BR102016029296B1 - método para detectar alterações locais de material em uma estrutura compósita - Google Patents

método para detectar alterações locais de material em uma estrutura compósita Download PDF

Info

Publication number
BR102016029296B1
BR102016029296B1 BR102016029296-4A BR102016029296A BR102016029296B1 BR 102016029296 B1 BR102016029296 B1 BR 102016029296B1 BR 102016029296 A BR102016029296 A BR 102016029296A BR 102016029296 B1 BR102016029296 B1 BR 102016029296B1
Authority
BR
Brazil
Prior art keywords
composite structure
type
frequency
scan
frequency value
Prior art date
Application number
BR102016029296-4A
Other languages
English (en)
Portuguese (pt)
Other versions
BR102016029296A2 (pt
Inventor
William P. Motzer
Gary Ernest Georgeson
Jill Paisley Bingham
Steven Kenneth Brady
Alan F. Stewart
James C. Kennedy
Ivan Pelivanov
Matthew O'Donnell
Jeffrey Reyner Kollgaard
Original Assignee
The Boeing Company
University Of Washington
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by The Boeing Company, University Of Washington filed Critical The Boeing Company
Publication of BR102016029296A2 publication Critical patent/BR102016029296A2/pt
Publication of BR102016029296B1 publication Critical patent/BR102016029296B1/pt

Links

Images

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
    • G01N21/17—Systems in which incident light is modified in accordance with the properties of the material investigated
    • G01N21/1702—Systems in which incident light is modified in accordance with the properties of the material investigated with opto-acoustic detection, e.g. for gases or analysing solids
    • 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
    • G01N29/043—Analysing solids in the interior, e.g. by shear waves
    • 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
    • G01L1/25—Measuring force or stress, in general using wave or particle radiation, e.g. X-rays, microwaves, neutrons
    • G01L1/255—Measuring force or stress, in general using wave or particle radiation, e.g. X-rays, microwaves, neutrons using acoustic waves, or acoustic emission
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
    • G01L5/00—Apparatus for, or methods of, measuring force, work, mechanical power, or torque, specially adapted for specific purposes
    • G01L5/0047—Apparatus for, or methods of, measuring force, work, mechanical power, or torque, specially adapted for specific purposes measuring forces due to residual stresses
    • 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
    • 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
    • G01N29/0609—Display arrangements, e.g. colour displays
    • G01N29/0645—Display representation or displayed parameters, e.g. A-, B- or C-Scan
    • 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
    • G01N29/2418—Probes using optoacoustic interaction with the material, e.g. laser radiation, photoacoustics
    • 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
    • G01N29/30—Arrangements for calibrating or comparing, e.g. with standard objects
    • 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
    • G01N29/449—Statistical methods not provided for in G01N29/4409, e.g. averaging, smoothing and interpolation
    • 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
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
    • G01N21/17—Systems in which incident light is modified in accordance with the properties of the material investigated
    • G01N21/1702—Systems in which incident light is modified in accordance with the properties of the material investigated with opto-acoustic detection, e.g. for gases or analysing solids
    • G01N2021/1706—Systems in which incident light is modified in accordance with the properties of the material investigated with opto-acoustic detection, e.g. for gases or analysing solids in solids
    • 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
    • G01N2291/01—Indexing codes associated with the measuring variable
    • G01N2291/015—Attenuation, scattering
    • 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
    • G01N2291/26—Scanned objects
    • G01N2291/269—Various geometry objects
    • G01N2291/2694—Wings or other aircraft parts

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Pathology (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Immunology (AREA)
  • Acoustics & Sound (AREA)
  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Optics & Photonics (AREA)
  • Mathematical Physics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Probability & Statistics with Applications (AREA)
  • Toxicology (AREA)
  • Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
BR102016029296-4A 2015-12-21 2016-12-14 método para detectar alterações locais de material em uma estrutura compósita BR102016029296B1 (pt)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US201562270554P 2015-12-21 2015-12-21
US62/270,554 2015-12-21
US15/070,583 2016-03-15
US15/070,583 US10571390B2 (en) 2015-12-21 2016-03-15 Composite inspection

Publications (2)

Publication Number Publication Date
BR102016029296A2 BR102016029296A2 (pt) 2017-06-27
BR102016029296B1 true BR102016029296B1 (pt) 2021-03-09

Family

ID=57113207

Family Applications (1)

Application Number Title Priority Date Filing Date
BR102016029296-4A BR102016029296B1 (pt) 2015-12-21 2016-12-14 método para detectar alterações locais de material em uma estrutura compósita

Country Status (7)

Country Link
US (1) US10571390B2 (https=)
EP (1) EP3185009B1 (https=)
JP (1) JP6931528B2 (https=)
CN (1) CN106895932B (https=)
AU (1) AU2016244198B2 (https=)
BR (1) BR102016029296B1 (https=)
SG (1) SG10201608593PA (https=)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11287507B2 (en) * 2018-04-30 2022-03-29 The Boeing Company System and method for testing a structure using laser ultrasound
WO2020077482A1 (zh) * 2018-10-15 2020-04-23 王长贵 一种复合瓷砖以及具有它的步态检测系统
US11073500B2 (en) 2018-11-07 2021-07-27 The Boeing Company Systems and methods for automatic alignment and focusing of light in laser ultrasound testing
CN109725060A (zh) * 2019-01-31 2019-05-07 中国民用航空飞行学院 一种基于焦耳热固化的超声波实时监测系统及监测方法
US11548161B2 (en) 2020-05-14 2023-01-10 The Boeing Company Methods of performing a plurality of operations within a region of a part utilizing an end effector of a robot and robots that perform the methods
US12306638B2 (en) 2020-11-18 2025-05-20 The Boeing Company Methods and scan systems for analyzing an object
US11639914B2 (en) 2020-12-16 2023-05-02 The Boeing Company Non-destructive test systems with infrared thermography assemblies and ultrasonic test assemblies, and associated methods
US12019050B2 (en) 2021-04-07 2024-06-25 The Boeing Company Ultrasound inspection system and method
KR102390004B1 (ko) * 2021-09-16 2022-04-25 라이트브라더스 주식회사 스케일 변화량 분석 기반의 자전거 비파괴 검사 장치, 방법, 및 컴퓨터 판독 가능한 기록 매체
CN121208134B (zh) * 2025-11-26 2026-02-24 宝鸡市蕴杰金属制品有限公司 基于超声振动辅助的金属粉末烧结程度分析方法及系统

Family Cites Families (70)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60116345A (ja) * 1983-11-30 1985-06-22 富士通株式会社 超音波診断装置
US4665228A (en) 1985-02-13 1987-05-12 Monsanto Company Alkenyl acetamides
FR2631707B1 (fr) 1988-05-20 1991-11-29 Labo Electronique Physique Echographe ultrasonore a coherence de phase controlable
US5373460A (en) * 1993-03-11 1994-12-13 Marks, Ii; Robert J. Method and apparatus for generating sliding tapered windows and sliding window transforms
JP3391578B2 (ja) * 1994-11-14 2003-03-31 ジーイー横河メディカルシステム株式会社 相関装置および流れ情報表示装置
US5679899A (en) 1995-03-06 1997-10-21 Holographics Inc. Method and apparatus for non-destructive testing of structures
EP0764939B1 (en) * 1995-09-19 2002-05-02 AT&T Corp. Synthesis of speech signals in the absence of coded parameters
US6405069B1 (en) * 1996-01-31 2002-06-11 Board Of Regents, The University Of Texas System Time-resolved optoacoustic method and system for noninvasive monitoring of glucose
US6696064B2 (en) * 2000-06-20 2004-02-24 The United States Of America As Represented By The Department Of Health And Human Services Methods of protecting vasculature from damage by diphtheria toxin-and pseudomonas toxin-based immunotoxins during therapy
US6890302B2 (en) * 2000-11-13 2005-05-10 Sonoscan, Inc. Frequency domain processing of scanning acoustic imaging signals
US6529759B1 (en) * 2001-03-08 2003-03-04 Electrical Geodesics, Inc. Method for mapping internal body tissue
US6895820B2 (en) * 2001-07-24 2005-05-24 Sonoscan, Inc. Acoustic micro imaging method and apparatus for capturing 4D acoustic reflection virtual samples
US6981417B1 (en) * 2002-04-26 2006-01-03 Sonoscan, Inc. Scanning acoustic micro imaging method and apparatus for non-rectangular bounded files
GB2397207B (en) * 2003-01-10 2005-04-13 Teraview Ltd Imaging techniques and associated apparatus
US7623908B2 (en) * 2003-01-24 2009-11-24 The Board Of Trustees Of The University Of Illinois Nonlinear interferometric vibrational imaging
US7102758B2 (en) * 2003-05-06 2006-09-05 Duke University Fourier domain low-coherence interferometry for light scattering spectroscopy apparatus and method
US6954662B2 (en) * 2003-08-19 2005-10-11 A.D. Integrity Applications, Ltd. Method of monitoring glucose level
US7610074B2 (en) * 2004-01-08 2009-10-27 The Board Of Trustees Of The University Of Illinois Multi-functional plasmon-resonant contrast agents for optical coherence tomography
US7586618B2 (en) * 2005-02-28 2009-09-08 The Board Of Trustees Of The University Of Illinois Distinguishing non-resonant four-wave-mixing noise in coherent stokes and anti-stokes Raman scattering
US7345279B2 (en) * 2005-09-20 2008-03-18 Coherent, Inc. Identification of hidden objects by terahertz heterodyne laser imaging
US8129684B2 (en) * 2005-03-22 2012-03-06 Coherent, Inc. Detection of hidden objects by terahertz heterodyne laser imaging
US7725169B2 (en) * 2005-04-15 2010-05-25 The Board Of Trustees Of The University Of Illinois Contrast enhanced spectroscopic optical coherence tomography
EP1742049B1 (en) * 2005-07-07 2009-12-09 Kabushiki Kaisha Toshiba Laser-based maintenance apparatus
US7378658B2 (en) * 2005-09-20 2008-05-27 Coherent, Inc. Security portal with THz trans-receiver
US8537366B2 (en) * 2005-10-11 2013-09-17 Duke University Systems and methods for endoscopic angle-resolved low coherence interferometry
WO2007090147A2 (en) * 2006-01-31 2007-08-09 The Board Of Trustees Of The University Of Illinois Method and apparatus for measurement of optical properties in tissue
US8392176B2 (en) * 2006-04-10 2013-03-05 Qualcomm Incorporated Processing of excitation in audio coding and decoding
JP2007301286A (ja) * 2006-05-15 2007-11-22 Aloka Co Ltd 気泡検出装置
US9220411B2 (en) * 2006-06-01 2015-12-29 The General Hospital Corporation In-vivo optical imaging method including analysis of dynamic images
FR2903187B1 (fr) * 2006-06-30 2008-09-26 Setval Sarl Controle non destructif, en particulier pour des tubes en cours de fabrication ou a l'etat fini
JP5037929B2 (ja) * 2006-12-18 2012-10-03 キヤノン株式会社 テラヘルツ波を用いた対象物の情報取得装置及び方法
GB2446166B (en) * 2007-01-29 2010-05-12 Teraview Ltd A pharmaceutical analysis method and apparatus
US10226206B2 (en) * 2007-04-11 2019-03-12 The Board Of Regents Of The University Of Texas System Systems and methods for measuring neonatal cerebral oxygenation
CN201051092Y (zh) * 2007-06-15 2008-04-23 林俊明 一种声、超声无损检测装置
US8115934B2 (en) * 2008-01-18 2012-02-14 The Board Of Trustees Of The University Of Illinois Device and method for imaging the ear using optical coherence tomography
US8983580B2 (en) * 2008-01-18 2015-03-17 The Board Of Trustees Of The University Of Illinois Low-coherence interferometry and optical coherence tomography for image-guided surgical treatment of solid tumors
US7751057B2 (en) * 2008-01-18 2010-07-06 The Board Of Trustees Of The University Of Illinois Magnetomotive optical coherence tomography
WO2009150536A2 (en) * 2008-06-10 2009-12-17 Uti Limited Partnership Signal processing with fast s-transforms
CN101571513A (zh) * 2009-06-16 2009-11-04 北京理工大学 用于复合材料层合板质量评定的超声导波检测装置
JP5104833B2 (ja) 2009-09-09 2012-12-19 株式会社豊田中央研究所 構造物内部状態計測システム及び構造物内部状態計測方法
US9506740B2 (en) * 2009-12-01 2016-11-29 The Brigham And Women's Hospital System and method for calibrated spectral domain optical coherence tomography and low coherence interferometry
US9823127B2 (en) * 2010-01-22 2017-11-21 Duke University Systems and methods for deep spectroscopic imaging of biological samples with use of an interferometer and spectrometer
US8214028B2 (en) * 2010-02-03 2012-07-03 National Instruments Corporation Electrocardiogram analysis and parameter estimation
US8235897B2 (en) * 2010-04-27 2012-08-07 A.D. Integrity Applications Ltd. Device for non-invasively measuring glucose
US8402399B2 (en) * 2010-04-30 2013-03-19 International Business Machines Corporation Method and system for computing fourier series coefficients for mask layouts using FFT
US8708496B2 (en) * 2010-08-11 2014-04-29 Novartis Ag Methods for imaging ocular devices using optical coherence tomography
TWI494824B (zh) * 2010-08-24 2015-08-01 Quanta Comp Inc 光學觸控系統及方法
US9179843B2 (en) * 2011-04-21 2015-11-10 Hassan Ghaderi MOGHADDAM Method and system for optically evaluating proximity to the inferior alveolar nerve in situ
US9250213B1 (en) 2011-06-14 2016-02-02 The Boeing Company Ultrasound inspection system for inspecting a test object with non-planar features
US9383342B1 (en) 2012-06-19 2016-07-05 The Boeing Company Ultrasound inspection system for inspecting a test object with non-planar features
CA2840564A1 (en) * 2011-06-28 2013-01-03 Otsuka Pharmaceutical Co., Ltd. Drug inspection device and drug inspection method
JP5844681B2 (ja) * 2011-07-06 2016-01-20 東京エレクトロン株式会社 基板液処理装置及び基板液処理方法
US20130088724A1 (en) 2011-10-11 2013-04-11 Marc Dubois Method and apparatus for the inspection of sandwich structures using laser-induced resonant frequencies
JP5779567B2 (ja) * 2011-11-22 2015-09-16 富士フイルム株式会社 光音響信号処理装置及び方法
US9057595B2 (en) * 2011-11-30 2015-06-16 Novartis Ag Combination of mirror images to improve signal quality for contact lenses
US10154785B2 (en) * 2012-01-18 2018-12-18 University Of Utah Research Foundation Devices and systems for fluorescence imaging of tissue
US9625423B2 (en) 2012-10-30 2017-04-18 The Boeing Company System and method for testing a composite structure using a laser ultrasound testing system
JP6195052B2 (ja) * 2013-03-08 2017-09-13 セイコーエプソン株式会社 標本検査装置
EP2829871A1 (en) * 2013-07-26 2015-01-28 Helmholtz Zentrum München Forschungszentrum für Gesundheit und Umwelt GmbH Sensor device and method for thermoacoustic measurement of electromagnetic fields
WO2016115387A1 (en) * 2015-01-16 2016-07-21 Oregon Health & Science University Post-processing reduction of fixed pattern artifacts and trigger jitter in swept-source optical coherence tomography
US10070796B2 (en) * 2015-02-04 2018-09-11 General Electric Company Systems and methods for quantitative microcirculation state monitoring
US20160317020A1 (en) * 2015-05-01 2016-11-03 Oregon Health & Science University Phase gradient optical coherence tomography angiography
US10527514B2 (en) * 2015-05-21 2020-01-07 Saipem S.P.A. System and method for real time remote measurement of geometric parameters of a pipeline in the launch step, through sound waves
US9922433B2 (en) * 2015-05-29 2018-03-20 Moira F. Schieke Method and system for identifying biomarkers using a probability map
CN108366775B (zh) * 2015-10-08 2022-06-14 决策科学医疗有限责任公司 声学外科跟踪系统和方法
US10345267B2 (en) * 2015-12-21 2019-07-09 The Boeing Company Composite inspection
US10309893B2 (en) * 2015-12-21 2019-06-04 The Boeing Company Composite inspection
US10175178B2 (en) * 2016-07-20 2019-01-08 Novartis Ag Method for inspecting an ophthalmic lens using optical coherence tomography
US9905044B1 (en) * 2016-08-25 2018-02-27 General Electric Company Systems and methods for functional imaging
US10641738B2 (en) * 2017-07-20 2020-05-05 Airbus (S.A.S.) Device and method for non-destructive ultrasound inspection of structures made of composite material

Also Published As

Publication number Publication date
EP3185009B1 (en) 2018-12-12
US20170176322A1 (en) 2017-06-22
SG10201608593PA (en) 2017-07-28
AU2016244198B2 (en) 2021-05-13
US10571390B2 (en) 2020-02-25
AU2016244198A1 (en) 2017-07-06
CN106895932B (zh) 2021-04-27
EP3185009A1 (en) 2017-06-28
JP6931528B2 (ja) 2021-09-08
BR102016029296A2 (pt) 2017-06-27
JP2017161499A (ja) 2017-09-14
CN106895932A (zh) 2017-06-27

Similar Documents

Publication Publication Date Title
BR102016029296B1 (pt) método para detectar alterações locais de material em uma estrutura compósita
KR102746348B1 (ko) 복합 검사
JP7356807B2 (ja) 損傷又は異常を可視化するためのレーザ超音波スキャニング
EP3185008B1 (en) Identification of defects in composite structures using laser ultrasound
US10094794B2 (en) Characterization of wrinkles and periodic variations in material using infrared thermography
KR101845104B1 (ko) 자동 시각 검사 시스템
US10444195B2 (en) Detection of near surface inconsistencies in structures
CA2962553C (en) Ultrasonic inspection of wrinkles in composite objects
CN113252677B (zh) 利用原位热梯度和跨损伤的膨胀差的复合层压板损伤检测法
Matarrese Development of innovative procedures and algorithms for non-destructive quantitative evaluation of damage in materials for aeronautics by means of active thermography techniques
Bach et al. Damage Introduction, Detection, and Assessment at CFRP Door Surrounding Panel
BR102017001995B1 (pt) Método e aparelho de detectar inconsistências em uma estrutura
BR102017001995A2 (pt) Method and apparatus to detect inconsistences in a structure
BR102019003537B1 (pt) Método e sistema para testar um espécime de teste
Carpio et al. in Photothermal Imaging

Legal Events

Date Code Title Description
B03A Publication of a patent application or of a certificate of addition of invention [chapter 3.1 patent gazette]
B06U Preliminary requirement: requests with searches performed by other patent offices: procedure suspended [chapter 6.21 patent gazette]
B09A Decision: intention to grant [chapter 9.1 patent gazette]
B16A Patent or certificate of addition of invention granted [chapter 16.1 patent gazette]

Free format text: PRAZO DE VALIDADE: 20 (VINTE) ANOS CONTADOS A PARTIR DE 14/12/2016, OBSERVADAS AS CONDICOES LEGAIS.