Experimental and numerical research of crack propagation process ...

Results show that the proportion of dissipated energy, the dynamic tensile strength and peak strain of the specimens increase with strain rate increase.

The spatial distribution of the specimen components visualized by the image reconstruction technology and the LS-DYNA mesoscopic model is ...

Experimental and numerical research of crack propagation process ...

Different air pressures are used to conduct an impact test based on the split Hopkinson pressure bar (SHPB) test system to study the crack evolution process ...

Experimental and numerical study of crack propagation and ...

In a crack propagation process of a brittle material such as pre-cracked rock specimens, usually two types of cracks are observed originating from the original ...

Experimental and Numerical Study on Crack Propagation of ... - MDPI

Meanwhile, based on the finite element method, the distribution of the stress–strain field at the crack tip and the effect of crack closure were ...

Experimental and numerical investigation of crack propagation and ...

The accurate determination of dynamic mechanical properties and fracture process of rock has gained much research attention since it's a very important and ...

Experimental and Numerical Investigations on Crack Intersection ...

Experimental study on fracture and fatigue crack propagation processes in concrete based on DIC technology. Engineering Fracture Mechanics ...

Experimental and numerical study on crack propagation and ...

The process of crack coalescence is caused by the link between tensile crack and shear crack, the different combination of the two kinds of ...

Experimental and Numerical Research on Crack Propagation in ...

Two types of branch cracks, i.e. wing cracks and secondary cracks are found through experiments. Then, the extended finite element method (XFEM) ...

Experimental and numerical study of crack propagation and ...

The breakage process of the disks was studied by inserting single and double cracks with different inclination angles. It was observed that wing cracks are ...

Experimental and numerical study on crack propagation and ...

Understanding the process of crack propagation and deformation around underground openings is a key issue in several engineering fields, ...

Numerical and Experimental Study of Crack Propagation in the ...

Keywords: crack propagation, laminates, thin-walled structures, finite element method, XFEM, tensile analysis. Received: 2023.05.18. Accepted: ...

Experimental and numerical research of crack propagation process ...

Experimental and numerical research of crack propagation process and energy dissipation law of grouting specimens under radial impact load.

Experimental and numerical study on crack propagation in pre ...

The crack propagation and coalescence paths of internal cracks in side beam specimens are experimentally studied by inserting double internal ...

Experimental and numerical study on the unstable crack growth ...

Hence, the termination and restart process of the unstably growing wing crack is discussed through the experiment and numerical analysis in this ...

Experimental and Numerical Research on Fracture Properties of ...

Next, the crack propagation process of the mass concrete was modeled using the extended finite element method. From the test results, it is found that, under ...

Numerical and Experimental Study of Crack Propagation in the ...

The cracking process was modelled using the XFEM method (extended finite element method). This procedure allowed the of the composite to be examined over the ...

Simulation and Experimental Study on Crack Propagation in ...

[20] developed a numerical model for rolling contact fatigue using the finite element method and a micromechanical model to calculate fatigue crack threshold.

COMPARISON OF NUMERICAL AND EXPERIMENTAL ANALYSIS ...

Crack propagation process was carried out at the same time to compare results through experiments performed on the testing machine and numerical study. Cracking ...

Experimental and numerical study of crack propagation and ...

Semantic Scholar extracted view of "Experimental and numerical study of crack propagation and coalescence in pre-cracked rock-like disks" by ...