{"id":{"repo_id":"greece","oai_identifier":"oai:10442/1317"},"canonical_url":"https://search.dev.ndltd.org/etd/greece/oai:10442/1317","repository":{"repo_id":"greece","name":"Greek National Archive of PhD Theses","base_url":"https://phdtheses.ekt.gr/eadd_oai/request"},"display":{"title":"ΣΥΝΕΝΩΣΗ ΓΑΓΓΛΙΩΝ ΠΕΤΡΕΛΑΙΟΥ ΚΑΤΑ ΤΗΝ ΑΜΙΓΗ ΜΙΚΡΟΕΚΤΟΠΙΣΗ ΜΕΣΑ ΣΕ ΠΟΡΩΔΗ ΠΕΤΡΩΜΑΤΑ","abstract":"THE PROBLEM OF THE FLOW BEHAVIOUR OF OIL GANGLIA ARISES IN CONNECTION WITH OIL BANK FORMATION AND MAINTENANCE DURING ENHANCED OIL RECOVERY WITH IMMISCIBLE FLOODING. BANK FORMATION DEPENDS ON THE OUTCOME OF THE COMPETITION BETWEEN THE PROCESS OF OIL GANGLION DETERIORATION THROUGH BREAKUP AND STRANDING, ON THE ONE HAND, AND THE PROCESS OF OIL GANGLION COLLISION AND COALESCENCE, ON THE OTHER IF COMPUTER-AIDED SIMULATOR IS DEVELOPED, WHICH IS CAPABLE OF PREDICTING THE FATE OF OIL GANGLIA MOVING THROUGH WATER-WET CONSOLIDATED POROUS MEDIA. WITH THE HELP OF OUR SIMULATOR WE EXAMINE THE AVERAGE GANGLION-VELOCITY, THE RATES OF BREAKUP AND STRANDING OF SOLITARY GANGLIA AND ALSO THE PROBABILITY OF COLLISION-COALESCENCE BETWEEN PAIRS OF OIL GANGLIA, AS A FUNCTION OF CAPILLARY NUMBER, VISCOSITY RATIO, DYNAMIC CONTACT ANGLES AND GANGLION SIZE. WE ALSO STUDY THE ABOVE VARIABLES EXPERIMENTALLY. EXPERIMENTS WERE PERFORMED IN CHAMBER- AND-THROAT PLANAR NETWORKS. THE RESULTS ARE USED TO DRAW SOME CONCLUSIONS WITH REGARD TO THE CONDITIONS THAT FAVOR OIL BANK FORMATION AND PROPAGATION.","abstract_html":"THE PROBLEM OF THE FLOW BEHAVIOUR OF OIL GANGLIA ARISES IN CONNECTION WITH OIL BANK FORMATION AND MAINTENANCE DURING ENHANCED OIL RECOVERY WITH IMMISCIBLE FLOODING. BANK FORMATION DEPENDS ON THE OUTCOME OF THE COMPETITION BETWEEN THE PROCESS OF OIL GANGLION DETERIORATION THROUGH BREAKUP AND STRANDING, ON THE ONE HAND, AND THE PROCESS OF OIL GANGLION COLLISION AND COALESCENCE, ON THE OTHER IF COMPUTER-AIDED SIMULATOR IS DEVELOPED, WHICH IS CAPABLE OF PREDICTING THE FATE OF OIL GANGLIA MOVING THROUGH WATER-WET CONSOLIDATED POROUS MEDIA. WITH THE HELP OF OUR SIMULATOR WE EXAMINE THE AVERAGE GANGLION-VELOCITY, THE RATES OF BREAKUP AND STRANDING OF SOLITARY GANGLIA AND ALSO THE PROBABILITY OF COLLISION-COALESCENCE BETWEEN PAIRS OF OIL GANGLIA, AS A FUNCTION OF CAPILLARY NUMBER, VISCOSITY RATIO, DYNAMIC CONTACT ANGLES AND GANGLION SIZE. WE ALSO STUDY THE ABOVE VARIABLES EXPERIMENTALLY. EXPERIMENTS WERE PERFORMED IN CHAMBER- AND-THROAT PLANAR NETWORKS. THE RESULTS ARE USED TO DRAW SOME CONCLUSIONS WITH REGARD TO THE CONDITIONS THAT FAVOR OIL BANK FORMATION AND PROPAGATION.","abstract_has_math":false,"creators":["Κωνσταντινίδης, Γεώργιος","Constantinides, Georgios"],"institution":"Πανεπιστήμιο Πατρών","degree_name":null,"degree_level":null,"degree_discipline":null,"degree_department":null,"school":null,"contributors":[],"advisors":[],"committee_chairs":[],"committee_members":[],"year":1990,"date_issued":"1990","date_published":"1990","updated_at":"2026-07-24T02:24:52Z","subjects":["COALESCENCE OF OIL GANGLIA","ENHANCED OIL RECOVERY","GANGLION MOTION","IMMISCIBLE DISPLACEMENT IN POROUS MEDIA","Porous media","ΑΜΙΓΗΣ ΜΙΚΡΟΕΚΤΟΠΙΣΗ","ΒΕΛΤΙΩΜΕΝΗ ΑΠΟΛΗΨΗ ΠΕΤΡΕΛΑΙΟΥ","ΚΙΝΗΣΗ ΓΑΓΓΛΙΩΝ ΠΕΤΡΕΛΑΙΟΥ","Πορώδη υλικά","ΣΥΝΕΝΩΣΗ ΓΑΓΓΛΙΩΝ ΠΕΤΡΕΛΑΙΟΥ","Engineering and Technology","Chemical Engineering","Επιστήμες Μηχανικού και Τεχνολογία","Επιστήμη Χημικού Μηχανικού"],"languages":["gre"],"rights":[],"rights_urls":[],"identifier_entries":[{"key":"dc:identifier","label":"Identifier","values":["10.12681/eadd/1317"],"render_values":[{"text":"10.12681/eadd/1317","href":"https://doi.org/10.12681/eadd/1317","code":true}]}]},"links":{"outbound_url":"http://hdl.handle.net/10442/hedi/1317","outbound_label":"Handle","outbound_source":"dc:identifier"},"metadata_groups":[{"id":"people","label":"People","entries":[{"key":"dc:creator","label":"Author","values":["Κωνσταντινίδης, Γεώργιος","Constantinides, Georgios"]}]},{"id":"academic_context","label":"Academic Context","entries":[{"key":"dc:date","label":"Dc Date","values":["1990"]},{"key":"dc:publisher","label":"Institution","values":["Πανεπιστήμιο Πατρών","University of Patras"]},{"key":"dc:type","label":"Dc Type","values":["PhD Thesis"]}]},{"id":"subjects_keywords","label":"Subjects and Keywords","entries":[{"key":"dc:subject","label":"Dc Subject","values":["COALESCENCE OF OIL GANGLIA","ENHANCED OIL RECOVERY","GANGLION MOTION","IMMISCIBLE DISPLACEMENT IN POROUS MEDIA","Porous media","ΑΜΙΓΗΣ ΜΙΚΡΟΕΚΤΟΠΙΣΗ","ΒΕΛΤΙΩΜΕΝΗ ΑΠΟΛΗΨΗ ΠΕΤΡΕΛΑΙΟΥ","ΚΙΝΗΣΗ ΓΑΓΓΛΙΩΝ ΠΕΤΡΕΛΑΙΟΥ","Πορώδη υλικά","ΣΥΝΕΝΩΣΗ ΓΑΓΓΛΙΩΝ ΠΕΤΡΕΛΑΙΟΥ","Engineering and Technology","Chemical Engineering","Επιστήμες Μηχανικού και Τεχνολογία","Επιστήμη Χημικού 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/1317","http://hdl.handle.net/10442/hedi/1317"]}]},{"id":"additional","label":"Additional Metadata","entries":[{"key":"dc:description","label":"Description","values":["THE PROBLEM OF THE FLOW BEHAVIOUR OF OIL GANGLIA ARISES IN CONNECTION WITH OIL BANK FORMATION AND MAINTENANCE DURING ENHANCED OIL RECOVERY WITH IMMISCIBLE FLOODING. BANK FORMATION DEPENDS ON THE OUTCOME OF THE COMPETITION BETWEEN THE PROCESS OF OIL GANGLION DETERIORATION THROUGH BREAKUP AND STRANDING, ON THE ONE HAND, AND THE PROCESS OF OIL GANGLION COLLISION AND COALESCENCE, ON THE OTHER IF COMPUTER-AIDED SIMULATOR IS DEVELOPED, WHICH IS CAPABLE OF PREDICTING THE FATE OF OIL GANGLIA MOVING THROUGH WATER-WET CONSOLIDATED POROUS MEDIA. WITH THE HELP OF OUR SIMULATOR WE EXAMINE THE AVERAGE GANGLION-VELOCITY, THE RATES OF BREAKUP AND STRANDING OF SOLITARY GANGLIA AND ALSO THE PROBABILITY OF COLLISION-COALESCENCE BETWEEN PAIRS OF OIL GANGLIA, AS A FUNCTION OF CAPILLARY NUMBER, VISCOSITY RATIO, DYNAMIC CONTACT ANGLES AND GANGLION SIZE. WE ALSO STUDY THE ABOVE VARIABLES EXPERIMENTALLY. EXPERIMENTS WERE PERFORMED IN CHAMBER- AND-THROAT PLANAR NETWORKS. THE RESULTS ARE USED TO DRAW SOME CONCLUSIONS WITH REGARD TO THE CONDITIONS THAT FAVOR OIL BANK FORMATION AND PROPAGATION.","ΤΟ ΠΡΟΒΛΗΜΑ ΤΗΣ ΡΟΙΚΗΣ ΣΥΜΠΕΡΙΦΟΡΑΣ ΓΑΓΓΛΙΩΝ ΠΕΤΡΕΛΑΙΟΥ ΣΧΕΤΙΖΕΤΑΙ ΜΕ ΤΗ ΔΗΜΙΟΥΡΓΙΑ ΚΑΙ ΔΙΑΤΗΡΗΣΗ ΤΡΑΠΕΖΑΣ ΠΕΤΡΕΛΑΙΟΥ ΚΑΤΑ ΤΟ ΤΡΙΤΟΒΑΘΜΙΟ ΣΤΑΔΙΟ ΑΠΟΛΗΨΗΣ ΠΕΤΡΕΛΑΙΟΥ ΜΕ ΑΜΙΓΗ ΠΛΗΜΜΥΡΑ. Η ΔΗΜΙΟΥΡΓΙΑ ΤΗΣ ΤΡΑΠΕΖΑΣ ΠΕΤΡΕΛΑΙΟΥ ΕΞΑΡΤΑΤΑΙ ΑΠΟ ΤΟΑΠΟΤΕΛΕΣΜΑ ΤΟΥ ΑΝΤΑΓΩΝΙΣΜΟΥ ΜΕΤΑΞΥ ΤΗΣ ΔΙΕΡΓΑΣΙΑΣ ΚΑΤΑΣΤΡΟΦΗΣ ΤΩΝ ΓΑΓΓΛΙΩΝ ΜΕ ΔΙΑΣΠΑΣΗ ΚΑΙ ΠΑΓΙΔΕΥΣΗΣ ΑΦΕΝΟΣ ΚΑΙ ΤΗΣ ΔΙΕΡΓΑΣΙΑΣ ΣΥΓΚΡΟΥΣΗΣ ΜΕ ΣΥΝΕΝΩΣΗΣ ΑΦΕΤΕΡΟΥ. ΑΝΑΠΤΥΧΘΗΚΕ ΕΝΑΣ ΕΞΟΜΟΙΩΤΗΣ ΠΟΥ ΜΕΣΩ ΗΛΕΚΤΡΟΝΙΚΟΥ ΥΠΟΛΟΓΙΣΤΗ ΕΙΝΑΙ ΔΥΝΑΤΟ ΝΑ ΠΡΟΒΛΕΨΕΙ ΤΗ ΣΥΜΠΕΡΙΦΟΡΑ ΓΑΓΓΛΙΩΝ ΠΕΤΡΕΛΑΙΟΥ ΠΟΥ ΚΙΝΟΥΝΤΑΙ ΔΙΑΜΕΣΟΥ ΣΤΑΘΕΡΟΠΟΙΗΜΕΝΩΝ ΠΟΡΩΔΩΝ ΠΕΤΡΩΜΑΤΩΝ. ΜΕ ΤΟΝ ΕΞΟΜΟΙΩΤΗ ΑΥΤΟ ΜΕΛΕΤΑΜΕ ΤΗ ΤΑΧΥΤΗΤΑ ΤΩΝ ΓΑΓΓΛΙΩΝ, ΤΟΥΣ ΡΥΘΜΟΥΣ ΔΙΑΣΠΑΣΗΣ ΚΑΙ ΠΑΓΙΔΕΥΣΗΣ ΜΟΝΑΧΙΚΩΝ ΓΑΓΓΛΙΩΝ ΚΑΙ ΤΗ ΠΙΘΑΝΟΤΗΤΑ ΣΥΝΕΝΩΣΗΣ ΔΟΘΕΙΣΗΣ ΣΥΓΚΡΟΥΣΗΣ ΖΕΥΓΟΥΣ ΓΑΓΓΛΙΩΝ, ΣΑΝ ΣΥΝΑΡΤΗΣΗ ΤΟΥ ΤΡΙΧΟΕΙΔΗ ΑΡΙΘΜΟΥ, ΤΟΥ ΛΟΓΟΥ ΙΞΩΔΩΝ, ΤΩΝ ΔΥΝΑΜΙΚΩΝ ΓΩΝΙΩΝ ΕΠΑΦΗΣ ΚΑΙ ΤΟΥ ΜΕΓΕΘΟΥΣ ΤΟΥ ΓΑΓΓΛΙΟΥ. ΟΙ ΠΑΡΑΠΑΝΩ ΜΕΤΑΒΛΗΤΕΣ ΜΕΛΕΤΩΝΤΑΙ ΚΑΙ ΠΕΙΡΑΜΑΤΙΚΑ. ΤΑ ΠΕΙΡΑΜΑΤΑ ΕΓΙΝΑΝ ΣΕ ΕΠΙΠΕΔΑ ΔΙΚΤΥΑ ΘΑΛΑΜΩΝ ΚΑΙ ΛΑΙΜΩΝ ΣΕ ΓΥΑΛΙΝΕΣ ΠΛΑΚΕΣ."]},{"key":"dc:title","label":"Title","values":["ΣΥΝΕΝΩΣΗ ΓΑΓΓΛΙΩΝ ΠΕΤΡΕΛΑΙΟΥ ΚΑΤΑ ΤΗΝ ΑΜΙΓΗ ΜΙΚΡΟΕΚΤΟΠΙΣΗ ΜΕΣΑ ΣΕ ΠΟΡΩΔΗ ΠΕΤΡΩΜΑΤΑ","COALESCENCE OF OIL GANGLIA UNDERGOING IMMISCIBLE DISPLACEMENT IN POROUS MEDIA"]}]}],"canonical_facts":{"dc:creator":["Κωνσταντινίδης, Γεώργιος","Constantinides, Georgios"],"dc:date":["1990"],"dc:description":["THE PROBLEM OF THE FLOW BEHAVIOUR OF OIL GANGLIA ARISES IN CONNECTION WITH OIL BANK FORMATION AND MAINTENANCE DURING ENHANCED OIL RECOVERY WITH IMMISCIBLE FLOODING. BANK FORMATION DEPENDS ON THE OUTCOME OF THE COMPETITION BETWEEN THE PROCESS OF OIL GANGLION DETERIORATION THROUGH BREAKUP AND STRANDING, ON THE ONE HAND, AND THE PROCESS OF OIL GANGLION COLLISION AND COALESCENCE, ON THE OTHER IF COMPUTER-AIDED SIMULATOR IS DEVELOPED, WHICH IS CAPABLE OF PREDICTING THE FATE OF OIL GANGLIA MOVING THROUGH WATER-WET CONSOLIDATED POROUS MEDIA. WITH THE HELP OF OUR SIMULATOR WE EXAMINE THE AVERAGE GANGLION-VELOCITY, THE RATES OF BREAKUP AND STRANDING OF SOLITARY GANGLIA AND ALSO THE PROBABILITY OF COLLISION-COALESCENCE BETWEEN PAIRS OF OIL GANGLIA, AS A FUNCTION OF CAPILLARY NUMBER, VISCOSITY RATIO, DYNAMIC CONTACT ANGLES AND GANGLION SIZE. WE ALSO STUDY THE ABOVE VARIABLES EXPERIMENTALLY. EXPERIMENTS WERE PERFORMED IN CHAMBER- AND-THROAT PLANAR NETWORKS. THE RESULTS ARE USED TO DRAW SOME CONCLUSIONS WITH REGARD TO THE CONDITIONS THAT FAVOR OIL BANK FORMATION AND PROPAGATION.","ΤΟ ΠΡΟΒΛΗΜΑ ΤΗΣ ΡΟΙΚΗΣ ΣΥΜΠΕΡΙΦΟΡΑΣ ΓΑΓΓΛΙΩΝ ΠΕΤΡΕΛΑΙΟΥ ΣΧΕΤΙΖΕΤΑΙ ΜΕ ΤΗ ΔΗΜΙΟΥΡΓΙΑ ΚΑΙ ΔΙΑΤΗΡΗΣΗ ΤΡΑΠΕΖΑΣ ΠΕΤΡΕΛΑΙΟΥ ΚΑΤΑ ΤΟ ΤΡΙΤΟΒΑΘΜΙΟ ΣΤΑΔΙΟ ΑΠΟΛΗΨΗΣ ΠΕΤΡΕΛΑΙΟΥ ΜΕ ΑΜΙΓΗ ΠΛΗΜΜΥΡΑ. Η ΔΗΜΙΟΥΡΓΙΑ ΤΗΣ ΤΡΑΠΕΖΑΣ ΠΕΤΡΕΛΑΙΟΥ ΕΞΑΡΤΑΤΑΙ ΑΠΟ ΤΟΑΠΟΤΕΛΕΣΜΑ ΤΟΥ ΑΝΤΑΓΩΝΙΣΜΟΥ ΜΕΤΑΞΥ ΤΗΣ ΔΙΕΡΓΑΣΙΑΣ ΚΑΤΑΣΤΡΟΦΗΣ ΤΩΝ ΓΑΓΓΛΙΩΝ ΜΕ ΔΙΑΣΠΑΣΗ ΚΑΙ ΠΑΓΙΔΕΥΣΗΣ ΑΦΕΝΟΣ ΚΑΙ ΤΗΣ ΔΙΕΡΓΑΣΙΑΣ ΣΥΓΚΡΟΥΣΗΣ ΜΕ ΣΥΝΕΝΩΣΗΣ ΑΦΕΤΕΡΟΥ. ΑΝΑΠΤΥΧΘΗΚΕ ΕΝΑΣ ΕΞΟΜΟΙΩΤΗΣ ΠΟΥ ΜΕΣΩ ΗΛΕΚΤΡΟΝΙΚΟΥ ΥΠΟΛΟΓΙΣΤΗ ΕΙΝΑΙ ΔΥΝΑΤΟ ΝΑ ΠΡΟΒΛΕΨΕΙ ΤΗ ΣΥΜΠΕΡΙΦΟΡΑ ΓΑΓΓΛΙΩΝ ΠΕΤΡΕΛΑΙΟΥ ΠΟΥ ΚΙΝΟΥΝΤΑΙ ΔΙΑΜΕΣΟΥ ΣΤΑΘΕΡΟΠΟΙΗΜΕΝΩΝ ΠΟΡΩΔΩΝ ΠΕΤΡΩΜΑΤΩΝ. ΜΕ ΤΟΝ ΕΞΟΜΟΙΩΤΗ ΑΥΤΟ ΜΕΛΕΤΑΜΕ ΤΗ ΤΑΧΥΤΗΤΑ ΤΩΝ ΓΑΓΓΛΙΩΝ, ΤΟΥΣ ΡΥΘΜΟΥΣ ΔΙΑΣΠΑΣΗΣ ΚΑΙ ΠΑΓΙΔΕΥΣΗΣ ΜΟΝΑΧΙΚΩΝ ΓΑΓΓΛΙΩΝ ΚΑΙ ΤΗ ΠΙΘΑΝΟΤΗΤΑ ΣΥΝΕΝΩΣΗΣ ΔΟΘΕΙΣΗΣ ΣΥΓΚΡΟΥΣΗΣ ΖΕΥΓΟΥΣ ΓΑΓΓΛΙΩΝ, ΣΑΝ ΣΥΝΑΡΤΗΣΗ ΤΟΥ ΤΡΙΧΟΕΙΔΗ ΑΡΙΘΜΟΥ, ΤΟΥ ΛΟΓΟΥ ΙΞΩΔΩΝ, ΤΩΝ ΔΥΝΑΜΙΚΩΝ ΓΩΝΙΩΝ ΕΠΑΦΗΣ ΚΑΙ ΤΟΥ ΜΕΓΕΘΟΥΣ ΤΟΥ ΓΑΓΓΛΙΟΥ. ΟΙ ΠΑΡΑΠΑΝΩ ΜΕΤΑΒΛΗΤΕΣ ΜΕΛΕΤΩΝΤΑΙ ΚΑΙ ΠΕΙΡΑΜΑΤΙΚΑ. ΤΑ ΠΕΙΡΑΜΑΤΑ ΕΓΙΝΑΝ ΣΕ ΕΠΙΠΕΔΑ ΔΙΚΤΥΑ ΘΑΛΑΜΩΝ ΚΑΙ ΛΑΙΜΩΝ ΣΕ ΓΥΑΛΙΝΕΣ ΠΛΑΚΕΣ."],"dc:identifier":["10.12681/eadd/1317","http://hdl.handle.net/10442/hedi/1317"],"dc:language":["gre"],"dc:publisher":["Πανεπιστήμιο Πατρών","University of Patras"],"dc:subject":["COALESCENCE OF OIL GANGLIA","ENHANCED OIL RECOVERY","GANGLION MOTION","IMMISCIBLE DISPLACEMENT IN POROUS MEDIA","Porous media","ΑΜΙΓΗΣ ΜΙΚΡΟΕΚΤΟΠΙΣΗ","ΒΕΛΤΙΩΜΕΝΗ ΑΠΟΛΗΨΗ ΠΕΤΡΕΛΑΙΟΥ","ΚΙΝΗΣΗ ΓΑΓΓΛΙΩΝ ΠΕΤΡΕΛΑΙΟΥ","Πορώδη υλικά","ΣΥΝΕΝΩΣΗ ΓΑΓΓΛΙΩΝ ΠΕΤΡΕΛΑΙΟΥ","Engineering and Technology","Chemical Engineering","Επιστήμες Μηχανικού και Τεχνολογία","Επιστήμη Χημικού Μηχανικού"],"dc:title":["ΣΥΝΕΝΩΣΗ ΓΑΓΓΛΙΩΝ ΠΕΤΡΕΛΑΙΟΥ ΚΑΤΑ ΤΗΝ ΑΜΙΓΗ ΜΙΚΡΟΕΚΤΟΠΙΣΗ ΜΕΣΑ ΣΕ ΠΟΡΩΔΗ ΠΕΤΡΩΜΑΤΑ","COALESCENCE OF OIL GANGLIA UNDERGOING IMMISCIBLE DISPLACEMENT IN POROUS MEDIA"],"dc:type":["PhD Thesis"]},"updated_at":"2026-07-24T02:24:52Z"}