Results 31 to 40 of about 1,173,563 (331)

Acoustic emission activity and damage evolution characteristics of marble under triaxial stress at high temperatures

open access: yesRock and Soil Mechanics, 2021
In order to reveal the fracture development and damage evolution law of marble under the influence of temperature, the deformation and failure characteristics and acoustic emission activity of marble under the conditions of 30, 60, 90, 120 ℃ and 150 ...
LI Hao-ran   +4 more
doaj   +1 more source

Synergistic combination of systems for structural health monitoring and earthquake early warning for structural health prognosis and diagnosis [PDF]

open access: yes, 2012
Earthquake early warning (EEW) systems are currently operating nationwide in Japan and are in beta-testing in California. Such a system detects an earthquake initiation using online signals from a seismic sensor network and broadcasts a warning of the ...
Beck, James L., Wu, Stephen
core   +1 more source

Fourier Series Approach for the Vibration of Euler–Bernoulli Beam under Moving Distributed Force: Application to Train Gust

open access: yesShock and Vibration, 2019
The dynamic response of an Euler–Bernoulli beam under moving distributed force is studied. By decomposing the distributed force into Fourier series and extending them to semi-infinite sine waves, the complex procedure for solving this problem is ...
Shupeng Wang   +4 more
doaj   +1 more source

Structural health monitoring for wind turbine foundations [PDF]

open access: yes, 2013
The construction of onshore wind turbines has rapidly been increasing as the UK attempts to meet its renewable energy targets. As the UK’s future energy depends more on wind farms, safety and security are critical to the success of this renewable energy ...
Christos Tachtatzis   +5 more
core   +1 more source

Population-Based Structural Health Monitoring [PDF]

open access: yes, 2021
One of the dominant challenges in data-based structural health monitoring (SHM) is the scarcity of measured data corresponding to different damage states of the structures of interest. A new arsenal of advanced technologies is described here that can be used to solve this problem. This new generation of methods is able to transfer health inferences and
Gardner, P.   +6 more
openaire   +2 more sources

A Methodological Framework for Structural Reliability Assessment of Marine Structural Elements

open access: yesJournal of Marine Science and Engineering, 2023
The aim of this paper is to provide a robust framework to assist researchers in deciding which methods to use, depending on the problem at hand, in order to estimate the probability of failure of marine structural parts that are subjected to variable ...
Vaso Mantzakopoulou   +1 more
doaj   +1 more source

Vibration Response Evaluation under Shock-Type Loading with Emphasis on Finite Element Model Updating

open access: yesShock and Vibration, 2020
In some cases, impulse- or shock-type excitations as the dynamic loading are inevitable, and obtaining proper response with the well-known numerical methods is not easy. This paper focuses on dynamic response estimation against short-time loading with an
Jalal Akbari   +2 more
doaj   +1 more source

Challenges in Bridge Health Monitoring: A Review

open access: yesSensors, 2021
Bridge health monitoring is increasingly relevant for the maintenance of existing structures or new structures with innovative concepts that require validation of design predictions.
Piervincenzo Rizzo, Alireza Enshaeian
doaj   +1 more source

Design of a Large-Scale Piezoelectric Transducer Network Layer and Its Reliability Verification for Space Structures

open access: yesSensors, 2020
As an effective structural health monitoring (SHM) technology, the piezoelectric transducer (PZT) and guided wave-based monitoring methods have attracted growing interest in the space field.
Yuanqiang Ren, Jingya Tao, Zhaopeng Xue
doaj   +1 more source

Conception and Exploration of Using Data as a Service in Tunnel Construction with the NATM

open access: yesEngineering, 2018
The New Austrian Tunneling Method (NATM) has been widely used in the construction of mountain tunnels, urban metro lines, underground storage tanks, underground power houses, mining roadways, and so on.
Bowen Du, Yanliang Du, Fei Xu, Peng He
doaj   +1 more source

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