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Keywords: displacement
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Proceedings Papers

Paper presented at the ISRM International Symposium on In-Situ Rock Stress, May 10–12, 2016
Paper Number: ISRM-ISRS-2016-009
...7th International Symposium on ln-51tu Rock stress May 10-12,2016, Tampera, Finland Johansson & Raasakka (ads) ISBN 978-951-758-806-1 ISSN 0356-9403 A NEW ATTEMPT OF INVERTING TECTONIC STRESS TENSOR FROM COSEISMIC DISPLACEMENT APPLIED TO WENCHUAN EARTHQUAKE Hongyan Zhang (zhy0720@126.com) Key...
Proceedings Papers

Paper presented at the ISRM International Symposium on In-Situ Rock Stress, May 10–12, 2016
Paper Number: ISRM-ISRS-2016-015
...7th lnt.mational Symposium on ln.Silu Rock Stress May 10..12, 201 B, Tampon, Finland Johansaon & Rusakka ls) ISBN 978-951-758-606-1 ISSN 0356-9403 CONTINUED ROCK STRESS AND DISPLACEMENT MEASUREMENTS COMBINED WITH NUMERICAL MODELING AS AN ACTIVE, REALISTIC ROCK ENGINEERING TOOL Nghia Quoc Trinh...
Proceedings Papers

Paper presented at the ISRM International Symposium on In-Situ Rock Stress, May 10–12, 2016
Paper Number: ISRM-ISRS-2016-052
... on cyclic shear behavior of non planar infilled joints at CNS boundary condition. It is also observed that there is no effect of CNS boundary condition on shear behaviour of infilled joints at high normal stress and infill thickness. displacement normal stress shear cycle infilled joint shear...
Proceedings Papers

Paper presented at the ISRM International Symposium on In-Situ Rock Stress, May 10–12, 2016
Paper Number: ISRM-ISRS-2016-038
... knowledge management hydraulic fracturing Fracture Zone Raasakka Tampere reservoir geomechanics displacement underground train station excavation Roundhouse Symposium international symposium Reservoir Characterization ground transportation Finland Johansson rock cover in-situ rock stress...
Proceedings Papers

Paper presented at the ISRM International Symposium on In-Situ Rock Stress, May 10–12, 2016
Paper Number: ISRM-ISRS-2016-059
... is supressed the normal load is increased. This may lead to shearing of the asperities. If both the vertical and horizontal displacement are recorded during CNL testing, the dilatation may be calculated and numerically removed to provide a CNS estimate. In this paper three rock joint samples from...
Proceedings Papers

Paper presented at the ISRM International Symposium on In-Situ Rock Stress, May 10–12, 2016
Paper Number: ISRM-ISRS-2016-030
... the standard linear solid model's constitutive relation. The results show following characteristics: Under the control of crustal medium's rheological mechanism in the Tibetan plateau, the eastward displacement components become bigger and bigger from west to east in the Tibetan plateau. The maximum appears...
Proceedings Papers

Paper presented at the ISRM International Symposium on In-Situ Rock Stress, May 10–12, 2016
Paper Number: ISRM-ISRS-2016-060
... Abstract Excavation of long deep tunnels through adverse ground conditions by shielded TBMs requires thorough rock stability analyses to evaluate the possibility of entrapment of the machine. This refers to the assessment of ground pressure and displacement in tunnel walls. For this purpose...
Proceedings Papers

Paper presented at the ISRM International Symposium on In-Situ Rock Stress, May 10–12, 2016
Paper Number: ISRM-ISRS-2016-055
... method to monitor stress state change caused by mining activities. The method is based regression between linearly elastic modelling and displacement measurements. The regression in the method is formed with least squares method. machine learning Artificial Intelligence Raasakka Reservoir...
Proceedings Papers

Paper presented at the ISRM International Symposium on In-Situ Rock Stress, May 10–12, 2016
Paper Number: ISRM-ISRS-2016-025
.... The project included in-situ stress measurement campaigns, stability analyses and rock displacement monitoring during the excavation phase. The stress measurements were conducted with hydraulic fracturing method. In this paper, the test results and their analysis are presented. Comparison of the predicted...
Proceedings Papers

Paper presented at the ISRM International Symposium on In-Situ Rock Stress, August 25–27, 2010
Paper Number: ISRM-ISRS-2010-058
..., the surrounding rock of the roadway is also in the folder for coal-line, all these are the disadvantage factors affect the roadway stability reservoir geomechanics ground stress coupling support roadway Reservoir Characterization Upstream Oil & Gas displacement mechanism metals & mining...
Proceedings Papers

Paper presented at the ISRM International Symposium on In-Situ Rock Stress, August 25–27, 2010
Paper Number: ISRM-ISRS-2010-102
... aperture free surface rock mass Reservoir Characterization Monte Carlo simulation htpf test Upstream Oil & Gas procedure displacement application matrix fracture equation interaction valinezhad Rock Stress and Earthquakes Xie (ed.) © 2010 Taylor & Francis Group, London, ISBN 978-0...
Proceedings Papers

Paper presented at the ISRM International Symposium on In-Situ Rock Stress, August 25–27, 2010
Paper Number: ISRM-ISRS-2010-139
... changes and the micro displacement of fault were ynchronously rippled. That the similar crustal stress changes were measured in the corresponding period at the stations ten to hundreds km apart. In the regions of few earthquakes the crustal stress were stable, and that earthquakes was predicted...
Proceedings Papers

Paper presented at the ISRM International Symposium on In-Situ Rock Stress, August 25–27, 2010
Paper Number: ISRM-ISRS-2010-097
.... In this paper, the focus is on the different influence of geostress on the deformation of a deep soft rock tunnel based on different large deformation theories. Reservoir Characterization floor heave polar decomposition module module tunnel reservoir geomechanics displacement decomposition module...
Proceedings Papers

Paper presented at the ISRM International Symposium on In-Situ Rock Stress, August 25–27, 2010
Paper Number: ISRM-ISRS-2010-121
... ABSTRACT: The Red River Fault Zone is a gigantic slide-slip fault zone extending up to 1000 km from Tibet to South China Sea. It is complex, consisting of up to four strands, and is dominated by right-lateral strike-slip displacement. Evidence for an extensional component of displacement...
Proceedings Papers

Paper presented at the ISRM International Symposium on In-Situ Rock Stress, August 25–27, 2010
Paper Number: ISRM-ISRS-2010-093
... the failure pattern of rock slope under static loads, where a circular slip failure surface normally formed in the rockmass. The approach suggested in this paper also can be used generally for estimating dynamic load influences on the development of stress and displacement fields around rock slopes. 1...
Proceedings Papers

Paper presented at the ISRM International Symposium on In-Situ Rock Stress, August 25–27, 2010
Paper Number: ISRM-ISRS-2010-141
... ABSTRACT: A RZB-type Capacitive Borehole Inclinometer (RZB-type CBI) is designed to measure the inclination angle by the reaction of a capacitance with small displacement or small angle. It is characterized by high sensitivity (2×10−4 degree/sec.), good linearity (≤1%) and simple circuit...
Proceedings Papers

Paper presented at the ISRM International Symposium on In-Situ Rock Stress, August 25–27, 2010
Paper Number: ISRM-ISRS-2010-024
... Reservoir Characterization displacement strain gauge rosette excavation mass condition excavation profile rock mass failure MPa Sintef indication Upstream Oil & Gas instability tunnel procedure rock mass host rock Rock Stress and Earthquakes Xie (ed.) © 2010 Taylor & Francis Group...
Proceedings Papers

Paper presented at the ISRM International Symposium on In-Situ Rock Stress, August 25–27, 2010
Paper Number: ISRM-ISRS-2010-015
... at the center of this arrangement. Reservoir Characterization reservoir geomechanics accuracy validity evaluation gauge critical laboratory investigation displacement procedure concrete block equation installation Situ stress Determination compaction diagonal Duvall vertical direction...
Proceedings Papers

Paper presented at the ISRM International Symposium on In-Situ Rock Stress, August 25–27, 2010
Paper Number: ISRM-ISRS-2010-050
.... Reservoir Characterization Modeling & Simulation displacement seam metals & mining coalbed methane concentration numerical simulation mining coal seam coal seam reservoir geomechanics coal seam gas regularity low coal seam down-canal coal seam upper rock in-situ rock stress coal...
Proceedings Papers

Paper presented at the ISRM International Symposium on In-Situ Rock Stress, August 25–27, 2010
Paper Number: ISRM-ISRS-2010-111
.... Hast) first carried out the work of earth stress measurements in the Scandinavian Peninsula. Reservoir Characterization lithosphere back-analysis method application structural geology displacement earthquake prediction excavation stress measurement Upstream Oil & Gas calculation...

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