Zobrazeno 1 - 10
of 1 317
pro vyhledávání: '"stress evolution"'
Publikováno v:
Geomechanics and Geophysics for Geo-Energy and Geo-Resources, Vol 10, Iss 1, Pp 1-22 (2024)
Abstract The technology of gob-side entry retaining (GER) has the advantages in terms of higher resource recovery rate and lower drivage ratio. In this study, the GER implementation in N1217 panel in Ningtiaota Coal Mine, to verify the adaptability o
Externí odkaz:
https://doaj.org/article/6d4a0e2021ec4cf89389dfc73cc1fcb3
Publikováno v:
Virtual and Physical Prototyping, Vol 19, Iss 1 (2024)
It is challenging to maintain decent plasticity while increasing strength in laser powder bed fusion (LPBF) manufactured Haynes 230 alloy. The fundamental issue of both inadequate affected depth and deteriorated plasticity exists for laser shock peen
Externí odkaz:
https://doaj.org/article/ab0bd22743d44152bd87bd45342b78b7
Publikováno v:
Green Energy and Intelligent Transportation, Vol 3, Iss 5, Pp 100154- (2024)
The super volume changes and severe mechanical degradation have been a hindrance in the wide application of silicon based composite electrodes in commercial lithium-ion batteries (LIBs). Calendering, one procedure in producing LIBs' electrodes, is in
Externí odkaz:
https://doaj.org/article/f2f800014631497da0e6eb53467f2c6a
Publikováno v:
World Journal of Engineering, 2023, Vol. 21, Issue 3, pp. 475-486.
Externí odkaz:
http://www.emeraldinsight.com/doi/10.1108/WJE-11-2022-0470
Publikováno v:
Meitan xuebao, Vol 49, Iss S1, Pp 45-56 (2024)
Taking the 11–3106 working face of Menkeqing Coal Mine as the research background, a fracture model of the structure covered by thick and hard overburden at the 11–3106 working face was established. The mechanism of rock burst in the open roadway
Externí odkaz:
https://doaj.org/article/e6762a81e49040278d562a153ad953bc
Publikováno v:
Meitan kexue jishu, Vol 52, Iss 7, Pp 79-88 (2024)
In recent years, the mining state of mineral resources has changed from open air to underground and from shallow to deep. In the drilling and blasting construction of deep rock masses, in-situ stress has a significant impact on the blasting effect. A
Externí odkaz:
https://doaj.org/article/20aa33f115b4421f9dc594931161295e
Autor:
Dongxiao ZHANG, Xiangyu WANG, Weiyao GUO, Yueying ZHANG, Tongbin ZHAO, Zhen WU, Hengyu FANG, Qian ZHANG
Publikováno v:
Meitan kexue jishu, Vol 52, Iss 6, Pp 40-50 (2024)
The variation of coal seam thickness is one of the important factors affecting the pressure relief of large-diameter drilling hole. We have established an elastic model of pressure relief of large-diameter drilling hole based on the principle of equi
Externí odkaz:
https://doaj.org/article/da7317df584e48aa8c072ceecbe5ccc7
Autor:
Shuai ZHANG
Publikováno v:
Meikuang Anquan, Vol 55, Iss 3, Pp 66-72 (2024)
In response to the difficult problem of gas control in soft and low permeability outburst coal seam, gas control technology is proposed to use physical modification hydraulic punching to improve permeability. Theoretical calculations and FLAC3D numer
Externí odkaz:
https://doaj.org/article/fe1e918370fd423784eff1ce0b07241e
Publikováno v:
Nanomaterials, Vol 14, Iss 22, p 1834 (2024)
As electronic devices continue to shrink in size and increase in complexity, the current densities in interconnects drastically increase, intensifying the effects of electromigration (EM). This renders the understanding of EM crucial, due to its sign
Externí odkaz:
https://doaj.org/article/f0644cf989a54ae1877aa39e72899f0c
Publikováno v:
Applied Sciences, Vol 14, Iss 19, p 8585 (2024)
The occurrence of rock bursts due to penetrating faults are frequent in China, thereby limiting the safe production of coal mines. Based on the engineering background of a 501 working face in a TB coal mine, this paper investigates stress and energy
Externí odkaz:
https://doaj.org/article/14fa050edc4e485d995f6e0ea39de7c5