Εθνικό Μετσόβιο Πολυτεχνείο (ΕΜΠ)
ΠΑΡΑΜΕΤΡΟΙ ΠΟΥ ΕΠΗΡΕΑΖΟΥΝ ΤΗΝ ΕΞΟΡΥΞΙΜΟΤΗΤΑ ΤΩΝ ΠΕΤΡΩΜΑΤΩΝ ΜΕ ΚΑΔΟΦΟΡΟ ΕΚΣΚΑΦΕΑ
Abstract
dc:descriptionIN THIS DISSERTATION THE PARAMETERS AFFECTING BWE DIGGABILITY ARE INVESTIGATED AND A DIGGABILITY CRITERION IS INTRODUCED WHICH INCORPORATES TWO PARAMETERS, THE EFFECTIVE OUTPUT OF THE BUCKET WHEEL EXCAVATOR AND THE SPECIFIC DIGGING ENERGY OF THE ROCK MASS. THE PROPOSED CRITERION IS FORMULATED BY USING THE SIMULATORBWDIG, WHICH SIMULATES THE DIGGING OPERATION OF A STANDARD BUCKET WHEEL EXCAVATOR WITH A CROWDLESS-TYPE BUCKET WHEEL BOOM, EXCAVATING ACCORDING TO THE FULL BLOCK-TERRACE CUT METHOD. IN ORDER TO COMPARE THE PERFORMANCE OF DIFFERENT BWE DESIGNS, A BWE DIGGABILITY INDEX IS, ALSO, PROPOSED WHICH INCORPORATES THE EFFECTIVE OUTPUT OF THE BWE, THE SPECIFIC DIGGING ENERGY OF THE ROCK MASS, AND THE WEAR RATE OF THE CUTTING TOOLS.
Degree
thesis:*- Grantor dc:publisher
- Εθνικό Μετσόβιο Πολυτεχνείο (ΕΜΠ)
- Year dc:date
- 1989
Author and committee
dc:creator, dc:contributor.*- Authors dc:creator
-
- Παναγιώτου, Γεώργιος
- Panagiotou, Georgios
Subjects
dc:subject × 14- BUCKET WHEEL EXCAVATOR (BLUE)
- DIGGABILITY OF ROCKS
- EXCAVATION OF ROCKS
- OPENCAST LIGNITE MINING
- SIMULATION OF ROCK EXCAVATION
- ΕΞΟΡΥΞΙΜΟΤΗΤΑ ΠΕΤΡΩΜΑΤΩΝ
- Καδοφόρος εκσκαφέας
- ΜΗΧΑΝΙΚΗ ΕΞΟΡΥΞΗ ΠΕΤΡΩΜΑΤΩΝ
- ΠΡΟΣΟΜΟΙΩΣΗ ΕΞΟΡΥΞΗΣ ΠΕΤΡΩΜΑΤΩΝ
- ΥΠΑΙΘΡΙΑ ΕΚΜΕΤΑΛΛΕΥΣΗ ΚΟΙΤΑΣΜΑΤΩΝ ΛΙΓΝΙΤΗ
- Engineering and Technology
- Environmental Engineering
- Επιστήμες Μηχανικού και Τεχνολογία
- Περιβαλλοντική Μηχανική
Rights
- Language dc:language
- gre
Identifiers
dc:identifier.*- Identifier
- 10.12681/eadd/1061
- OAI identifier oai:identifier
- oai:10442/1061