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Proceedings Paper

Numerical study on dynamic compression of concrete based on meso-scale particle element modeling and fractal theory
Author(s): Zhenfu Chen; Qicheng Luo; Zhenlun Wang; Du Deng
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Paper Abstract

In order to quantitatively describe the development of multiple cracks in concrete during dynamic compression, a meso-scale particle element modeling is established to numerically simulate the SHPB stamping test. The box dimension is used to calculate and simulate the development of cracks in the specimen. The fractal characteristics quantitatively described the cracks in the specimen and the region of interest during dynamic compression. Combined with the internal damage variables, the indexes to quantitatively describe the multi crack propagation and aggregate crushing of concrete under the action of high strain rate are proposed, which provides a method to further quantitatively describe the influence of multi crack propagation on the dynamic improvement mechanism of concrete.

Paper Details

Date Published: 28 July 2022
PDF: 7 pages
Proc. SPIE 12303, International Conference on Cloud Computing, Internet of Things, and Computer Applications (CICA 2022), 1230321 (28 July 2022); doi: 10.1117/12.2642601
Show Author Affiliations
Zhenfu Chen, University of South China (China)
Qicheng Luo, University of South China (China)
Zhenlun Wang, University of South China (China)
Du Deng, University of South China (China)


Published in SPIE Proceedings Vol. 12303:
International Conference on Cloud Computing, Internet of Things, and Computer Applications (CICA 2022)
Warwick Powell; Amr Tolba, Editor(s)

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