CALL US

+86 15517153367

dynamic behavior and performance analysis of asphalt

dynamic behavior and performance analysis of asphalt

Dynamic Behavior and Performance Analysis of Asphalt ...

Dynamic Behavior and Performance Analysis of Asphalt Pavement in Areas with Extreme Seasonal Variation in Temperature ... Analysis of Asphalt Pavement Rut Based on Elastic-viscoplastic Theory. Journal of Highway and Transportation Research and Development (English Edition) June 2008 .

get price

Investigation of dynamic behavior of hot mix asphalt ...

This paper aims to study the performance of asphalt concrete in which some of the fractional fine aggregate is substituted with crushed glass material. This asphalt containing glass cullet as an aggregate is called “glasphalt” and has been used as a means of disposing surplus waste glass since the 1960s. In this study, some important dynamic properties of glasphalt, including

get price

Structural and dynamic performance of an asphalt slab ...

2016-5-20  The increasing preoccupation about railway externalities, such as train-induced vibrations, has prompted the incorporation of bituminous materials as a part of the railway infrastructure. In this paper, the structural and dynamic behavior of a real asphalt slab track, made of a mixture SMA-16 with a 0.5% of recycled plastomers is studied with a FEM model of the

get price

Analysis of behavior and mechanism of repairing agent of ...

2021-10-25  Analysis of repair behavior and influencing factors4.1. Analysis on repair behavior. The molecular dynamics simulation of the two models above was conducted by selecting an NPT Ensemble with a temperature of 298 K and a total simulation time of 400 ps. 4.1.1. Changes in energy and density during repair process

get price

Hydraulic-stress coupling effects on dynamic behavior of ...

2013-6-1  Highlights A coupled model for description of the damage of asphalt pavement structure material has been developed. The independent development code MCAP ver1.0 is to evaluate the pavement dynamic behavior. The effects of permeability, pavement modulus and thickness on the pore water pressure have been investigated. The stress distribution of the

get price

Discussion on molecular dynamics (MD) simulations of the ...

2021-11-29  Asphalt materials and the Molecular Dynamics (MD) analysis tools are mainly discussed in this review. 1.1. Modified asphalt. The distress of asphalt pavement occurs after a few years of service. Different modifiers are applied to improve the overall performance of asphalt binders and mixtures and extend pavement life.

get price

Modeling of asphalt mixture-screed interaction: A ...

The screed-asphalt mixture interaction dynamic model is shown in Fig. 1. M is the mass of screed plate’s box. The mass of the two sets of eccentric weights is m, the eccentricity of eccentric weights is r.The excitation frequency of eccentric weights is ω.c 1 and c 2 are the equivalent damping coefficients of nonlinear interaction between screed plate and asphalt mixture in the

get price

Field and simulated rutting behavior of hot mix and warm ...

2020-12-30  Dynamic moduli measured over a range of temperatures and load frequencies were shifted into a master curve for characterizing asphalt design and performance analysis. To study the viscoelastic behavior of asphalt mixtures and for applying it to theoretical and numerical calculations, characteristics of shear and bulk modulus should be studied ...

get price

Numerical evaluation of pavement design parameters for

2015-11-20  The S-VECD fatigue performance model is the simplified form of the more rigorous VECD model and can be used to characterize the fatigue behavior of asphalt concrete using the elastic–viscoelastic correspondence principle, continuum damage mechanics, and time–temperature superposition principle.

get price

Dynamic performance of Indonesian public companies:

2021-2-10  Dynamic performance of Indonesian public companies: An analysis of financial decision behavior Darmawati Muchtar1, Fauzias Mat Nor2, Wahyuddin Albra1, Muhammad Arifai3 and Ansari Saleh Ahmar4* Abstract: The purpose of this research is to investigate the effects of financial decision behavior on firm performance of Indonesian public companies ...

get price

Investigation of dynamic behavior of hot mix asphalt ...

This paper aims to study the performance of asphalt concrete in which some of the fractional fine aggregate is substituted with crushed glass material. This asphalt containing glass cullet as an aggregate is called “glasphalt” and has been used as a means of disposing surplus waste glass since the 1960s. In this study, some important dynamic properties of glasphalt, including

get price

Structural and dynamic performance of an asphalt slab ...

2016-5-20  The increasing preoccupation about railway externalities, such as train-induced vibrations, has prompted the incorporation of bituminous materials as a part of the railway infrastructure. In this paper, the structural and dynamic behavior of a real asphalt slab track, made of a mixture SMA-16 with a 0.5% of recycled plastomers is studied with a FEM model of the

get price

Evaluation of Asphalt-Aggregate Mixture Aging by.

DYNAMIC MECHANICAL ANALYSIS Test Method DMA and other methods of rheological testing have been used to characterize the mechanical behavior of asphalt bind­ ers and asphalt-aggregate mixtures (5-8). The concept of DMA has been described by Coffman et al. (9) and by Sisko and Brunstrum (10). DMA can characterize the linear vis­

get price

Analysis of Dynamic Response of Asphalt Pavement

Analysis of Dynamic Response of Asphalt Pavement Structure Under Different Seepage Flow States ZHOU Zhi-gang 1 LI Yan YU Wen-sheng 2 PING Gao-ming (1.Key Laboratory of Road Structure and Material, Ministry of Transport, Changsha University of Science Technology, Changsha, Hunan, China 410004)

get price

Research on Dynamic Behavior and Structure Optimization ...

Research on Dynamic Behavior and Structure Optimization for Typical Asphalt PavementCN 肖川 西南交通大学

get price

pdf Download Structural Behavior of Asphalt Pavements ...

Structural Behavior of Asphalt Pavements provides engineers and researchers with a detailed guide to the structural behavioral dynamics of asphalt pavement including: pavement temperature distribution, mechanistic response of pavement structure under the application of heavy vehicles, distress mechanism of pavement, and pavement deterioration performance and dynamic

get price

SIMULATION OF THE MICROMECHANICAL BEHAVIOR OF

The effect of the aggregate fines on the macromechanical behavior of asphalt mastics is studied through the generation of discrete element models that contain different percentages of soft and stiff particles. The temperature dependency of the asphalt binder is included in the analysis through the modification of the stiffness of the soft ...

get price

Dynamic Response Analysis of Rutting Resistance ...

In order to systematically study the rutting resistance performance of High-Modulus Asphalt Concrete (HMAC) pavements, a finite element method model of HMAC pavement was established using ABAQUS software. Based on the

get price

Multilevel Analysis of the Aging Mechanisms and ...

This paper investigates the aging mechanism and performance evolution of rubber-modified asphalt in terms of three levels: rubber powder, rubber-modified asphalt, and rubber-modified asphalt mixture. The multilevel analysis results show that mass loss, phase transition, and melting occur during the process of rubber powder aging, and scanning ...

get price

Linear Viscoelastic Analysis of Asphalt Mastics Journal ...

2002-5-21  The dynamic shear rheometer (DSR) is used to characterize linear viscoelastic properties of asphalt cement and asphalt mastic (asphalt cement with a filler that is smaller than 75 μm in size). The study focuses on using micromechanical and rheology-based models to assess the effect of two fillers, limestone and hydrated lime, on the ...

get price

Research on Dynamic Behavior and Structure Optimization ...

Research on Dynamic Behavior and Structure Optimization for Typical Asphalt PavementCN 肖川 西南交通大学

get price

Analysis of Dynamic Response of Asphalt Pavement

Analysis of Dynamic Response of Asphalt Pavement Structure Under Different Seepage Flow States ZHOU Zhi-gang 1 LI Yan YU Wen-sheng 2 PING Gao-ming (1.Key Laboratory of Road Structure and Material, Ministry of Transport, Changsha University of Science Technology, Changsha, Hunan, China 410004)

get price

Evaluation of Asphalt-Aggregate Mixture Aging by.

DYNAMIC MECHANICAL ANALYSIS Test Method DMA and other methods of rheological testing have been used to characterize the mechanical behavior of asphalt bind­ ers and asphalt-aggregate mixtures (5-8). The concept of DMA has been described by Coffman et al. (9) and by Sisko and Brunstrum (10). DMA can characterize the linear vis­

get price

FEM analysis of dynamic behavior of asphalt pavement ...

This paper establishes the finite element model of saturated asphalt pavement with ANSYS. The thickness and elastic modulus of pavement surface layers and grassroots are taken as influencing factors to analyze the influence of these factors’ change on the pavement mechanical behavior. The results indicate that the increase of surface thickness leads to the shear stress's decrease

get price

pdf Download Structural Behavior of Asphalt Pavements ...

Structural Behavior of Asphalt Pavements provides engineers and researchers with a detailed guide to the structural behavioral dynamics of asphalt pavement including: pavement temperature distribution, mechanistic response of pavement structure under the application of heavy vehicles, distress mechanism of pavement, and pavement deterioration performance and dynamic

get price

Dynamic Modulus of Hot Mix Asphalt

Data Analysis 21 RESULTS OF DYNAMIC MODULUS CATALOG 24 Asphalt Binder Inputs 25 Dynamic Modulus Test Results 27 Low Temperature Test Results 29 PHASE 3 – EVALUATION OF PREDICTION EQUATIONS 31 Prediction Equation Testing Procedure 32 PHASE 4 - DYNAMIC MODULUS VS ASPHALT MIXTURE PERFORMANCE 36 Dynamic Modulus and

get price

Sensitivity analysis of dynamic response and fatigue ...

Sensitivity analysis of dynamic response and fatigue behaviour of various asphalt concrete mixtures Y. Ali , National Institute of Transportation, School of Civil Environmental Engineering (SCEE), National University of Sciences Technology (NUST), Islamabad, 44000 Pakistan

get price

Characteristics and Mechanisms of Asphalt-Filler ...

Asphalt mastic plays an important role in asphalt mixtures for pavement engineering. Understanding the asphalt-filler interaction behavior is essential to improve the pavement performance of asphalt mastics. The objective of this paper was to evaluate the asphalt-filler interaction ability based on

get price

SIMULATION OF THE MICROMECHANICAL BEHAVIOR OF

The effect of the aggregate fines on the macromechanical behavior of asphalt mastics is studied through the generation of discrete element models that contain different percentages of soft and stiff particles. The temperature dependency of the asphalt binder is included in the analysis through the modification of the stiffness of the soft ...

get price

Linear Viscoelastic Analysis of Asphalt Mastics Journal ...

2002-5-21  The dynamic shear rheometer (DSR) is used to characterize linear viscoelastic properties of asphalt cement and asphalt mastic (asphalt cement with a filler that is smaller than 75 μm in size). The study focuses on using micromechanical and rheology-based models to assess the effect of two fillers, limestone and hydrated lime, on the ...

get price