Experimental study on mechanical properties of single fracture|hole ...

Experimental study on mechanical properties of single fracture-hole ...

In this study, we investigated the mechanical properties of a single fracture-hole rock specimen using particle flow code 2D (PFC2D) numerical simulation ...

Experimental study on mechanical properties of single fracture-hole ...

The experimental results shown that the peak strength, peak strain, elastic modulus, initial fracture stress, and damage stress of the single fracture-hole rock ...

An experimental study on mechanical and fracture characteristics of ...

The substantial increase in flexural and split tensile strength was observed in all the fibre reinforced concrete specimens, compared to plain concrete.

Experimental study on mechanical properties and fracture ...

The results show that the strength and deformation response of the samples is a function of their mineral composition. The damage from cyclic loading is ...

Experimental Study on Mechanical Properties and Cracking ...

For the multi-level single cyclic loading tests (see Figure 4), at the beginning, the cracked samples were loaded to the upper limit of an ...

Study on mechanical properties and fracture surface characteristics ...

Compared with the triaxial loading test, the strength, peak strain and residual strength of argillaceous sandstone with the same confining ...

Experimental Study of Mechanical Properties and Fracture ... - MDPI

In this simulation, with the increase of gravel content, the compressive strength of the conglomerate decreases, angle of internal friction ...

Experimental study on failure mode and fracture evolution ... - Nature

When the rock reaches the peak strength, the total number of tensile cracks is much larger than the number of shear cracks, indicating that the ...

Experimental Study on the Fracture Parameters of Concrete - PMC

According to these test curves and the observation of test phenomena during the test, the fracture properties of SFRC can be analyzed qualitatively and ...

Experimental Study on the Fracture Characteristics of Hole-Crack in ...

The double crack specimens with hole depths from 0–100 mm are prefabricated to study the strength and deformation characteristics of the specimens under ...

Experimental Study on the Mechanical Properties of Rock Fracture ...

When the presence of fracture gas in grouting was considered, the peak shear strength of fractures after grouting was 8.34–29.9% less than that without ...

Experimental Study on Mechanical Properties of Prefabricated ...

Furthermore, from PFC2D simulation, it is found that the tensile microcracks contribute more towards the failure of rock samples than the shear ...

An experimental investigation of fracture toughness, mechanical ...

... with the thickness of 1 mm. then, fracture toughness, mechanical properties and forming limit diagrams (FLD) ...

Numerical simulation on the dynamic mechanical response and ...

The results indicate that the existence of a hole greatly reduces dynamic strength, and the reduction is closely related to hole shape. The ...

Experimental study of permeability characteristics of single rock ...

Yang et al. [13, 14] obtained the result that the roughness of fracture is an important factor affecting fracture seepage by experiment and the ...

Experimental Study of Fracture of Glass:I, The Fracture Process - 1954

The mechanism is one of crack propagation which begins when the local stress at the crack exceeds a minimum value.

An Experimental Study of Deformation and Fracture of a ... - OAKTrust

The findings indicate a remarkable combination of strength and notch ductility at room temperature, including for the material with the finest microstructure.

Experimental program on mechanical properties of large rock fractures

Natural and tensile-induced fractures of a granitic rock as well as replicas of the hard rock fractures, at three different fracture sizes of 35×60 mm, 70×100 ...

Proportioning optimization of transparent rock-like specimens with ...

This material has good transparency, with a tensile-to-compressive strength ratio of 1/6.6. Based on this material, the rupture evolution laws ...

Experimental study on the dynamic fracture mechanical properties of ...

Liyuan Yu, Zhang Zhanqun, +3 authors. P. Fan; Published 1 August 2020 · P. Fan; Published 1 August 2020 · Environmental Science, · Theoretical and Applied ...