Prediction on dynamic modulus of asphalt concrete with random aggregate modeling methods and virtual physics engine
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- 作者：Peng Cao ; (Ph.D.)a ; Feng Jin ; (Ph.D.)a ; Decheng Feng ; (Ph.D.)b ; Changjun Zhou ; (Ph.D.)c ; 4002cj@163.com" class="auth_mail" title="E-mail the corresponding author ; Weichao Hud
- 关键词：Asphalt concrete ; Dynamic modulus ; Random aggregate modeling ; Virtual physics engine ; Numerical simulation
- 刊名：Construction and Building Materials
- 出版年：2016
- 出版时间：30 October 2016
- 年：2016
- 卷：125
- 期：Complete
- 页码：987-997
- 全文大小：4279 K
文摘
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Aggregate distribution in asphalt concrete is studied in a pre-processing method.
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Aggregate shape and statistical characteristics of its gradation are considered.
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Aggregate arrangement in mixture compaction is simulated by virtual physics engine.
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Preprocessing method is proved effective & efficient in asphalt concrete E* study.
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Aggregates distribution affects pavement responses greater at higher traffic speed.