本文对于活性粉末混凝土的工程应用具有一定的参考意义。
The essay has practical reference value for the engineering application of reactive powder concrete.
活性粉末混凝土的弯曲疲劳寿命分布服从两参数威布尔分布。
The bending fatigue life of RPC can be described by two parameter Weibull distribution.
由于活性粉末混凝土的配制成本太高,限制了其应用的推广。
But too high unit cost Limits the extensive applications of reactive powder concrete.
综合考虑经济性和工艺性,优选的抗侵彻材料是钢丝网增强活性粉末混凝土。
By taking economical availability and processing property into account, the optimized material for anti-penetration is reactive-pow der-concrete reinforced with steel wire net.
当前,活性粉末混凝土(RPC)已成为国际工程材料领域一个新的研究热点。
A present, the reactive powder concrete (RPC) has become a new research focus in the international field of materials engineering.
活性粉末混凝土(RPC)是一种超高性能的混凝土,已经开始进入实用阶段。
Reactive Powder Concrete(RPC) is a kind of super high performance concrete, has now been applied in practice.
提出普通热轧变形钢筋与活性粉末混凝土的极限粘结强度与锚固长度的计算公式。
The formula is put forward for calculating the ultimate bond stress and the anchorage length of hot-rolled deformed bars and reactive powder concrete.
用有限元法和能量变分法对预应力活性粉末混凝土简支箱梁的剪力滞效应进行研究。
The shear-lag effect on the prestressed RPC simply-supported box girder is studied by FEA method and energy variation method.
活性粉末混凝土(RPC)是一种新型复合材料,具有良好的力学性能和耐久性能。
RPC is a new kind of composite material, which has high mechanical property, durability and environment-protecting property compared with conventional concrete.
本文工作可为进一步研究钢管活性粉末混凝土柱力学性能以及有关工程设计提供参考。
The research of this paper can help further studies in the mechanical properties of steel tube columns filled with RPC, and it will provide references the engineering practice.
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.
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.
个大比例尺活性粉末混凝土空心桥墩试件的低周反复荷载试验,对试件的破坏形态、滞回特性进行研究。
Low cyclic loading tests of five large-scale rectangular RPC hollow pier specimens were made and the failure patterns and hysteretic properties of the specimens were studied.
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.
为降低成本而又不大幅度损害活性粉末混凝土的强度,超细粉煤灰等矿物掺合料替代硅灰的量不宜超过加20%。
In order to reduce the cost and increase the RPC strength, the substitution of mixed minerals such as ultra-pulverized fly ash for silica fume quantity can be lower than 20%.
研究结果表明,大掺量粉煤灰活性粉末混凝土具有较小的体积收缩率,抗碳化、抗氯离子渗透、耐硫酸盐浸蚀性优异。
The result shows that high content fly ash active powder concrete has small volumetric shrinkage and excellent anti-carbonization resistance to penetration of chlorine ion and to sulfate corrosion.
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.
超高性能混凝土活性粉末混凝土(RPC)的出现是混凝土技术的一大进步,但由于理论研究的缺乏使其未能广泛地应用。
Reactive powder concrete (RPC), an ultra-high performance concrete, is a great progress of concrete technology, but it is put into practice widely without enough theories.
活性粉末混凝土(RPC)作为一种高性能结构材料,与常规混凝土相比,具有超高强度、高韧性、高耐久性等优良特点。
Compared with conventional concrete, Reactive Powder concrete (RPC) possesses excellent properties such as ultra-high strength, high toughness and high durability etc.
研究了不同的养护制度对大掺量矿物细粉活性粉末混凝土性能的影响,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, effects of different curing systems on performance of high volume fine mineral mixture of Reactive Powder Concrete were researched.
研究表明:活性粉末混凝土与钢筋的极限粘结应力随着钢筋直径的增加而下降,钢筋直径相同时随着锚固长度的增加而降低。
Results indicate that the ultimate bond stress between bars and RPC decreases with the increase of bar diameter or with anchorage length when bar diameter is the same.
通过大量实验阐述了RPC -活性粉末混凝土配制过程中,各种组分对其浆体流动性和硬化体强度的影响,就其机理进行讨论。
Through a great number of experiments, the influences of the components to paste flow and concrete strength during RPC compounding were illustrated, at the same time, we discussed the mechanism.
通过大量实验阐述了RPC-活性粉末混凝土配制过程中 ,各种组分对其浆体流动性和硬化体强度的影响 ,就其机理进行讨论。
Through a great number of experiments, the influences of the components to paste flow and concrete strength during RPC compounding were illustrated , at the same time, we discussed the mechanism.
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.
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.
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