Search
Search Results
-
Analysis about water influence and mechanism on mechanical behavior of Longmaxi outcrop shale through uniaxial/triaxial compressive test and SCB test
For better understanding the water influence on shale mechanical properties, the current research quantitatively studies the changes of mechanical...
-
An alternative method for predicting internal friction angle of rock materials
The shear strength properties of rock materials, cohesion and internal friction angle, are determined by carrying out tri-axial strength test on...
-
Assessment of Engineering Properties of Limy Rocks Using Friction-Transfer Test: A Case Study
Some expensive and challenging laboratory or field tests must be done to obtain the engineering properties of rocks. For avoiding time and cost...
-
Mineral Composition and Grain Size Effects on the Fracture and Acoustic Emission (AE) Characteristics of Rocks Under Compressive and Tensile Stress
The influence of rock mineral composition and mineral grain size on basic rock strength performance and AE characteristics have been studied, 13...
-
Inducing Tensile Failure of Claystone Through Thermal Pressurization in a Novel Triaxial Device
Complex coupled thermo-hydromechanical (THM) loading paths are expected to occur in clay rocks which serve as host formations for geological...
-
Measurement of Elastic Bi-modulus of Rock-type Materials: Insight from comparative and parallel tests
Rock materials exhibit different elastic moduli under tension and compression, making them typical bi-modulus materials. Few testing methods can...
-
An indirect measurement of rock tensile strength through optimized relevance vector regression models, a case study
To design the structure of foundations and tunnels, one of the most important parameters to be well considered is the rock tensile strength (TS)....
-
-
Geotechnical Properties of the Miocene Rocks of Central Algarve (Portugal)
The calcarenite rocks of the Miocene age form the bedrock of the southern part of the central Algarve. These are generally soft to very soft rocks,...
-
Mode I Fracture Toughness Determination of Rock and Concrete via Pull-Off Test
In this paper, the Pull-Off Test (POT) was analyzed as a method for determining the mode I fracture toughness ( K Ic ) of rock and concrete. POT is...
-
-
Investigation of the effect of components on tensile strength and mode-I fracture toughness of polymer concrete
Polymer concrete is a relatively new type of concrete in which polymer is used as a binder. This paper investigates the effect of compositions on the...
-
Evolution of Permeability in Sandstone During Confined Brazilian Testing
Permeability measurements were made on sandstone during confined Brazilian strength tests. The test involves 50 mm diameter disk-shaped, jacketed...
-
-
Real-time prediction of tensile and uniaxial compressive strength from artificial intelligence-based correlations
The study of the geomechanical parameters is necessary for field planning and development. Two of the most critical parameters used to describe the...
-
Theoretical Analysis and Experimental Identification of Contact Pressure in Brazilian Disc
The contact pressure in the Brazilian disc test is investigated by theoretical analysis and experiment. A new theoretical approach is presented to...
-
Investigating the tensile strength of concrete-gypsum interface using the ring type bi-material specimens
The experimental tests and discrete element method were adopted to study the interaction between concrete-gypsum interface and internal notch. Gypsum...
-
Mechanical behavior of porous rock based on the 3D digital image reconstruction and parallel computation
Basalts have a wide range of porosity and pore size. Understanding the spatial and geometry characteristics of basalt pores is vital to studying...
-
Correlation of Uniaxial Compressive Strength with Indirect Tensile Strength (Brazilian) and 2nd Cycle of Slake Durability Index for Evaporitic Rocks
In engineering applications of rock materials, predicting the uniaxial compressive strength (UCS) is essential, particularly in the preliminary stage...
-
Microscopic Investigation of Rock Direct Tensile Failure Based on Statistical Analysis of Acoustic Emission Waveforms
Tensile strength is a vital mechanical property of rock and the deformation and failure process of rock under tension is of much significance in rock...
