Results 21 to 30 of about 19,495,072 (268)

Concrete Carbonation of Deep Burial Storage Constructions under Model Aging Conditions

open access: yesBuildings, 2023
To ensure the safe operation of concrete structures of deep-burial storages, it is necessary to research the degradation mechanisms of such structures.
Vyacheslav Medvedev   +3 more
doaj   +1 more source

Study on Extension of the 6-DOF Measurement Area for a Model Ship by Developing Auto-tracking Technology for Towing Carriage in Deep Ocean Engineering Tank

open access: yes한국해양공학회지, 2022
The deep ocean engineering basin (DOEB) of the Korea Research Institute of Ship and Ocean Engineering (KRISO) is equipped with an extreme-environment reproduction facility that can analyze the motion characteristics of offshore structures and ships.
Jae-Sang Jung   +5 more
doaj   +1 more source

A Novel Method for Optimizing Parameters influencing the Bearing Capacity of Geosynthetic Reinforced Sand Using RSM, ANN, and Multi-objective Genetic Algorithm

open access: yesStudia Geotechnica et Mechanica, 2023
In this study, a novel method is proposed to optimize the reinforced parameters influencing the bearing capacity of a shallow square foundation resting on sandy soil reinforced with geosynthetic. The parameters to be optimized are reinforcement length (L)
Lafifi Brahim   +2 more
doaj   +1 more source

Wind-tunnel simulations of wind influence on snow load distribution on roofs

open access: yesBudownictwo i Architektura, 2013
The paper summarizes the problem of snow load prediction on building roofs, the importance of wind action in context of this load and the scope of wind tunnel applications in such research with more detailed description of experimental stand in Cracow ...
Grzegorz Kimbar
doaj   +1 more source

Experimental Evaluation of Load Distribution between Piles in Case of Block Failure

open access: yesApplied Sciences, 2023
In this study, the load distribution of the piles in the pile group was investigated in the case of the pile raft foundations failure under the effect of vertical loads in cohesive soils.
Huseyin Suha Aksoy, Aykut Ozpolat
doaj   +1 more source

CFD Optimisation of the Longitudinal Volume Distribution of a Ship’s Hull by Constrained Transformation of the Sectional Area Curve

open access: yesPolish Maritime Research, 2022
The paper presents a proposal for a formalised approach to hull shape optimisation with respect to total resistance, by fine-tuning longitudinal volume distribution.
Kraskowski Marek
doaj   +1 more source

Numerical study of a novel small waterplane area USV advancing in calm water and in waves using the higher-order Rankine source method

open access: yesEngineering Applications of Computational Fluid Mechanics, 2023
The wave loads and motion responses of an Unmanned Surface Vehicle (USV) in water will directly influence the powering requirement, energy supply design and function of the installed sensors.
Gong Xiang, Xianbo Xiang, Raju Datla
doaj   +1 more source

Study on the side friction resistance capacity of prefabricated pipe piles in coral reef strata

open access: yesFrontiers in Earth Science
Coral reefs are widely distributed along the “Maritime Silk Road”, and their unique mechanical properties pose numerous challenges for marine engineering construction.
Hong Zhang   +5 more
doaj   +1 more source

Analysis of the potential of building ramps in hydrotechnical structures as a means of facilitating fish migration [PDF]

open access: yesActa Scientiarum Polonorum. Formatio Circumiectus, 2016
Measures aimed at preserving “ecological corridors” in rivers are a difficult and complex issue that requires specialized knowledge from many science disciplines.
Tomasz Tymiński   +3 more
doaj   +1 more source

Experimental investigation on surrounding rock stress and deformation rule of TBM tunneling in deep mixed strata

open access: yesRock and Soil Mechanics, 2021
To investigate the relation among the stress, deformation, rupture, and stratigraphic effects of surrounding rocks of the supported and unsupported TBM tunnelling in deep mixed strata, the experimental investigation was conducted by a similarity model ...
LI Yuan-hai   +3 more
doaj   +1 more source

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