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1  -  30   to   3,719   items

     
    Παραμετρική μελέτη ηλιακής ενδοδαπέδιας θέρμανσης χώρων και νερού χρήσης κτιρίων με ενεργητικό σύστημα υλικών αλλαγής φάσης A parametric study for solar underfloor space-heating and service water-heating using active phase change materials' systems
    Creator: Xyrafa, Theodoros Th., Ξυραφά, Γεωργία Θ.
    Item type: Bachelor thesis
    Scientific field: Mechanical Engineering
    Υear: 2011
    School/department/institute: National Technical Univeristy of Athens ▶ School of Mechanical Engineering
    Institution: National Technical University of Athens
    Collection : Digital Library of National Technical University of Athens | Dspace@NTUA
    RDF
    The Continuous Adjoint-based Aeroacoustic Shape Optimization by Coupling the Ffowcs-Williams and Hawkings Analogy with the URANS equations
    Creator: Monfaredi, Morteza
    Item type: PhD thesis
    Scientific field: Mechanical Engineering
    Υear: 2021
    Language: English
    School/department/institute: National Technical Univeristy of Athens ▶ School of Mechanical Engineering
    Institution: National Technical University of Athens
    Collection : Digital Library of National Technical University of Athens | Dspace@NTUA
    RDF
    Διερεύνηση της συμπεριφοράς έναντι καταστροφικής καταπόνησης λεπτότοιχων δομικών στοιχείων προφίλ αλουμινίου Investigation on the crush behaviour of thin-walled aluminium components
    Creator: Chatziioannou, Filippos Jr, Χατζηιωάννου, Φίλιππος
    Item type: Master thesis
    Scientific field: Mechanical Engineering
    Υear: 2021
    Language: Greek
    School/department/institute: National Technical Univeristy of Athens ▶ School of Mechanical Engineering
    Institution: National Technical University of Athens
    Collection : Digital Library of National Technical University of Athens | Dspace@NTUA
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    Ανάλυση, κατηγοριοποίηση και πρόβλεψη φορτίου καταναλωτών Ελληνικής αγοράς ηλεκτρικής ενέργειας.
    Creator: Voutsinas, Evangelos, Βουτσινάς, Ευάγγελος
    Item type: Master thesis
    Scientific field: Mechanical Engineering
    Υear: 2021
    Language: Greek
    School/department/institute: National Technical Univeristy of Athens ▶ School of Mechanical Engineering
    Institution: National Technical University of Athens
    Collection : Digital Library of National Technical University of Athens | Dspace@NTUA
    RDF
    Control of a hybrid marine propulsion plant with Reinforcement Learning
    Creator: Τσικνιάς, Γεώργιος, Tsiknias, Georgios
    Item type: Master thesis
    Scientific field: Mechanical Engineering
    Υear: 2021
    Language: English
    School/department/institute: National Technical Univeristy of Athens ▶ School of Mechanical Engineering
    Institution: National Technical University of Athens
    Collection : Digital Library of National Technical University of Athens | Dspace@NTUA
    RDF
    Αυτόνομο φωτοβολταϊκό σύστημα κλιματισμού Stand-alone photovoltaic air conditioning system
    Creator: Κούλης, Κωνσταντίνος, Koulis, Konstantinos
    Item type: Bachelor thesis
    Scientific field: Mechanical Engineering
    Υear: 2021
    School/department/institute: National Technical Univeristy of Athens ▶ School of Mechanical Engineering
    Institution: National Technical University of Athens
    Collection : Digital Library of National Technical University of Athens | Dspace@NTUA
    RDF
    Αριθμητική μελέτη μόνιμης ροής μη νευτώνειων ρευστών σε αξονικά συμμετρική διεύρυνση αγωγού Numerical flow study of non newtonian fluids in an axisymmetric tube dilatation
    Creator: Fragkou, Dimitra V., Φράγκου, Δήμητρα Β.
    Item type: Bachelor thesis
    Scientific field: Mechanical Engineering
    Υear: 2011
    School/department/institute: National Technical Univeristy of Athens ▶ School of Mechanical Engineering
    Institution: National Technical University of Athens
    Collection : Digital Library of National Technical University of Athens | Dspace@NTUA
    RDF
    Κατεργασίες κοπής από το μακρόκοσμο στο μικρόκοσμο και υλικά κοπτικών εργαλείων τους Machining processes from macro to micro and tool materials
    Creator: Γιαννόπουλος, Διονύσιος Δ., Giannopoulos, Dionysios D.
    Item type: Bachelor thesis
    Scientific field: Mechanical Engineering
    Υear: 2013
    School/department/institute: National Technical Univeristy of Athens ▶ School of Mechanical Engineering
    Institution: National Technical University of Athens
    Collection : Digital Library of National Technical University of Athens | Dspace@NTUA
    RDF
    Αντίστροφος σχεδιασμός μήτρας σφυρηλάτησης ακριβείας κωνικών οδοντοτών τροχών με τη χρήση σαρωτή δομημένου φωτός
    Creator: Γκαρσία, Ντανίλο Ρόζερ Ντάριο, Garcia, Danilo Roger Dario
    Item type: Bachelor thesis
    Scientific field: Mechanical Engineering
    Υear: 2014
    School/department/institute: National Technical Univeristy of Athens ▶ School of Mechanical Engineering
    Institution: National Technical University of Athens
    Collection : Digital Library of National Technical University of Athens | Dspace@NTUA
    RDF
    ΔΥΝΑΤΟΤΗΤΕΣ ΕΦΑΡΜΟΓΗΣ ΤΗΣ ΜΕΘΟΔΟΥ ΤΩΝ ΣΥΝΟΡΙΑΚΩΝ ΣΤΟΙΧΕΙΩΝ ΣΤΗΝ ΑΝΑΛΥΣΗ ΜΗΧΑΝΟΛΟΓΙΚΩΝ ΚΑΤΑΣΚΕΥΩΝ ON THE APPLICATION OF THE BOUNDARY ELEMENT METHOD IN THE ANALYSIS OF DYNAMIC PROBLEMS
    Creator: Προβατίδης, Χριστόφορος
    Item type: PhD thesis
    Scientific field: Mechanical Engineering
    Υear: 1987
    Language: Greek
    School/department/institute: National Technical Univeristy of Athens ▶ School of Mechanical Engineering
    Institution: National Documentation Centre (EKT)
    Collection : National Archive of PhD Theses  | ΕΚΤ NA.Ph.D.
    RDF
    ΣΥΜΒΟΛΗ ΣΤΗΝ ΑΝΑΛΥΣΗ ΚΑΙ ΣΤΟΝ ΥΠΟΛΟΓΙΣΜΟ ΑΚΟΥΣΤΙΚΟΕΛΑΣΤΙΚΩΝ ΦΑΙΝΟΜΕΝΩΝ A CONTRIBUTION TO THE ANALYSIS AND TO THE COMPUTATION OF ACOUSTICOBLASTIC PHENOMENA
    Creator: Antoniadis, Ioannis, Αντωνιάδης, Ιωάννης
    Item type: PhD thesis
    Scientific field: Mechanical Engineering
    Υear: 1987
    Language: Greek
    School/department/institute: National Technical Univeristy of Athens ▶ School of Mechanical Engineering
    Institution: National Documentation Centre (EKT)
    Collection : National Archive of PhD Theses  | ΕΚΤ NA.Ph.D.
    RDF
    ΣΥΣΤΗΜΑΤΑ ΔΙΑΓΝΩΣΗΣ ΛΕΙΤΟΥΡΓΙΑΣ ΣΕ ΝΑΥΤΙΚΕΣ ΜΗΧΑΝΕΣ DIESEL DIAGNOSTIC SYSTEMS FOR OPERATIONAL CONDITION OF MARINE DIESEL ENGINES
    Creator: Μαργαρώνης, Ιωάννης
    Item type: PhD thesis
    Scientific field: Mechanical Engineering
    Υear: 1987
    Language: Greek
    School/department/institute: National Technical Univeristy of Athens ▶ School of Mechanical Engineering
    Institution: National Documentation Centre (EKT)
    Collection : National Archive of PhD Theses  | ΕΚΤ NA.Ph.D.
    RDF
    ΦΑΙΝΟΜΕΝΑ ΑΣΤΑΘΕΙΑΣ ΤΗΣ ΔΙΕΥΘΥΝΣΕΩΣ ΤΑΧΕΩΣ ΚΙΝΟΥΜΕΝΩΝ ΡΩΓΜΩΝ DIRECTIONAL INSTABILITY PHENOMENA FOR FAST RUNNING CRACKS
    Creator: Kourkoulis, Stavros, Κουρκούλης, Σταύρος
    Item type: PhD thesis
    Scientific field: Mechanical Engineering
    Υear: 1989
    Language: Greek
    School/department/institute: National Technical Univeristy of Athens ▶ School of Mechanical Engineering
    Institution: National Documentation Centre (EKT)
    Collection : National Archive of PhD Theses  | ΕΚΤ NA.Ph.D.
    RDF
    ΣΥΜΒΟΛΗ ΣΤΗΝ ΑΝΥΨΩΣΗ ΥΓΡΟΥ ΜΕ ΕΜΒΟΛΟΜΟΡΦΗ ΔΙΦΑΣΙΚΗ ΡΟΗ A STUDY ON RISING LIQUID IN TWO PHASE SLUG FLOW (PERFORMANCE OF A SMALL AIR LIFT PUMP)
    Creator: Στάικος, Ιωάννης
    Item type: PhD thesis
    Scientific field: Mechanical Engineering
    Υear: 1984
    Language: Greek
    School/department/institute: National Technical Univeristy of Athens ▶ School of Mechanical Engineering
    Institution: National Documentation Centre (EKT)
    Collection : National Archive of PhD Theses  | ΕΚΤ NA.Ph.D.
    RDF
    ΘΕΡΜΟΔΥΝΑΜΙΚΟΙ ΚΥΚΛΟΙ ΑΠΟΡΡΟΦΗΣΕΩΣ ΝΗ3/Η20. ΒΕΛΤΙΣΤΕΣ ΘΕΩΡΗΤΙΚΕΣ ΑΠΟΔΟΣΕΙΣ ΚΑΙ ΣΧΕΔΙΑΣΗ ΚΥΚΛΩΝ ΜΕΣΩ Η/Υ ABS. THERMOD CYCLES NH3/H20. OPTIMUM THEOROEFFICIENCY AND COMPUTER- AIDED DESIGN
    Creator: Ρογδάκης, Εμμανουήλ
    Item type: PhD thesis
    Scientific field: Mechanical Engineering
    Υear: 1987
    Language: Greek
    School/department/institute: National Technical Univeristy of Athens ▶ School of Mechanical Engineering
    Institution: National Documentation Centre (EKT)
    Collection : National Archive of PhD Theses  | ΕΚΤ NA.Ph.D.
    RDF
    Νέα αποδοτικά πεπερασμένα στοιχεία για λεπτοτοιχές διατομές New effective finite elements for thin-walled cross-section
    Creator: Koutsidis, Nikon Nikolaos, Κουτσίδης, Νίκων Νικόλας
    Item type: PhD thesis
    Scientific field: Mechanical Engineering
    Υear: 1986
    Language: Greek
    School/department/institute: National Technical Univeristy of Athens ▶ School of Mechanical Engineering
    Institution: National Documentation Centre (EKT)
    Collection : National Archive of PhD Theses  | ΕΚΤ NA.Ph.D.
    RDF
    ΕΞΑΤΜΙΣΗ ΑΜΜΩΝΙΑΣ ΣΕ ΥΔΡΟΓΟΝΟ 25 BAR EVAPORATION OF NH3 IN NHE/H2 ATMOSPHERE BY 25 BAR
    Creator: Stegou-Sagia, Athina, Στέγγου-Σαγιά, Αθηνά
    Item type: PhD thesis
    Scientific field: Mechanical Engineering
    Υear: 1986
    Language: Greek
    School/department/institute: National Technical Univeristy of Athens ▶ School of Mechanical Engineering
    Institution: National Documentation Centre (EKT)
    Collection : National Archive of PhD Theses  | ΕΚΤ NA.Ph.D.
    RDF
    ΕΠΙΔΡΑΣΗ ΤΑΛΑΝΤΩΣΕΩΝ ΚΑΙ ΘΟΡΥΒΩΝ ΣΤΗΝ ΑΠΟΔΟΣΗ ΤΟΥ ΣΥΣΤΗΜΑΤΟΣ "ΑΝΘΡΩΠΟΥ ΜΗΧΑΝΗΣ" THE INFLUENCE OF VIBRATIONS AND NOISE IN THE EFFICIENCY OF MAN-MACHINE SYSTEM
    Creator: Μασσίνας, Αλέξανδρος
    Item type: PhD thesis
    Scientific field: Mechanical Engineering
    Υear: 1986
    Language: Greek
    School/department/institute: National Technical Univeristy of Athens ▶ School of Mechanical Engineering
    Institution: National Documentation Centre (EKT)
    Collection : National Archive of PhD Theses  | ΕΚΤ NA.Ph.D.
    RDF
    Μελέτη ευστάθειας ελαστικών δοκών με βαθμίδα τροπής που υπόκεινται σε μη συντηρητικές δυνάμεις (το πρόβλημα του Beck)
    Creator: Katehis, Lysandros A., Κατέχης, Λύσανδρος Α.
    Item type: Bachelor thesis
    Scientific field: Mechanical Engineering
    Υear: 2008
    School/department/institute: National Technical Univeristy of Athens ▶ School of Mechanical Engineering
    Institution: National Technical University of Athens
    Collection : Digital Library of National Technical University of Athens | Dspace@NTUA
    RDF
    Πειραματική μελέτη τασικού πεδίου σε προσομοίωμα σιαγώνας υπό κρουστική φόρτιση Experimental study of dynamic field in a simulation of jaw under impactive load
    Creator: Σάκκα, Εύελιν Γ., Sakka, Evelyn G.
    Item type: Bachelor thesis
    Scientific field: Mechanical Engineering
    Υear: 2008
    School/department/institute: National Technical Univeristy of Athens ▶ School of Mechanical Engineering
    Institution: National Technical University of Athens
    Collection : Digital Library of National Technical University of Athens | Dspace@NTUA
    RDF
    Εμπειρικές σχέσεις παγκόσμιας εμβέλειας για τον υπολογισμό ηλιακών μεγεθών καθώς και προσαρμογή και αξιολόγηση της ακρίβειάς τους στην περιοχή των Αθηνών Universal correlations used in solar application and their evaluation in the Athens area
    Creator: Dimakopoulos, Ioannis P., Δημακόπουλος, Ιωάννης Π.
    Item type: Bachelor thesis
    Scientific field: Mechanical Engineering
    Υear: 2008
    School/department/institute: National Technical Univeristy of Athens ▶ School of Mechanical Engineering
    Institution: National Technical University of Athens
    Collection : Digital Library of National Technical University of Athens | Dspace@NTUA
    RDF
    Θερμοδυναμική ανάλυση και παραμετρική μελέτη του εξωτερικού συστήματος θέρμανσης Θερμαντλιών Stirling Technology assessment of external heat systems for Stirling Heat Pumps
    Creator: Rentzeperis, Georgios T., Ρεντζεπέρης, Γεώργιος Θ.
    Item type: Bachelor thesis
    Scientific field: Mechanical Engineering
    Υear: 2008
    School/department/institute: National Technical Univeristy of Athens ▶ School of Mechanical Engineering
    Institution: National Technical University of Athens
    Collection : Digital Library of National Technical University of Athens | Dspace@NTUA
    RDF
    Παραγωγή και κατανάλωση ουσιών που καταστρέφουν το όζον
    Creator: Μπαλάσης, Δημήτρης Ι, Balasis, Dimitrios I.
    Item type: Bachelor thesis
    Scientific field: Mechanical Engineering
    Υear: 2008
    School/department/institute: National Technical Univeristy of Athens ▶ School of Mechanical Engineering
    Institution: National Technical University of Athens
    Collection : Digital Library of National Technical University of Athens | Dspace@NTUA
    RDF
    Πειραματική ανάλυση των τάσεων στο άκρο ρωγμής σε ενισχυμένη πλάκα με κατάλληλο επίθεμα
    Creator: Sougiannis, Ioannis K., Σούγιαννης, Ιωάννης Κ.
    Item type: Bachelor thesis
    Scientific field: Mechanical Engineering
    Υear: 2008
    School/department/institute: National Technical Univeristy of Athens ▶ School of Mechanical Engineering
    Institution: National Technical University of Athens
    Collection : Digital Library of National Technical University of Athens | Dspace@NTUA
    RDF
    Ενεργητική & παθητική πυροπροστασία μεταλλικών κτιρίων Active & passive fire protection for steel structure
    Creator: Lekkos, Panagiotis G., Λεκκός, Παναγιώτης Γ.
    Item type: Bachelor thesis
    Scientific field: Mechanical Engineering
    Υear: 2008
    School/department/institute: National Technical Univeristy of Athens ▶ School of Mechanical Engineering
    Institution: National Technical University of Athens
    Collection : Digital Library of National Technical University of Athens | Dspace@NTUA
    RDF
    Πειραματική μελέτη απόκρισης συνδετήρων σε δοκό από οπλισμένο σκυρόδεμα υπό δυναμική φόρτιση Experimental study ties in response of reinforced concrete beam under dynamic loading
    Creator: Ψύλλος, Νικόλαος Β., Psyllos, Nikolaos V.
    Item type: Bachelor thesis
    Scientific field: Mechanical Engineering
    Υear: 2009
    School/department/institute: National Technical Univeristy of Athens ▶ School of Mechanical Engineering
    Institution: National Technical University of Athens
    Collection : Digital Library of National Technical University of Athens | Dspace@NTUA
    RDF
    Βιοδιασπώμενα πολυμέρη εφαρμογές και θερμομηχανικές ιδιότητες Biodegradable polymers applications and thermomechanical behavior
    Creator: Gioti, Eleni G., Γιώτη, Ελένη Γ.
    Item type: Bachelor thesis
    Scientific field: Mechanical Engineering
    Υear: 2009
    School/department/institute: National Technical Univeristy of Athens ▶ School of Mechanical Engineering
    Institution: National Technical University of Athens
    Collection : Digital Library of National Technical University of Athens | Dspace@NTUA
    RDF
    Μελέτη αντλητικών φαινομένων σε ιατροβιολογικές εφαρμογές, μέσω αλληλεπίδρασης ροής ρευστού και κίνησης σώματος A study of pumping phenomena for biomedical applications by means of fluid flow interaction with a moving body
    Creator: Μανόπουλος, Χρήστος Γ., Manopoulos, Christos G.
    Item type: PhD thesis
    Scientific field: Mechanical Engineering
    Υear: 2009
    School/department/institute: National Technical Univeristy of Athens ▶ School of Mechanical Engineering
    Institution: National Technical University of Athens
    Collection : Digital Library of National Technical University of Athens | Dspace@NTUA
    RDF
    Μελέτη κατασκευής κρύου μοντέλου αναβράζουσας ρευστοποιημένης κλίνης για αεριοποίηση σκουπιδιών Study in the constuction of a cold model bubbling fluidized bed for the gasifiication of waste
    Creator: Mokos, Athanasios D., Μώκος, Αθανάσιος Δ.
    Item type: Bachelor thesis
    Scientific field: Mechanical Engineering
    Υear: 2009
    School/department/institute: National Technical Univeristy of Athens ▶ School of Mechanical Engineering
    Institution: National Technical University of Athens
    Collection : Digital Library of National Technical University of Athens | Dspace@NTUA
    RDF
    Υπολογισμός θερμοδυναμικού κύκλου ελληνικού Α.Η.Σ. σε συνθήκες μικτής καύσης ξηρού με φυσικό λιγνίτη
    Creator: Κούβελα, Ιωάννα Θ., Kouvela, Ioanna T.
    Item type: Bachelor thesis
    Scientific field: Mechanical Engineering
    Υear: 2009
    School/department/institute: National Technical Univeristy of Athens ▶ School of Mechanical Engineering
    Institution: National Technical University of Athens
    Collection : Digital Library of National Technical University of Athens | Dspace@NTUA
    RDF

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