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182 0 _ab
200 1 _aCharacterising Hidden Defects in GFRP/CFRP Composites by using Laser Vibrometry and Active IR Thermography
_fD. A. Derusova, V. P. Vavilov, V. Yu. Shpilnoy [et al.]
203 _aText
_celectronic
300 _aTitle screen
320 _a[References: 28 tit.]
330 _aThis paper describes the use of laser vibrometry and thermal non-destructive testing for detecting defects in GFRP composite by applying a single test procedure. The laser vibrometry involves the averaging of vibration amplitudes over an entire frequency spectrum accompanied by the frequency-phase analysis. Such procedure may lead to suppression of low signals, produced by smaller and deeper defects, by higher signals conditioned by larger and shallower defects. The fusion of results obtained with both laser vibrometry and thermal NDT was used to enhance defect detectability. The corresponding experimental techniques were applied to detecting four types of defects (air gaps, foam, blank grooves, resin) in GFRP composite, as well as evaluating defect size and depth. Also, laser vibrometry was used to characterise barely visible impact damage in CFRP composite, and test data was compared with C-scan ultrasonic inspection results. It has been shown that the results supplied by three inspection techniques have been reasonably consistent in characterisation of defect lateral area and depth. When analysing the complex structure of impact damage in composites, the detection of both shallow and deep defects can also be enhanced by performing fusion of test results supplied by laser vibrometry and active thermal NDT.
461 _tNondestructive Testing and Evaluation
463 _tVol. 37, iss. 6
_v[P. 776-794]
_d2022
610 1 _aэлектронный ресурс
610 1 _aтруды учёных ТПУ
610 1 _alaser vibrometry
610 1 _athermal NDT
610 1 _aultrasonic stimulation
610 1 _ainfrared thermography
610 1 _acomposite
610 1 _adefect characterisation
701 1 _aDerusova
_bD. A.
_cSpecialist in biotechnical systems and technologies
_cSenior researcher of Tomsk Polytechnic University, Candidate of technical sciences
_f1989-
_gDariya Aleksandrovna
_2stltpush
_3(RuTPU)RU\TPU\pers\35097
701 1 _aVavilov
_bV. P.
_cSpecialist in the field of dosimetry and methodology of nondestructive testing (NDT)
_cDoctor of technical sciences (DSc), Professor of Tomsk Polytechnic University (TPU)
_f1949-
_gVladimir Platonovich
_2stltpush
_3(RuTPU)RU\TPU\pers\32161
701 1 _aShpilnoy
_bV. Yu.
_cradiophysicist
_cJunior Researcher, Tomsk Polytechnic University, Candidate of Technical Sciences
_f1992-
_gViktor Yurjevich
_2stltpush
_3(RuTPU)RU\TPU\pers\45658
701 1 _aSiddiqui
_bA. O.
_gAhmad
701 1 _aPrasad
_bY. L. V. D.
701 1 _aDruzhinin
_bN. V.
_gNikolay Vladimirovich
701 1 _aZhvyrblya
_bV. Yu.
_cspecialist in the field of non-destructive testing
_cengineer of Tomsk Polytechnic University
_f1992-
_gVadim Yurievich
_2stltpush
_3(RuTPU)RU\TPU\pers\36913
712 0 2 _aНациональный исследовательский Томский политехнический университет
_bИнженерная школа неразрушающего контроля и безопасности
_bЦентр промышленной томографии
_bМеждународная научно-образовательная лаборатория неразрушающего контроля
_h6776
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712 0 2 _aНациональный исследовательский Томский политехнический университет
_bИнженерная школа неразрушающего контроля и безопасности
_bЦентр промышленной томографии
_bНаучно-производственная лаборатория "Тепловой контроль"
_h7984
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_c20221227
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856 4 _uhttps://doi.org/10.1080/10589759.2022.2063285
942 _cCF