May 12, 2019 · In order to optimize the skeletal properties of granular pavement materials, a numerical discrete element model for continuous and gap graded aggregate mixtures was …

Feb 1, 2024 · Particle library is established based on aggregate morphology statistics and image processing technique. Aggregate mixture generation algorithm is developed for considering …

Abstract - Aggregate as the main constituent of concrete about 70.0% to 80.0 % occupy the total volume of the concrete. They highly affect the both fresh and hardened concrete properties of …

Jan 31, 2017 · Because the AASHTO manufactured OG aggregates had not been fully characterized, a suite of tests was conducted, including gradation, minimum and maximum …

Aug 4, 2016 · This paper used a validated model utilizing a particle image-aided discrete element method (DEM) to evaluate aggregate gradation and shape/morphological properties on …

May 12, 2019 · In order to optimize the skeletal properties of granular pavement materials, a numerical discrete element model for continuous and gap graded aggregate mixtures was …

Jun 20, 2020 · In this study, the formation of the designed aggregate skeleton is ascertained in a gross sense using some measures of compactability and laboratory based rut resistance …

May 11, 2020 · For asphalt mixtures, the difference between strong force chains (SCF) can reflect the skeleton performance. In this paper, six kinds of mineral mixture discrete element model …

Jun 1, 2015 · This report presents strength characteristics of 16 open-graded aggregates commonly selected as structural backfills and discusses the impact of different test and data …

Apr 1, 2016 · Aggregate are the important constituent in concrete. They give body to concrete, reduce shrinkage and affect economy. Earlier, aggregate were considered chemically inert but …

Mar 24, 2022 · The aggregate properties play a major role in the structural and functional performance of various pavement layers. The present chapter provides an introduction to …

Feb 27, 2025 · Coarse aggregates of DPA showed specific masses between 2.63 and 2.65 g/cm³, varying according to absorption. For fine aggregates, averages of results of the standards …

Download scientific diagram | Generated coarse aggregate particles: (a,b) L:W:H = 1:1:1, (c,d) L:W:H = 1:0.8:0.6, and (e) L:W:H = 1:0.5:0.25. from publication ...

Particle size and gradation has more influence on the performance of hardened concrete, asphalt, and base material performance than any other characteristic of aggregates. The size and …

Jan 31, 2017 · From these series of tests, the strength parameters were found (table 11 through table 18). The strength of the aggregates was determined using three different devices: (1) …

Feb 17, 2021 · The ultrathin OGFC including waterborne epoxy resin emulsified asphalt (WEA) bonding layer and open-graded asphalt concrete with 9.5 mm nominal maximum aggregate …

Numerical characterization of the geometric shape of coral sand by particle shaping and study on the properties of graded composite coral fine aggregate Composites Part B: Engineering ( IF …