Browsing NTNU Open by Author "Basarir, Hakan"
Now showing items 1-10 of 10
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4D Geomodelling using Lidar scans and MWD data analysis
Minnaard, Cornelis (Koen) W. (Master thesis, 2022)Measure While Drilling data is collected during production drilling in the Elkem Tana open pit mine. This data is currently underused in creating and updating the geological model of the ore body in the mine. Data collected ... -
Analyse av sprengningsdesignet for å minimere behovet for rensk ved Dalen Gruver
Løwø, Kristin (Master thesis, 2022) -
Closed-Form Solution to the Poromechanics of Deep Arbitrary-Shaped Openings Subjected to Rock Mass Alteration
Dong, Xiangjian; Karrech, Ali; Basarir, Hakan; Elchalakani, Mohamed; Qi, Chongchong (Peer reviewed; Journal article, 2020)The aim of this paper is to propose a closed-form solution to the poromechanics problem of stress and pore pressure distribution around noncircular openings at great depth subjected to hydrostatic water pressure and far-field ... -
Design av skivepallsbrytning i Ørtvannsforekomsten
Erik Gellein Halvorsen (Master thesis, 2024)Bruk av optimaliseringsverktøy for dagbruddsdesign har lenge vært i bruk, men det er først i nyere tid at gode tilsvarende verktøy for design optimalisering for underjordsdrift har kommet til. Dette skyldes kompleksiteten ... -
Designparameternes innvirkning på sprengningsresultat ved pukkproduksjon - Fokus på bakbryting, flygestein og fremkast ved bruk av drone og fotogrammetri
Nilsen, Bjørnar Myrseth (Master thesis, 2021)Målet for arbeidet med denne masteroppgaven var å svare på følgende spørsmål: • Hvordan påvirker designparameterne røysprofil, bakbryting og flygestein (flyrock)? • Hvordan påvirker litologiske variasjoner og strukturer ... -
Development of ECO-UHPC utilizing gold mine tailings as quartz sand alternative
Ahmed, Tanvir; Elchalakani, Mohamed; Basarir, Hakan; Karrech, Ali; Sadrossadat, Ehsan; Yang, Bo (Peer reviewed; Journal article, 2021)To ensure ultra-high performance, in terms strength and durability, coarse aggregate is typically avoided in UHPC (ultra-high performance concrete). Instead, very fine quartz sand is usually used as the only aggregate. ... -
An engineered ML model for prediction of the compressive strength of Eco-SCC based on type and proportions of materials
Sadrossadat, Ehsan; Basarir, Hakan; Karrech, Ali; Elchalakani, Mohamed (Journal article, 2022)Recently, various waste materials and industrial by-products such as supplementary cementitious materials (SCMs) have been proposed to improve the properties of self-compacting concrete (SCC). This profitable waste management ... -
Identifisering og Kvantifisering av utvalgte Designparametre for underjordsbrytning i Vestmalmen, Rana Gruber AS
Haugen, Iver Fossen (Master thesis, 2020)I denne oppgaven presenteres det kvantifiserte designparametre for underjordsdrift på Vestmalmen ved Rana Gruber i Ørtfjell. Målet er å komme med en anbefaling på dimensjoner og om mulig komme frem til den mest passende ... -
Limit analysis for the seismic stability of three-dimensional rock slopes using the generalized Hoek-Brown criterion
Karrech, A.; Dong, X.; Elchalakani, M.; Basarir, Hakan; Shahin, M.A.; Regenauer-Lieb, K. (Peer reviewed; Journal article, 2021)The parameters that influence slope stability and their criteria of failure are fairly understood but over-conservative design approaches are often preferred, which can result in excessive overburden removal that may ... -
Multi-objective mixture design of cemented paste backfill using particle swarm optimisation algorithm
Sadrossadat, Ehsan; Basarir, Hakan; Luo, Gunhao; Karrech, Ali; Durham, Richard; Fourie, Andy; Elchalakani, Mohamed (Peer reviewed; Journal article, 2020)In order to achieve a successful cemented paste backfill (CPB) mixture design, multiple project requirements such as strength, flowability and cost should be met. For this achievement, the key design parameters, solid ...