001039253A3 - Diagnostic layer and methods for detecting structural integrity of composite and metallic materials - Google Patents
Diagnostic layer and methods for detecting structural integrity of composite and metallic materials Download PDFInfo
- Publication number
- WO2001039253A3 WO2001039253A3 PCT/US2000/041839 US0041839W WO0139253A3 WO 2001039253 A3 WO2001039253 A3 WO 2001039253A3 US 0041839 W US0041839 W US 0041839W WO 0139253 A3 WO0139253 A3 WO 0139253A3
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- diagnostic layer
- composite
- diagnostic
- methods
- actuators
- Prior art date
Links
- 239000002131 composite material Substances 0.000 title abstract 3
- 238000000034 method Methods 0.000 title abstract 3
- 239000007769 metal material Substances 0.000 title abstract 2
- 239000000463 material Substances 0.000 abstract 4
- 238000012544 monitoring process Methods 0.000 abstract 2
- 239000002648 laminated material Substances 0.000 abstract 1
Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B5/00—Measuring arrangements characterised by the use of mechanical techniques
- G01B5/30—Measuring arrangements characterised by the use of mechanical techniques for measuring the deformation in a solid, e.g. mechanical strain gauge
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01H—MEASUREMENT OF MECHANICAL VIBRATIONS OR ULTRASONIC, SONIC OR INFRASONIC WAVES
- G01H11/00—Measuring mechanical vibrations or ultrasonic, sonic or infrasonic waves by detecting changes in electric or magnetic properties
- G01H11/06—Measuring mechanical vibrations or ultrasonic, sonic or infrasonic waves by detecting changes in electric or magnetic properties by electric means
- G01H11/08—Measuring mechanical vibrations or ultrasonic, sonic or infrasonic waves by detecting changes in electric or magnetic properties by electric means using piezoelectric devices
-
- 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
- G01L1/14—Measuring force or stress, in general by measuring variations in capacitance or inductance of electrical elements, e.g. by measuring variations of frequency of electrical oscillators
- G01L1/142—Measuring force or stress, in general by measuring variations in capacitance or inductance of electrical elements, e.g. by measuring variations of frequency of electrical oscillators using capacitors
- G01L1/146—Measuring force or stress, in general by measuring variations in capacitance or inductance of electrical elements, e.g. by measuring variations of frequency of electrical oscillators using capacitors for measuring force distributions, e.g. using force arrays
-
- 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
- G01M5/0016—Investigating the elasticity of structures, e.g. deflection of bridges or air-craft wings of aircraft wings or blades
-
- 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
- G01M5/0033—Investigating the elasticity of structures, e.g. deflection of bridges or air-craft wings by determining damage, crack or wear
-
- 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
- G01M5/0091—Investigating the elasticity of structures, e.g. deflection of bridges or air-craft wings by using electromagnetic excitation or detection
-
- 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
- G01N29/045—Analysing solids by imparting shocks to the workpiece and detecting the vibrations or the acoustic waves caused by the shocks
-
- 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
- G01N29/22—Details, e.g. general constructional or apparatus details
- G01N29/24—Probes
- G01N29/2481—Wireless probes, e.g. with transponders or radio links
-
- 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
- G01N2291/023—Solids
- G01N2291/0231—Composite or layered 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
- G01N2291/0251—Solidification, icing, curing composites, polymerisation
-
- 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
- G01N2291/10—Number of transducers
- G01N2291/106—Number of transducers one or more transducer arrays
Abstract
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2001540824A JP4823459B2 (en) | 1999-11-23 | 2000-11-02 | Diagnostic layer and method for detecting structural integrity of composite and metallic materials |
AU34378/01A AU3437801A (en) | 1999-11-23 | 2000-11-02 | Diagnostic layer and methods for detecting structural integrity of composite andmetallic materials |
CA002360759A CA2360759C (en) | 1999-11-23 | 2000-11-02 | Diagnostic layer and methods for detecting structural integrity of composite and metallic materials |
EP00991721A EP1185839A4 (en) | 1999-11-23 | 2000-11-02 | Diagnostic layer and methods for detecting structural integrity of composite and metallic materials |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US09/447,480 US6370964B1 (en) | 1998-11-23 | 1999-11-23 | Diagnostic layer and methods for detecting structural integrity of composite and metallic materials |
US09/447,480 | 1999-11-23 |
Publications (2)
Publication Number | Publication Date |
---|---|
WO2001039253A2 WO2001039253A2 (en) | 2001-05-31 |
WO2001039253A3 true WO2001039253A3 (en) | 2001-12-13 |
Family
ID=23776542
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/US2000/041839 WO2001039253A2 (en) | 1999-11-23 | 2000-11-02 | Diagnostic layer and methods for detecting structural integrity of composite and metallic materials |
Country Status (6)
Country | Link |
---|---|
US (1) | US6370964B1 (en) |
EP (1) | EP1185839A4 (en) |
JP (1) | JP4823459B2 (en) |
AU (1) | AU3437801A (en) |
CA (1) | CA2360759C (en) |
WO (1) | WO2001039253A2 (en) |
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Also Published As
Publication number | Publication date |
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EP1185839A4 (en) | 2007-01-10 |
CA2360759C (en) | 2010-01-05 |
JP2003515730A (en) | 2003-05-07 |
US6370964B1 (en) | 2002-04-16 |
JP4823459B2 (en) | 2011-11-24 |
WO2001039253A2 (en) | 2001-05-31 |
CA2360759A1 (en) | 2001-05-31 |
EP1185839A2 (en) | 2002-03-13 |
AU3437801A (en) | 2001-06-04 |
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