| 1. | Study of design parameters of asphalt pavement structure of county road in xiangxi 沥青路面结构弯沉的直槽试验验证 |
| 2. | Analysis of inverted asphalt pavement structure based on cross - anisotropy 基于横观各向同性倒装式沥青路面结构分析 |
| 3. | Test and verification of deflection in asphalt pavement structure with linear track 湘西通县公路沥青路面结构设计参数研究 |
| 4. | As a result , it is an urgent engineering problem to determine load level on asphalt pavements scientificly and to research ultimate state design method of asphalt pavement structures 因此,科学地确定沥青路面结构荷载等级,研究沥青路面结构极限状态设计方法成为工程中迫切需要解决的问题。 |
| 5. | And two types of fatigue equations are put forward . according to them the fatigue stress coefficient of lcb for the concrete pavement structure and the structure coefficient of tension strength of lcb for the asphalt pavement structure are developed 并提出了贫混凝土两种形式的疲劳方程,据此推导了混凝土路面结构贫混凝土基层的疲劳应力系数和沥青路面结构贫混凝土基层的抗弯拉强度结构系数。 |
| 6. | Secondly , the mechanical respond of a typical asphalt pavement structure under heavy load was analyzed according to multilayer system elastic theory and characteristics of heavy loads , and analysis method of ultimate bearing capacity of asphalt pavements was advanced 其次,利用弹性层状体系理论,根据重载的荷载特性,分析了典型沥青路面结构在重载下的力学响应,研究了沥青路面极限承载力的分析方法。 |
| 7. | During the previous analysis of asphalt pavement structure with cracks , the stress intensity factors were usually calculated approximatively using plane strain model for some limitation . however , the assumptive load of this model is not coincident to the practical load 在以往分析含裂缝的沥青路面结构时,由于条件的限制,通常是假设沥青路面结构近似为一平面应变模型,但是这种模型所假设的荷载与实际作用的荷载有较大的区别。 |
| 8. | In this article , computer simulation of mechanical performance of typical asphalt pavement structure under heavy axle load has been analyzed by means of finite element program abaqus , in order to supply some fundamental information for the asphalt pavement structure with higher bearing capacity designing under the heavy axle load 文章利用大型有限元程序abaqus ,对承受重轴载车辆荷载作用的典型路面结构力学性能进行计算机模拟分析,为特重车辆作用下承载能力较强的沥青路面设计提供基础资料。 |