Results 1 to 10 of about 1,403,536 (292)

On the Calculation of Formal Concept Stability [PDF]

open access: yesJournal of Applied Mathematics, 2014
The idea of stability has been used in many applications. However, computing stability is still a challenge and the best algorithms known so far have algorithmic complexity quadratic to the size of the lattice.
Hui-lai Zhi
doaj   +3 more sources

Stability Calculation Method of Slope Reinforced by Prestressed Anchor in Process of Excavation [PDF]

open access: yesThe Scientific World Journal, 2014
This paper takes the effect of supporting structure and anchor on the slope stability of the excavation process into consideration; the stability calculation model is presented for the slope reinforced by prestressed anchor and grillage beam, and the ...
Zhong Li, Jia Wei, Jun Yang
doaj   +2 more sources

Slope stability calculation method for highwall mining with open-cut mines [PDF]

open access: yesScientific Reports, 2022
Slope stability is a prominent problem for the efficient application and promotion of highwall mining technology, especially when mining residual coal under high and steep end-slope conditions.
Juyu Jiang   +3 more
doaj   +2 more sources

Stability criterion and its calculation for sail-assisted ship

open access: yesInternational Journal of Naval Architecture and Ocean Engineering, 2015
Stability criterion and its calculation are the crucial issue in the application of sail-assisted ship. How- ever, there is at present no specific criterion and computational methods for the stability of sail-assisted ship.
Yihuai Hu   +3 more
doaj   +5 more sources

Stability analysis of the integrated waste dumps of the open pits Žuta Prla and Brskovo near Mojkovac [PDF]

open access: yesMining and Metallurgy Engineering Bor, 2023
The lead and zinc ore are expected to be mined at the open pits Žuta Prla and Brskovo near Mojkovac, Montenegro. During ore mining and flotation processing, the waste from the open pits and tailings from pre-concentration (DMS) and flotation tailings are
Rajković Radmilo   +4 more
doaj   +1 more source

Model tests and stability of accumulation landslides under coupling action of earthquake and rainfall

open access: yesYantu gongcheng xuebao, 2022
Landslides often occur in the Bailongjiang River basin, and the disaster mechanism is complex, taking Jiangdingya landslide in Zhouqu County as the background, the deformation and failure mechanism of the accumulation landslides is explored, and the ...
YANG Xiao-hui 1, 2, CHEN Kun-quan 1, DIAO Xian-feng 1, ZHOU Ting-yu 1
doaj   +1 more source

Research and development of 3D hull modeling and stability calculation system

open access: yesZhongguo Jianchuan Yanjiu, 2021
ObjectivesTo realize the visualization and fast modeling and stability calculation of hulls and compartments, and extend the application scope to complex ship forms such as multi-body and combined hull, a three-dimensional hull modeling and stability ...
Zhibiao CHEN, Qingren CHEN, Xianling ZHU
doaj   +1 more source

Stability calculation and numerical simulation of multi-stage high loess slopes

open access: yesYantu gongcheng xuebao, 2022
One of the core problems faced by a large number of slope support projects in Northwest China is the stability analysis of multi-stage high slopes. However, most of the existing stability analysis methods are for the sigle-stage high slopes. Based on the
YANG Xiao-hui 1, 2, LU Fa 1, 2, GUO Nan 1, 2, ZHU Yan-peng 1, 2, ZHOU Shuai-kang 1, 2
doaj   +1 more source

Mathematical Calculation of Synchronous Electric Motors Dynamic Stability

open access: yesMathematics, 2023
This paper considers the equipment and power supply schemes for urban water supply, heat supply and sewerage pumping stations. Mathematical calculations of the impact of the static and full centrifugal pumps pressure ratio on the dynamic stability of ...
Valery Pupin, Victor Orlov
doaj   +1 more source

Some aspects of the stic system stability calculation [PDF]

open access: yesFacta Universitatis. Series: Architecture and Civil Engineering, 2009
The problem presented in this paper has been treated intensively by various researchers. However, considering that by its nature the problem of structure stability belongs to the area of nonlinear analysis, it represents an inexhaustible source for ...
Bujar Emra, Stojić Dragoslav
doaj   +1 more source

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