| 沥青混合料冻融损伤模型及寿命预估研究 |
| |
| 引用本文： | 谭忆秋,赵立东,蓝碧武,孟良.沥青混合料冻融损伤模型及寿命预估研究[J].公路交通科技,2011,28(6). |
| |
| 作者姓名： | 谭忆秋 赵立东 蓝碧武 孟良 |
| |
| 作者单位： | 谭忆秋,赵立东,孟良,TAN Yiqiu,ZHAO Lidong,MENG Liang(哈尔滨工业大学,交通科学与工程学院,黑龙江,哈尔滨,150090);蓝碧武,LAN Biwu(广东省公路勘察规划设计院有限公司,广东,广州,510630) |
| |
| 基金项目： | 国家"十一五"科技支撑计划项目 |
| |
| 摘 要： | 为研究沥青路面抵抗冻融损害的能力,结合损伤理论,进行了沥青混合料冻融损伤模型及残余寿命预估的研究.建立了适用于冻融条件下沥青混合料损伤的普适模型,并提出了相应算法;然后根据快速冻融作用下混合料的各性能试验结果对该模型进行了验证;最后提出了模型应用于混合料冻融损伤后寿命预估的方法.结果表明:随冻融循环次数增加,沥青混合料性能衰减,损失度增大;模型能较好的拟合沥青混合料冻融循环后各项性能指标的变化;宜将抗压回弹模量作为评价混合料抗冻融损坏能力的和寿命预估的主要指标.
|
| 关 键 词： | 道路工程 沥青混合料 损伤模型 冻融试验 寿命预估 |
Research on Freeze-thaw Damage Model and Life Prediction of Asphalt Mixture |
| |
| TAN Yiqiu,ZHAO Lidong,LAN Biwu,MENG Liang.Research on Freeze-thaw Damage Model and Life Prediction of Asphalt Mixture[J].Journal of Highway and Transportation Research and Development,2011,28(6). |
| |
| Authors: | TAN Yiqiu ZHAO Lidong LAN Biwu MENG Liang |
| |
| Institution: | TAN Yiqiu1,ZHAO Lidong1,LAN Biwu2,MENG Liang1(1 School of Transportation Science and Engineering,Harbin Institute of Technology,Harbin Heilongjiang 150090,China,2 Guangdong Highway Design Institute Co.,Ltd.,Guangzhou Guangdong 510630,China) |
| |
| Abstract: | To research the resistance ability to freeze-thaw damage of asphalt pavement,freeze-thaw damage model and residue life prediction of asphalt mixture was researched with damage theory.The universal damage model of asphalt mixture was established under the freeze-thaw condition,and the corresponding calculation algorithm was proposed.Then,the model was validated to be efficacious according to kinds of performance test results under rapid freeze-thaw condition.Finally,the practical application of the model in ... |
| |
| Keywords: | road engineering asphalt mixture damage model freeze-thaw test life prediction |
| 本文献已被 CNKI 万方数据 等数据库收录！ |
|
