PILLAR BEHAVIOUR PREDICTION IN FRACTURED ROCK MASSES. APPLICATION IN BAUXITE PILLARS
Abstract
THE OBJECTIVE OF THIS THESIS IS THE PREDICTION OF THE MECHANICAL BEHAVIOUR OF MINE PILLARS IN DISCONTINUOUS ROCKS, WHERE ROCK DISCONTINUITIES PLAY THE PREDOMINANT ROLE TO THE PILLAR DESIGN, IN ORDER TO IMPROVE THE STABILITY CONDITIONS OF THE UNDERGROUND EXPLOITATIONS. TOWARDS THE FULFILLMENT OF THE THESIS OBJECTIVES, A METHODOLOGY IS SUGGESTED WHICH IS BASED ON THE FOLLOWING: A) THE STOCHASTIC MODELLING OF ROCK MASS DISCONTINUITY SYSTEMS, WHICH PROVIDES THE MOST RELIABLE VALUES FOR THE PARAMETERS OF THE DISTRIBUTIONS OF THE DISCONTINUITY FEATURES AND B) THE MODELLING OF JOINTED ROCK MECHANICAL BEHAVIOUR AS AN EQUIVALENT CONTINUOUS MATERIAL WHERE THE MECHANICAL BEHAVIOUR OF THE ROCK MASS, INTERSECTED BY N DISCONTINUITY SETS, IS CONSIDERED AS THE TOTAL RESULT OF THE MECHANICAL BEHAVIOUR OF THE INTACT ROCK BLOCKS BETWEEN THE INTERSECTED DISCONTINUITIES AND THE MECHANICAL BEHAVIOUR OF EACH OF THE DISCONTINUITIES. THE SUGGESTED METHOD IS VERIFIED BY A PARAMETRIC ANALYSIS BA ...
show more
Download full text in PDF format (10.35 MB)
(Available only to registered users)
|
All items in National Archive of Phd theses are protected by copyright.
|
Usage statistics
VIEWS
Concern the unique Ph.D. Thesis' views for the period 07/2018 - 07/2023.
Source: Google Analytics.
Source: Google Analytics.
ONLINE READER
Concern the online reader's opening for the period 07/2018 - 07/2023.
Source: Google Analytics.
Source: Google Analytics.
DOWNLOADS
Concern all downloads of this Ph.D. Thesis' digital file.
Source: National Archive of Ph.D. Theses.
Source: National Archive of Ph.D. Theses.
USERS
Concern all registered users of National Archive of Ph.D. Theses who have interacted with this Ph.D. Thesis. Mostly, it concerns downloads.
Source: National Archive of Ph.D. Theses.
Source: National Archive of Ph.D. Theses.