对硬化粉煤灰水泥浆体的微结构也进行了探讨。
The microstructure of hardened cement pastes with and without admixture was also investigated.
研究了粉煤灰掺量和细度对粉煤灰水泥刨花板性能的影响。
The effect of amount and fineness of fly ash on properties of fly ash-cement particle board was studied.
本文通过大量系统试验,分析研究了掺粉煤灰水泥稳定碎石的抗裂性能。
Based on the scientific tests, this paper studies improving crack resistance property of cement stability aggregat by fly ash.
本文揭示了影响掺粉煤灰水泥混凝土碳化的主要因素,提出了碳化方程及参数。
Some essential factors affecting the carbonation are found, and carbonation equations and its parameters are presented.
在预备性实验基础上,采用二次正交旋转组合设计对粉煤灰水泥刨花板进行工艺试验。
Technological experiment of fly-ash cement particleboard was processed with the mathematical model of "Quadratic Orthogonal Rotational Combination Design", based on the preliminary experiment.
文中研究了熟料掺量、复合激发剂、石膏掺量、水泥颗粒粒度对公路粉煤灰水泥的影响。
The study is made on the influence of clinker admixture, complex stimulator, gypsum admixture and cement particle size distribution on highway fly ash cement.
同时掺加硅灰还能够提高掺玻璃纤维高钙粉煤灰水泥砂浆的和易性和强度,并减小其膨胀。
Addition of silica fume into the mix will result in increasing the workability and strength of cement mortar and decreasing the expansion.
采用灰色关联分析方法研究粉煤灰水泥颗粒群堆积密度对粉煤灰水泥强度与流动度的影响。
It studies on the influence of the heaped density of pulverized fuel ash cement granular group on pulverized fuel ash cement strength and fluidity by gray connected analysis method.
本文研究了养护温度对粉煤灰水泥及纯水泥的强度,CH含量及C_3S水化程度的作用。
The effect of the curing temperature on the strength, the CH content and the degree of C_3S hydration of the fly ash cement and pure cement was studied.
从助磨效果以及增强效果两方面综合分析,羧酸类物质更适合用做粉煤灰水泥高效助磨剂。
Comprehensive analysis from the grinding effects and the development of strength, we can know that carboxylic acid substances are more suitable for high-performance fly-ash cement grinding AIDS.
结果表明,与纯硅酸盐水泥相比,粉煤灰水泥水化后期的水化程度较高,浆体总孔隙率较低。
The results show that the degree of hydration of fly ash-cement paste is higher and the porosity is lower than pure Portland cement paste in late ages.
利用粉煤灰、水泥熟料、石灰、石膏辅助少量的粉煤灰活性激发剂研究生产高掺量粉煤灰水泥。
The cement gelatin material with fly-ash, clinker, lime, gypsum and a few excitant is studied and produced.
在实验室研究了普通水泥混凝土和掺粉煤灰水泥混凝土在自然条件下的碳化规律,历时10年。
An experimental study on the regularity of carbonation for cement concrete and con-crete admixed with fly ash in natural condition has been carried out in laboratory for 10years.
其次,本文研究了几种单体助磨剂固定掺量对粉煤灰水泥和矿渣水泥的助磨效果和对水泥性能的影响。
Secondly, grinding effect of every monomer grinding aids with fixed content on fly ash cement and slag cement is tested. The effect on the properties of fly ash cement and slag cement is also tested.
合适的养护温度对高钙粉煤灰水泥基材料非常重要,高钙粉煤灰水泥基材料适宜制作蒸养水泥混凝土制品。
Proper curing temperature is crucial to high calcium cement based materials. This materials is suitable for making autoclaved cement and concrete products.
同时讨论了粉煤灰水泥硬化浆体的物理化学性能与水化时间的关系,以及硬化浆体中粉煤灰的火山灰活性。
At the same time, the relationship between the physical-chemical properties of the harden paste and the hydration age, the pozzolan activity of the fly ash in the harden paste have been discussed.
为提高粉煤灰水泥中粉煤灰的掺量,降低粉磨电耗,并改善粉煤灰水泥性能,进行了助磨剂的应用试验研究。
Trial study on the application of grinding AIDS was conducted aiming at improving the quality of fly-ash cement, reducing power consumption of grinding and increasing the adding rate of fly-ash.
本文采用宏观定性研究和微观测试技术相结合的方法,考察了活性激发剂对高掺量粉煤灰水泥浆体早期水化进程的影响。
Macroscopic qualitative study and microscopic test technique were combined to examine the effect of the fly ash activator on the early hydrating of cement paste with high volumes of fly ash.
采用X -射线衍射、差热分析、微量热计及压汞测孔仪对公路粉煤灰水泥的水化产物、水化放热曲线、孔尺寸分布进行了研究。
The hydrated products and pore size distribution of high road fly ash cements were studied by means of XRD, DTA, Mercury porosimeter, etc.
该粉煤灰可用于生产高掺量粉煤灰水泥、各种免烧的高强新型绿色墙体材料与地面材料以及配制中低强度等级高掺量粉煤灰混凝土等。
This fly ash can be used in producing high addition fly ash cement, all kinds of free-burned new green wall and floor material as well as preparing high addition fly ash concrete ofm...
剩余的煤灰和石膏粉则出售给水泥行业。
The resulting coal ash and gypsum are sold to the cement industry.
与此同时,电站烟囱继续在排着浓烟,往来的卡车装走煤灰运到附近Ambuja工厂里和水泥搅拌。
Meanwhile, smoke continues to pour from the power station chimneys and lorries shuttle backwards and forwards, taking away the fly ash to be mixed into cement at the neighbouring Ambuja factory.
介绍了在水泥混凝土中,采用粉煤灰替代30 %水泥的高掺量粉煤灰混凝土的配合比设计,以及试件力学性能的室内实验结果。
This paper introduces the mix proportion of high fly ash content concrete instead of 30% cement with fly ash and some experiment results of the test examples in laboratory.
粉煤灰对高贝利特水泥和混凝土的工作性、强度及水化热的影响。
Effect of fly ash on the workability, strength and hydration heat of high belite cement and concrete.
近期主要完成的重大咨询项目有硅酸盐粉煤灰轻质砌块,湿磨粉煤灰无熟料水泥及其制品。
The recently completed great consultative projects arduded stlicate fly ash lightweight black wet grindign fly ash cemetn without plaster and its products.
经活化的粉煤灰用作水泥混合材可提高水泥标号或水泥中粉煤灰的掺量。
The activated fly ash, when used as cement blend, can either improve the quality of the cement or heighten the ratio of fly ash in the cement.
文章通过对水泥粉煤灰基层混合料的击实试验,进行粉煤灰掺量的优化分析,探讨了水泥粉煤灰路面基层材料的性能特征和强度形成机理。
Through a compaction test on cement fly ash mixture, the article makes an analysis on the optimized dosage of cement fly ash and discusses the performance character and strength formation mechanism.
主要分析了粉煤灰品质指标对水泥抗裂性的影响。
In this paper, the effect of fly ash quality on the crack resistance was discussed.
结果表明:选用低强度等级水泥、用粉煤灰部分取代水泥以及加入纤维都可以在一定程度上提高混凝土的自愈合效果。
The test results show that low grade cement, replacement of cement by fly ash, and adding some carbon fibers are all helpful in improving the self-healing performance of concrete.
用不同掺量的矿渣粉及粉煤灰对水泥砂浆流动性和抗压强度进行了试验研究。
The influence of fly ash and slag powders on the fluidity and compressive strength of cement mortars were investigated.
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