multiscale characterization of asphalt mastic rheology

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Multi-scale Characterization of Asphalt Mastic Rheology ...

Understanding the influence of the fundamental parameters on asphalt mastic rheology is an important step towards improving the quality of asphalt mixtures. Due to

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(PDF) Multi-scale Characterization of Asphalt Mastic Rheology

Abstract and Figures. Understanding the influence of the fundamental parameters on asphalt mastic rheology is an important step towards improving the quality of

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Multi-Scale Characterization of Asphalt Mastic Rheology

Understanding the influence of the fundamental parameters on asphalt mastic rheology is an important step towards improving the quality of asphalt mixtures. Due

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Licentiate Thesis in Civil and Architectural Engineering ...

Asphalt mastic is a combination of binder and filler particles most of which pass a 63 μm sieve as defined by the European St andard (EN 933-10). It acts as a

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New Experimental and Modelling Tools for Multiscale ...

New Experimental and Modelling Tools for Multiscale Characterization of Asphalt Mastic. Fadil, Hassan ... to contribute to solving these important issues by

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Viscoelastic characterization of aged asphalt mastics ...

Nov 10, 2018  Asphalt mastic characterization. The asphalt mastic behavior affects the asphalt mixture performance from mix design and compaction stage until many years

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Multiscale modeling approach for asphalt concrete and its ...

Jan 01, 2015  The multiscale evaluation of asphalt composites is a method whereby material behaviors are viewed as a consequence of mechanisms that are active at different length

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CE 758 Multiscale Characterization of Asphalt Materials ...

CE 758 Multiscale Characterization of Asphalt Materials. 3 Credit Hours. Multiscale characterization of asphalt concrete. Chemical, rheological, and damage characterization of asphalt binder; asphalt binder oxidative aging; asphalt modification; asphalt emulsions; asphalt

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Multi-Scale Modeling and Characterization of ...

Multi-scale Characterization of Asphalt Mastic Rheology. Ebrahim Hesami, Ali N. Ghafar, Björn Birgisson, Niki Kringos. Pages 45-61. Integrating Physicochemical and Geochemical Aspects for Development of a Multi-scale Modelling Framework to

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Multi-Scale Modeling and Characterization of ...

Technical Committee on Characteristics of Asphalt Materials AFK20, the Interna- ... Multi-scale Characterization of Asphalt Mastic Rheology.....45 Ebrahim Hesami, Ali N. Ghafar, Björn Birgisson, Niki Kringos ... Review of Multiscale Characterization Techniques and Multiscale Modeling Methods for Cement Concrete: From Atomistic to

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Multiscale modeling approach for asphalt concrete and its ...

Jan 01, 2015  The multiscale evaluation of asphalt composites is a method whereby material behaviors are viewed as a consequence of mechanisms that are active at different length scales within the asphalt concrete mixture. ... asphalt mastic and asphalt fine aggregate matrix (FAM). ... Such is the case because the exact sensitivity of asphalt rheology to ...

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Multiscale Characterization of Aging and Rejuvenation in ...

Multiscale Characterization of Aging and Rejuvenation in Asphalt Binder Blends with High RAP Contents. ... Improving Rutting and Fatigue Properties of Asphalt Mastic by Adding Cement–Polyethylene Glycol Composite ... Rheology of High-Volume Fly Ash Self-Compacting Recycled Aggregate Concrete

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Constitutive Modeling of Asphalt Concrete: A Multiscale ...

Mastic Multiscale Characteristics Binder *Underwood and Kim (2011). “Experimental Investigation into the Multiscale Behavior of Asphalt Concrete,” IJPE, Special Multiscale Modeling Issue, 12(4). 27

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(PDF) Multiscale Modeling of Asphalt Concrete and ...

Asphalt Concrete (AC) is a multiphase material consisting of three phases: asphalt. 2. binder, aggregates, and mastic (a mixture of fines passing #200 sieve and asphalt binder). It is. 3 ...

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mastic asphalt mixture, multiscale analysis, binary image ...

Macroscopic Constitutive Law for Mastic Asphalt Mixtures from Multiscale Modeling Richard Valenta Centre for Integrated Design of Advances Structures, Czech Technical University in Prague, Thakurova 7, 166 29 Prague 6, Czech Republic

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Multi-Scale Modeling and Characterization of ...

Multi-Scale Modeling and Characterization of Infrastructure Materials: Proceedings of the International RILEM Symposium Stockholm, June 2013. With the potential to open up new uses and classes of materials, with wide-ranging implications for society, the micro- and nano-modification of infrastructure materials and the associated multi-scale characterization and simulation is the subject of ...

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(PDF) Modelling of Flow Properties of Asphalt Mastics

The study focuses on using micromechanical and rheology-based models to assess the effect of two fillers, limestone and hydrated lime, on the performance of the asphalt mastic.

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Multi-Scale Modeling and Characterization of ...

Multi-scale Characterization of Asphalt Mastic Rheology. Pages 45-61. ... Asphalt Internal Structure Characterization with X-Ray Computed Tomography and Digital Image Processing. ... Review of Multiscale Characterization Techniques and Multiscale Modeling Methods for Cement Concrete: From Atomistic to Continuum ...

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(PDF) Is Low-Temperature Creep of Asphalt Mastic ...

Is Low-Temperature Creep of Asphalt Mastic Independent of Filler Shape and Mineralogy?—Arguments from Multiscale Analysis Journal of Materials in Civil Engineering, 2005 Ronald Blab

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Multi-Scale Characterization of Asphalt Mortar with ...

26 multiscale modeling of asphalt mixtures. 27 Keywords: Indentation, Asphalt mortar, Asphalt, Multiscale, Viscoelasticity, FEM. 28 1. INTRODUCTION 29 Instrumented indentation tests have been used to measure the viscoelastic and adhesive 30 properties of asphalt binders at micro- as well as macro-scales cf. [1]–[4]. As compared to the

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Multiscale heterogeneous numerical simulation of asphalt ...

A multiscale heterogeneous numerical finite element (FE) model is a method used in order to prognosticate the asphalt mixture's mechanical behaviour at various scales (bitumen and mortar mastic). Thus, the aim of this research paper is to evaluate its accuracy. A biphasic approach was adopted to model the bituminous composite.

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Multi-Scale Modeling and Characterization of ...

Multi-scale Characterization of Asphalt Mastic Rheology. Pages 45-61. ... Asphalt Internal Structure Characterization with X-Ray Computed Tomography and Digital Image Processing. ... Review of Multiscale Characterization Techniques and Multiscale Modeling Methods for Cement Concrete: From Atomistic to Continuum ...

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Constitutive Modeling of Asphalt Concrete: A Multiscale ...

Mastic Multiscale Characteristics Binder *Underwood and Kim (2011). “Experimental Investigation into the Multiscale Behavior of Asphalt Concrete,” IJPE, Special Multiscale Modeling Issue, 12(4). 27

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Multi-Scale Characterization of Asphalt Mortar with ...

26 multiscale modeling of asphalt mixtures. 27 Keywords: Indentation, Asphalt mortar, Asphalt, Multiscale, Viscoelasticity, FEM. 28 1. INTRODUCTION 29 Instrumented indentation tests have been used to measure the viscoelastic and adhesive 30 properties of asphalt binders at micro- as well as macro-scales cf. [1]–[4]. As compared to the

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Multiscale Prediction of Viscoelastic Properties of ...

proposed multiscale model, are identified experimentally. Finally, the performance of the proposed upscaling scheme is assessed by means of testing of mastic, mortar, and asphalt concrete experi-ments, considering four different types of asphalt concrete. Upscaling of Creep Properties Recent developments in the finer-scale characterization of ...

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Multiscale Prediction of Viscoelastic Properties of ...

Dec 12, 2009  The low viscosity of asphalt concrete at T > 135 ° C is necessary for the construction and compaction process of high-quality asphalt concrete layers. Whereas the continuous increase of viscosity with decreasing temperature is desirable for the reduction of permanent deformations during warm periods, so-called top-down cracking may occur in the course of temperature drops during cold

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Multiscale heterogeneous numerical simulation of asphalt ...

A multiscale heterogeneous numerical finite element (FE) model is a method used in order to prognosticate the asphalt mixture's mechanical behaviour at various scales (bitumen and mortar mastic). Thus, the aim of this research paper is to evaluate its accuracy. A biphasic approach was adopted to model the bituminous composite.

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Is Low-Temperature Creep of Asphalt Mastic Independent of ...

Oct 05, 2005  This paper focuses on the effect of filler on the low-temperature creep of asphalt mastic. Based on experimental results obtained from bending-beam rheometer (BBR) experiments for both pure bitumen and mastic characterized by different filler types and content, a recently proposed multiscale model is employed for the prediction of low-temperature creep properties of the bitumen-filler composite.

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Rheological Characterization of Asphalt Fine Aggregate ...

Asphalt fine aggregate matrix (FAM) is a predominant component directly related to field performances of hot asphalt mix (HMA), it is necessary to investigate material properties of FAM. Prior to preparing FAM specimens, the asphalt content was calculated by keeping the filler–bitumen (FB) ratio the same as in the corresponding HMA. A non-destructive fabrication method instead of coring and ...

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Is Low-Temperature Creep of Asphalt Mastic Independent of ...

the next higher scale, the so-called mastic-scale, the filler, i.e., aggregates with a diameter lower than 125 m, is introduced. At the mortar-scale see Fig. 1 , the mastic is considered as a mate-rial phase with on-average constant material properties. The input data for multiscale

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Rheological Characterization of Asphalt Fine Aggregate ...

Jul 31, 2019  Asphalt fine aggregate matrix (FAM) is a predominant component directly related to field performances of hot asphalt mix (HMA), it is necessary to investigate material properties of FAM. Prior to preparing FAM specimens, the asphalt content was calculated by keeping the filler–bitumen ( FB ) ratio the same as in the corresponding HMA.

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Comparing Micro- and Macro-Level Rheological Properties of ...

Sep 04, 2021  Multi-scale evaluation of the rheological and mechanical properties of asphalt binder has substantial importance in understanding the binder’s micro- and

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Modeling of the Complex Modulus of Asphalt Mastic with ...

Apr 23, 2020  The disposal of agricultural straw has been a severe environmental concern in China and many other countries. In this study, the complex modulus of using biochar converted from straw as an alternative mineral filler in asphalt mastic was investigated through both laboratory tests and modeling. The experimental results indicated that the biochar can provide asphalt mastic higher stiffness than ...

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Identification of Microstructural Components of Bitumen by ...

Feb 15, 2005  The multiscale concept allows to relate macroscopic material properties of asphalt to phenomena and material properties of finer scales of observation. Starting with the characterization of the finest scale, i.e., the bitumen ‐scale, Atomic Force Microscopy (AFM) is employed. Depending on the mode of measurement (tapping versus pulsed‐force ...

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