Essays about: "bergteknik"

Found 2 essays containing the word bergteknik.

1. 1. Analysis of rock grouting with variable injection pressure

   University essay from KTH/Hållbar utveckling, miljövetenskap och teknik

   Author : Zhuohang Lian; [2022]
   Keywords : Rock engineering; Rock grouting; Variable injection pressure; Dynamic grouting technique;

   Abstract : Rock grouting is an effective technique frequently used in rock engineering to reduce  groundwater ingress and increase the stability of surrounding rock mass. The real time grouting control (RTGC) is one of widely used  analytical models to predict the grouting process. READ MORE

3. 2. Numerical Investigation of Rock Support Arches

   University essay from Luleå tekniska universitet/Geoteknologi

   Author : Theofanis Rentzelos; [2019]
   Keywords : rock mechanics; rock engineering; rock support arches; artificial pressure arches; mining; FLAC3D; numerical investigation; numerical modeling; Dammsjön orebody; model calibration; rockbolt perfomance; ground support; field measurements; displacements; rock support yielding; rock mass yielding; point load test; rill mining method; Avoca mining method; Boliden; rill bench; parametric study; μηχανική πετρωμάτων; μεταλλευτική; υπόγεια έργα; υποστήριξη σηράγγων; υποστήριξη υπόγειων έργων; αριθμητική προσομοίωση διαρροή υποστήριξης; μετατοπίσεις; διαρροή βραχομάζας; τεχνητό τόξο υποστήριξης πετρώματος; δοκιμή σημειακής φόρτισης; παραμετρική ανάλυση; Ακαδημία Αθηνών; bergteknik;

   Abstract : The Garpenberg mine, owned by the Boliden Mining group, has established a trial area at Dammsjön orebody in order to examine the possibility of increasing the productivity of the mine. The mine uses the rill mining method with a current rill height of 15 m. READ MORE