Results 11 to 20 of about 5,250 (307)

A theoretical and experimental study on the pre-tensioning and anchorage of composite materials based on shape memory alloys

open access: yesCase Studies in Construction Materials, 2023
Prestressing technology can not only improve the bearing capacity of beam but also improve the utilization rate of carbon fiber-reinforced polymers (CFRPs). However, the existing prestressing and anchorage devices are complicated and have many components,
Zihan Li   +4 more
doaj   +1 more source

Study of AEB and active seat belt on driver injury in vehicle–vehicle frontal oblique crash

open access: yesScientific Reports, 2023
The safety of vehicle occupants in oblique collision scenarios continues to pose challenges, even with the implementation of Automatic Emergency Braking (AEB) systems.
Pingfei Li   +5 more
doaj   +1 more source

Research on Process of Longitudinal Vibration Underwater Acoustic Transducer Based on Acousto-Solid-Piezoelectric Coupling

open access: yes水下无人系统学报, 2023
Currently, the design process of longitudinal vibration underwater acoustic transducers only focuses on ideal conditions, but the production process has a certain impact on the relevant electroacoustic performance of the underwater acoustic transducers ...
Pengfei GENG   +4 more
doaj   +1 more source

Stability of traveling, pre-tensioned, heavy cables [PDF]

open access: yesJournal of Computational and Nonlinear Dynamics, 2017
18 pages, 12 ...
Dehadrai, Abhinav R.   +2 more
openaire   +3 more sources

Out‐of‐plane reinforcement of masonry walls using joint-embedded steel cables [PDF]

open access: yes, 2020
The out-of-plane mechanism (rocking) of walls often causes fatalities and collapses of historic buildings during earthquakes. This paper addresses the problem of assessing the seismic resistance of walls subjected to out-of-plane bending, before and ...
Bisciotti, Giordano   +2 more
core   +2 more sources

Cyclic Behavior of Beam-Column Connections in Precast Structures

open access: yesFrontiers in Built Environment, 2021
The performance of precast concrete structures is greatly influenced by the response of beam–to-column connections. In this study, a new moment resisting precast concrete beam-column connection detail with post-tensioning bolts, made out of high yield ...
Hilal Meydanli Atalay, Sevket Ozden
doaj   +1 more source

Numerical Study of the Influence of the Interaction Distance, the Polymeric Strips Pre-Tensioning, and the Soil–Polymeric Interaction on the Performance of Back-to-Back Reinforced Soil Walls

open access: yesInfrastructures, 2022
This study describes the results of a series of 2D finite element method (FEM) numerical models of 6 m high back-to-back reinforced soil walls using the geotechnical software PLAXIS. These structures are used to support embankments, especially for bridge
Abdelaziz Brouthen   +2 more
doaj   +1 more source

Pre‐Tensioned Belts Overhanging Elastic Rollers [PDF]

open access: yesPAMM, 2005
AbstractSubject of this paper are deformation mechanisms in pre‐tensioned elastic belts, which are wrapped around rollers carrying elastic layers that support the belts over part of their width. By means of analytical models and the finite element method the corresponding deformations of the belts are predicted.
T. Daxner   +2 more
openaire   +1 more source

Dynamic one-sided out-of-plane behavior of unreinforced-masonry wall restrained by elasto-plastic tie-rods [PDF]

open access: yes, 2019
Past earthquakes have shown the high vulnerability of existing masonry buildings, particularly to out-of-plane local collapse mechanisms. Such mechanisms can be prevented if façades are restrained by tie rods improving the connections to perpendiculars ...
Al Shawa, Omar   +2 more
core   +1 more source

MPFL GRAFT TENSIONING TO TREAT PATELLAR INSTABILITY RELATED TO PATELLA ALTA: DYNAMIC SIMULATION

open access: yesOrthopaedic Journal of Sports Medicine, 2020
Background: Medial patellofemoral ligament (MPFL) reconstruction is a popular treatment for lateral patellar instability. For knees with patella alta, however, tibial tuberosity distalization is the most common approach due to concerns about graft ...
Travis Jones MD   +2 more
doaj   +1 more source

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