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analysis of the mechanical behaviour of asphalt concretes

analysis of the mechanical behaviour of asphalt concretes

Analysis of the Mechanical Behaviour of Asphalt Concretes ...

The asphalt concretes were produced both in a road materials laboratory and in an asphalt concrete production plant. The mechanical behaviour of the mixes was investigated in terms of Marshall stability, flow, quotient, and moreover by the stiffness modulus. The artificial neural networks used for the numerical analysis of the experimental data ...

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Analysis of the Mechanical Behaviour of Asphalt Concretes ...

PDF The current paper deals with the numerical prediction of the mechanical response of asphalt concretes for road pavements, using artificial neural... Find, read and cite all the research ...

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Analysis of the Mechanical Behaviour of Asphalt Concretes ...

DOI: 10.1155/2018/1650945 Corpus ID: 54958334. Analysis of the Mechanical Behaviour of Asphalt Concretes Using Artificial Neural Networks @article{Baldo2018AnalysisOT, title={Analysis of the Mechanical Behaviour of Asphalt Concretes Using Artificial Neural Networks}, author={N. Baldo and E. Manthos and M. Pasetto}, journal={Advances in Civil Engineering}, year={2018}, volume={2018},

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Analysis of the Mechanical Behaviour of Asphalt Concretes ...

Jan 01, 2018  Similar performance indicators have been used in previous investigations, focused on the mechanical parameter prediction of asphalt concretes, by ANN analysis [20-22, 30-32]. The lowest MSE value (0.67751) was observed for the prediction of the stiffness modulus, while increasing values have been obtained for Marshall stability, flow, and ...

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Analysis of the Mechanical Behaviour of Asphalt Concretes ...

Table 3: Analysis of the Mechanical Behaviour of Asphalt Concretes Using Artificial Neural Networks

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(PDF) Micromechanical Analysis of Viscoelastic Properties ...

Micromechanical Analysis of Viscoelastic Properties of Asphalt Concretes. Download. Micromechanical Analysis of Viscoelastic Properties of Asphalt Concretes. A. Papagiannakis. Eyad Masad. A. Papagiannakis. Eyad Masad. Related Papers. Micromechanical finite element framework for predicting viscoelastic properties of asphalt mixtures.

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Micro-mechanical analysis of high modulus asphalt concrete ...

Sep 30, 2019  To simulate the mechanical behavior of the asphalt mixture, micro-parameters were adjusted to fit with the strain–stress curve results from lab-test. The displacement and stress distribution in vertical and horizontal directions, and the shear stress in the horizontal direction were analyzed for the HMAC pavement and conventional asphalt ...

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Analysis of the Mechanical Behaviour of Asphalt Concretes ...

Table 3: Analysis of the Mechanical Behaviour of Asphalt Concretes Using Artificial Neural Networks

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1. Introduction

Similar performance indicators have been used in previous investigations, focused on the mechanical parameter prediction of asphalt concretes, by ANN analysis [20 – 22, 30 – 32]. The lowest MSE value (0.67751) was observed for the prediction of the stiffness modulus, while increasing values have been obtained for Marshall stability, flow ...

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Analysis of the mechanical behaviour of bituminous ...

Sep 01, 2013  Analysis of the mechanical behaviour of bituminous mixtures at low temperatures. ... Estimation of relative performance of reinforced overlaid asphalt concretes against reflection cracking due to bending more fracture. Constr Build Mater, 23 (5) (2009), pp. 1803-1807.

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Mechanical Behavior Investigation of Reclaimed Asphalt ...

2 天前  Reclaimed Asphalt Pavement (RAP) material mainly consists of removed asphalt concretes from existing infrastructures and, to a minor extent, of wasted or rejected mixes during the production ...

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Linear and Nonlinear Viscoelastic Analysis of the ...

Apr 02, 2004  The paper at hand presents a methodology for analyzing the viscoelastic behavior of asphalt concretes, whose microstructure is captured through two-dimensional imaging techniques. The paper describes the viscoelastic behavior of the binder through mechanistic models fitted to rheological data obtained at different strain levels.

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Environmental performance and mechanical analysis of ...

The overall objective of this research project was to investigate the feasibility of incorporating 100% recycled aggregates, either waste precast concrete or waste asphalt planning, as replacements for virgin aggregates in structural concrete and to determine the mechanical and environmental performance of concrete containing these aggregates.

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Analysis of the influence of using recycled polystyrene as ...

Jan 01, 2018  Analysis of the influence of using recycled polystyrene as a substitute for bitumen in the behaviour of asphalt concrete mixtures. ... (w/o 1%) resulted in a poorer mechanical behaviour of the mixtures in comparison to the reference values for all tests ... Comparative analysis of the performance of asphalt concretes modified by dry way with ...

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Effect of anisotropic characteristics on the mechanical ...

The SA is based on standardized regression coefficients method. Comparing the mechanical behavior in terms of surface deflection, stress, and strain of the anisotropy model against those corresponding to the isotropic model under static loads show that the anisotropic properties had greater effects on the mechanical behavior of the AC overlay.

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Micromechanical Analysis of Viscoelastic Properties of ...

A methodology for relating the microstructure of asphalt concretes to their viscoelastic behavior is described. Imaging techniques are used to capture the asphalt concrete microstructure, and the finite element method (FEM) is used to model its stress-strain behavior in the time domain.

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Creep Response of Asphalt Concretes: Visco-Elasto-Plastic ...

In the present research, the creep behaviour of the considered asphalt concretes was analyzed by means of a visco-elasto-plastic constitutive model implemented in a three dimensional computational platform, namely CAPA 3D, developed by the Group of Mechanics of

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AGGREGATE ANGULARITY EFEFCTS ON MECHANICAL

mechanical behaviour of dense graded asphalt mixtures. Four mixtures of different classes of coarse aggregate angularity (rounded to angular) were compacted to cylindrical heights of 63, 100 and 150 mm each. Geometric characterization of the particle angularity have

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Stiffness Modulus and Marshall Parameters of Hot Mix ...

between asphalt mixtures’ microstructure and their mechanical behavior. Particular emphasis has been given to the possibility of using such constitutive approaches to properly select asphalt concretes’ components and their optimal proportions to ensure the required design

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Effect of anisotropic characteristics on the mechanical ...

May 26, 2018  Asphalt concrete (AC) overlays placed over old asphalt pavement have become an alternative to repairing and reinforcing pavements. The strength contributed by the AC overlay is strongly influenced by the anisotropic properties of the pavement material. This study was conducted to analyze the influence of anisotropy, modulus gradient properties, and the condition of the AC overlay and old ...

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Study on Creep Behavior Of Asphalt Mixture Based on ...

analysing the mechanical properties of asphalt mixtures using PFC software. The research on creep behaviour of the asphalt mixture by numerical simulation opens up a new way for research on creep behaviour of the asphalt mixture, it is of considerable theoretical value and

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Mechanical Behavior Investigation of Reclaimed Asphalt ...

2 天前  Reclaimed Asphalt Pavement (RAP) material mainly consists of removed asphalt concretes from existing infrastructures and, to a minor extent, of wasted or rejected mixes during the production ...

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Study on Mechanical Behavior of Asphalt Concrete Pavements ...

Generally speaking, the asphalt concrete pavement will be affected by the temperature and aging when it is in the use, which makes the modulus of asphalt mixtures change as non-uniformity gradient. This paper assumes the different changes on the modulus of surface layer with different gradient and then researched the mechanical characteristics of asphalt concrete pavements with cracks and no ...

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Behavior of asphalt concrete mixtures in triaxial ...

May 01, 1994  The triaxial compression test is one of the most common standard tests for determining the stress-strain behavior and strength parameters of soil under drained and undrained conditions. The use of the test method in asphaltic mixtures is less well

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Prediction of the High-Temperature Performance of a ...

Apr 25, 2019  Baldo et al. (2018) utilized the ANN modelling technique to analyse the mechanical behaviour of asphalt concretes using base bitumen and polymer modified bitumen data observed through experimental investigations. The models developed in their study included single outputs of four mechanical parameters, namely Marshall stability, flow, quotient ...

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Measuring the Thermomechanical Fatigue of Asphalt Coatings

B. Characterization of viscoelastic behavior of asphalt mixtures The asphalt is a viscoelastic material that is to say, its mechanical behavior varies with the conditions of stress: speed, load time, temperature. To characterize the changing behavior of asphalt mix from the state "liquid" to that of a

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Dams with asphaltic concrete core : analysis of mechanical ...

Laboratory studies showed that the type of CAP has low influence and the type of fillers major influence on the volumetric and mechanical parameters. Mixtures with the percentage of asphalt binder content versus air voids above 90% have a flexible and ductile behavior and low influence of several factors, such as compaction temperature.

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Study on Creep Behavior Of Asphalt Mixture Based on ...

analysing the mechanical properties of asphalt mixtures using PFC software. The research on creep behaviour of the asphalt mixture by numerical simulation opens up a new way for research on creep behaviour of the asphalt mixture, it is of considerable theoretical value and

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Study of Asphalt-Concrete Pavement Fatigue Modeling

material mechanical behaviour to model the long-term behaviour of a pavement structure. First, the mechanical and fatigue properties of asphalt were determined at the laboratory. Then a four-layer finite-element model was created using Ansys software. Two different models – with and without

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(PDF) Numerical and Experimental Analysis for the ...

Numerical and Experimental Analysis for the Interlayer Behavior of Double-Layered Asphalt Pavement Specimens Journal of Materials in Civil Engineering, 2011 Christiane Raab

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Effect of anisotropic characteristics on the mechanical ...

The SA is based on standardized regression coefficients method. Comparing the mechanical behavior in terms of surface deflection, stress, and strain of the anisotropy model against those corresponding to the isotropic model under static loads show that the anisotropic properties had greater effects on the mechanical behavior of the AC overlay.

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DYNAMIC-MECHANICAL CHARACTERIZATION OF BINDER AND ASPHALT ...

May 10, 1996  The dynamic-mechanical analysis (DMA) is a powerful tool to investigate the rheological behaviour of materials. This technique is widely used to predict the end product performances starting from raw material properties. The aim of this work is to investigate how the binder type, SBS-modified or unmodified bitumen, can affect the asphalt ...

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Marco PASETTO (journal or books, since 2010)

- Analysis of the Mechanical Behaviour of Asphalt Concretes Using Artificial Neural Networks (2018), Advances in Civil Engineering, Hindawi Ltd., pp. 17, doi 10.1155/2018/1650945, with (N. Baldo, E. Manthos,) IF 0.827. – A rheological study on rejuvenated binder containing very high content of aged bitumen (2018), RILEM

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Analysis of Viscoelastic Flexible Pavements

have been successfully used to explain the mechanical behavior of high polymers and much basic work U) lias been developed in this area. In recent years the theory of viscoelasticity has been employed to explain the mechanical behavior of asphalts (2, 3, 4) and to a very limited degree the behavior of asphaltic mixtures (5, 6, 7) and soils (8).

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Effect of volumetric factors on the mechanical behavior of ...

T1 - Effect of volumetric factors on the mechanical behavior of asphalt fine aggregate matrix and the relationship to asphalt mixture properties. AU - Underwood, B. Shane. AU - Kim, Y. Richard. PY - 2013/11/1. Y1 - 2013/11/1. N2 - The multiscale study of asphalt concrete using fine aggregate matrix (FAM) has become widespread in recent years.

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