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Keywords: permeability
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Proceedings Papers

Paper presented at the ISRM International Symposium - EUROCK 2020, June 14–19, 2020
Paper Number: ISRM-EUROCK-2020-058
... gallery hard rock cavern permeability cavern leakage pressure fractured rock mass Abstract The global demand onto large volumes of hydrocarbons to be stored in rock caverns lead to the development of very large caverns. The larger the cavern sections, the larger the potentially unstable blocks...
Proceedings Papers

Paper presented at the ISRM International Symposium - EUROCK 2020, June 14–19, 2020
Paper Number: ISRM-EUROCK-2020-048
... geomaterial permeability specimen effective stress measurement cell compression reservoir rock © International Society for Rock Mechanics and Rock Engineering Norwegian Group for Rock Mechanics ISBN: 978-82-8208-072-9 C.C. Li, H. Ødegaard, A.H. Høien, J. Macias (Eds.) ISRM International Symposium...
Proceedings Papers

Paper presented at the ISRM International Symposium - EUROCK 2020, June 14–19, 2020
Paper Number: ISRM-EUROCK-2020-031
... and changes the distribution of pore pressure around the wellbore. Matrix with high permeability will trigger a more severe breathing effect. However, Young's modulus has little effect on breathing effect. The degree of breathing effect will not deteriorate with the further aperture increase of fracture...
Proceedings Papers

Paper presented at the ISRM European Rock Mechanics Symposium - EUROCK 2017, June 20–22, 2017
Paper Number: ISRM-EUROCK-2017-017
... flow in porous media Reservoir Characterization Upstream Oil & Gas reservoir geomechanics Fluid Dynamics specimen ultrasonic measurement malm limestone permeability porosity procedure saturation tensile strength Germany dolomite effective stress limestone ultrasonic wave...
Proceedings Papers

Paper presented at the ISRM European Rock Mechanics Symposium - EUROCK 2017, June 20–22, 2017
Paper Number: ISRM-EUROCK-2017-085
... were performed by using core sample retrieved from Cretaceous formation, and intrinsic permeability was evaluated. Secondly, the internal structure of rock samples was observed by X-ray CT scanner, and porosity distributions were also evaluated by comparing CT image data between the dry and the water...
Proceedings Papers

Paper presented at the ISRM European Rock Mechanics Symposium - EUROCK 2017, June 20–22, 2017
Paper Number: ISRM-EUROCK-2017-066
.... There are developed the chemical compositions to form the membranes impermeable and drainage elements. Also, there is provided the stand s description and laboratory studies results which are the compositions influence on permeability of porous medium. A method of creating membranes by hydraulic fracturing...
Proceedings Papers

Paper presented at the ISRM European Rock Mechanics Symposium - EUROCK 2017, June 20–22, 2017
Paper Number: ISRM-EUROCK-2017-019
..., laboratory tests were carried out to assess and characterize the mechanical behaviour of the MEGT. Physical properties of the MEGT were first measured, including porosity, permeability, and elastic wave velocity. Mechanical characterization was then performed using a combination of uniaxial, tensile...
Proceedings Papers

Paper presented at the ISRM European Rock Mechanics Symposium - EUROCK 2017, June 20–22, 2017
Paper Number: ISRM-EUROCK-2017-082
... Abstract Field measurement of rock mass permeability is essential that numerous factors influence its directional magnitude. Lugeon test is a popularly conducted field instrument in order to measure hydraulic conductivity of a rock mass. Discontinuity orientation, spacing and discontinuity...
Proceedings Papers

Paper presented at the ISRM European Rock Mechanics Symposium - EUROCK 2017, June 20–22, 2017
Paper Number: ISRM-EUROCK-2017-092
... Abstract Extensive rock grouting has been carried out during the construction phase of the Cityringen Metro Project. The main goal of the rock grouting has been to reduce the permeability in the rock by filling joints, cracks and fissures, in order to minimize the groundwater inflow during...
Proceedings Papers

Paper presented at the ISRM European Rock Mechanics Symposium - EUROCK 2017, June 20–22, 2017
Paper Number: ISRM-EUROCK-2017-138
.... hydraulic fracturing hydraulic fracture propagation geometry fracture Upstream Oil & Gas Simulation fracture propagation wellbore stress shadow effect Rock mechanics stress field discontinuum permeability multistage fracturing Konietzky procedia engineering 191 principal stress...
Proceedings Papers

Paper presented at the ISRM European Rock Mechanics Symposium - EUROCK 2017, June 20–22, 2017
Paper Number: ISRM-EUROCK-2017-094
... distribution. In addition, the effective parameters of anisotropic permeability and their changes induced by different levels of loading are estimated using Kozeny-Carman formula. 1. Introduction Shale, a fine-grained sedimentary rock, is composed of highly compacted clay particles, nanometric porosity...
Proceedings Papers

Paper presented at the ISRM European Rock Mechanics Symposium - EUROCK 2017, June 20–22, 2017
Paper Number: ISRM-EUROCK-2017-054
... density, measuring of longitudinal ultrasonic wave propagation velocity, thermal conductivity and volumetric heat capacity. Besides the physical characteristics determined in the same specimen before and after tempering gas permeability and thermal expansion untempered and tempered test specimens...
Proceedings Papers

Paper presented at the ISRM International Symposium - EUROCK 2016, August 29–31, 2016
Paper Number: ISRM-EUROCK-2016-011
... ABSTRACT: The permeability for two types of sandstone, Berea sandstone and sandstone from Otway Paaratte formation, under different confining pressure are measured and porosity is investigated 3D micro-focus X-ray CT and 3D medial axis analysis. The permeability is determined using flow pump...
Proceedings Papers

Paper presented at the ISRM International Symposium - EUROCK 2016, August 29–31, 2016
Paper Number: ISRM-EUROCK-2016-069
... ABSTRACT: Hydraulic-mechanical (HM) processes including fracture propagation in geomaterials are important factors for many geo-environmental issues. A coupled HM simulation tool, TOUGH-RBSN, has been developed to investigate permeability change of porous medium due to mechanical initial...
Proceedings Papers

Paper presented at the ISRM International Symposium - EUROCK 2016, August 29–31, 2016
Paper Number: ISRM-EUROCK-2016-087
... ABSTRACT: In this paper, effect of matrix permeability and fracture density on flow pattern and overall permeability is presented. According to the literature, dual fracture method (DFM) is an efficient numerical method for investigating the flow in dual porous mediums. In this method, matrix...
Proceedings Papers

Paper presented at the ISRM International Symposium - EUROCK 2016, August 29–31, 2016
Paper Number: ISRM-EUROCK-2016-007
... Reservoir Characterization Modeling & Simulation stress invariant fault reactivation injection Upstream Oil & Gas Thickness publication criterion coupling displacement reactivation architecture Petroleum Reservoir Fault Zone permeability structural geology equation Rock Mechanics...
Proceedings Papers

Paper presented at the ISRM International Symposium - EUROCK 2016, August 29–31, 2016
Paper Number: ISRM-EUROCK-2016-042
... fracturing aperture borehole specimen hydraulic fracture bedding plane permeability Wellbore Design strength initiation pipe fluid viscosity particle model Rock Mechanics and Rock Engineering: From the Past to the Future Ulusay et al. (Eds) © 2016 Taylor & Francis Group, London, ISBN 978-1...
Proceedings Papers

Paper presented at the ISRM International Symposium - EUROCK 2016, August 29–31, 2016
Paper Number: ISRM-EUROCK-2016-023
... to the free face of an underground excavation at low confinement. A triaxial cell has been designed to examine spalling behavior of sedimentary rocks under low confinement up to 1 MPa. The triaxial vessel allows to measure axial and circumferential displacements, permeability as well as acoustic emissions...
Proceedings Papers

Paper presented at the ISRM International Symposium - EUROCK 2016, August 29–31, 2016
Paper Number: ISRM-EUROCK-2016-142
... excavation concrete plug water injection borehole permeability airtightness ABSTRACT: The operation shaft plug in the LPG (Liquefied Petroleum Gas) underground rock storage is the important structure in airtight system. The purpose of the study is application for construction and development...
Proceedings Papers

Paper presented at the ISRM International Symposium - EUROCK 2016, August 29–31, 2016
Paper Number: ISRM-EUROCK-2016-167
... permeability fill material paste backfill solid concentration pore water pressure ABSTRACT: Stabilization of mine stopes with cemented paste backfill (CPB) has become a common practice across the mining industry due to its effectiveness, low cost and ease of use. Furthermore, backfill imposes...

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