{"id":16374,"date":"2024-09-19T10:03:47","date_gmt":"2024-09-19T08:03:47","guid":{"rendered":"https:\/\/dev.shimadzu-testing.com\/?p=16374"},"modified":"2025-02-05T11:19:15","modified_gmt":"2025-02-05T10:19:15","slug":"observing-the-failure-of-open-hole-cfrp-specimens-in-tensile-tests","status":"publish","type":"post","link":"https:\/\/shimadzu-testing.com\/ro\/stiti-cum\/high-speed-video-camera\/observing-the-failure-of-open-hole-cfrp-specimens-in-tensile-tests\/","title":{"rendered":"Observarea e\u0219ecului probelor CFRP cu g\u0103uri deschise \u00een testele de trac\u021biune"},"content":{"rendered":"<div data-elementor-type=\"wp-post\" data-elementor-id=\"16374\" class=\"elementor elementor-16374\" data-elementor-post-type=\"post\">\n\t\t\t\t<div class=\"elementor-element elementor-element-4e15197 e-flex e-con-boxed e-con e-parent\" data-id=\"4e15197\" data-element_type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-a8c5eeb elementor-widget elementor-widget-text-editor\" data-id=\"a8c5eeb\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<h2><strong>Introducere<\/strong><\/h2>\nOferind o rezisten\u021b\u0103 specific\u0103 superioar\u0103, chiar \u0219i \u00een compara\u021bie cu alte materiale compozite, plasticul ranforsat cu fibre de carbon (CFRP) este utilizat \u00een aeronave \u0219i \u00een unele vehicule de transport pentru a economisi combustibil prin reducerea greut\u0103\u021bii. Materialele compozite au propriet\u0103\u021bi mecanice excelente. Cu toate acestea, o caracteristic\u0103 general\u0103 a materialelor compozite este c\u0103 rezisten\u021ba lor scade semnificativ atunci c\u00e2nd sunt crestate. CFRP nu face excep\u021bie, astfel \u00eenc\u00e2t testele pe e\u0219antioane crestate sunt importante. \u00cen acest caz, testele sunt efectuate folosind probe crestate cu o gaur\u0103 circular\u0103 \u00een centru. \u00cen acest experiment, s-au efectuat \u00eencerc\u0103ri de trac\u021biune folosind probe de CFRP (metoda laminatului [45\/0\/-45\/90]2s) cu o lungime total\u0103 de 150 mm, o l\u0103\u021bime de 36 mm \u0219i o grosime de\n2,5 mm, preg\u0103tite cu o gaur\u0103 circular\u0103 de 6 mm \u00een centru. Procesul de rupere a probelor CFRP a fost observat \u00een timpul testelor de trac\u021biune. \u00cen special, este important s\u0103 se confirme procesul de rupere a regiunilor slabe, cum ar fi periferia g\u0103urilor circulare, pentru dezvoltarea CFRP \u0219i pentru a confirma validitatea analizei CAE. Cu toate acestea, deoarece cedarea CFRP este un fenomen fragil, \u00een care cedarea are loc instantaneu, aceasta nu poate fi confirmat\u0103 cu ochiul liber. Din acest motiv, sunt utilizate camere video de mare vitez\u0103 pentru a observa defec\u021biunea. \u00cen acest experiment, au fost ob\u021binute imagini sincronizate \u00een partea frontal\u0103 \u0219i lateral\u0103 a specimenelor cu ajutorul a dou\u0103 camere video de mare vitez\u0103 HPV-X2.\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-2daabf1 e-grid e-con-full e-con e-child\" data-id=\"2daabf1\" data-element_type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-25dc8b7 elementor-widget elementor-widget-text-editor\" data-id=\"25dc8b7\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<h2><strong>Sistemul de m\u0103surare<\/strong><\/h2>\n\u00cen acest experiment, ma\u0219ina de testare universal\u0103 de precizie AG-Xplus\nde testare \u0219i dou\u0103 camere video de mare vitez\u0103 HPV-X2\nde mare vitez\u0103. Tabelul 1 prezint\u0103 instrumentele\nutilizate. Pentru a observa cedarea epruvetei \u00een cadrul unui test de trac\u021biune, un\nsemnal de declan\u0219are sincronizat cu cedarea trebuie s\u0103 fie\ntransmis c\u0103tre camerele video de mare vitez\u0103. Defec\u021biunea\ncedarea \u00eencepe la periferia g\u0103urii circulare.\n\u00cen consecin\u021b\u0103, folia de aluminiu a fost fixat\u0103 la periferia\ng\u0103urii circulare cu ajutorul adezivului, dup\u0103 cum se arat\u0103 \u00een fig. 1,\nastfel \u00eenc\u00e2t conduc\u021bia s\u0103 fie pierdut\u0103 atunci c\u00e2nd e\u0219antionul\ncedeaz\u0103. E\u0219ecul a fost observat folosind aceast\u0103 sincronizare pentru\ndeclan\u0219area camerelor.\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-cbf94ad elementor-widget elementor-widget-image\" data-id=\"cbf94ad\" data-element_type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t<figure class=\"wp-caption\">\n\t\t\t\t\t\t\t\t\t\t\t<a href=\"https:\/\/shimadzu-testing.com\/wp-content\/uploads\/2024\/09\/observing-the-failure-of-open-hole-cfrp-specimens-in-tensile-tests-table-1-testing-equipment.jpg\" data-elementor-open-lightbox=\"yes\" data-elementor-lightbox-title=\"observing-the-failure-of-open-hole-cfrp-specimens-in-tensile-tests-table-1-testing-equipment\" data-elementor-lightbox-description=\"Table 1 Testing Equipment\" data-e-action-hash=\"#elementor-action%3Aaction%3Dlightbox%26settings%3DeyJpZCI6MTYzNDgsInVybCI6Imh0dHBzOlwvXC9zaGltYWR6dS10ZXN0aW5nLmNvbVwvd3AtY29udGVudFwvdXBsb2Fkc1wvMjAyNFwvMDlcL29ic2VydmluZy10aGUtZmFpbHVyZS1vZi1vcGVuLWhvbGUtY2ZycC1zcGVjaW1lbnMtaW4tdGVuc2lsZS10ZXN0cy10YWJsZS0xLXRlc3RpbmctZXF1aXBtZW50LmpwZyJ9\">\n\t\t\t\t\t\t\t<img fetchpriority=\"high\" decoding=\"async\" width=\"768\" height=\"283\" src=\"https:\/\/shimadzu-testing.com\/wp-content\/uploads\/2024\/09\/observing-the-failure-of-open-hole-cfrp-specimens-in-tensile-tests-table-1-testing-equipment-768x283.jpg\" class=\"attachment-medium_large size-medium_large wp-image-16348\" alt=\"Tabelul 1 Echipament de testare\" \/>\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t\t\t\t\t<figcaption class=\"widget-image-caption wp-caption-text\">Tabelul 1 Echipament de testare<\/figcaption>\n\t\t\t\t\t\t\t\t\t\t<\/figure>\n\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-50178eb e-grid e-con-full e-con e-child\" data-id=\"50178eb\" data-element_type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-1b1f24f elementor-widget elementor-widget-text-editor\" data-id=\"1b1f24f\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<h2>Rezultatele m\u0103sur\u0103torilor<\/h2>\nTabelul 2 prezint\u0103 condi\u021biile de m\u0103surare, iar Fig. 2\nprezint\u0103 configura\u021bia de testare. Dup\u0103 cum se arat\u0103 \u00een Fig. 2,\ne\u0219ecul epruvetei a fost \u00eenregistrat din fa\u021b\u0103 de\ncamera (1) \u0219i din lateral de c\u0103tre camera (2). Fig. 3\nprezint\u0103 rezultatele testului de la AG-Xplus. E\u0219ecul \u00eencepe\natunci c\u00e2nd for\u021ba de \u00eencercare scade brusc \u00een Fig. 3. Fig. 4\nprezint\u0103 e\u0219ecul specimenului observat din fa\u021b\u0103,\niar Fig. 5 din lateral. Imaginea (2) din Fig. 4 arat\u0103 c\u0103\ncedarea \u00eencepe \u00een partea st\u00e2ng\u0103 a g\u0103urii circulare. \u00cen\nimaginea (3), apare o fisur\u0103 \u0219i pe partea dreapt\u0103 a\ng\u0103urii circulare. Ulterior, fisurile au progresat \u00eentr-o\norientare de 45 de grade, orientarea fibrelor\ndin stratul exterior. Mai mult, pe m\u0103sur\u0103 ce testul a progresat,\nau fost confirmate fisuri multiple, ca \u00een imaginile (7) \u0219i\n(8). \u00cen observa\u021biile din lateral, nu a fost\nconfirmat\u0103 \u00een momentul \u00een care a \u00eenceput defec\u021biunea \u0219i a fost doar\nconfirmat\u0103 ini\u021bial \u00een imaginea (5). Acest lucru se datoreaz\u0103 probabil faptului c\u0103\nfisurile au \u00eenceput la periferia g\u0103urii circulare\nau atins partea lateral\u0103 a epruvetei \u00een imaginea (5).\nUlterior, cedarea a fost confirmat\u0103 \u00een mai multe straturi,\ncu excep\u021bia stratului de 0 grade, \u00een imaginea (6). \u00cen continuare, \u00een\nimaginea (7), cedarea a fost confirmat\u0103 \u00een stratul de 0 grade,\ndup\u0103 care cedarea a progresat spre\nspre suprafa\u021ba exterioar\u0103. Starea final\u0103 a specimenului este\nprezentat\u0103 \u00een figurile 6 \u0219i 7.\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-24916f1 elementor-widget elementor-widget-image\" data-id=\"24916f1\" data-element_type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t<figure class=\"wp-caption\">\n\t\t\t\t\t\t\t\t\t\t\t<a href=\"https:\/\/shimadzu-testing.com\/wp-content\/uploads\/2024\/09\/observing-the-failure-of-open-hole-cfrp-specimens-in-tensile-tests-table-2-measurement-conditions.jpg\" data-elementor-open-lightbox=\"yes\" data-elementor-lightbox-title=\"observing-the-failure-of-open-hole-cfrp-specimens-in-tensile-tests-table-2-measurement-conditions\" data-elementor-lightbox-description=\"Table 2 Measurement Conditions\" data-e-action-hash=\"#elementor-action%3Aaction%3Dlightbox%26settings%3DeyJpZCI6MTYzNDksInVybCI6Imh0dHBzOlwvXC9zaGltYWR6dS10ZXN0aW5nLmNvbVwvd3AtY29udGVudFwvdXBsb2Fkc1wvMjAyNFwvMDlcL29ic2VydmluZy10aGUtZmFpbHVyZS1vZi1vcGVuLWhvbGUtY2ZycC1zcGVjaW1lbnMtaW4tdGVuc2lsZS10ZXN0cy10YWJsZS0yLW1lYXN1cmVtZW50LWNvbmRpdGlvbnMuanBnIn0%3D\">\n\t\t\t\t\t\t\t<img decoding=\"async\" width=\"768\" height=\"130\" src=\"https:\/\/shimadzu-testing.com\/wp-content\/uploads\/2024\/09\/observing-the-failure-of-open-hole-cfrp-specimens-in-tensile-tests-table-2-measurement-conditions-768x130.jpg\" class=\"attachment-medium_large size-medium_large wp-image-16349\" alt=\"Tabelul 2 Condi\u021bii de m\u0103surare\" \/>\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t\t\t\t\t<figcaption class=\"widget-image-caption wp-caption-text\">Tabelul 2 Condi\u021bii de m\u0103surare<\/figcaption>\n\t\t\t\t\t\t\t\t\t\t<\/figure>\n\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-2e696ce e-grid e-con-full e-con e-child\" data-id=\"2e696ce\" data-element_type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-5b38999 elementor-widget elementor-widget-image\" data-id=\"5b38999\" data-element_type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t<figure class=\"wp-caption\">\n\t\t\t\t\t\t\t\t\t\t\t<a href=\"https:\/\/shimadzu-testing.com\/wp-content\/uploads\/2024\/09\/observing-the-failure-of-open-hole-cfrp-specimens-in-tensile-tests-fig2-test-configuration.jpg\" data-elementor-open-lightbox=\"yes\" data-elementor-lightbox-title=\"observing-the-failure-of-open-hole-cfrp-specimens-in-tensile-tests-fig2-test-configuration\" data-elementor-lightbox-description=\"Fig. 2 Test Configuration\" data-e-action-hash=\"#elementor-action%3Aaction%3Dlightbox%26settings%3DeyJpZCI6MTYzOTMsInVybCI6Imh0dHBzOlwvXC9zaGltYWR6dS10ZXN0aW5nLmNvbVwvd3AtY29udGVudFwvdXBsb2Fkc1wvMjAyNFwvMDlcL29ic2VydmluZy10aGUtZmFpbHVyZS1vZi1vcGVuLWhvbGUtY2ZycC1zcGVjaW1lbnMtaW4tdGVuc2lsZS10ZXN0cy1maWcyLXRlc3QtY29uZmlndXJhdGlvbi5qcGcifQ%3D%3D\">\n\t\t\t\t\t\t\t<img decoding=\"async\" width=\"608\" height=\"396\" src=\"https:\/\/shimadzu-testing.com\/wp-content\/uploads\/2024\/09\/observing-the-failure-of-open-hole-cfrp-specimens-in-tensile-tests-fig2-test-configuration.jpg\" class=\"attachment-medium_large size-medium_large wp-image-16393\" alt=\"Fig. 2 Configura\u021bia testului\" \/>\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t\t\t\t\t<figcaption class=\"widget-image-caption wp-caption-text\">Fig. 2 Configura\u021bia testului<\/figcaption>\n\t\t\t\t\t\t\t\t\t\t<\/figure>\n\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-21447e8 elementor-widget elementor-widget-image\" data-id=\"21447e8\" data-element_type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t<figure class=\"wp-caption\">\n\t\t\t\t\t\t\t\t\t\t\t<a href=\"https:\/\/shimadzu-testing.com\/wp-content\/uploads\/2024\/09\/observing-the-failure-of-open-hole-cfrp-specimens-in-tensile-tests-fig3-test-results.jpg\" data-elementor-open-lightbox=\"yes\" data-elementor-lightbox-title=\"observing-the-failure-of-open-hole-cfrp-specimens-in-tensile-tests-fig3-test-results\" data-elementor-lightbox-description=\"Fig. 3 Test Results\" data-e-action-hash=\"#elementor-action%3Aaction%3Dlightbox%26settings%3DeyJpZCI6MTYzNDMsInVybCI6Imh0dHBzOlwvXC9zaGltYWR6dS10ZXN0aW5nLmNvbVwvd3AtY29udGVudFwvdXBsb2Fkc1wvMjAyNFwvMDlcL29ic2VydmluZy10aGUtZmFpbHVyZS1vZi1vcGVuLWhvbGUtY2ZycC1zcGVjaW1lbnMtaW4tdGVuc2lsZS10ZXN0cy1maWczLXRlc3QtcmVzdWx0cy5qcGcifQ%3D%3D\">\n\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"768\" height=\"542\" src=\"https:\/\/shimadzu-testing.com\/wp-content\/uploads\/2024\/09\/observing-the-failure-of-open-hole-cfrp-specimens-in-tensile-tests-fig3-test-results-768x542.jpg\" class=\"attachment-medium_large size-medium_large wp-image-16343\" alt=\"Fig. 3 Rezultatele testelor\" \/>\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t\t\t\t\t<figcaption class=\"widget-image-caption wp-caption-text\">Fig. 3 Rezultatele testelor<\/figcaption>\n\t\t\t\t\t\t\t\t\t\t<\/figure>\n\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-1f9f726 elementor-widget elementor-widget-image\" data-id=\"1f9f726\" data-element_type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t<figure class=\"wp-caption\">\n\t\t\t\t\t\t\t\t\t\t\t<a href=\"https:\/\/shimadzu-testing.com\/wp-content\/uploads\/2024\/09\/observing-the-failure-of-open-hole-cfrp-specimens-in-tensile-tests-fig4-images-from-camera-1-5-\u03bcs-between-images.jpg\" data-elementor-open-lightbox=\"yes\" data-elementor-lightbox-title=\"observing-the-failure-of-open-hole-cfrp-specimens-in-tensile-tests-fig4-images-from-camera-1-5-\u03bcs-between-images\" data-elementor-lightbox-description=\"Fig. 4 Images from Camera (1) (5 \u03bcs between images)\" data-e-action-hash=\"#elementor-action%3Aaction%3Dlightbox%26settings%3DeyJpZCI6MTYzNDQsInVybCI6Imh0dHBzOlwvXC9zaGltYWR6dS10ZXN0aW5nLmNvbVwvd3AtY29udGVudFwvdXBsb2Fkc1wvMjAyNFwvMDlcL29ic2VydmluZy10aGUtZmFpbHVyZS1vZi1vcGVuLWhvbGUtY2ZycC1zcGVjaW1lbnMtaW4tdGVuc2lsZS10ZXN0cy1maWc0LWltYWdlcy1mcm9tLWNhbWVyYS0xLTUtXHUwM2Jjcy1iZXR3ZWVuLWltYWdlcy5qcGcifQ%3D%3D\">\n\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"868\" height=\"1024\" src=\"https:\/\/shimadzu-testing.com\/wp-content\/uploads\/2024\/09\/observing-the-failure-of-open-hole-cfrp-specimens-in-tensile-tests-fig4-images-from-camera-1-5-\u03bcs-between-images-868x1024.jpg\" class=\"attachment-large size-large wp-image-16344\" alt=\"Fig. 4 Imagini de la camera (1) (5 \u03bcs \u00eentre imagini)\" \/>\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t\t\t\t\t<figcaption class=\"widget-image-caption wp-caption-text\">Fig. 4 Imagini de la camera (1) (5 \u03bcs \u00eentre imagini)<\/figcaption>\n\t\t\t\t\t\t\t\t\t\t<\/figure>\n\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-3ff7fd1 elementor-widget elementor-widget-image\" data-id=\"3ff7fd1\" data-element_type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t<figure class=\"wp-caption\">\n\t\t\t\t\t\t\t\t\t\t\t<a href=\"https:\/\/shimadzu-testing.com\/wp-content\/uploads\/2024\/09\/observing-the-failure-of-open-hole-cfrp-specimens-in-tensile-tests-fig5-image-from-camera-2-5-\u03bcs-between-images.jpg\" data-elementor-open-lightbox=\"yes\" data-elementor-lightbox-title=\"observing-the-failure-of-open-hole-cfrp-specimens-in-tensile-tests-fig5-image-from-camera-2-5-\u03bcs-between-images\" data-elementor-lightbox-description=\"Fig. 5 Images from Camera (2) (5 \u03bcs between images)\" data-e-action-hash=\"#elementor-action%3Aaction%3Dlightbox%26settings%3DeyJpZCI6MTYzNDUsInVybCI6Imh0dHBzOlwvXC9zaGltYWR6dS10ZXN0aW5nLmNvbVwvd3AtY29udGVudFwvdXBsb2Fkc1wvMjAyNFwvMDlcL29ic2VydmluZy10aGUtZmFpbHVyZS1vZi1vcGVuLWhvbGUtY2ZycC1zcGVjaW1lbnMtaW4tdGVuc2lsZS10ZXN0cy1maWc1LWltYWdlLWZyb20tY2FtZXJhLTItNS1cdTAzYmNzLWJldHdlZW4taW1hZ2VzLmpwZyJ9\">\n\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"861\" height=\"1024\" src=\"https:\/\/shimadzu-testing.com\/wp-content\/uploads\/2024\/09\/observing-the-failure-of-open-hole-cfrp-specimens-in-tensile-tests-fig5-image-from-camera-2-5-\u03bcs-between-images-861x1024.jpg\" class=\"attachment-large size-large wp-image-16345\" alt=\"Fig. 5 Imagini de la camera (2) (5 \u03bcs \u00eentre imagini)\" \/>\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t\t\t\t\t<figcaption class=\"widget-image-caption wp-caption-text\">Fig. 5 Imagini de la camera (2) (5 \u03bcs \u00eentre imagini)<\/figcaption>\n\t\t\t\t\t\t\t\t\t\t<\/figure>\n\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-d5201b7 e-grid e-con-full e-con e-child\" data-id=\"d5201b7\" data-element_type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-3114da3 elementor-widget elementor-widget-image\" data-id=\"3114da3\" data-element_type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t<figure class=\"wp-caption\">\n\t\t\t\t\t\t\t\t\t\t\t<a href=\"https:\/\/shimadzu-testing.com\/wp-content\/uploads\/2024\/09\/observing-the-failure-of-open-hole-cfrp-specimens-in-tensile-tests-fig6-specimen-after-failure-front.jpg\" data-elementor-open-lightbox=\"yes\" data-elementor-lightbox-title=\"observing-the-failure-of-open-hole-cfrp-specimens-in-tensile-tests-fig6-specimen-after-failure-front\" data-elementor-lightbox-description=\"Fig. 6 Specimen After Failure (front)\" data-e-action-hash=\"#elementor-action%3Aaction%3Dlightbox%26settings%3DeyJpZCI6MTYzNDYsInVybCI6Imh0dHBzOlwvXC9zaGltYWR6dS10ZXN0aW5nLmNvbVwvd3AtY29udGVudFwvdXBsb2Fkc1wvMjAyNFwvMDlcL29ic2VydmluZy10aGUtZmFpbHVyZS1vZi1vcGVuLWhvbGUtY2ZycC1zcGVjaW1lbnMtaW4tdGVuc2lsZS10ZXN0cy1maWc2LXNwZWNpbWVuLWFmdGVyLWZhaWx1cmUtZnJvbnQuanBnIn0%3D\">\n\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"768\" height=\"432\" src=\"https:\/\/shimadzu-testing.com\/wp-content\/uploads\/2024\/09\/observing-the-failure-of-open-hole-cfrp-specimens-in-tensile-tests-fig6-specimen-after-failure-front-768x432.jpg\" class=\"attachment-medium_large size-medium_large wp-image-16346\" alt=\"Fig. 6 Specimen dup\u0103 cedare (fa\u021b\u0103)\" \/>\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t\t\t\t\t<figcaption class=\"widget-image-caption wp-caption-text\">Fig. 6 Specimen dup\u0103 cedare (fa\u021b\u0103)<\/figcaption>\n\t\t\t\t\t\t\t\t\t\t<\/figure>\n\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-1b8aad9 elementor-widget elementor-widget-image\" data-id=\"1b8aad9\" data-element_type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t<figure class=\"wp-caption\">\n\t\t\t\t\t\t\t\t\t\t\t<a href=\"https:\/\/shimadzu-testing.com\/wp-content\/uploads\/2024\/09\/observing-the-failure-of-open-hole-cfrp-specimens-in-tensile-tests-fig7-specimen-after-failure-side.jpg\" data-elementor-open-lightbox=\"yes\" data-elementor-lightbox-title=\"observing-the-failure-of-open-hole-cfrp-specimens-in-tensile-tests-fig7-specimen-after-failure-side\" data-elementor-lightbox-description=\"Fig. 7 Specimen After Failure (side)\" data-e-action-hash=\"#elementor-action%3Aaction%3Dlightbox%26settings%3DeyJpZCI6MTYzNDcsInVybCI6Imh0dHBzOlwvXC9zaGltYWR6dS10ZXN0aW5nLmNvbVwvd3AtY29udGVudFwvdXBsb2Fkc1wvMjAyNFwvMDlcL29ic2VydmluZy10aGUtZmFpbHVyZS1vZi1vcGVuLWhvbGUtY2ZycC1zcGVjaW1lbnMtaW4tdGVuc2lsZS10ZXN0cy1maWc3LXNwZWNpbWVuLWFmdGVyLWZhaWx1cmUtc2lkZS5qcGcifQ%3D%3D\">\n\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"768\" height=\"431\" src=\"https:\/\/shimadzu-testing.com\/wp-content\/uploads\/2024\/09\/observing-the-failure-of-open-hole-cfrp-specimens-in-tensile-tests-fig7-specimen-after-failure-side-768x431.jpg\" class=\"attachment-medium_large size-medium_large wp-image-16347\" alt=\"Fig. 7 Specimen dup\u0103 cedare (lateral)\" \/>\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t\t\t\t\t<figcaption class=\"widget-image-caption wp-caption-text\">Fig. 7 Specimen dup\u0103 cedare (lateral)<\/figcaption>\n\t\t\t\t\t\t\t\t\t\t<\/figure>\n\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-1768880 elementor-widget elementor-widget-text-editor\" data-id=\"1768880\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<h2>Concluzie<\/h2>\nHPV-X cinven\u021bional nu are o func\u021bie de sincronizare \u0219i, prin urmare, este incapabil s\u0103\n\u00eenregistrare din dou\u0103 direc\u021bii. De asemenea, sensibilitatea\nHPV-X este insuficient\u0103, astfel \u00eenc\u00e2t nu poate \u00eenregistra la viteze\nla viteze de imagistic\u0103 de 500.000 fps sau mai mari. HPV-X2 este\nechipat cu o func\u021bie de sincronizare \u0219i are\nsensibilitate \u00eembun\u0103t\u0103\u021bit\u0103, astfel \u00eenc\u00e2t acest instrument este capabil de\n\u00eenregistr\u0103ri sincronizate la 2 Mfps, ca \u00een acest caz. Ca\nurmare, pot fi observate e\u0219ecuri \u00een testele de trac\u021biune ale\nmateriale precum CFRP care cedeaz\u0103 la viteze mari.\n\u00cen general, observa\u021biile de defectare sunt adesea \u00eenregistrate din\npartea din fa\u021b\u0103 a specimenului. Cu toate acestea, ad\u0103ugarea \u00eenregistr\u0103rii\ndin lateral permite confirmarea procesului de cedare\ncare nu poate fi observat doar din fa\u021b\u0103. \u00cen\n\u00cen special, \u00een cazul materialelor CFRP cu diferite orient\u0103ri\norient\u0103ri diferite pentru fiecare strat de laminare, unde defectarea\nprogreseaz\u0103 \u00een mod diferit pentru fiecare strat, a\u0219a cum se arat\u0103\n\u00een acest articol, procesul de rupere poate fi observat \u00een\nmai detaliat prin \u00eenregistrarea din dou\u0103 direc\u021bii.\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-8f5d236 elementor-widget elementor-widget-spacer\" data-id=\"8f5d236\" data-element_type=\"widget\" data-widget_type=\"spacer.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-spacer\">\n\t\t\t<div class=\"elementor-spacer-inner\"><\/div>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-167ca2b e-flex e-con-boxed e-con e-parent\" data-id=\"167ca2b\" data-element_type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-2bb8546 elementor-widget elementor-widget-heading\" data-id=\"2bb8546\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Desc\u0103rcare<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-951c335 downloads-liste elementor-widget elementor-widget-text-editor\" data-id=\"951c335\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<ul><li><a href=\"https:\/\/shimadzu-testing.com\/wp-content\/uploads\/2024\/09\/observing-the-failure-of-open-hole-cfrp-specimens-in-tensile-tests.pdf\" target=\"_blank\" rel=\"noopener\">Aplica\u021bie: Observarea e\u0219ecului specimenelor CFRP cu g\u0103uri deschise \u00een testele de trac\u021biune<\/a><\/li><\/ul>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-7bda869 elementor-widget elementor-widget-spacer\" data-id=\"7bda869\" data-element_type=\"widget\" data-widget_type=\"spacer.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-spacer\">\n\t\t\t<div class=\"elementor-spacer-inner\"><\/div>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-a119d2d elementor-hidden-desktop elementor-hidden-tablet elementor-hidden-mobile elementor-widget elementor-widget-button\" data-id=\"a119d2d\" data-element_type=\"widget\" data-widget_type=\"button.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-button-wrapper\">\n\t\t\t\t\t<a class=\"elementor-button elementor-button-link elementor-size-sm\" href=\"https:\/\/shimadzu-testing.com\/wp-content\/uploads\/2024\/09\/tensile-test-of-plastics-with-automatic-extensometer.pdf\" target=\"_blank\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t\t\t\t<span class=\"elementor-button-text\">\u00cencercarea la trac\u021biune a plasticului cu extensometru (PDF)<\/span>\n\t\t\t\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>","protected":false},"excerpt":{"rendered":"<p>Offering superior specific strength, even compared to<br \/>\nother composite materials, carbon fiber reinforced plastic (CFRP) is used in aircraft and some transport vehicles for&#8230;<\/p>","protected":false},"author":5,"featured_media":16342,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[340,357],"tags":[],"class_list":["post-16374","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-high-speed-video-camera","category-hpv-x2"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v25.4 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Observing Open-Hole CFRP Failure in Tensile Tests | Shimadzu HPV-X2<\/title>\n<meta name=\"description\" content=\"Explore how Shimadzu&#039;s HPV-X2 high-speed video camera captures the failure behavior of open-hole CFRP specimens during tensile tests for detailed analysis.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link 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