本文研究结果可归纳为:与无纤维RPC相比,钢纤维的加入大大增加了活性粉末混凝土的抗折强度和疲劳寿命。
The study results in the paper can be conclude that the bending strength and fatigue life of RPC with steel fibre are much higher than those of plain RPC.
采用虚拟裂缝模型结合线弹性断裂力学的方法,分析了RPC(活性粉末混凝土)及纤维增强RPC的断裂特性;
The fracture properties of RPC(Reactive Powder Concrete) and fibre RPC are analyzed by the Fictitious Crack Model(FCM) and the linear elastic fracture mechanics.
在实验分析的基础上,建立了不同钢纤维体积含量活性粉末混凝土受压应力-应变全曲线的数学表达式。
A mathematical expression for compressive stress-strain curve of reactive powder concrete was established for different stee1 fiber volume fractions based on experimental analysis.
对大掺量矿物细粉活性粉末混凝土收缩、钢纤维锈蚀、抗碳化性能、抗氯离子渗透等性能进行了试验研究,并通过孔结构和扫描电镜实验对其微结构进行分析。
In this paper, Shrinkage, steel fiber corrosion, carbonation resistance and chloride-permeation resistance of high volume fine mineral mixture of RPC has been investigated by the experiment.
纤维增强复合材料FRP和活性粉末混凝土RPC在土木工程领域中的研究与应用得到了飞速发展。
The study and application of FRP and RPC in civil engineering greatly increase at the present time.
当钢纤维体积含量超过3.5%后,活性粉末混凝土抗压强度下降,劈拉强度略有提高,而抗折强度仍有明显的提高。
When the steel fiber volume fraction is higher than 3.5%, its compressive strength decreases, the splitting tensile strength increases slightly, however, its flexural strength increases obviously.
当钢纤维体积含量超过3.5%后,活性粉末混凝土抗压强度下降,劈拉强度略有提高,而抗折强度仍有明显的提高。
When the steel fiber volume fraction is higher than 3.5%, its compressive strength decreases, the splitting tensile strength increases slightly, however, its flexural strength increases obviously.
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