Results 21 to 30 of about 2,004,840 (265)

Joint Layout Design: Finding the Strongest Connections within Segmental Masonry Arched Forms

open access: yesInfrastructures, 2022
Segmental arched forms composed of discrete units are among the most common construction systems, ranging from historic masonry vaults to contemporary precast concrete shells.
Elham Mousavian, Claudia Casapulla
doaj   +1 more source

Three-dimensional seismic stability of inhomogeneous soil slopes using limit analysis method

open access: yesRock and Soil Mechanics, 2022
Based on the upper bound limit analysis theorem, the three-dimensional seismic stability of inhomogeneous soil slopes is investigated using the pseudo-dynamic approach, and the explicit expression of the factor of safety is obtained by the gravity ...
LI Yu-nong , LIU Chang, WANG Li-wei
doaj   +1 more source

Elastic, plastic, fracture analysis of masonry arches: A multi-span bridge case study

open access: yesCurved and Layered Structures, 2018
In this work a comparison is presented between elastic, plastic, and fracture analysis of the monumental arch bridge of Porta Napoli, Taranto (Italy).
Lacidogna Giuseppe, Accornero Federico
doaj   +1 more source

Limit analysis of large defomation of deep-water pipelines under cyclic vertical pipe-soil interaction

open access: yesYantu gongcheng xuebao, 2020
The vertical pipe-soil interaction is the key element to determine the installation depth and the fatigue life of deep-water pipelines. A sequential limit analysis (SLA) is performed on the monotonic and cyclic loading behaviours of a rigid pipe in ...
KONG De-qiong 1, 2, WAN Jia-yi 1, 2
doaj   +1 more source

Generalized Thrust Network Analysis of Triangular Masonry Cross Vaults Inspired by Musmeci

open access: yesApplied Sciences, 2023
A triangular parabolic cross vault, that was designed by Musmeci in the 1950s as a reinforced concrete structure but remained unbuilt, is revisited from the original perspective of its reinvention as a masonry structure.
Nicola A. Nodargi   +2 more
doaj   +1 more source

Bilevel limit analysis of self-hardening rod systems under moving load

open access: yesComputer Assisted Methods in Engineering and Science, 2018
This paper considers results of an analysis of self-hardening systems (SHS), i.e. load-carrying systems with improved strength and rigidity. The indicated structural features can be only found if geometrical nonlinearity is taken into consideration ...
Piotr Alawdin, Krystyna Urbańska
doaj   +1 more source

Seismic Bearing Capacity of Strip Foundation on Rock Mass Obeying Modified Hoek-Brown Failure Criterion

open access: yesBuildings, 2022
The kinematic method of limit analysis theory was adopted in this paper to calculate the seismic bearing capacity of the shallow strip foundation on a rock mass obeying the non-linear modified Hoek-Brown failure criterion. The generalized Prandtl failure
Dianchun Du, Zhentao Liu
doaj   +1 more source

Algorithms of the Method of Statically Admissible Discontinuous Stress Fields (SADSF) — Part III

open access: yesEngineering Transactions, 2005
SUMMARY OF THE WHOLE PAPER: By now, the SADSF method is practically the only tool of shape design of complex machine elements that provides an effective solution even to the problems of 3D distribution of the material, and at the same time it is still ...
W. BODASZEWSKI
doaj   +1 more source

Lower Bound Limit Analysis of Non-Persistent Jointed Rock Masses Using Mixed Numerical Discretization

open access: yesApplied Sciences, 2022
The bearing capacity of a non-persistent jointed rock mass containing a rock bridge is investigated by combining the lower bound limit analysis theory, a mixed numerical discrete method, and linear mathematical programming.
Wenlian Liu   +5 more
doaj   +1 more source

Parametric Investigation on the Effectiveness of FRM-Retrofitting in Masonry Buttressed Arches

open access: yesBuildings, 2021
Buttressed arches represent some of the most vulnerable elements in historical masonry buildings under seismic actions. Given their structural, architectural and often artistic importance, it is paramount to investigate effective retrofitting measures ...
Corrado Chisari   +2 more
doaj   +1 more source

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