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analysis of a heat exchanging asphalt layer using a finite

analysis of a heat exchanging asphalt layer using a finite

Analysis of a heat exchanging asphalt layer using a finite ...

Analysis of a heat exchanging asphalt layer using a finite element approach Cedric Vuye1, a, Gert Guldentops2, b, Nima Rahbar2, Alireza Mahdavi Nejad2, Wim Van den bergh1, c 1 Faculty of Applied Engineering, University of Antwerp, Antwerp, Belgium 2 Civil and Environmental Engineering, Worcester Polytechnic Institute, Worcester, United States a [email protected]

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Analysis of a heat exchanging asphalt layer using a finite ...

Analysis of a heat exchanging asphalt layer using a finite element approach @inproceedings{Vuye2016AnalysisOA, title={Analysis of a heat exchanging asphalt layer using a finite element approach}, author={C. Vuye and G. Guldentops and N. Rahbar and Alireza Mahdavi Nejad and W. V. D. Bergh}, year={2016} }

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Analysis of Asphalt Solar Collectors Using a Finite ...

research, the use of a heat exchanging asphalt layer (HEAL), as a means to extract low temperature heat from the pavement, is studied in detail. The main objective of this research is to develop a modeling framework for the PSC system using COMSOL Multiphysics® software and validate it with a self-instructed laboratory experiment.

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Thermal Analysis of Hot Mix Asphalt Pothole Repair by ...

study ran heat transfer finite-element models for the cases of (1) hot mix asphalt (HMA) placed in an ambient temperature pothole, (2) the ... Heat energy and radiation exchange between the ... First, the TCC of each asphalt layer of the pavement-repair assemblywascalculatedusingEq.(2).Then,theTCRofeachlayer was calculated using Eq. (3 ...

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Research on the affecting factors and characteristic of ...

Oct 10, 2020  Cedric Vuye, Gert Guldentops, Nima Rahbar, Alireza Mahdavi Nejad, Wim Van den bergh, Analysis of a heat exchanging asphalt layer using a finite element approach, in 6th Eurasphalt Eurobitume Congress. 2016: Prague, Czech Republic.

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Analysis of Asphalt Solar Collectors Using a Finite ...

In this research, the use of a heat exchanging asphalt layer (HEAL), as a means to extract low temperature heat from the pavement, is studied in detail. The main objective of this research is to develop a modeling framework for the PSC system using COMSOL Multiphysics® software and validate it with a self-instructed laboratory experiment.

get price

Thermal Analysis of Hot Mix Asphalt Pothole Repair by ...

ported. Heat flow in asphalt pavement under infrared heat and dur-ing repair activity has also not been reported. In this paper, both of these shortcomings are addressed and three repair approaches are investigated using finite-element modeling (FEM). FEM has been used to

get price

Analysis of Asphalt Solar Collectors Using a Finite ...

In this research, the use of a heat exchanging asphalt layer (HEAL), as a means to extract low temperature heat from the pavement, is studied in detail. The main objective of this research is to develop a modeling framework for the PSC system using COMSOL Multiphysics® software and validate it with a self-instructed laboratory experiment.

get price

ASSESSMENT OF TEMPERATURE FLUCTUATIONS IN ASPHALT ...

ENVIRONMENTAL CONDITIONS USING A TWO-DIMENSIONAL, TRANSIENT FINITE DIFFERENCE APPROACH By ... Sensitivity of Temperature Predictions to Volumetric Specific Heat Capacity of Asphalt Material using Denver, Colo., Maximum ... the temperature distribution in asphalt layers also allows for a more sophisticated specification of

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Thermal Analysis of Hot Mix Asphalt Pothole Repair by ...

Sep 03, 2020  First, the TCC of each asphalt layer of the pavement-repair assembly was calculated using Eq. . Then, the TCR of each layer was calculated using Eq. . Subsequently, the sum of the individual TCRs was found and used in Eq. to calculate the individual TCC of the four repair interfaces (R11–R14) of the assembly. The equations are as follows:

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Numerical simulation on the thermal response of heat ...

May 28, 2010  A finite element model is developed to predict the thermal response of the heat-conducting device using ANSYS software. The study shows that the numerical simulation is feasible to predict the thermal response of the conductive asphalt concrete device. Ultimately, the finite element model can provide pavement engineers with an efficient ...

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A mathematical model for the distribution of heat through ...

Jan 01, 2014  The temperature T of the media (the pavement slab and the underlying layers) can be described by solving the high order differential equation (4.18), with the boundary conditions (4.19) to (4.26) numerically using the shooting method. In this method, the quality controlled fourth-order Runge–Kutta technique is used to solve the ordinary differential equations assuming parameter

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Finite Element Analysis of Thiopave Modified Asphalt ...

the atmosphere, and the heat convection [8]. The FILM and DFLUX subroutines in the ABAQUS software are applied to analyze solar radiation and road surface thermal convection exchange processes respectively, and atmospheric temperature is used to determine temperature field boundary conditions, establish transient and steady state analysis steps, and obtain asphalt surface temperature field ...

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A simplified model to assess the thermal performance of ...

Sep 11, 2021  Heat Exchanging Asphalt Layers (HEAL) is a construction in which tubes are embedded into asphalt with a cold fluid running through in summer conditions and a warm fluid running through in winter ...

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Thermal Stability Analysis under Embankment with Asphalt ...

Aug 20, 2013  The maximum depth of temperature field under the embankment for concrete pavements and asphalt pavements was also studied by using the finite element method. The results of numerical analysis indicate that there were remarkable seasonal differences of the ground temperatures in superficial layer between asphalt pavement and concrete pavement.

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Alireza Mahdavi Nejad, PhD - Assistant Professor ...

Analysis of a Heat Exchanging Asphalt Layer Using a Finite Element Approach ... Finite Element Analysis of Air Gap Thickness Effect in Electro Slag Remeltiong

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Temperature Changes of Interlaminar Bonding Layer in ...

Jun 30, 2021  In this study, the discrete-element model (DEM) of asphalt pavement is established to discuss the effects of temperature changes of interlaminar bonding layer on mechanical responses of asphalt pavement in different seasons. Calculated and test results indicate that the temperature within the depth range of 0–5 cm in asphalt pavement is obviously affected by ambient temperature. The heat

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8 Developing an Enhanced Thermoelectric Energy Harvesting ...

Several simulations using finite element (FE) analyses were conducted to evaluate the ... In October 2017 a large-scale prototype for a Heat Exchanging Asphalt Layer (HEAL) was constructed in a cycling path, together with other innovative technologies, such as Fibre Bragg ... the results, a fatigue analysis of the road construction wa s done by ...

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Cedric Vuye - Associate Professor / Hoofddocent ...

Analysis of a heat exchanging asphalt layer using a finite element approach Proceedings of the 6th Eurasphalt and Eurobitume Congress, 13 June 2016, Prague, Czech Republic - ISBN 978-80-01-05962-3 - 2016, p. 1-12 June 13, 2016

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1. Introduction

The maximum depth of temperature field under the embankment for concrete pavements and asphalt pavements was also studied by using the finite element method. The results of numerical analysis indicate that there were remarkable seasonal differences of the ground temperatures in superficial layer between asphalt pavement and concrete pavement.

get price

Thermal Analysis of Hot Mix Asphalt Pothole Repair by ...

ported. Heat flow in asphalt pavement under infrared heat and dur-ing repair activity has also not been reported. In this paper, both of these shortcomings are addressed and three repair approaches are investigated using finite-element modeling (FEM). FEM has been used to

get price

ASSESSMENT OF TEMPERATURE FLUCTUATIONS IN ASPHALT ...

ENVIRONMENTAL CONDITIONS USING A TWO-DIMENSIONAL, TRANSIENT FINITE DIFFERENCE APPROACH By ... Sensitivity of Temperature Predictions to Volumetric Specific Heat Capacity of Asphalt Material using Denver, Colo., Maximum ... the temperature distribution in asphalt layers also allows for a more sophisticated specification of

get price

Finite Element Analysis of Thiopave Modified Asphalt Pavement

May 17, 2019  the atmosphere, and the heat convection [8]. The FILM and DFLUX subroutines in the ABAQUS software are applied to analyze solar radiation and road surface thermal convection exchange processes respectively, and atmospheric temperature is used to determine temperature field boundary conditions, establish transient and steady state analysis steps, and obtain asphalt surface

get price

Numerical simulation on the thermal response of heat ...

May 28, 2010  A finite element model is developed to predict the thermal response of the heat-conducting device using ANSYS software. The study shows that the numerical simulation is feasible to predict the thermal response of the conductive asphalt concrete device. Ultimately, the finite element model can provide pavement engineers with an efficient ...

get price

Simulation Analysis on Temperature Field and Temperature ...

Abstract. In order to ensure the service life of pavement in cold areas, this paper simulates the temperature field and stress field of pavement at high temperature of 60 ˚C and low temperature of -30 ˚C based on ANSYS software, and analyzes the changing trend of temperature of each layer with time and the temperature stress caused by it using the time-incremental finite element method.

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Research Article Thermal Stability Analysis under ...

ground temperatures in supercial layer between asphalt pavement and concrete pavement. e maximum in uencing depth of ... changed the heat exchange process between the air and the ground surface [ ]. u s thaw settlement is the main ... Finite Element Analysis Model. . Mathematical Model. e

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Two-Dimensional Conduction: Finite-Difference Equations ...

• Use the temperature field and Fourier’s Law to determine the heat transfer in the medium Finite difference formulation of the differential equation • numerical methods are used for solving differential equations, i.e., the DE is replaced by algebraic equations • in the finite difference method, derivatives are replaced by differences ...

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Phase Change Heat-induced Structure of Asphalt Pavement ...

Jun 12, 2021  Asphalt pavement can absorb 90% of solar radiation (Yavuzturk et al. 2005), and heat accumulates in the interior of the pavement, increasing its temperature.Pavement releases heat into the atmosphere by convection and effective radiation, which intensifies the urban heat island effect (Mohajerani et al. 2017; Zhang et al. 2019a, b).The urban heat island effect increases the energy

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Study on Temperature Field Distribution of Asphalt Overlay ...

surface heat transfer coefficient(hc)was mainly affected by wind speed and atmosphere(vw), the linear relationship between them can be calculated by: c = h v w + 3.7 9.4 (6) Where,hc is the heat transfer coefficient (W/(m 2°C )); vw is the daily average wind speed(m/s). Effective radiation of the pavement The size of effective radiation of the pavement is mainly decided by the ground ...

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Cedric Vuye - Associate Professor / Hoofddocent ...

Analysis of a heat exchanging asphalt layer using a finite element approach Proceedings of the 6th Eurasphalt and Eurobitume Congress, 13 June 2016, Prague, Czech Republic - ISBN 978-80-01-05962-3 - 2016, p. 1-12 June 13, 2016

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1. Introduction

The maximum depth of temperature field under the embankment for concrete pavements and asphalt pavements was also studied by using the finite element method. The results of numerical analysis indicate that there were remarkable seasonal differences of the ground temperatures in superficial layer between asphalt pavement and concrete pavement.

get price

Ifrae2021 - List of papers - aanmelder

3826183 3826183 An overview of the Heat Exchanging Asphalt Layer prototype: a case study ... 3824943 3936691 Characterization of aggregate packing using digital image analysis ... 3817750 3817750 Viscoelastic finite element modeling of flexible pavement patching

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Coatings Free Full-Text Analysis on Environmental ...

The heat-reflective coating for asphalt pavement is a functional layer applied on pavement surfaces to reduce heat storage in the pavement via reflecting sunlight, thus inhibiting pavement temperature rise. The objective of this study was to analyze the environmental thermal effect of the self-developed reflective coating, namely, functionally graded nanocomposite reflective coatings, for ...

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Thermal stability analysis under embankment with asphalt ...

Aug 20, 2013  The maximum depth of temperature field under the embankment for concrete pavements and asphalt pavements was also studied by using the finite element method. The results of numerical analysis indicate that there were remarkable seasonal differences of the ground temperatures in superficial layer between asphalt pavement and concrete pavement.

get price