1-20 of 56602 Search Results for

Fracture mechanics

Follow your search
Access your saved searches in your account

Would you like to receive an alert when new items match your search?
Close Modal
Sort by
Proceedings Papers

Paper presented at the 50th U.S. Rock Mechanics/Geomechanics Symposium, June 26–29, 2016
Paper Number: ARMA-2016-670
... Abstract: Three-point-bending and double-notch shear experiments are modeled using a continuum damage mechanics approach, and an explicit fracture mechanics approach, for both homogeneous and heterogeneous rocks. The local damage approach uses the Mazars isotropic damage model. In the...
Proceedings Papers

Paper presented at the CORROSION 2021, April 19–30, 2021
Paper Number: NACE-2021-16509
... linear elastic fracture mechanics simulations a first-generation approach is introduced that can be used to provide a general assessment of the impact of common corrosion damage features on fatigue. It is well known that fatigue performance is significantly reduced by corrosion; crack initiation sites...
Proceedings Papers

Paper presented at the CORROSION 2021, April 19–30, 2021
Paper Number: NACE-2021-16798
... strength level stress level 16798 A Fracture Mechanics Approach to Characterizing Hydrogen Embrittlement of Fasteners Herman E. Amaya Behrang Fahimi Ramgopal Thodla Schlumberger, 3MT OneSubsea DNV GL USA Inc 6401 W Sam Houston 4646 W Sam Houston 5777 Frantz Road Pkwy N Pkwy N Dublin, Ohio 43017 Houston...
Proceedings Papers

Paper presented at the 54th U.S. Rock Mechanics/Geomechanics Symposium, June 28–July 1, 2020
Paper Number: ARMA-2020-1396
... ABSTRACT Fracture growth leading to mechanical spalling around a deposition borehole for disused nuclear fuel waste is modelled numerically. Simulations are conducted using a finite-element-based discrete fracture growth simulator, which computes deformation in the system based on the...
Proceedings Papers

Paper presented at the CORROSION 2020, June 14–18, 2020
Paper Number: NACE-2020-14646
... linear elastic fracture mechanics simulations a first-generation approach is introduced that can be used to provide a general assessment of the impact of common corrosion damage features on fatigue. It is well known that fatigue performance is significantly reduced by corrosion; crack initiation sites...
Proceedings Papers

Paper presented at the 53rd U.S. Rock Mechanics/Geomechanics Symposium, June 23–26, 2019
Paper Number: ARMA-2019-0120
... ABSTRACT: This paper aims to experimentally investigate the heat-treated hot dry rock (HDR) samples in response to different loading rates in order to understand the mechanism of fracture initiation and propagation behavior in geothermal rock masses. Semi-circular Bend (SCB) specimens with...
Proceedings Papers

Paper presented at the Offshore Technology Conference, May 6–9, 2019
Paper Number: OTC-29249-MS
... exhibit complex stress states under the action of internal pressure. A fracture mechanics (FM) based analysis of such features has presented a longstanding challenge to designers and analysts as general solutions for their K I and σ ref are not presently available. It is therefore the objective of this...
Proceedings Papers

Paper presented at the CORROSION 2014, March 9–13, 2014
Paper Number: NACE-2014-4029
... solubility laws measurements associated to different kinds of mechanical tests. oilfield chemistry Corrosion Management steel Production Chemistry hydrogen solubility texas 77084 Corrosion Inhibition H2S management Publication Division specimen hydraulic fracturing embrittlement manuscript...
Proceedings Papers

Paper presented at the ISRM European Rock Mechanics Symposium - EUROCK 2018, May 22–26, 2018
Paper Number: ISRM-EUROCK-2018-132
... lining allows for the calculations of fracture toughness (crack resistance) to use the linear fracture mechanics. Taking into consideration the symmetry of the stress distribution, the crack appears on the inner contour of the lining and spread with the growth of load under conditions of pure tension in...
Proceedings Papers

Paper presented at the CORROSION 2018, April 15–19, 2018
Paper Number: NACE-2018-11228
... Division current density probability distribution texas 77084 crack growth rate Microstructure Bayesian network aluminum alloy particle permission manuscript Predicting Corrosion Fatigue Behavior using a Bayesian Network that Integrates Microstructure, Electrochemistry and Fracture Mechanics...
Proceedings Papers

Paper presented at the ISRM International Symposium - EUROCK 2012, May 28–30, 2012
Paper Number: ISRM-EUROCK-2012-103
...Eurock 2012 Page 1 Numerical investigation of fracture initiation and propagation of hydraulic fracturing based on fracture mechanics S. Asadi , B. Bohloli , M.R. Malekijavan MSc student Engineering Geology ,Department of Geology, Tehran University, Iran Associate Professor, Department of Geology...
Proceedings Papers

Paper presented at the ISRM International Symposium - EUROCK 2012, May 28–30, 2012
Paper Number: ISRM-EUROCK-2012-084
... Analysis of fracture coalescence by fracture mechanics numerical simulation H. Mischo & T. Backers geomecon GmbH, Potsdam, Germany Abstract: The mechanical and hydraulical behaviour of rock mass is governed by the presence of discontinuities. The simulation of fracture growth and interaction may...
Proceedings Papers

Paper presented at the 51st U.S. Rock Mechanics/Geomechanics Symposium, June 25–28, 2017
Paper Number: ARMA-2017-1000
... grouting pressure to overcome these two consequences is crucial. The paper describes an application of Newton’s second law along with the principles of fracture mechanics to predict the minimal rock mass grouting pressure for Khairabad earth dam rock foundation in Iran. The results of quality control of...
Proceedings Papers

Paper presented at the The 27th International Ocean and Polar Engineering Conference, June 25–30, 2017
Paper Number: ISOPE-I-17-242
... ABSTRACT A fracture mechanics based approach is proposed to quantify the influence of corrosion damage on structural integrity. This approach investigates the corrosion surface for geometrical structural change consisting of a general thickness reduction combined with localised stress...
Proceedings Papers

Paper presented at the ISRM Progressive Rock Failure Conference, June 5–9, 2017
Paper Number: ISRM-PRF-2017-002
... growth, progressive rock fracture) may play in mechanical weathering and subsequent rock erosion has never been substantially characterized. Based on a compendium of existing fracture mechanics data and theory (Eppes and Keanini, in prep), the following hypotheses arise: subcritical crack growth is a...
Proceedings Papers

Paper presented at the DC Rocks 2001, The 38th U.S. Symposium on Rock Mechanics (USRMS), July 7–10, 2001
Paper Number: ARMA-01-0307
... describes and analyzes different models of cracks, based on which dependencies, denoting strength of materials and methods for calculation of crack propagation, leading to fracture of engineering structures, are developed. INTRODUCTION Fracture mechanics can be used in solutions of rock mechanics...
Proceedings Papers

Paper presented at the ISRM International Symposium - 6th Asian Rock Mechanics Symposium, October 23–27, 2010
Paper Number: ISRM-ARMS6-2010-030
...1 ISRM International Symposium 2010 and 6th Asian Rock Mechanics Symposium - Advances in Rock Engineering 23-27 October, 2010, New Delhi, India FRACTURE TOUGHNESS MEASUREMENT OF MARBLE SPECIMENS FROM MA ON SHAN, HONG KONG BY CHEVRON-NOTCHED BEND TEST: SOME DISCUSSIONS BASED ON NONLINEAR FRACTURE...
Proceedings Papers

Paper presented at the 44th U.S. Rock Mechanics Symposium and 5th U.S.-Canada Rock Mechanics Symposium, June 27–30, 2010
Paper Number: ARMA-10-140
... fluid modeling Reservoir Characterization enhanced recovery Upstream Oil & Gas fracture toughness hydraulic fracturing fracture mechanics ductile rock reservoir geomechanics equation of state fracture length geometry prediction fracture toughness effect pore pressure CZM water...
Proceedings Papers

Paper presented at the International Oil and Gas Conference and Exhibition in China, June 8–10, 2010
Paper Number: SPE-131305-MS
... fracture mechanics) system by combining geological statistics and fracture mechanics. Based on the modern fracture mechanics, has established FM2 system. The model has not only considered the temperature field and strain field coupling effect, and introduces Green Strain tensor in the small distortion...
Proceedings Papers

Paper presented at the 50th U.S. Rock Mechanics/Geomechanics Symposium, June 26–29, 2016
Paper Number: ARMA-2016-373
... leaving upper 1.3 m of uncompacted material may lead to instability of reclaimed slopes that is not accurately simulated using traditional equilibrium limit methods. A numerical model for slope stability analysis based on the fracture mechanics approach is developed in this research. The interface slope...

Product(s) added to cart

Close Modal