8 Papers
6 Citations
Cheng Chen is an academic researcher from University of Science and Technology Beijing. The author has contributed to research in topics: Fracture mechanics & Stress intensity factor. The author has an hindex of 1, co-authored 8 publications. Previous affiliations of Cheng Chen include China University of Mining and Technology.
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Papers
Influence of the notch curvature on the impact fracture of the three-point bending beam
TL;DR: In this article, the impact fracture behavior of a three-point bending beam with a notch was investigated using the virtual-real caustics experimental method, and the effect of the notch curvature on impact fracture was investigated.
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Investigation of the effect of the blast waves on the opposite propagating crack
TL;DR: In this paper, a microsecond controlled blasting case involved with the interactions between blast waves and an opposite propagating crack is studied using dynamic photoelasticity method, and the results show that the stress waves influence the local stress field of dynamic crack tip, and alter the crack propagation behavior.
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Experimental study on the interaction between oblique incident blast stress wave and static crack by dynamic photoelasticity
TL;DR: In this article, the interaction between the oblique incident blast stress wave and the prefabricated crack is studied using the dynamic photoelastic method and numerical simulation method, and the experimental results show that incident angle has a great influence on the way the stress wave interacts with the crack and the field at the crack tip.
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Design and application of a comprehensive experimental system for real imaging-virtual imaging of dynamic caustics.
TL;DR: The experimental systems were effectively used in the investigation of impact and explosion dynamics and could simultaneously obtain two sets of experimental information for the real and virtual images, respectively.
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Experimental study on the effect of defect curvature on the impact fracture behavior of structures using the real-virtual caustics method.
TL;DR: In this article, the impact fracture behavior of structures with elliptical arc defects under impact loading of the drop hammer, and the impact loading process was simultaneously analyzed, and it was shown that impact loading is a multi-period dynamic process.
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