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1-20 of 22
Keywords: extraction
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Proceedings Papers
The Role of Subsurface Engineering in the Net-Zero Energy Transition
Available to Purchase
Paper presented at the ISRM Regional Symposium - 11th Asian Rock Mechanics Symposium, October 21–25, 2021
Paper Number: ISRM-ARMS11-2021-029
... Abstract Subsurface energy systems have historically focused on extraction of hydrocarbons through mining (coal) or drilling and pumping (oil and gas). These extractive industries have led to myriad environmental damages at the land surface as well as large greenhouse gas emissions...
Proceedings Papers
A Numerical Method of Hydraulic Fracturing in Coal Seam for Enhancing Gas Drainage
Available to Purchase
Paper presented at the ISRM Regional Symposium - 11th Asian Rock Mechanics Symposium, October 21–25, 2021
Paper Number: ISRM-ARMS11-2021-002
... Abstract Hydraulic fracturing technology, as one of the measures to enhance the coal seam permeability artificially and increase the coalbed-methane gas extraction rate, has its remarkable advantages. Although the interaction between fluid and coal has been studied comprehensively...
Proceedings Papers
Recent Temporal Changes in the Stress State and Fault Reactivation Assessment of HTB Underground Gas Storage in China Associated with Gas Injection and Extraction
Available to Purchase
Paper presented at the ISRM Regional Symposium - 11th Asian Rock Mechanics Symposium, October 21–25, 2021
Paper Number: ISRM-ARMS11-2021-096
... Abstract The stress state variations due to seasonal injection and extraction of gas in HTB underground gas storage (HTB-UGS) were estimated, as well as the fault-slip analysis of the main fault, to understand how gas injection and extraction result in earthquakes. The stress state...
Proceedings Papers
Automatic Extraction of Rock Discontinuities from Point Clouds Using Dynamic DBSCAN Algorithm
Available to Purchase
Paper presented at the ISRM Regional Symposium - 11th Asian Rock Mechanics Symposium, October 21–25, 2021
Paper Number: ISRM-ARMS11-2021-221
... photogrammetry [5-9] . The DOM formed by these dense point clouds allows engineers to perform the information extraction on a computer. In addition, many researchers have been working on the automatic extraction of discontinuity parameters (e.g., orientation, spacing, trace persistence, and roughness) from...
Proceedings Papers
Automatic Extraction of Rockfall Source Based on Terrain Analysis Map Using Support Vector Machine
Available to Purchase
Paper presented at the ISRM Regional Symposium - 11th Asian Rock Mechanics Symposium, October 21–25, 2021
Paper Number: ISRM-ARMS11-2021-350
... Abstract Disaster prevention inspections, without overlooking the sources of falling rock, are essential for establishing efficient slope management and countermeasures. This study presents an automatic extraction method for rockfall sources, using remote sensing and artificial intelligence...
Proceedings Papers
Rock Discontinuities Mapping with Computer-Based Lineament Extraction from Satellite Imagery
Available to Purchase
Paper presented at the ISRM Regional Symposium - 11th Asian Rock Mechanics Symposium, October 21–25, 2021
Paper Number: ISRM-ARMS11-2021-400
... gold mine in Nuba Mountains, Sudan. The satellite image contains band 7, band 4, and band 1 in red, blue, and green. In addition, band 5 is assigned to obtain the average of the three bands. The automatic extraction of lineaments approach was initially carried out with PCI Geomatica software...
Proceedings Papers
Feasibility Analysis of Utilization of Shallow Geothermal Energy Through LNG Tank Pile Foundation
Available to Purchase
Paper presented at the ISRM Regional Symposium - 11th Asian Rock Mechanics Symposium, October 21–25, 2021
Paper Number: ISRM-ARMS11-2021-446
... is benefit for the long-term stability of heat exchangers. pipe environmental science 861 geologist reservoir geomechanics seepage foundation extraction liquified natural gas (lng) society iop publishing iop conf gasification lng gasification geology geological subdiscipline conference...
Proceedings Papers
The Successful Extraction and Beneficiation of the UG2 Split Reef
Available to Purchase
Paper presented at the ISRM International Symposium - 10th Asian Rock Mechanics Symposium, October 29–November 3, 2018
Paper Number: ISRM-ARMS10-2018-084
... Abstract An area consisting of UG2 Spit Reef provided a unique challenge to extract the reserves by means of a safe and feasible mining strategy. The proposed strategy was required to ameliorate the exposure of personnel to geotechnical risk whilst providing a feasible scenario from a cost...
Proceedings Papers
Method for Extracting the Source of Falling Rock From Microtopography Highlight Map Created by High-Density Aerial Laser Data
Available to Purchase
Paper presented at the ISRM International Symposium - 10th Asian Rock Mechanics Symposium, October 29–November 3, 2018
Paper Number: ISRM-ARMS10-2018-232
... diagrams that calculate the amount of inclination for each grid datum and change the lightness accordingly to express the topography, and wavelet-analysis diagrams that emphasize the change in the unevenness through wavelet analysis, are generally used. However, it is difficult to extract sources...
Proceedings Papers
Numerical Modelling and Design for Extracting a Flatly Dipping Orebody Using Cemented Rock Fill to Control Subsidence
Available to PurchaseJohn Loui Porathur, Chandrani Prasad Verma, Subrata Dutta, Nyasha Gwatinba, Velayudhan Gopi, Minnie Jose
Paper presented at the ISRM International Symposium - 10th Asian Rock Mechanics Symposium, October 29–November 3, 2018
Paper Number: ISRM-ARMS10-2018-196
... in northern part of India. In most of the cases the orebody occurs as steeply pitching deposit, but often some limbs or lenses of the main orebody occur flatly dipping. This makes them prone to sudden collapse, when extracted using open stoping methods at shallow and moderate depth of cover. It is therefore...
Proceedings Papers
Mechanized Overhand Cut and Fill Stope Design in Manganese Ore Body in MOIL - A Case Study of Ukwa Mine, India
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Paper presented at the ISRM International Symposium - 10th Asian Rock Mechanics Symposium, October 29–November 3, 2018
Paper Number: ISRM-ARMS10-2018-239
... was used for evaluating potential modes of failure due to unfavorably oriented discontinuities. From the analysis it is found that pre mining support of roof bolt and long bolt to be introduced for supporting the entries to the stope and also for reinforcing the stope back during extraction of the slices...
Proceedings Papers
Application of Three-Dimensional Laser Scanning Data to Acquire Geometrical Data for Fractured Rock Mass Modeling
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Paper presented at the ISRM International Symposium - 8th Asian Rock Mechanics Symposium, October 14–16, 2014
Paper Number: ISRM-ARMS8-2014-075
.... The acquired geometric data of fractures were compared with data acquired by a geologist. Consequently, the fractures were extracted by visible reading of images generated from 3DLS data, and a trace map was generated as geometric data. Strike/dip data of fractures were also acquired. The results confirmed...
Proceedings Papers
Estimation of Mining-induced Fault-slip Potential in Underground Mines
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Paper presented at the ISRM International Symposium - 8th Asian Rock Mechanics Symposium, October 14–16, 2014
Paper Number: ISRM-ARMS8-2014-176
... paper, the variation in fault-slip potential induced by ore extraction in underground mining is examined with a 3D mine-wide model encompassing a steeply dipping tabular orebody at a depth of 1.5km below surface, and in situ stress conditions that are typical of the PreCambrian Shield. The fault...
Proceedings Papers
An Investigation on Effect of Underground Mining of Extra-thick Coal Seams on Large Open-pit Slope Stability
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Paper presented at the ISRM Regional Symposium - 7th Asian Rock Mechanics Symposium, October 15–19, 2012
Paper Number: ISRM-ARMS7-2012-145
... Displacement Contour coal seam open pit wall coal bed methane displacement Reservoir Characterization contour coal seam gas numerical analysis mechanical property failure state pit wall underground working metals & mining complex reservoir extraction investigation Thailand underground...
Proceedings Papers
Some Practical Rock Mechanics Considerations During Underground Pillar Extraction From Deep Coal Seams
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Paper presented at the ISRM Regional Symposium - 7th Asian Rock Mechanics Symposium, October 15–19, 2012
Paper Number: ISRM-ARMS7-2012-155
... ABSTRACT Difficult geo-mining conditions of a deep seated coal pillars limit the scope of conventional semi-mechanised depillaring process, mainly due to their slow rate of extraction. Application of a fully mechanized depillaring process has resulted faster rate of extraction resulting...
Proceedings Papers
Automatic Lineaments Extraction From Multi-Resolution Satellite Imagery
Available to Purchase
Paper presented at the ISRM International Symposium - 6th Asian Rock Mechanics Symposium, October 23–27, 2010
Paper Number: ISRM-ARMS6-2010-037
... Abstract: The study of structural lineaments is important for mineral exploration, geotectonic and geotechnical studies, flow and contaminant transport and for the mitigation of geologic hazards. This work deals with automatic extraction of lineaments from satellite imageries of different...
Proceedings Papers
Recognition Of Potential Areas For The Extraction Of Armourstone In Maritime Works (NW Portugal): Coupling GIS Mapping, Geomaterial And Geotechnics Aspects
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Paper presented at the ISRM International Symposium - 6th Asian Rock Mechanics Symposium, October 23–27, 2010
Paper Number: ISRM-ARMS6-2010-036
... and geotechnical quarry assessment. This study reports results from the second phase which comprises the evaluation of quarries and the identification of potential areas for the extraction of armourstone with quality and availability to supply maritime structures. It was proposed a zoning of the NW Portugal region...
Proceedings Papers
Rock Mechanics Considerations For The Success Of Mechanised Coal Pillar Extraction In India
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Paper presented at the ISRM International Symposium - 6th Asian Rock Mechanics Symposium, October 23–27, 2010
Paper Number: ISRM-ARMS6-2010-138
... Abstract: Indian coalfields inherit difficult geo-mining conditions, which make it difficult to extract developed coal pillars by an underground mining approach. However, to meet the demand of coal production, three attempts of application of the mechanised depillaring have been made...
Proceedings Papers
Stochastic Analysis Of Haulage Drift Stability Using Numerical Modelling
Available to Purchase
Paper presented at the ISRM International Symposium - 6th Asian Rock Mechanics Symposium, October 23–27, 2010
Paper Number: ISRM-ARMS6-2010-143
... stope 4 WCR reservoir geomechanics Engineering wcr value metals & mining stochastic analysis extraction parametric study numerical model deterministic model haulage drift stability probability unsatisfactory performance haulage drift Reservoir Characterization Upstream Oil & Gas...
Proceedings Papers
Numerical Simulation Of A Major Depillaring Operation & Predicting Its Ground Response Using 'Dfm' Model At Mochia Mine
Available to Purchase
Paper presented at the ISRM International Symposium - 6th Asian Rock Mechanics Symposium, October 23–27, 2010
Paper Number: ISRM-ARMS6-2010-150
... Abstract: Exploitation of minerals is a major source of revenue stimulating growth of a nation. Wave of globalization has further augmented endeavors in this direction leading to extraction of ore locked in remnant mine pillars situated in high ground stresses. One mega operation was carried...
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