并对高性能轻集料混凝土的微观结构进行了分析和讨论。
The microstructure of the high performance light aggregate concrete are analyzed and discussed.
探讨了轻集料混凝土砌块填充墙裂缝的成因与控制措施。
This article discusses the lightweight aggregate concrete block wall filled with the control measures Cracks.
本发明涉及一种用于轻集料混凝土的陶粒及其制备方法。
The present invention relates to one kind of haydite for light aggregate concrete and its production process.
轻集料混凝土空心砌块是一种理想的建筑节能外墙砌体材料。
Light aggregate concrete hollow block is an ideal material for exterior wall of building energy saving.
轻集料混凝土(LWAC)由轻质多孔集料和水泥石胶结而成。
Light weight aggregate concrete (LWAC) is composed of light weight poriferous aggregate and cement paste.
轻集料混凝土的收缩变形比普通混凝土大,易使混凝土形成裂缝。
The shrinkage of LWAC is increased than that of Normal Concrete (NC), which will bring about the crack of LWAC more easily.
目前国内生产的轻集料普遍存在强度偏低、吸水率偏高的质量问题。
At present domestic produced lightweight aggregate of lower strength and higher absorption of water is common.
在试验分析的基础上,提出适用于高强轻集料钢筋混凝土梁的抗裂度计算方法。
From the test results, the calculation method for crack resistant bending moment is proposed.
基于试验结果,建议了计算钢管轻集料混凝土抗弯承载力与与抗弯刚度的规范公式。
Based on the tested results, the formulae for calculating flexural bearing capacity and flexural stiffness of LACFST are suggested.
轴压试验表明钢管轻集料混凝土中长柱能提供不低于相同参数的钢管普通混凝土的承载力。
The experiment shown that the bearing capacity of LACFST middle long column would not lower than that of CFST.
在轻集料混凝土内,微观结构的改变,对混凝土性能的影响,目前还没有人做过系统的研究。
Inside lightweight aggregate concrete, no one has made systematical research on the change in microstructure to the influence of concrete property.
采用混合骨料配制的混凝土,兼具普通混凝土和轻集料混凝土的优点,具有广阔的应用前景。
The combined aggregate concrete has good merits both ordinary concrete and lightweight aggregate concrete have and extensive application prospect.
制备出高阻尼混凝土并采用快速氯离子渗透法研究了轻集料掺量及其掺入方式对其抗渗性能的影响。
The high damping concrete was prepared, and the effect of lightweight aggregate on the impermeability of high damping concrete conducted with a rapid chloride permeability method was investigated.
通过配合比正交优化和适宜的快速焙烧实验,烧制出了轻质、高强、低吸水率的优质粉煤灰轻集料。
Through orthogonal optimized proportion and suitable accelerated burning test, experiment has successfully produced high strength and performance fly ash lightweight aggregate.
从墙体材料、设计方法、施工措施几个方面,提出轻集料混凝土砌块填充墙墙体的裂缝质量控制措施。
From the wall materials, design, construction measures several aspects, made of lightweight aggregate concrete block wall filled cracks in the wall quality control measures.
利用轻集料与碎石集料混合配制混凝土,可使混凝土的性能得到优化,该类混凝土已显示出较好的应用前景。
By mixing lightweight aggregate and normal aggregate, the performance of concrete is optimized and has a preferable prospect in application.
结果表明,高强次轻混凝土梁比轻集料混凝土梁的抗剪承载力有较大的提高,且比普通混凝土梁的抗剪强度大;
The tests indicated that the ultimate shear strength of it was a little larger than normal-weight concrete beam's, and larger than lightweight concrete beam.
纯弯段无腹筋的高强轻集料钢筋混凝土梁在破坏时表现出较强的脆性,延性要比同一强度等级普通混凝土梁略差。
And reinforced high-strength lightweight concrete beam is less ductile as compared with the normal-weight concrete beam of the same concrete strength.
结果表明,用粉煤灰陶粒所配制的轻集料混凝土强度较高,干表现密度和热性能均能满足设计要求,而且更经济。
Study results show that sintered fly ash aggregate concrete is relatively high in strength and more economical in use, and its dry density and thermal properties can meet design requirements.
也就是说,对于轻集料混凝土,其微观结构的具体类型、微观结构与各项理化性能之间的关系,基本上还是个空白。
That is to say the lightweight aggregate concrete microstructure's specific type and the relation between microstructure and every kind of physical chemistry property is a blank space basically.
聚苯乙烯轻集料混凝土是一种新型的轻骨料混凝土,它以其优越的热工性能和显著的经济效益越来越受到工程界的重视。
Styropor concrete is a new light aggregate concrete, and playing more and more important role in the field of Civil Engineering because of its outstanding mechanics and notable economical benefit .
采用已有的钢管混凝土规范公式对钢管轻集料混凝土的抗弯承载力和抗弯刚度分别进行计算,计算结果与试验值进行分析比较。
The flexural bearing capacity and flexural stiffness of LACFST are calculated using the formula of existing criterions, which are compared with the tested values.
基体的强度和弹性模量从零开始增加,到一定龄期后接近集料分散相,对于轻集料混凝土,基体的强度和刚度在一定龄期还将超过集料分散相。
The strength and modulus of elasticity of matrix increase from almost zero, then at a certain age up to those of the coarse aggregate, and even exceed for lightweight concrete.
采用快速冻融法研究了养护制度、轻集料的预湿程度和体积砂率对高强轻集料混凝土抗冻性能的影响。结果表明:轻集料混凝土具有良好的抗冻性能。
The effect of curing regime, pre-wetting degree of lightweight aggregate, and the volume rate of sand on the frost resistance of high strength lightweight concrete is investigated.
对18根不同长细比和含钢率的钢管轻集料混凝土长柱进行轴压试验,研究了钢管轻集料混凝土长柱在轴心压力下的受力性能,并与钢管普通混凝土进行了对比。
Based on axial compression tests of 18 lightweight aggregate concrete-filled steel tube (LACFST) long columns, the behavior of LACFST long columns was studied and compared with that of normal CFST.
火山渣墙由多孔、重量轻的红色火山岩集料建成,经过混合形成自支撑的半流体,被夯入模板,这类似夯土。
Scoria walls are made from a porous, lightweight red volcanic aggregate which is mixed to form a self - supporting semi-fluid and rammed into formwork similar to the process of rammed earth.
本项研究用混合型集料配制出了表观密度等级为1800,抗压强度等级为CL50的优质轻混凝土。
In this study, quality light aggregate concrete with 1800 grade of apparent density and CL50 grade of compressive strength was obtained, using mixed type aggregate.
论述了混合型细集料轻混凝土的微观结构及其转化特点。
In this paper, the microstructures and its transformation characteristics of lightweight concrete with mixed type fine aggregates were discussed systematically.
论述了混合型细集料轻混凝土的微观结构及其转化特点。
In this paper, the microstructures and its transformation characteristics of lightweight concrete with mixed type fine aggregates were discussed systematically.
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