Results 31 to 40 of about 23,882 (260)

Parametric Generation of Small Ship Hulls with CAD Software

open access: yesJournal of Marine Science and Engineering, 2023
CAD software is a daily tool in ship design offices and shipyards, and every software uses NURBS or B-splines curves and surfaces as common foundations.
Francisco Pérez-Arribas
doaj   +1 more source

Reductions in the Laser Welding Deformation of STS304 Cylindrical Structure Using the Pre-Stress Method

open access: yesMetals, 2023
Welding deformation occurs due to non-uniform thermal expansion, thermal contraction, restraint, and phase transformation in a metal by a local welding heat source.
Se-Hwan Lee   +2 more
doaj   +1 more source

A Method for Predicting Landslides Based on Micro-Deformation Monitoring Radar Data

open access: yesRemote Sensing, 2023
Mine slope landslides seriously threaten the safety of people’s lives and property in mining areas. Landslide prediction is an effective way to reduce losses due to such disasters.
Weixian Tan   +6 more
doaj   +1 more source

Numerical method of determining creep model parameters within the first two stages of creep

open access: yesВестник Самарского университета: Аэрокосмическая техника, технологии и машиностроение, 2017
The article describes a new numerical method for determining the parameters of a creep model within the first two stages of creep. The numerical method is based on the transition from a nonlinear model of creep to a linear-parametric discrete model.
V. E. Zoteev, R. Yu. Makarov
doaj   +1 more source

Application of Freeform Surface to the Parametric Design of Plate Sheet Structure

open access: yesChemical Engineering Transactions, 2018
This paper constructs a small-scale, lightweight structure with complex freeform surfaces via parametric design. First, the method of freeform surface modelling and parametric design were introduced, and combined into the parametric design aided freeform
Wei Zhang   +3 more
doaj   +1 more source

Kerov functions for composite representations and Macdonald ideal

open access: yesNuclear Physics B, 2019
Kerov functions provide an infinite-parametric deformation of the set of Schur functions, which is a far-going generalization of the 2-parametric Macdonald deformation.
A. Mironov, A. Morozov
doaj   +1 more source

Comparison of Experimentally Measured Deformation of the Plate on the Subsoil and the Results of 3D Numerical Model

open access: yesTransactions of the VŠB: Technical University of Ostrava, Civil Engineering Series, 2014
The purpose of this paper is to compare the measured subsidence of the foundation in experiments and subsidence obtained from FEM calculations. When using 3D elements for creation of a 3D model, it is, in particular, essential to choose correctly the ...
Labudková Jana, Čajka Radim
doaj   +1 more source

Bending-Induced Cross-Sectional Deformation of Cold-Formed Steel Channel-Section Beams

open access: yesAdvances in Civil Engineering, 2021
In practice, the cold-formed steel structures are widely used, and their geometrical nonlinearity is of great significance in structural design. However, the current analytical solutions are only applied to linear problems, and the nonlinear problems are
Liusi Dai, Wenfu He
doaj   +1 more source

Parametric study of the deformation of transversely isotropic discs under diametral compression [PDF]

open access: yesFracture and Structural Integrity, 2017
The displacement field in a circular disc made of a transversely isotropic material is explored in a parametric manner. The disc is assumed to be loaded by a parabolic distribution of compressive radial stresses along two finite arcs of its periphery in ...
Christos F. Markides   +1 more
doaj   +3 more sources

Salmonella lipopolysaccharide‐containing supported lipid bilayers as platforms to study bacteriophage interactions

open access: yesFEBS Letters, EarlyView.
We present robust protocols for the preparation of supported lipid bilayers (SLBs) incorporating either Salmonella smooth LPS or outer membrane vesicles (OMVs). We use a combination of quartz crystal microbalance with dissipation (QCM‐D) and fluorescence microscopy to both characterize the SLBs of various compositions and to probe their interactions ...
Hudson P. Pace   +6 more
wiley   +1 more source

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