Results 11 to 20 of about 387,948 (293)

Quasi-static methods to evaluate seat strength in rear impacts

open access: yesTraffic Injury Prevention, 2022
Various methods have been used in the past 50 years to apply Quasi-static load to a seat in the rear direction and measure seat performance in rear impacts. This study compared five of the most-common test procedures to evaluate seats. In addition, occupant mass and center of gravity are discussed as important characteristics of rear loading of seats ...
Roger A, Burnett   +2 more
openaire   +2 more sources

Numerical modelling strategies using implicit and explicit methods to simulate quasi-static and dynamic three-points bend fracture tests of a ductile steel [PDF]

open access: yesEPJ Web of Conferences, 2021
Three-point bend fracture tests have been conducted at different loading rates with a quadratic martensitic steel. The failure energy has been found to increase with loading rate.
Nozères Frédéric   +5 more
doaj   +1 more source

Upper Bound Analysis of the Stability of 3D Slopes in the Saturated Soft Clay Subjected to Seismic Effect

open access: yesFrontiers in Earth Science, 2021
In order to study the three-dimensional stability problem of the saturated soft clay slope under earthquake loads, based on the three-dimensional rotation failure model, the seismic force was introduced into the calculation by the quasi-static method ...
Biao Zhang, Yi Jiang, Hao Cheng, Ze Liu
doaj   +1 more source

Damage Detection in Beam Bridges Using Quasi-static Displacement Influence Lines

open access: yesApplied Sciences, 2019
Quasi-static strain influence lines (ILs) based on the Brillouin optical time domain analysis (BOTDA) technique have been proposed to effectively locate damage in beam bridges.
Shaoyi Zhang, Yang Liu
doaj   +1 more source

Simulation of Quasi-Static Crack Propagation by Adaptive Finite Element Method

open access: yesMetals, 2021
The finite element method (FEM) is a widely used technique in research, including but not restricted to the growth of cracks in engineering applications.
Abdulnaser M. Alshoaibi   +1 more
doaj   +1 more source

A direct elimination algorithm for quasi-static and dynamic contact problems [PDF]

open access: yes, 2015
This paper deals with the computational modeling and numerical simulation of contact problems at Unite deformations using the Finite element method. Quasi-static and dynamic problems are considered and two particular frictional conditions, full stick ...
Agelet de Saracibar Bosch, Carlos   +1 more
core   +4 more sources

Use of Magnetic Field for Mitigating Gyroscope Errors for Indoor Pedestrian Positioning

open access: yesSensors, 2018
In the field of indoor pedestrian positioning, the improved Quasi-Static magnetic Field (iQSF) method has been proposed to estimate gyroscope biases in magnetically perturbed environments.
Ming Ma, Qian Song, Yang Gu, Zhimin Zhou
doaj   +1 more source

Parallel three-dimensional simulations of quasi-static elastoplastic solids [PDF]

open access: yes, 2020
Hypo-elastoplasticity is a flexible framework for modeling the mechanics of many hard materials under small elastic deformation and large plastic deformation.
Boffi, Nicholas M., Rycroft, Chris H.
core   +2 more sources

Structural Analysis of Buildings at Explosive Actions in SCAD [PDF]

open access: yesИнженерно-строительный журнал, 2014
This article deals with the methods of structural analysis of buildings and structures at explosive actions. In introduction, there is a review of types of explosions and the features of their action on structures.
N.A. Chernukha
doaj   +1 more source

Quasi-Static Indentation test Analyses of CFRP laminate using quasi three-dimensional XFEM

open access: yesNihon Kikai Gakkai ronbunshu, 2021
CFRP laminates subjected to out-of-plane load may have complex damage such as delamination, matrix crack and fiber failure. In this study, damage propagation analyses for Quasi-Static Indentation (QSI) tests were performed by static implicit method using
Chenyu WANG, Toshio NAGASHIMA
doaj   +1 more source

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