本文围绕贫混凝土透水基层水泥混凝土路面温度应力计算方法展开研究。
This article researches on the calculation method of thermal stress of cement concrete pavement on lean concrete base course.
主要介绍了有限元通用软件ABAQUS在贫混凝土基层沥青路面中的应用问题。
This text mainly introduced the application of the common finite element software ABAQUS in lean concrete base asphalt pavement.
碾压贫混凝土是一种超干硬性混凝土,在国内,其应用于路面基层的工程实例较少。
RCC lean concrete is one kind of super-stiff concrete, and there are only a few engineering examples in which it applied to the pavement base in domestic.
结果表明,贫混凝土的干缩小于普通混凝土,而且掺加优质粉煤灰后,可降低收缩值。
The results indicate that the dry contraction coefficients of lean concrete is less than common concrete, and it will be reduced when the high quality fly ash is added in the lean concrete.
道路基层贫混凝土水泥用量较大而且是暴露面积较大的工程,容易发生较大的干燥收缩。
The lean concrete road base is easy to bring dry contraction due to its much amount of cement and large exposed area.
贫混凝土用于路面基层时,由于受到荷载应力和温度应力的反复作用,需研究其疲劳特性。
Fatigue property of lean concrete should be studied when the material is set as base course since it withstands the repeated actions of load stress and temperature stress.
由于使用可弯曲的软管,泡沫混凝土具有很大的工作度及适应性,因此它经常用于贫混凝土填层。
Due to the use of the hose may be bent, foam concrete with large work degrees and adaptability, so it often used for lean concrete fill in the layer.
贫混凝土基层混凝土路面是一种适用于承受重、超重交通的路面结构,由于其种种优点,具有很大的发展潜力。
The concrete pavement with lean concrete base (LCB) is a suited kind of pavement structure for heavy and over-heavy traffic. Because of its excellence, it has good future.
水泥混凝土路面面层与贫混凝土基层界面的接触状况,不仅直接影响到路面的接缝间距,同时也对路面的荷载应力有较大影响。
The contact condition between PCC surface layer and poor cement concrete base course directly influences the space between joints and the loading stresses in the pavement.
通过室内试验,研究了不同粉煤灰掺量、不同龄期对贫混凝土基层材料强度的影响规律,并与不掺粉煤灰贫混凝土的 强度特性进行了对比研究。
The strength character of lean concrete road base material influenced by age and the amount of fly-ash used in it was studied through test in the lab.
超贫胶结混凝土土石面板坝是水利工程中的一种新坝型。
Concrete rock and earth plate dam of super-short cement is a new type of dam in hydraulic structures.
为了提高水工大体积混凝土中的粉煤灰掺量,研究了中热水泥-粉煤灰体系的贫钙问题。
Aimed at increasing the replacement amount of fly ash in hydraulic mass volume concrete, the poor calcium problem of moderate heat Portland cement-fly ash system was studied.
CSG材料的力学性能和碾压混凝土相似,可以说是一种放松了要求的超贫碾压混凝土。
CSG material is similar to roll compacted concrete in mechanical property. it can be said one relax require to exceeding lean roll compacted concrete.
CSG材料的力学性能和碾压混凝土相似,可以说是一种放松了要求的超贫碾压混凝土。
CSG material is similar to roll compacted concrete in mechanical property. it can be said one relax require to exceeding lean roll compacted concrete.
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