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Keywords: elasticity
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Proceedings Papers
Paper presented at the 15th ISRM Congress, October 9–14, 2023
Paper Number: ISRM-15CONGRESS-2023-502
... (22 °C, 250 °C, 375 °C, 500 °C, 625 °C, 750 °C) for P and S-ultrasound velocities, bulk density, Duroskop rebound, uniaxial compressive strength, and modulus of elasticity. Analysis revealed temperature-related physical deterioration via test results. Significant changes occurred above 500 °C...
Proceedings Papers
Paper presented at the 15th ISRM Congress, October 9–14, 2023
Paper Number: ISRM-15CONGRESS-2023-369
... strength strength sedimentary rock geology specimen geological subdiscipline diameter correlation society optimization core specimen correction astm elasticity deviation material limestone specimen determination uniaxial compressive strength american society 15th ISRM Congress 2023...
Proceedings Papers
Paper presented at the 15th ISRM Congress, October 9–14, 2023
Paper Number: ISRM-15CONGRESS-2023-375
... ABSTRACT: Uniaxial compressive strength (UCS), elasticity modulus (E) and Poisson's ratio (υ) are critical design parameters in engineering. This study investigates the relationship between the UCS, Et (slope of the line tangent at 50% of the UCS) and υ of limestone core with various diameters...
Proceedings Papers
Paper presented at the 14th ISRM Congress, September 13–18, 2019
Paper Number: ISRM-14CONGRESS-2019-280
... wellbore integrity uniaxial compressive strength upstream oil & gas reservoir characterization correlation tensile strength university porous limestone strength elasticity porous limestone specimen absorption coefficient mpa poisson state budapest university wellbore design...
Proceedings Papers
Paper presented at the 14th ISRM Congress, September 13–18, 2019
Paper Number: ISRM-14CONGRESS-2019-259
... Abstract The information obtained from geotechnical tests are and the knowledge of the rock mass characteristics are fundamental for a good rock fragmentation quality. With this fundamental, the Uniaxial Compression Tests and Elasticity Modules are important parameters to support the Kuz- Ram...
Proceedings Papers
Paper presented at the 14th ISRM Congress, September 13–18, 2019
Paper Number: ISRM-14CONGRESS-2019-331
... to a far-field uniform compression. At the perimeter of the hole an all-around uniform pressure is applied. The constitutive law adopted for the elastic region is a special form of gradient elasticity while for the plastic region around the tunnel; the Tresca failure criterion is used. Appropriate boundary...
Proceedings Papers
Paper presented at the 13th ISRM International Congress of Rock Mechanics, May 10–13, 2015
Paper Number: ISRM-13CONGRESS-2015-293
... Dez dam site Montreal mehinrad 13th international congress Iran Reassessment conglomerate rock mechanics isrm13 Reservoir Characterization elasticity adit ROCK mass FOUNDATION deformation DEZ ARCH DAM, 203 M HIGH, 50 YEARS AFTER CONSTRUCTION - IRAN REASSESSMENT OF ROCK MASS FOUNDATION...
Proceedings Papers
Paper presented at the 12th ISRM Congress, October 16–21, 2011
Paper Number: ISRM-12CONGRESS-2011-021
... ABSTRACT Medium resistance – elastic, inelastic, post-limit. Post-limit resistance – when strain is reduced with the increase of deformation. A Medium possesses a structure. What is the phenomenological structure of rocks and what is responsible for the resistance? This question should...
Proceedings Papers
Paper presented at the 12th ISRM Congress, October 16–21, 2011
Paper Number: ISRM-12CONGRESS-2011-133
... ABSTRACT The uniaxial compressive strength and modulus of elasticity of intact rocks are vital parameters in designing rock engineering projects. Determination of these mechanical properties from laboratory tests requires high-quality core samples which are sometimes difficult to obtain...
Proceedings Papers
Paper presented at the 12th ISRM Congress, October 16–21, 2011
Paper Number: ISRM-12CONGRESS-2011-190
... of the rock mass. Two large concrete dams namely, Karun IV and Khersan III located in Asmari formation in south of Iran, have been considered as case studies. In the present research, the data sets of elasticity and deformation modulus have been utilized. The relations between the 1st to 5th loading cycles...
Proceedings Papers
Paper presented at the 12th ISRM Congress, October 16–21, 2011
Paper Number: ISRM-12CONGRESS-2011-158
... cohesion and friction parameters. machine learning Upstream Oil & Gas criterion joint model Reservoir Characterization strength Thickness mechanism laboratory experiment reservoir simulation Barton elasticity rock joint Artificial Intelligence experimental data shear strength...
Proceedings Papers
Paper presented at the 12th ISRM Congress, October 16–21, 2011
Paper Number: ISRM-12CONGRESS-2011-151
... the presentation of the details of experimental testing, discussion of the complete tensile and compressive behavior based on the complete stress- displacement diagrams and the main engineering properties are presented. The discussion of the variation of the elastic and fracture properties among the different...
Proceedings Papers
Paper presented at the 12th ISRM Congress, October 16–21, 2011
Paper Number: ISRM-12CONGRESS-2011-091
... sylvinite lateral pressure reservoir geomechanics strength axial strain Reservoir Characterization triaxial compression test carnallite tangent modulus motley sylvinite sample deformation Wellbore Design salt sample elasticity salt rock compression test compressive strength stress-strain...
Proceedings Papers
Paper presented at the 12th ISRM Congress, October 16–21, 2011
Paper Number: ISRM-12CONGRESS-2011-396
... been difficult of confirmation. So, the mechanical improvement of foundation by grouting, like the changes of elasticity and strength, has not been considered in dam foundation design. In this study, in-situ experiments were made in order to examine the grouting effect on mechanical properties of rock...
Proceedings Papers
Paper presented at the 11th ISRM Congress, July 9–13, 2007
Paper Number: ISRM-11CONGRESS-2007-055
... Upstream Oil & Gas elasticity indicator surface application anisotropy chalhoub tensor different direction ellipsoidal elasticity Pouya Reservoir Characterization Paris anisotropic rock ellipsoidal anisotropy rock mass Thomsen fractured rock mass coefficient ellipsoidal...
Proceedings Papers
Paper presented at the 10th ISRM Congress, September 8–12, 2003
Paper Number: ISRM-10CONGRESS-2003-106
... schleiss waterway tunnel reservoir geomechanics Fluid Dynamics elasticity momentum lining tunnel pressure tunnel lining system initial support concrete lining rock mass full face diameter ib in2 interaction 631 Kazemi A., Ahmadi M.A., Design of lining system for a pressure tunnel...
Proceedings Papers
Paper presented at the 10th ISRM Congress, September 8–12, 2003
Paper Number: ISRM-10CONGRESS-2003-064
... Anisotropic behaviours of OhshimaOshima granite were investigated by carrying out uniaxial compression tests, together with observations of microcracks under an optical microscope. The elastic modulus tensor of Oshima granite at 10 per cent strength, E 10 , were calculated using theoretically...
Proceedings Papers
Paper presented at the 10th ISRM Congress, September 8–12, 2003
Paper Number: ISRM-10CONGRESS-2003-130
... was calculated 1.07–1.32 at four sites. Rock mass strength and elasticity were assumed from intact rock properties. The ratio of elasticity of rock mass was 0.16–0.55 of intact rock core elasticity. In general, elasto-plasticity with Mohr-Coulomb failure criterion was applied and the input cohesion and internal...
Proceedings Papers
Paper presented at the 9th ISRM Congress, August 25–28, 1999
Paper Number: ISRM-9CONGRESS-1999-270
... Reservoir Characterization strength programme Upstream Oil & Gas testing programme design stage Wellbore Design dilatometer flexible dilatometer test reservoir geomechanics elasticity borehole moduli karum-4 dam project result denote insufficiency amount rock mass application...
Proceedings Papers
Paper presented at the 9th ISRM Congress, August 25–28, 1999
Paper Number: ISRM-9CONGRESS-1999-271
... the frequency distributions of moWlus of de- formation (D) and modulus of elasticity (E), and Table 2 shows statistics ofD and E. The mean value and the range of distribu- tions are increased after grouting and it is clarified deformabil- ity of rock masses is totally improved by grouting. The ratio of D'E...
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