{"id":{"repo_id":"greece","oai_identifier":"oai:10442/0531"},"canonical_url":"https://search.dev.ndltd.org/etd/greece/oai:10442/0531","repository":{"repo_id":"greece","name":"Greek National Archive of PhD Theses","base_url":"https://phdtheses.ekt.gr/eadd_oai/request"},"display":{"title":"ΑΡΙΘΜΗΤΙΚΗ ΜΕΛΕΤΗ ΤΗΣ ΤΡΙΔΙΑΣΤΑΤΗΣ ΠΑΡΑΚΤΙΑΣ ΚΥΚΛΟΦΟΡΙΑΣ ΜΕ ΑΛΓΕΒΡΙΚΟΥΣ ΜΕΤΑΣΧΗΜΑΤΙΣΜΟΥΣ","abstract":"THE COVERNING EQUATIONS AND BOUNDARY CONDITIONS DESCRIBING THE COASTAL HYDRODYNAMIC WIND-INDUCED CIRCULATION ARE PRESENTED. A SHEARING ALGEBRAIC TRANSFORMATION IS INTRODUCED FOR NUMERICAL SOLUTION OF THE MATHEMATICAL MODEL, WHICH IS CREATING A BOUNDARY FITTED CURVILINEAR COORDINATE SYSTEM. THE EQUATIONS AND BOUNDARY CONDITIONS OF QUASI-HORIZONTAL HYDRODYNAMIC CIRCULATION ARE TRANSFORMED TO THE CURVILINEAR SYSTEM. A FINITE-VOLUME (ALGEBRAIC TRANSFORMATIONS+FINITE DIFFERENCES) NUMERICAL SCHEME DEVELOPED TO SOLVE THE THREE-DIMENSIONAL AND TWO-DIMENSIONAL MODELS. THE VERACITY OF THE MODEL IS CHECKED BY ITS APPLICATION TO A SIMPLIFIED FLOW DOMAIN AND TO THESSALONIKI BAY AND WITH COMPARISON WITH IN-SITU MEASUREMENTS AND RESULTS OF OTHER ALGORITHMS.","abstract_html":"THE COVERNING EQUATIONS AND BOUNDARY CONDITIONS DESCRIBING THE COASTAL HYDRODYNAMIC WIND-INDUCED CIRCULATION ARE PRESENTED. A SHEARING ALGEBRAIC TRANSFORMATION IS INTRODUCED FOR NUMERICAL SOLUTION OF THE MATHEMATICAL MODEL, WHICH IS CREATING A BOUNDARY FITTED CURVILINEAR COORDINATE SYSTEM. THE EQUATIONS AND BOUNDARY CONDITIONS OF QUASI-HORIZONTAL HYDRODYNAMIC CIRCULATION ARE TRANSFORMED TO THE CURVILINEAR SYSTEM. A FINITE-VOLUME (ALGEBRAIC TRANSFORMATIONS+FINITE DIFFERENCES) NUMERICAL SCHEME DEVELOPED TO SOLVE THE THREE-DIMENSIONAL AND TWO-DIMENSIONAL MODELS. THE VERACITY OF THE MODEL IS CHECKED BY ITS APPLICATION TO A SIMPLIFIED FLOW DOMAIN AND TO THESSALONIKI BAY AND WITH COMPARISON WITH IN-SITU MEASUREMENTS AND RESULTS OF OTHER ALGORITHMS.","abstract_has_math":false,"creators":["Κρεστενίτης, Ιωάννης","Krestenitis, Yannis"],"institution":"Aristotle University Of Thessaloniki (AUTH)","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":"2026-07-24T02:25:17Z","subjects":["ΑΛΓΕΒΡΙΚΟΙ","ΑΝΕΜΟΓΕΝΗΣ","ΚΑΜΠΥΛΟΓΡΑΜΜΕΣ","Κυκλοφορία","Μαθηματικά","Μετασχηματισμοί","Ομοιώματα","ΠΑΡΑΚΤΙΑ","ΣΥΝΤΕΤΑΓΜΕΝΕΣ","ΤΡΙΔΙΑΣΤΑΤΟΙ","ALGEBRAIC","Circulation","Coastal","COORDINATES","CURVILINEAR","MATHEMATICAL","Models","THREE-DIMENSIONAL","Transformations","WIND-INDUCED","Επιστήμες Μηχανικού και Τεχνολογία","Επιστήμη Πολιτικού Μηχανικού","Engineering and Technology","Civil Engineering"],"languages":["gre"],"rights":[],"rights_urls":[],"identifier_entries":[{"key":"dc:identifier","label":"Identifier","values":["10.12681/eadd/0531"],"render_values":[{"text":"10.12681/eadd/0531","href":"https://doi.org/10.12681/eadd/0531","code":true}]}]},"links":{"outbound_url":"http://hdl.handle.net/10442/hedi/0531","outbound_label":"Handle","outbound_source":"dc:identifier"},"metadata_groups":[{"id":"people","label":"People","entries":[{"key":"dc:creator","label":"Author","values":["Κρεστενίτης, Ιωάννης","Krestenitis, Yannis"]}]},{"id":"academic_context","label":"Academic Context","entries":[{"key":"dc:date","label":"Dc Date","values":["1987"]},{"key":"dc:publisher","label":"Institution","values":["Aristotle University Of Thessaloniki (AUTH)","Αριστοτέλειο Πανεπιστήμιο Θεσσαλονίκης (ΑΠΘ)"]},{"key":"dc:type","label":"Dc Type","values":["PhD Thesis"]}]},{"id":"subjects_keywords","label":"Subjects and Keywords","entries":[{"key":"dc:subject","label":"Dc Subject","values":["ΑΛΓΕΒΡΙΚΟΙ","ΑΝΕΜΟΓΕΝΗΣ","ΚΑΜΠΥΛΟΓΡΑΜΜΕΣ","Κυκλοφορία","Μαθηματικά","Μετασχηματισμοί","Ομοιώματα","ΠΑΡΑΚΤΙΑ","ΣΥΝΤΕΤΑΓΜΕΝΕΣ","ΤΡΙΔΙΑΣΤΑΤΟΙ","ALGEBRAIC","Circulation","Coastal","COORDINATES","CURVILINEAR","MATHEMATICAL","Models","THREE-DIMENSIONAL","Transformations","WIND-INDUCED","Επιστήμες Μηχανικού και Τεχνολογία","Επιστήμη Πολιτικού Μηχανικού","Engineering and Technology","Civil Engineering"]}]},{"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/0531","http://hdl.handle.net/10442/hedi/0531"]}]},{"id":"additional","label":"Additional Metadata","entries":[{"key":"dc:description","label":"Description","values":["THE COVERNING EQUATIONS AND BOUNDARY CONDITIONS DESCRIBING THE COASTAL HYDRODYNAMIC WIND-INDUCED CIRCULATION ARE PRESENTED. A SHEARING ALGEBRAIC TRANSFORMATION IS INTRODUCED FOR NUMERICAL SOLUTION OF THE MATHEMATICAL MODEL, WHICH IS CREATING A BOUNDARY FITTED CURVILINEAR COORDINATE SYSTEM. THE EQUATIONS AND BOUNDARY CONDITIONS OF QUASI-HORIZONTAL HYDRODYNAMIC CIRCULATION ARE TRANSFORMED TO THE CURVILINEAR SYSTEM. A FINITE-VOLUME (ALGEBRAIC TRANSFORMATIONS+FINITE DIFFERENCES) NUMERICAL SCHEME DEVELOPED TO SOLVE THE THREE-DIMENSIONAL AND TWO-DIMENSIONAL MODELS. THE VERACITY OF THE MODEL IS CHECKED BY ITS APPLICATION TO A SIMPLIFIED FLOW DOMAIN AND TO THESSALONIKI BAY AND WITH COMPARISON WITH IN-SITU MEASUREMENTS AND RESULTS OF OTHER ALGORITHMS.","ΣΤΗΝ ΕΡΓΑΣΙΑ ΑΥΤΗ ΠΑΡΟΥΣΙΑΖΟΝΤΑΙ ΟΙ ΕΞΙΣΩΣΕΙΣ ΚΑΙ ΟΡΙΑΚΕΣ ΣΥΝΘΗΚΕΣ ΠΟΥ ΠΕΡΙΓΡΑΦΟΥΝ ΤΗΝ ΠΑΡΑΚΤΙΑ ΥΔΡΟΔΥΝΑΜΙΚΗ ΚΥΚΛΟΦΟΡΙΑ ΠΟΥ ΟΦΕΙΛΕΤΑΙ ΣΤΟΝ ΑΝΕΜΟ. ΓΙΑ ΤΗΝ ΑΡΙΘΜΗΤΙΚΗ ΕΠΙΛΥΣΗ ΤΟΥ ΜΑΘΗΜΑΤΙΚΟΥ ΟΜΟΙΩΜΑΤΟΣ, ΕΙΣΑΓΕΤΑΙ ΑΛΓΕΒΡΙΚΟΣ ΜΕΤΑΣΧΗΜΑΤΙΣΜΟΣΟΜΟΙΟΔΕΣΙΑΣ ΓΙΑ ΤΗ ΔΗΜΙΟΥΡΓΙΑ ΚΑΜΠΥΛΟΓΡΑΜΜΟΥ ΣΥΣΤΗΜΑΤΟΣ ΣΥΝΤΕΤΑΓΜΕΝΩΝ ΠΡΟΣΑΡΜΟΣΜΕΝΟΥ ΓΙΑ ΦΥΣΙΚΑ ΟΡΙΑ ΤΟΥ ΠΕΔΙΟΥ ΡΟΗΣ. ΟΙ ΕΞΙΣΩΣΕΙΣ ΚΑΙ ΟΡΙΑΚΕΣ ΣΥΝΘΗΚΕΣ ΠΟΥ ΠΕΡΙΓΡΑΦΟΥΝ ΤΗΝ ΠΕΡΙΠΟΥ ΟΡΙΖΟΝΤΙΑ ΥΔΡΟΔΥΝΑΜΙΚΗ ΚΥΚΛΟΦΟΡΙΑ ΜΕΤΑΣΧΗΜΑΤΙΖΟΝΤΑΙ ΣΤΟ ΚΑΜΠΥΛΟΓΡΑΜΜΟ ΣΥΣΤΗΜΑ ΑΝΑΦΟΡΑΣ ΚΑΙ ΑΝΑΠΤΥΣΣΕΤΑΙ ΑΡΙΘΜΗΤΙΚΟ ΣΧΗΜΑ ΠΕΠΕΡΑΣΜΕΝΩΝ ΟΓΚΩΝ (ΑΛΓΕΒΡΙΚΟΙ ΜΕΤΑΣΧΗΜΑΤΙΣΜΟΙ+ΠΕΠΕΡΑΣΜΕΝΕΣ ΔΙΑΦΟΡΕΣ) ΓΙΑ ΤΗΝ ΕΠΙΛΥΣΗ ΤΟΥ ΤΡΙΔΙΑΣΤΑΤΟΥ ΚΑΙ ΔΙΔΙΑΣΤΑΤΟΥ ΜΑΘΗΜΑΤΙΚΟΥ ΟΜΟΙΩΜΑΤΟΣ. ΕΛΕΓΧΟΣ ΤΗΣ ΑΞΙΟΠΙΣΤΙΑΣ ΤΟΥ ΜΟΝΤΕΛΟΥ ΚΑΙ ΤΗΣ ΕΠΙΔΡΑΣΗΣ ΤΗΣ ΔΙΑΚΡΙΤΟΠΟΙΗΣΗΣ ΤΟΥ ΥΠΟΛΟΓΙΣΤΙΚΟΥ ΠΕΔΙΟΥ ΓΙΝΕΤΑΙ ΜΕ ΤΗΝ ΕΦΑΡΜΟΓΗ ΤΟΥ ΣΕ ΑΠΛΟΠΟΙΗΜΕΝΟ ΠΕΔΙΟ ΡΟΗΣ ΚΑΙ ΣΤΟΝ ΚΟΛΠΟ ΘΕΣΣΑΛΟΝΙΚΗΣ ΚΑΙ ΣΥΓΚΡΙΣΗ ΜΕ ΕΠΙΤΟΠΟΥ ΜΕΤΡΗΣΕΙΣ ΚΑΙ ΑΠΟΤΕΛΕΣΜΑΤΑ ΑΛΛΩΝ ΑΛΓΟΡΙΘΜΩΝ."]},{"key":"dc:title","label":"Title","values":["ΑΡΙΘΜΗΤΙΚΗ ΜΕΛΕΤΗ ΤΗΣ ΤΡΙΔΙΑΣΤΑΤΗΣ ΠΑΡΑΚΤΙΑΣ ΚΥΚΛΟΦΟΡΙΑΣ ΜΕ ΑΛΓΕΒΡΙΚΟΥΣ ΜΕΤΑΣΧΗΜΑΤΙΣΜΟΥΣ","NUMERICAL STUDY OF THREE DIMENSIONAL COASTAL CIRCULATION USING ALGEBRAIC TRANSFORMATIONS"]}]}],"canonical_facts":{"dc:creator":["Κρεστενίτης, Ιωάννης","Krestenitis, Yannis"],"dc:date":["1987"],"dc:description":["THE COVERNING EQUATIONS AND BOUNDARY CONDITIONS DESCRIBING THE COASTAL HYDRODYNAMIC WIND-INDUCED CIRCULATION ARE PRESENTED. A SHEARING ALGEBRAIC TRANSFORMATION IS INTRODUCED FOR NUMERICAL SOLUTION OF THE MATHEMATICAL MODEL, WHICH IS CREATING A BOUNDARY FITTED CURVILINEAR COORDINATE SYSTEM. THE EQUATIONS AND BOUNDARY CONDITIONS OF QUASI-HORIZONTAL HYDRODYNAMIC CIRCULATION ARE TRANSFORMED TO THE CURVILINEAR SYSTEM. A FINITE-VOLUME (ALGEBRAIC TRANSFORMATIONS+FINITE DIFFERENCES) NUMERICAL SCHEME DEVELOPED TO SOLVE THE THREE-DIMENSIONAL AND TWO-DIMENSIONAL MODELS. THE VERACITY OF THE MODEL IS CHECKED BY ITS APPLICATION TO A SIMPLIFIED FLOW DOMAIN AND TO THESSALONIKI BAY AND WITH COMPARISON WITH IN-SITU MEASUREMENTS AND RESULTS OF OTHER ALGORITHMS.","ΣΤΗΝ ΕΡΓΑΣΙΑ ΑΥΤΗ ΠΑΡΟΥΣΙΑΖΟΝΤΑΙ ΟΙ ΕΞΙΣΩΣΕΙΣ ΚΑΙ ΟΡΙΑΚΕΣ ΣΥΝΘΗΚΕΣ ΠΟΥ ΠΕΡΙΓΡΑΦΟΥΝ ΤΗΝ ΠΑΡΑΚΤΙΑ ΥΔΡΟΔΥΝΑΜΙΚΗ ΚΥΚΛΟΦΟΡΙΑ ΠΟΥ ΟΦΕΙΛΕΤΑΙ ΣΤΟΝ ΑΝΕΜΟ. ΓΙΑ ΤΗΝ ΑΡΙΘΜΗΤΙΚΗ ΕΠΙΛΥΣΗ ΤΟΥ ΜΑΘΗΜΑΤΙΚΟΥ ΟΜΟΙΩΜΑΤΟΣ, ΕΙΣΑΓΕΤΑΙ ΑΛΓΕΒΡΙΚΟΣ ΜΕΤΑΣΧΗΜΑΤΙΣΜΟΣΟΜΟΙΟΔΕΣΙΑΣ ΓΙΑ ΤΗ ΔΗΜΙΟΥΡΓΙΑ ΚΑΜΠΥΛΟΓΡΑΜΜΟΥ ΣΥΣΤΗΜΑΤΟΣ ΣΥΝΤΕΤΑΓΜΕΝΩΝ ΠΡΟΣΑΡΜΟΣΜΕΝΟΥ ΓΙΑ ΦΥΣΙΚΑ ΟΡΙΑ ΤΟΥ ΠΕΔΙΟΥ ΡΟΗΣ. ΟΙ ΕΞΙΣΩΣΕΙΣ ΚΑΙ ΟΡΙΑΚΕΣ ΣΥΝΘΗΚΕΣ ΠΟΥ ΠΕΡΙΓΡΑΦΟΥΝ ΤΗΝ ΠΕΡΙΠΟΥ ΟΡΙΖΟΝΤΙΑ ΥΔΡΟΔΥΝΑΜΙΚΗ ΚΥΚΛΟΦΟΡΙΑ ΜΕΤΑΣΧΗΜΑΤΙΖΟΝΤΑΙ ΣΤΟ ΚΑΜΠΥΛΟΓΡΑΜΜΟ ΣΥΣΤΗΜΑ ΑΝΑΦΟΡΑΣ ΚΑΙ ΑΝΑΠΤΥΣΣΕΤΑΙ ΑΡΙΘΜΗΤΙΚΟ ΣΧΗΜΑ ΠΕΠΕΡΑΣΜΕΝΩΝ ΟΓΚΩΝ (ΑΛΓΕΒΡΙΚΟΙ ΜΕΤΑΣΧΗΜΑΤΙΣΜΟΙ+ΠΕΠΕΡΑΣΜΕΝΕΣ ΔΙΑΦΟΡΕΣ) ΓΙΑ ΤΗΝ ΕΠΙΛΥΣΗ ΤΟΥ ΤΡΙΔΙΑΣΤΑΤΟΥ ΚΑΙ ΔΙΔΙΑΣΤΑΤΟΥ ΜΑΘΗΜΑΤΙΚΟΥ ΟΜΟΙΩΜΑΤΟΣ. ΕΛΕΓΧΟΣ ΤΗΣ ΑΞΙΟΠΙΣΤΙΑΣ ΤΟΥ ΜΟΝΤΕΛΟΥ ΚΑΙ ΤΗΣ ΕΠΙΔΡΑΣΗΣ ΤΗΣ ΔΙΑΚΡΙΤΟΠΟΙΗΣΗΣ ΤΟΥ ΥΠΟΛΟΓΙΣΤΙΚΟΥ ΠΕΔΙΟΥ ΓΙΝΕΤΑΙ ΜΕ ΤΗΝ ΕΦΑΡΜΟΓΗ ΤΟΥ ΣΕ ΑΠΛΟΠΟΙΗΜΕΝΟ ΠΕΔΙΟ ΡΟΗΣ ΚΑΙ ΣΤΟΝ ΚΟΛΠΟ ΘΕΣΣΑΛΟΝΙΚΗΣ ΚΑΙ ΣΥΓΚΡΙΣΗ ΜΕ ΕΠΙΤΟΠΟΥ ΜΕΤΡΗΣΕΙΣ ΚΑΙ ΑΠΟΤΕΛΕΣΜΑΤΑ ΑΛΛΩΝ ΑΛΓΟΡΙΘΜΩΝ."],"dc:identifier":["10.12681/eadd/0531","http://hdl.handle.net/10442/hedi/0531"],"dc:language":["gre"],"dc:publisher":["Aristotle University Of Thessaloniki (AUTH)","Αριστοτέλειο Πανεπιστήμιο Θεσσαλονίκης (ΑΠΘ)"],"dc:subject":["ΑΛΓΕΒΡΙΚΟΙ","ΑΝΕΜΟΓΕΝΗΣ","ΚΑΜΠΥΛΟΓΡΑΜΜΕΣ","Κυκλοφορία","Μαθηματικά","Μετασχηματισμοί","Ομοιώματα","ΠΑΡΑΚΤΙΑ","ΣΥΝΤΕΤΑΓΜΕΝΕΣ","ΤΡΙΔΙΑΣΤΑΤΟΙ","ALGEBRAIC","Circulation","Coastal","COORDINATES","CURVILINEAR","MATHEMATICAL","Models","THREE-DIMENSIONAL","Transformations","WIND-INDUCED","Επιστήμες Μηχανικού και Τεχνολογία","Επιστήμη Πολιτικού Μηχανικού","Engineering and Technology","Civil Engineering"],"dc:title":["ΑΡΙΘΜΗΤΙΚΗ ΜΕΛΕΤΗ ΤΗΣ ΤΡΙΔΙΑΣΤΑΤΗΣ ΠΑΡΑΚΤΙΑΣ ΚΥΚΛΟΦΟΡΙΑΣ ΜΕ ΑΛΓΕΒΡΙΚΟΥΣ ΜΕΤΑΣΧΗΜΑΤΙΣΜΟΥΣ","NUMERICAL STUDY OF THREE DIMENSIONAL COASTAL CIRCULATION USING ALGEBRAIC TRANSFORMATIONS"],"dc:type":["PhD Thesis"]},"updated_at":"2026-07-24T02:25:17Z"}