Zobrazeno 1 - 10
of 50
pro vyhledávání: '"Zhongwen YUE"'
Publikováno v:
Journal of Materials Research and Technology, Vol 33, Iss , Pp 4637-4653 (2024)
The influence of confining pressure on the dynamic fracture mechanical behavior of deep rock masses is crucial in the exploitation of deep resources and the development of underground spaces. In this study, dynamic caustics experiments were conducted
Externí odkaz:
https://doaj.org/article/ce6842823bf94b57818e230c54e75720
Publikováno v:
Meitan xuebao, Vol 49, Iss 5, Pp 2247-2256 (2024)
In the construction process of tunnel (roadway) drilling and blasting, intelligent charging can replace manual operation and reduce the occurrence of dangerous accidents in charging operation. However, some factors such as poor light conditions in th
Externí odkaz:
https://doaj.org/article/02f2303a45aa446e830ae1464183ad7a
Publikováno v:
International Journal of Mining Science and Technology, Vol 32, Iss 5, Pp 981-995 (2022)
This paper presented a novel bond-slip model to better reveal the mechanical behavior of the bolt-grout interface for fully-grouted rockbolts under tensile loads by considering the non-linear response in the softening stage. The exponential decay fun
Externí odkaz:
https://doaj.org/article/03907bc9758441bfbbb9e63b8db3f658
Publikováno v:
Applied Sciences, Vol 13, Iss 11, p 6587 (2023)
Blasthole detection is crucial but challenging in tedious underground mining processes, given the diversity of surrounding rock backgrounds and uneven light intensity. However, existing algorithms have limitations in extracting image features and ide
Externí odkaz:
https://doaj.org/article/7b32fcfcf9cc4500aca42b314b7e9255
Publikováno v:
AIP Advances, Vol 11, Iss 1, Pp 015049-015049-10 (2021)
According to the lack of theoretical research on the spatial effect of the foundation pit, the concept of the reasonable arch curve (bending moment on the curve is zero everywhere) is introduced to establish a new three-dimensional instability failur
Externí odkaz:
https://doaj.org/article/10fd22fe10da42c18a5d1b665d2a9f3c
Publikováno v:
Shock and Vibration, Vol 2020 (2020)
Geological conditions are often complex during rock engineering construction (such as blasting and drilling) and usually involve rocks of several or multiple lithologies. However, comparative studies on the dynamic mechanical response of rocks of dif
Externí odkaz:
https://doaj.org/article/09a2fe6cda0948969a3946a8442a58a7
Publikováno v:
Applied Sciences, Vol 11, Iss 11, p 4968 (2021)
The autonomous positioning of tunneling equipment is the key to intellectualization and robotization of a tunneling face. In this paper, a method based on simultaneous localization and mapping (SLAM) to estimate the body pose of a roadheader and buil
Externí odkaz:
https://doaj.org/article/2ab2a37511b049e6823a4c316413f4f2
Publikováno v:
Fatigue & Fracture of Engineering Materials & Structures. 46:1997-2016
Publikováno v:
Fatigue & Fracture of Engineering Materials & Structures. 45:3546-3558
Effects of a circular hole on the propagation behavior of double running cracks under impact loading
Publikováno v:
Mechanics of Advanced Materials and Structures. :1-9