{"id":{"repo_id":"greece","oai_identifier":"oai:10442/0642"},"canonical_url":"https://search.dev.ndltd.org/etd/greece/oai:10442/0642","repository":{"repo_id":"greece","name":"Greek National Archive of PhD Theses","base_url":"https://phdtheses.ekt.gr/eadd_oai/request"},"display":{"title":"ΣΥΜΒΟΛΗ ΣΤΗΝ ΕΞΕΤΑΣΗ ΤΗΣ ΔΙΑΔΟΣΗΣ ΤΩΝ ΕΠΙΠΕΔΩΝ ΡΩΓΜΩΝ ΣΤΟΝ ΤΡΙΣΔΙΑΣΤΑΤΟ ΓΡΑΜΜΙΚΑ ΕΛΑΣΤΙΚΟ ΧΩΡΟ. ΟΙ ΦΑΣΕΙΣ ΤΗΣ ΕΝΑΡΞΗΣ ΤΗΣ ΔΙΑΔΟΣΗΣ ΚΑΙ ΤΗ...","abstract":"IN THIS DISSERTATION THE EXAMINATION OF PLANE CRACKS, IN THE THREE-DIMENSIONAL SPACE, WHICH ARE DEFORMED ACCORDING TO THE OPENING MODE IS PRESENTED. IN THE PROCESS OF CALCULATION THE CRITERION OF THE MINIMUM STRAIN ENERGY DENSITY (MSED) WAS MAINLY USED, WHICH IS INDICATED FOR THE EXAMINATION OF THE INITIATION OF THE PROPAGATION AND OF THE STABLE AND UNSTABLE PROPAGATION OF THE CRACK. THIS CRITERION WAS CHECKED WITH REFERENCE TO ITS VALIDITY IN EXPERIMENT AND THEN WAS APPLIED FOR THE CASE OF GRADUAL INFLICTION OF A LOAD AND FOR THE REPETITION OF INFLICTION OF A LOAD. CERTAIN HYPOTHESES OF THIS CRITERION WERE COMBINED WITH THECRITERION OF RELEASE OF ENERGY OF THE GRIFFITH SURFACES, WHICH IN THIS WAY WASSPREAD FOR CASUAL GEOMETRIES OF SPECIMENS AND CRACKS . WITH THE EXPANSION OF THE CRITERION OF MSED FOR THE CASE OF THE REPEATED LOADING THE GEOMETRY OF TH CRACK, WHEN IT IS PROPAGATED WITH STABILITY, WAS CALCULATED. FINALLY CALCULATIONSWERE MADE WITH REFERENCE TO THE INFLUENCE OF THE VELOCITY OF INFLICTION OF THELOAD IN THE DETERMINATION OF THE VALUE OF THE CRITICAL LOAD AND THEREFORE ALSOIN THE DEGREE OF THE BRITTLENESS OF THE CONSTRUCTION. (SHORTENED)","abstract_html":"IN THIS DISSERTATION THE EXAMINATION OF PLANE CRACKS, IN THE THREE-DIMENSIONAL SPACE, WHICH ARE DEFORMED ACCORDING TO THE OPENING MODE IS PRESENTED. IN THE PROCESS OF CALCULATION THE CRITERION OF THE MINIMUM STRAIN ENERGY DENSITY (MSED) WAS MAINLY USED, WHICH IS INDICATED FOR THE EXAMINATION OF THE INITIATION OF THE PROPAGATION AND OF THE STABLE AND UNSTABLE PROPAGATION OF THE CRACK. THIS CRITERION WAS CHECKED WITH REFERENCE TO ITS VALIDITY IN EXPERIMENT AND THEN WAS APPLIED FOR THE CASE OF GRADUAL INFLICTION OF A LOAD AND FOR THE REPETITION OF INFLICTION OF A LOAD. CERTAIN HYPOTHESES OF THIS CRITERION WERE COMBINED WITH THECRITERION OF RELEASE OF ENERGY OF THE GRIFFITH SURFACES, WHICH IN THIS WAY WASSPREAD FOR CASUAL GEOMETRIES OF SPECIMENS AND CRACKS . WITH THE EXPANSION OF THE CRITERION OF MSED FOR THE CASE OF THE REPEATED LOADING THE GEOMETRY OF TH CRACK, WHEN IT IS PROPAGATED WITH STABILITY, WAS CALCULATED. FINALLY CALCULATIONSWERE MADE WITH REFERENCE TO THE INFLUENCE OF THE VELOCITY OF INFLICTION OF THELOAD IN THE DETERMINATION OF THE VALUE OF THE CRITICAL LOAD AND THEREFORE ALSOIN THE DEGREE OF THE BRITTLENESS OF THE CONSTRUCTION. (SHORTENED)","abstract_has_math":false,"creators":["Χατζητρύφων, Νικόλαος"],"institution":"Δημοκρίτειο Πανεπιστήμιο Θράκης (ΔΠΘ)","degree_name":null,"degree_level":null,"degree_discipline":null,"degree_department":null,"school":null,"contributors":[],"advisors":[],"committee_chairs":[],"committee_members":[],"year":1987,"date_issued":"1987","date_published":"1987","updated_at":"2026-07-24T02:25:24Z","subjects":["CORNER CRACK","Crack","CRACK GROWTH STABIL, INSTABIL","EMBEDDED CRACK","ENERGETIC FRUCTURE CRITERION","Fractures","GRIFFITH CRITERION","PLANE CRACK","SURFACE CRACK","ΓΩΝΙΑΚΗ ΡΩΓΜΗ","ΔΙΑΔΟΣΗ ΡΩΓΜΩΝ ΕΥΣΤΑΘΗΣ ΑΣΤΑΘΗΣ","ΕΝΣΩΜΑΤΩΜΕΝΗ ΡΩΓΜΗ","ΕΠΙΦΑΝΕΙΑΚΗ ΡΩΓΜΗ","Θραύση","ΚΡΙΤΗΡΙΟ GRIFFITH","ΚΡΙΤΗΡΙΟ ΘΡΑΥΣΗΣ ΕΝΕΡΓΕΙΑΚΟ","ΡΩΓΜΗ ΕΠΙΠΕΔΗ","Engineering and Technology","Civil Engineering","Επιστήμες Μηχανικού και Τεχνολογία","Επιστήμη Πολιτικού Μηχανικού"],"languages":["gre"],"rights":[],"rights_urls":[],"identifier_entries":[{"key":"dc:identifier","label":"Identifier","values":["10.12681/eadd/0642"],"render_values":[{"text":"10.12681/eadd/0642","href":"https://doi.org/10.12681/eadd/0642","code":true}]}]},"links":{"outbound_url":"http://hdl.handle.net/10442/hedi/0642","outbound_label":"Handle","outbound_source":"dc:identifier"},"metadata_groups":[{"id":"people","label":"People","entries":[{"key":"dc:creator","label":"Author","values":["Χατζητρύφων, Νικόλαος"]}]},{"id":"academic_context","label":"Academic Context","entries":[{"key":"dc:date","label":"Dc Date","values":["1987"]},{"key":"dc:publisher","label":"Institution","values":["Δημοκρίτειο Πανεπιστήμιο Θράκης (ΔΠΘ)","Democritus University of Thrace (DUTH)"]},{"key":"dc:type","label":"Dc Type","values":["PhD Thesis"]}]},{"id":"subjects_keywords","label":"Subjects and Keywords","entries":[{"key":"dc:subject","label":"Dc Subject","values":["CORNER CRACK","Crack","CRACK GROWTH STABIL, INSTABIL","EMBEDDED CRACK","ENERGETIC FRUCTURE CRITERION","Fractures","GRIFFITH CRITERION","PLANE CRACK","SURFACE CRACK","ΓΩΝΙΑΚΗ ΡΩΓΜΗ","ΔΙΑΔΟΣΗ ΡΩΓΜΩΝ ΕΥΣΤΑΘΗΣ ΑΣΤΑΘΗΣ","ΕΝΣΩΜΑΤΩΜΕΝΗ ΡΩΓΜΗ","ΕΠΙΦΑΝΕΙΑΚΗ ΡΩΓΜΗ","Θραύση","ΚΡΙΤΗΡΙΟ GRIFFITH","ΚΡΙΤΗΡΙΟ ΘΡΑΥΣΗΣ ΕΝΕΡΓΕΙΑΚΟ","ΡΩΓΜΗ ΕΠΙΠΕΔΗ","Engineering and Technology","Civil Engineering","Επιστήμες Μηχανικού και Τεχνολογία","Επιστήμη Πολιτικού Μηχανικού"]}]},{"id":"language_rights","label":"Language and Rights","entries":[{"key":"dc:language","label":"Dc Language","values":["gre"]}]},{"id":"identifiers","label":"Identifiers","entries":[{"key":"dc:identifier","label":"Identifier","values":["10.12681/eadd/0642","http://hdl.handle.net/10442/hedi/0642"]}]},{"id":"additional","label":"Additional Metadata","entries":[{"key":"dc:description","label":"Description","values":["IN THIS DISSERTATION THE EXAMINATION OF PLANE CRACKS, IN THE THREE-DIMENSIONAL SPACE, WHICH ARE DEFORMED ACCORDING TO THE OPENING MODE IS PRESENTED. IN THE PROCESS OF CALCULATION THE CRITERION OF THE MINIMUM STRAIN ENERGY DENSITY (MSED) WAS MAINLY USED, WHICH IS INDICATED FOR THE EXAMINATION OF THE INITIATION OF THE PROPAGATION AND OF THE STABLE AND UNSTABLE PROPAGATION OF THE CRACK. THIS CRITERION WAS CHECKED WITH REFERENCE TO ITS VALIDITY IN EXPERIMENT AND THEN WAS APPLIED FOR THE CASE OF GRADUAL INFLICTION OF A LOAD AND FOR THE REPETITION OF INFLICTION OF A LOAD. CERTAIN HYPOTHESES OF THIS CRITERION WERE COMBINED WITH THECRITERION OF RELEASE OF ENERGY OF THE GRIFFITH SURFACES, WHICH IN THIS WAY WASSPREAD FOR CASUAL GEOMETRIES OF SPECIMENS AND CRACKS . WITH THE EXPANSION OF THE CRITERION OF MSED FOR THE CASE OF THE REPEATED LOADING THE GEOMETRY OF TH CRACK, WHEN IT IS PROPAGATED WITH STABILITY, WAS CALCULATED. FINALLY CALCULATIONSWERE MADE WITH REFERENCE TO THE INFLUENCE OF THE VELOCITY OF INFLICTION OF THELOAD IN THE DETERMINATION OF THE VALUE OF THE CRITICAL LOAD AND THEREFORE ALSOIN THE DEGREE OF THE BRITTLENESS OF THE CONSTRUCTION. (SHORTENED)","Σ'ΑΥΤΗ ΤΗ ΔΙΑΤΡΙΒΗ ΠΑΡΟΥΣΙΑΖΕΤΑΙ Η ΕΞΕΤΑΣΗ ΕΠΙΠΕΔΩΝ ΡΩΓΜΩΝ ΣΤΟΝ ΤΡΙΣΔΙΑΣΤΑΤΟ ΧΩΡΟ, ΠΟΥ ΠΑΡΑΜΟΡΦΩΝΟΝΤΑΙ ΚΑΤΑ ΤΟΝ ΕΦΕΛΚΥΣΤΙΚΟ ΤΡΟΠΟ . ΚΑΤΑ ΤΟΥΣ ΥΠΟΛΟΓΙΣΜΟΥΣ ΧΡΗΣΙΜΟΠΟΙΗΘΗΚΕ ΚΥΡΙΩΣ ΤΟ ΚΡΙΤΗΡΙΟ ΤΗΣ ΕΛΑΧΙΣΤΗΣ ΠΥΚΝΟΤΗΤΑΣ ΤΗΣ ΕΝΕΡΓΕΙΑΣ ΠΑΡΑΜΟΡΦΩΣΗΣ, (ΕΠΕΠ) ΠΟΥ ΕΝΔΕΙΚΝΥΝΤΑΙ ΓΙΑ ΤΗΝ ΕΞΕΤΑΣΗ ΤΗΣ ΕΝΑΡΞΗΣ ΤΗΣ ΕΥΣΤΑΘΟΥΣ ΚΑΙ ΤΗΣΑΣΤΑΘΟΥΣ ΔΙΑΔΟΣΗΣ ΤΗΣ ΡΩΓΜΗΣ. ΑΥΤΟ ΤΟ ΚΡΙΤΗΡΙΟ 1) ΕΛΕΓΧΘΗΚΕ ΠΕΙΡΑΜΑΤΙΚΑ ΓΙΑ ΤΗΝ ΑΞΙΟΠΙΣΤΙΑ ΤΟΥ ΣΕ ΚΑΤΑΣΤΑΣΕΙΣ ΜΙΚΤΗΣ ΦΟΡΤΙΣΗΣ ΕΦΕΛΚΥΣΜΟΥ ΚΑΙ ΔΙΑΤΜΗΣΗΣ ΠΟΥ ΑΠΟΣΚΟΠΟΥΝ ΣΤΟΝ ΚΑΘΟΡΙΣΜΟ ΤΟΥ ΚΡΙΣΙΜΟΥ ΣΥΝΤΕΛΕΣΤΗ ΕΝΤΑΣΗΣ ΤΗΣ ΤΑΣΗΣ ΚΑΙ ΤΗΣ ΓΩΝΙΑΣ ΔΙΑΔΟΣΗΣ ΤΗΣ ΡΩΓΜΗΣ. ΒΡΕΘΗΚΕ ΟΤΙ ΤΟ ΚΡΙΤΗΡΙΟ ΑΥΤΟ ΕΡΜΗΝΕΥΕΙ ΙΚΑΝΟΠΟΙΗΤΙΚΑ ΤΑ ΠΕΙΡΑΜΑΤΑ. 2) ΕΦΑΡΜΟΣΤΗΚΕ ΓΙΑ ΤΗΝ ΕΞΕΤΑΣΗ ΤΗΣ ΕΥΣΤΑΘΟΥΣ ΚΑΙ ΑΣΤΑΘΟΥΣ ΔΙΑΔΟΣΗΣ ΜΙΑΣ ΕΥΘΥΓΡΑΜΜΗΣ ΔΙΑΜΠΕΡΟΥΣ ΡΩΓΜΗΣ, ΜΙΑΣ ΕΝΣΩΜΑΤΩΜΕΝΗΣ ΕΛΛΕΙΠΤΙΚΗΣ 'Η ΚΥΚΛΙΚΗΣ ΡΩΓΜΗΣ, ΜΙΑΣ ΕΠΙΦΑΝΕΙΑΚΗΣ ΗΜΙΕΛΛΕΙΠΤΙΚΗΣ ΚΑΙ ΜΙΑΣ ΓΩΝΙΑΚΗΣ ΡΩΓΜΗΣ ΜΟΡΦΗΣ ΕΛΛΕΙΠΤΙΚΟΥ ΤΕΤΑΡΤΗΜΟΡΙΟΥ. 3) ΘΕΩΡΩΝΤΑΣ ΟΤΙ ΤΟ ΦΟΡΤΙΟ ΔΡΑ ΣΤΑΔΙΑΚΑ-ΜΠΟΡΕΙ ΝΑ ΑΥΞΑΝΕΤΑΙ'Η ΝΑ ΕΛΑΤΤΩΝΕΤΑΙ ΚΑΤΑ ΒΗΜΑΤΑ ΑΝΑΛΟΓΑ ΜΕ ΤΗΝ ΙΣΤΟΡΙΑ ΦΟΡΤΙΣΗΣ- ΚΑΙ ΟΤΙ ΕΙΝΑΙ ΨΕΥΔΟΣΤΑΤΙΚΟ (ΟΧΙ ΔΥΝΑΜΙΚΟ) ΑΝΑΛΥΘΗΚΕ Η ΕΠΙΔΡΑΣΗ ΤΟΥ ΝΟΜΟΥ ΕΠΙΒΟΛΗΣ ΤΟΥ ΦΟΡΤΙΟΥ ΣΤΗ ΔΙΑΜΟΡΦΩΣΗ ΤΗΣ ΨΑΘΥΡΟΤΗΤΑΣ ΚΑΙ ΤΟΥ ΚΡΙΣΙΜΟΥ ΦΟΡΤΙΟΥ ΕΝΟΣ ΔΟΚΙΜΙΟΥ ΚΑΙ ΑΠΟΚΤΗΘΗΚΑΝ ΑΠΟΤΕΛΕΣΜΑΤΑ ΑΝΑΛΟΓΑ ΤΩΝ ΕΡΕΥΝΩΝ ΣΤΟ ΔΙΔΙΑΣΤΑΤΟ ΣΩΜΑ. 4) ΥΠΟΛΟΓΙΣΤΗΚΕ Η ΕΞΕΛΙΞΗ ΤΗΣ ΓΕΩΜΕΤΡΙΑΣ ΤΗΣ ΡΩΓΜΗΣ, ΟΤΑΝ ΑΥΤΗ ΔΙΑΔΙΔΕΤΑΙ ΜΕ ΕΥΣΤΑΘΕΙΑ, ΟΠΩΣ ΑΥΤΗΕΜΦΑΝΙΖΕΤΑΙ ΣΤΗΝ ΚΟΠΩΣΗ ΜΕ ΣΚΟΠΟ ΤΗΝ ΑΝΤΙΚΑΤΑΣΤΑΣΗ ΤΗΣ ΣΧΕΣΗΣ ΤΟΥ PARIS ΚΑΙ ΕΓΙΝΑΝ ΣΥΓΚΡΙΣΕΙΣ ΜΕ ΠΕΙΡΑΜΑΤΙΚΑ ΑΠΟΤΕΛΕΣΜΑΤΑ. (ΠΕΡΙΚΟΠΗ)"]},{"key":"dc:title","label":"Title","values":["ΣΥΜΒΟΛΗ ΣΤΗΝ ΕΞΕΤΑΣΗ ΤΗΣ ΔΙΑΔΟΣΗΣ ΤΩΝ ΕΠΙΠΕΔΩΝ ΡΩΓΜΩΝ ΣΤΟΝ ΤΡΙΣΔΙΑΣΤΑΤΟ ΓΡΑΜΜΙΚΑ ΕΛΑΣΤΙΚΟ ΧΩΡΟ. ΟΙ ΦΑΣΕΙΣ ΤΗΣ ΕΝΑΡΞΗΣ ΤΗΣ ΔΙΑΔΟΣΗΣ ΚΑΙ ΤΗ...","CONTRIBUTION ON THE EXAMINATION OF THE GROWTH OF PLANE CRACKS IN THE THREE DIMENSIONAL LINEAR ELASTIC SPACE. THE PHASIS OF THE INITIATION OF THE GROWTH, OF THE STABIL GROWTH AND OF THE INSTABIL GROWTH"]}]}],"canonical_facts":{"dc:creator":["Χατζητρύφων, Νικόλαος"],"dc:date":["1987"],"dc:description":["IN THIS DISSERTATION THE EXAMINATION OF PLANE CRACKS, IN THE THREE-DIMENSIONAL SPACE, WHICH ARE DEFORMED ACCORDING TO THE OPENING MODE IS PRESENTED. IN THE PROCESS OF CALCULATION THE CRITERION OF THE MINIMUM STRAIN ENERGY DENSITY (MSED) WAS MAINLY USED, WHICH IS INDICATED FOR THE EXAMINATION OF THE INITIATION OF THE PROPAGATION AND OF THE STABLE AND UNSTABLE PROPAGATION OF THE CRACK. THIS CRITERION WAS CHECKED WITH REFERENCE TO ITS VALIDITY IN EXPERIMENT AND THEN WAS APPLIED FOR THE CASE OF GRADUAL INFLICTION OF A LOAD AND FOR THE REPETITION OF INFLICTION OF A LOAD. CERTAIN HYPOTHESES OF THIS CRITERION WERE COMBINED WITH THECRITERION OF RELEASE OF ENERGY OF THE GRIFFITH SURFACES, WHICH IN THIS WAY WASSPREAD FOR CASUAL GEOMETRIES OF SPECIMENS AND CRACKS . WITH THE EXPANSION OF THE CRITERION OF MSED FOR THE CASE OF THE REPEATED LOADING THE GEOMETRY OF TH CRACK, WHEN IT IS PROPAGATED WITH STABILITY, WAS CALCULATED. FINALLY CALCULATIONSWERE MADE WITH REFERENCE TO THE INFLUENCE OF THE VELOCITY OF INFLICTION OF THELOAD IN THE DETERMINATION OF THE VALUE OF THE CRITICAL LOAD AND THEREFORE ALSOIN THE DEGREE OF THE BRITTLENESS OF THE CONSTRUCTION. (SHORTENED)","Σ'ΑΥΤΗ ΤΗ ΔΙΑΤΡΙΒΗ ΠΑΡΟΥΣΙΑΖΕΤΑΙ Η ΕΞΕΤΑΣΗ ΕΠΙΠΕΔΩΝ ΡΩΓΜΩΝ ΣΤΟΝ ΤΡΙΣΔΙΑΣΤΑΤΟ ΧΩΡΟ, ΠΟΥ ΠΑΡΑΜΟΡΦΩΝΟΝΤΑΙ ΚΑΤΑ ΤΟΝ ΕΦΕΛΚΥΣΤΙΚΟ ΤΡΟΠΟ . ΚΑΤΑ ΤΟΥΣ ΥΠΟΛΟΓΙΣΜΟΥΣ ΧΡΗΣΙΜΟΠΟΙΗΘΗΚΕ ΚΥΡΙΩΣ ΤΟ ΚΡΙΤΗΡΙΟ ΤΗΣ ΕΛΑΧΙΣΤΗΣ ΠΥΚΝΟΤΗΤΑΣ ΤΗΣ ΕΝΕΡΓΕΙΑΣ ΠΑΡΑΜΟΡΦΩΣΗΣ, (ΕΠΕΠ) ΠΟΥ ΕΝΔΕΙΚΝΥΝΤΑΙ ΓΙΑ ΤΗΝ ΕΞΕΤΑΣΗ ΤΗΣ ΕΝΑΡΞΗΣ ΤΗΣ ΕΥΣΤΑΘΟΥΣ ΚΑΙ ΤΗΣΑΣΤΑΘΟΥΣ ΔΙΑΔΟΣΗΣ ΤΗΣ ΡΩΓΜΗΣ. ΑΥΤΟ ΤΟ ΚΡΙΤΗΡΙΟ 1) ΕΛΕΓΧΘΗΚΕ ΠΕΙΡΑΜΑΤΙΚΑ ΓΙΑ ΤΗΝ ΑΞΙΟΠΙΣΤΙΑ ΤΟΥ ΣΕ ΚΑΤΑΣΤΑΣΕΙΣ ΜΙΚΤΗΣ ΦΟΡΤΙΣΗΣ ΕΦΕΛΚΥΣΜΟΥ ΚΑΙ ΔΙΑΤΜΗΣΗΣ ΠΟΥ ΑΠΟΣΚΟΠΟΥΝ ΣΤΟΝ ΚΑΘΟΡΙΣΜΟ ΤΟΥ ΚΡΙΣΙΜΟΥ ΣΥΝΤΕΛΕΣΤΗ ΕΝΤΑΣΗΣ ΤΗΣ ΤΑΣΗΣ ΚΑΙ ΤΗΣ ΓΩΝΙΑΣ ΔΙΑΔΟΣΗΣ ΤΗΣ ΡΩΓΜΗΣ. ΒΡΕΘΗΚΕ ΟΤΙ ΤΟ ΚΡΙΤΗΡΙΟ ΑΥΤΟ ΕΡΜΗΝΕΥΕΙ ΙΚΑΝΟΠΟΙΗΤΙΚΑ ΤΑ ΠΕΙΡΑΜΑΤΑ. 2) ΕΦΑΡΜΟΣΤΗΚΕ ΓΙΑ ΤΗΝ ΕΞΕΤΑΣΗ ΤΗΣ ΕΥΣΤΑΘΟΥΣ ΚΑΙ ΑΣΤΑΘΟΥΣ ΔΙΑΔΟΣΗΣ ΜΙΑΣ ΕΥΘΥΓΡΑΜΜΗΣ ΔΙΑΜΠΕΡΟΥΣ ΡΩΓΜΗΣ, ΜΙΑΣ ΕΝΣΩΜΑΤΩΜΕΝΗΣ ΕΛΛΕΙΠΤΙΚΗΣ 'Η ΚΥΚΛΙΚΗΣ ΡΩΓΜΗΣ, ΜΙΑΣ ΕΠΙΦΑΝΕΙΑΚΗΣ ΗΜΙΕΛΛΕΙΠΤΙΚΗΣ ΚΑΙ ΜΙΑΣ ΓΩΝΙΑΚΗΣ ΡΩΓΜΗΣ ΜΟΡΦΗΣ ΕΛΛΕΙΠΤΙΚΟΥ ΤΕΤΑΡΤΗΜΟΡΙΟΥ. 3) ΘΕΩΡΩΝΤΑΣ ΟΤΙ ΤΟ ΦΟΡΤΙΟ ΔΡΑ ΣΤΑΔΙΑΚΑ-ΜΠΟΡΕΙ ΝΑ ΑΥΞΑΝΕΤΑΙ'Η ΝΑ ΕΛΑΤΤΩΝΕΤΑΙ ΚΑΤΑ ΒΗΜΑΤΑ ΑΝΑΛΟΓΑ ΜΕ ΤΗΝ ΙΣΤΟΡΙΑ ΦΟΡΤΙΣΗΣ- ΚΑΙ ΟΤΙ ΕΙΝΑΙ ΨΕΥΔΟΣΤΑΤΙΚΟ (ΟΧΙ ΔΥΝΑΜΙΚΟ) ΑΝΑΛΥΘΗΚΕ Η ΕΠΙΔΡΑΣΗ ΤΟΥ ΝΟΜΟΥ ΕΠΙΒΟΛΗΣ ΤΟΥ ΦΟΡΤΙΟΥ ΣΤΗ ΔΙΑΜΟΡΦΩΣΗ ΤΗΣ ΨΑΘΥΡΟΤΗΤΑΣ ΚΑΙ ΤΟΥ ΚΡΙΣΙΜΟΥ ΦΟΡΤΙΟΥ ΕΝΟΣ ΔΟΚΙΜΙΟΥ ΚΑΙ ΑΠΟΚΤΗΘΗΚΑΝ ΑΠΟΤΕΛΕΣΜΑΤΑ ΑΝΑΛΟΓΑ ΤΩΝ ΕΡΕΥΝΩΝ ΣΤΟ ΔΙΔΙΑΣΤΑΤΟ ΣΩΜΑ. 4) ΥΠΟΛΟΓΙΣΤΗΚΕ Η ΕΞΕΛΙΞΗ ΤΗΣ ΓΕΩΜΕΤΡΙΑΣ ΤΗΣ ΡΩΓΜΗΣ, ΟΤΑΝ ΑΥΤΗ ΔΙΑΔΙΔΕΤΑΙ ΜΕ ΕΥΣΤΑΘΕΙΑ, ΟΠΩΣ ΑΥΤΗΕΜΦΑΝΙΖΕΤΑΙ ΣΤΗΝ ΚΟΠΩΣΗ ΜΕ ΣΚΟΠΟ ΤΗΝ ΑΝΤΙΚΑΤΑΣΤΑΣΗ ΤΗΣ ΣΧΕΣΗΣ ΤΟΥ PARIS ΚΑΙ ΕΓΙΝΑΝ ΣΥΓΚΡΙΣΕΙΣ ΜΕ ΠΕΙΡΑΜΑΤΙΚΑ ΑΠΟΤΕΛΕΣΜΑΤΑ. (ΠΕΡΙΚΟΠΗ)"],"dc:identifier":["10.12681/eadd/0642","http://hdl.handle.net/10442/hedi/0642"],"dc:language":["gre"],"dc:publisher":["Δημοκρίτειο Πανεπιστήμιο Θράκης (ΔΠΘ)","Democritus University of Thrace (DUTH)"],"dc:subject":["CORNER CRACK","Crack","CRACK GROWTH STABIL, INSTABIL","EMBEDDED CRACK","ENERGETIC FRUCTURE CRITERION","Fractures","GRIFFITH CRITERION","PLANE CRACK","SURFACE CRACK","ΓΩΝΙΑΚΗ ΡΩΓΜΗ","ΔΙΑΔΟΣΗ ΡΩΓΜΩΝ ΕΥΣΤΑΘΗΣ ΑΣΤΑΘΗΣ","ΕΝΣΩΜΑΤΩΜΕΝΗ ΡΩΓΜΗ","ΕΠΙΦΑΝΕΙΑΚΗ ΡΩΓΜΗ","Θραύση","ΚΡΙΤΗΡΙΟ GRIFFITH","ΚΡΙΤΗΡΙΟ ΘΡΑΥΣΗΣ ΕΝΕΡΓΕΙΑΚΟ","ΡΩΓΜΗ ΕΠΙΠΕΔΗ","Engineering and Technology","Civil Engineering","Επιστήμες Μηχανικού και Τεχνολογία","Επιστήμη Πολιτικού Μηχανικού"],"dc:title":["ΣΥΜΒΟΛΗ ΣΤΗΝ ΕΞΕΤΑΣΗ ΤΗΣ ΔΙΑΔΟΣΗΣ ΤΩΝ ΕΠΙΠΕΔΩΝ ΡΩΓΜΩΝ ΣΤΟΝ ΤΡΙΣΔΙΑΣΤΑΤΟ ΓΡΑΜΜΙΚΑ ΕΛΑΣΤΙΚΟ ΧΩΡΟ. ΟΙ ΦΑΣΕΙΣ ΤΗΣ ΕΝΑΡΞΗΣ ΤΗΣ ΔΙΑΔΟΣΗΣ ΚΑΙ ΤΗ...","CONTRIBUTION ON THE EXAMINATION OF THE GROWTH OF PLANE CRACKS IN THE THREE DIMENSIONAL LINEAR ELASTIC SPACE. THE PHASIS OF THE INITIATION OF THE GROWTH, OF THE STABIL GROWTH AND OF THE INSTABIL GROWTH"],"dc:type":["PhD Thesis"]},"updated_at":"2026-07-24T02:25:24Z"}