Results 21 to 30 of about 32,243 (299)

Effect of Adhesive Debonding on the Performance of Piezoelectric Sensors in Structural Health Monitoring Systems

open access: yesSensors, 2019
Piezoelectric (PZT) ceramic elements are often subjected to complex loads during in- service lifetime in structural health monitoring (SHM) systems, and debonding of both excitation actuators and receiving sensors have a negative effect on the monitoring
Xuerong Liu   +4 more
doaj   +1 more source

Study on the intermediate crack-induced debonding strain of FRP-strengthened concrete members using the updated BP neural network

open access: yesAin Shams Engineering Journal
Fiber reinforced plastics (FRP) are often used to enhance the capacity of the reinforced concrete beam (RC beam). However, the debonding failure is often observed due to the effect of the complex environment and the random loads.
Yu Xuan rui
doaj   +1 more source

Mechanical Connectors to Enhance the Interfacial Debonding of Concrete Overlays

open access: yesApplied Sciences, 2020
Concrete bonded whitetoppings and overlays usually fail due to a loss of bond between the layers as a consequence of direct actions (traffic loads) or indirect actions (temperature differences or shrinkage in the layers).
Rubén-Daniel López-Carreño   +3 more
doaj   +1 more source

Interfacial debonding behavior of composite beam/plates with PZT patch [PDF]

open access: yes, 2010
This paper studies interfacial debonding behavior of composite beams which include piezoelectric materials, adhesive and host beam. The focus is put on crack initiation and growth of the piezoelectric adhesive interface.
Bai, Ruixiang   +5 more
core   +1 more source

Debonding-on-demand Fe3O4-epoxy adhesively bonded dissimilar joints via electromagnetic induction heating

open access: yes, 2023
We investigated the debonding on-demand (DoD) of adhesively bonded hybrid dissimilar joints by applying electromagnetic induction heating to the joint overlap section, wherein the epoxy resin is reinforced with iron oxide (Fe3O4) particles.
Hasan Caglar (16977833)   +5 more
core   +1 more source

A Moving Cohesive Mesh Formulation to Predict Debonding Phenomena in Layered Structures [PDF]

open access: yesComputational Engineering and Physical Modeling, 2018
A new numerical formulation, which combines the Cohesive Zone Model (CZM) approach with the Arbitrary Lagrangian-Eulerian (ALE) methodology to investigate the crack onset and evolution of multilayer composite beams is presented.
Marco Francesco Funari   +2 more
doaj   +1 more source

CFRP Debonding for the R.C. beams.

open access: yes, 2021
CFRP Debonding for the R.C. beams.
Brwa Hamah Saeed Hamah-Ali (11888709)   +1 more
core   +1 more source

Flexural Behavior of 3D‐Printed Porous Bouligand‐Structured Polymers: Influence of Pitch Angle and Porosity

open access: yesAdvanced Engineering Materials, EarlyView.
This study examines how helicoidal architectures with different porosities respond to bending. Adjusting layer angle and spacing in 3D‐printed polymers reveals clear tradeoffs between stiffness, strength, and energy absorption. Experiments and simulations highlight designs that distribute stress effectively, offering pathways for optimizing lightweight
Praveenkumar Subhash Patil   +2 more
wiley   +1 more source

The deformability of compressed concrete elements strengthened with FRCM composite materials

open access: yesBudownictwo i Architektura, 2013
In the paper the results of experimental studies performed on compressed concrete elements strengthened with composite fabric of FRCM (Fibre Reinforced Cementitious Matrix) technology are presented. In the studies the influence of temperature, the number
Tomasz Trapko
doaj   +1 more source

Reliability Analysis of Steel Bridge Girders Strengthened with CFRP Considering the Debonding of Adhesive Layer

open access: yesDesigns, 2022
One issue to consider while designing and constructing steel girders reinforced with carbon fiber-reinforced polymer (CFRP) plates in bridges is debonding failure.
Duy Hung Vo   +4 more
doaj   +1 more source

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