Results 11 to 20 of about 1,403,536 (292)

Analysis of the stability of the finishing slopes at the surface mining Severni revir of the Majdanpek copper mine [PDF]

Bakar
Geometrical elements for the construction of the open pit Severni revir of the Majdanpek copper mine were adopted based on the engineering-geological characteristics of the working environment, taking into account the applied work technology and the ...
Rajković Radmilo, Kržanović Daniel, Mikić Miomir, Jovanović Milenko   +3 more
doaj   +1 more source

Research on Upper Bound Limit Stability Analysis of Multi-Step High Steep Slope

Advances in Civil Engineering, 2023
In order to explore the stability of multi-step high steep slope, this paper considers layer distribution of soil and builds a slope failure mechanism which meets requirements of velocity separation based on plastic mechanics principles, then derives the
Zhen Wang
doaj   +1 more source

On the Computation of Concept Stability Based on Maximal Non-Generator for Social Networking Services

Applied Sciences, 2020
The concept stability measure under the Formal Concept Analysis (FCA) theory is useful for improving the accuracy of structure identification of social networks.
Jie Gao, Fei Hao, Doo-Soon Park
doaj   +1 more source

A study of control scheme of debris flows and geological disasters in the Shiwei river basin [PDF]

Archives of Civil Engineering
The basic characteristics of debris flows in the Shiwei river basin are summarized through the field investigation on debris flows in the Shiwei river basin and analysis on formation conditions of debris flows from three aspects, i.e.
Hanhui Wu
doaj   +1 more source

On the One-dimensional Stability of Viscous Strong Detonation Waves [PDF]

, 2003
Building on Evans function techniques developed to study the stability of viscous shocks, we examine the stability of viscous strong detonation wave solutions of the reacting Navier-Stokes equations.
18, Alexander, Benzoni-Gavage, Burlioux, Campbell, Campbell, Evans, Evans, Evans, Evans, Fenichel, Fickett, Freistühler, Gardner, Gasser, Gasser, Gilbarg, Gregory Lyng, Hesaaraki, I.M. Gel’fand, Kapitula, Kasimov, Kevin Zumbrun, Lee, Li, Li, Li, Li, Li, Liu, Liu, Majda, Majda, Mascia, Mascia, Menikoff, Mundy, Roquejoffre, Serre, Serre, Shizuta, Short, Short, Short, Szepessy, Szmolyan, Tan, Weyl, Zumbrun, Zumbrun   +49 more
core   +1 more source

Calculation of the stability of ground dam under seismic loads [PDF]

E3S Web of Conferences, 2023
Based on the developed methodology and a set of applied programs, the finite method solved the problem of determining the stress state of a high earthen dam with seismicity of the location area of 8-9 points, taking into account design features and real ...
Turdikulov Khusanboy
doaj   +1 more source

Modern Feynman Diagrammatic One-Loop Calculations [PDF]

, 2010
In this talk we present techniques for calculating one-loop amplitudes for multi-leg processes using Feynman diagrammatic methods in a semi-algebraic context. Our approach combines the advantages of the different methods allowing for a fast evaluation of
Cullen, Gavin, Greiner, Nicolas, Guffanti, Alberto, Guillet, Jean-Philippe, Heinrich, Gudrun, Karg, Stefan, Kauer, Nikolas, Kleinschmidt, Tobias, Koch-Janusz, Maciej, Luisoni, Gionata, Mastrolia, Pierpaolo, Ossola, Giovanni, Pilon, Eric, Reiter, Thomas, Rodgers, Mark, Tramontano, Francesco, Wigmore, Ioan   +16 more
core   +1 more source

Preliminary calculation of the landing gear of a military training aircraft [PDF]

INCAS Bulletin, 2020
The paper presents a preliminary calculation method, which is easy to apply for pre-dimensioning the landing gear. Preliminary calculation of the landing gear includes estimating the loads on landing and determining the position of the nose landing gear ...
Ilie NICOLIN, Bogdan Adrian NICOLIN
doaj   +1 more source

Roof Stability of Rectangle Coal Roadway: In Light of Calculation of Compressive Bar Stability

Advances in Civil Engineering, 2021
The roadway roof is a key factor to the roadway stability. The analysis of roof stability is mainly based on numerical calculation and on-site observation, while the basic theory of the bearing mechanism is relatively weak.
Ma Shou-Long, Gao Linsheng, Yang Yue, Peng Rui, Zhao Qifeng   +4 more
doaj   +1 more source

The Influence of an Integration Time Step on Dynamic Calculation of a Vehicle-Track-Bridge under High-Speed Railway

Mathematics, 2021
In order to study the influence of an integration time step on dynamic calculation of a vehicle-track-bridge under high-speed railway, a vehicle-track-bridge (VTB) coupled model is established.
Junjie Ye, Hao Sun
doaj   +1 more source